Below are the 4033 trading days of historical prices for IEI.
# | Exchange | Symbol | Date | Open | High | Low | Close | 4033 | NASDAQ | IEI | Wed, Jan 18, 2023 | 117.87 | 118.02 | 117.71 | 117.98 | 4032 | NASDAQ | IEI | Tue, Jan 17, 2023 | 116.97 | 117.24 | 116.97 | 117.07 | 4031 | NASDAQ | IEI | Fri, Jan 13, 2023 | 117.34 | 117.47 | 117.01 | 117.13 | 4030 | NASDAQ | IEI | Thu, Jan 12, 2023 | 117.18 | 117.51 | 116.90 | 117.50 | 4029 | NASDAQ | IEI | Wed, Jan 11, 2023 | 116.54 | 116.80 | 116.52 | 116.80 | 4028 | NASDAQ | IEI | Tue, Jan 10, 2023 | 116.48 | 116.55 | 116.23 | 116.45 | 4027 | NASDAQ | IEI | Mon, Jan 9, 2023 | 116.51 | 116.86 | 116.49 | 116.70 | 4026 | NASDAQ | IEI | Fri, Jan 6, 2023 | 115.61 | 116.54 | 115.51 | 116.49 | 4025 | NASDAQ | IEI | Thu, Jan 5, 2023 | 115.20 | 115.55 | 115.11 | 115.49 | 4024 | NASDAQ | IEI | Wed, Jan 4, 2023 | 115.78 | 115.84 | 115.52 | 115.68 | 4023 | NASDAQ | IEI | Tue, Jan 3, 2023 | 115.47 | 115.53 | 115.13 | 115.23 | 4022 | NASDAQ | IEI | Fri, Dec 30, 2022 | 114.92 | 115.14 | 114.73 | 114.89 | 4021 | NASDAQ | IEI | Thu, Dec 29, 2022 | 115.06 | 115.20 | 114.97 | 115.15 | 4020 | NASDAQ | IEI | Wed, Dec 28, 2022 | 115.09 | 115.13 | 114.89 | 114.94 | 4019 | NASDAQ | IEI | Tue, Dec 27, 2022 | 115.20 | 115.30 | 114.95 | 115.02 | 4018 | NASDAQ | IEI | Fri, Dec 23, 2022 | 115.46 | 115.62 | 115.44 | 115.56 | 4017 | NASDAQ | IEI | Thu, Dec 22, 2022 | 115.84 | 116.03 | 115.77 | 115.77 | 4016 | NASDAQ | IEI | Wed, Dec 21, 2022 | 116.07 | 116.09 | 115.81 | 115.85 | 4015 | NASDAQ | IEI | Tue, Dec 20, 2022 | 115.69 | 115.86 | 115.62 | 115.75 | 4014 | NASDAQ | IEI | Mon, Dec 19, 2022 | 116.27 | 116.27 | 116.07 | 116.12 | 4013 | NASDAQ | IEI | Fri, Dec 16, 2022 | 116.22 | 116.73 | 116.15 | 116.57 | 4012 | NASDAQ | IEI | Thu, Dec 15, 2022 | 116.64 | 116.69 | 116.35 | 116.59 | 4011 | NASDAQ | IEI | Wed, Dec 14, 2022 | 116.70 | 116.88 | 116.29 | 116.76 | 4010 | NASDAQ | IEI | Tue, Dec 13, 2022 | 116.95 | 117.03 | 116.51 | 116.54 | 4009 | NASDAQ | IEI | Mon, Dec 12, 2022 | 116.17 | 116.21 | 115.75 | 115.86 | 4008 | NASDAQ | IEI | Fri, Dec 9, 2022 | 116.16 | 116.18 | 115.94 | 115.94 | 4007 | NASDAQ | IEI | Thu, Dec 8, 2022 | 116.33 | 116.50 | 116.21 | 116.29 | 4006 | NASDAQ | IEI | Wed, Dec 7, 2022 | 116.36 | 116.77 | 116.32 | 116.72 | 4005 | NASDAQ | IEI | Tue, Dec 6, 2022 | 115.83 | 116.14 | 115.79 | 116.06 | 4004 | NASDAQ | IEI | Mon, Dec 5, 2022 | 116.12 | 116.15 | 115.70 | 115.72 | 4003 | NASDAQ | IEI | Fri, Dec 2, 2022 | 115.94 | 116.55 | 115.76 | 116.53 | 4002 | NASDAQ | IEI | Thu, Dec 1, 2022 | 115.87 | 116.44 | 115.85 | 116.43 | 4001 | NASDAQ | IEI | Wed, Nov 30, 2022 | 114.95 | 115.92 | 114.83 | 115.91 | 4000 | NASDAQ | IEI | Tue, Nov 29, 2022 | 115.12 | 115.33 | 115.07 | 115.13 | 3999 | NASDAQ | IEI | Mon, Nov 28, 2022 | 115.33 | 115.47 | 115.24 | 115.31 | 3998 | NASDAQ | IEI | Fri, Nov 25, 2022 | 115.14 | 115.30 | 115.12 | 115.30 | 3997 | NASDAQ | IEI | Wed, Nov 23, 2022 | 114.98 | 115.30 | 114.97 | 115.28 | 3996 | NASDAQ | IEI | Tue, Nov 22, 2022 | 114.95 | 115.05 | 114.85 | 114.94 | 3995 | NASDAQ | IEI | Mon, Nov 21, 2022 | 115.05 | 115.10 | 114.70 | 114.73 | 3994 | NASDAQ | IEI | Fri, Nov 18, 2022 | 115.01 | 115.11 | 114.75 | 114.77 | 3993 | NASDAQ | IEI | Thu, Nov 17, 2022 | 115.15 | 115.16 | 114.95 | 115.07 | 3992 | NASDAQ | IEI | Wed, Nov 16, 2022 | 115.46 | 115.62 | 115.31 | 115.53 | 3991 | NASDAQ | IEI | Tue, Nov 15, 2022 | 115.06 | 115.21 | 114.83 | 115.18 | 3990 | NASDAQ | IEI | Mon, Nov 14, 2022 | 114.72 | 114.75 | 114.51 | 114.67 | 3989 | NASDAQ | IEI | Fri, Nov 11, 2022 | 114.70 | 114.89 | 114.66 | 114.85 | 3988 | NASDAQ | IEI | Thu, Nov 10, 2022 | 114.53 | 115.02 | 114.51 | 114.99 | 3987 | NASDAQ | IEI | Wed, Nov 9, 2022 | 113.01 | 113.38 | 112.94 | 113.36 | 3986 | NASDAQ | IEI | Tue, Nov 8, 2022 | 112.75 | 113.09 | 112.75 | 113.01 | 3985 | NASDAQ | IEI | Mon, Nov 7, 2022 | 112.79 | 112.83 | 112.57 | 112.61 | 3984 | NASDAQ | IEI | Fri, Nov 4, 2022 | 112.83 | 113.10 | 112.64 | 112.84 | 3983 | NASDAQ | IEI | Thu, Nov 3, 2022 | 112.48 | 112.83 | 112.46 | 112.75 | 3982 | NASDAQ | IEI | Wed, Nov 2, 2022 | 113.32 | 113.83 | 112.93 | 113.11 | 3981 | NASDAQ | IEI | Tue, Nov 1, 2022 | 113.86 | 113.88 | 113.17 | 113.21 | 3980 | NASDAQ | IEI | Mon, Oct 31, 2022 | 113.50 | 113.64 | 113.29 | 113.54 | 3979 | NASDAQ | IEI | Fri, Oct 28, 2022 | 113.80 | 114.09 | 113.63 | 113.82 | 3978 | NASDAQ | IEI | Thu, Oct 27, 2022 | 113.99 | 114.36 | 113.81 | 114.29 | 3977 | NASDAQ | IEI | Wed, Oct 26, 2022 | 113.54 | 113.86 | 113.53 | 113.69 | 3976 | NASDAQ | IEI | Tue, Oct 25, 2022 | 113.40 | 113.66 | 113.31 | 113.42 | 3975 | NASDAQ | IEI | Mon, Oct 24, 2022 | 112.76 | 113.05 | 112.59 | 112.81 | 3974 | NASDAQ | IEI | Fri, Oct 21, 2022 | 112.42 | 113.02 | 112.34 | 112.83 | 3973 | NASDAQ | IEI | Thu, Oct 20, 2022 | 112.62 | 112.81 | 112.26 | 112.33 | 3972 | NASDAQ | IEI | Wed, Oct 19, 2022 | 112.95 | 113.08 | 112.77 | 112.80 | 3971 | NASDAQ | IEI | Tue, Oct 18, 2022 | 113.55 | 113.65 | 113.17 | 113.46 | 3970 | NASDAQ | IEI | Mon, Oct 17, 2022 | 113.65 | 113.73 | 113.24 | 113.28 | 3969 | NASDAQ | IEI | Fri, Oct 14, 2022 | 113.77 | 113.78 | 113.02 | 113.10 | 3968 | NASDAQ | IEI | Thu, Oct 13, 2022 | 112.84 | 113.73 | 112.84 | 113.39 | 3967 | NASDAQ | IEI | Wed, Oct 12, 2022 | 113.63 | 114.00 | 113.60 | 113.91 | 3966 | NASDAQ | IEI | Tue, Oct 11, 2022 | 113.75 | 114.01 | 113.56 | 113.63 | 3965 | NASDAQ | IEI | Mon, Oct 10, 2022 | 113.72 | 113.73 | 113.25 | 113.50 | 3964 | NASDAQ | IEI | Fri, Oct 7, 2022 | 113.82 | 113.98 | 113.73 | 113.75 | 3963 | NASDAQ | IEI | Thu, Oct 6, 2022 | 114.43 | 114.51 | 114.14 | 114.16 | 3962 | NASDAQ | IEI | Wed, Oct 5, 2022 | 114.72 | 114.77 | 114.37 | 114.55 | 3961 | NASDAQ | IEI | Tue, Oct 4, 2022 | 115.23 | 115.51 | 115.00 | 115.12 | 3960 | NASDAQ | IEI | Mon, Oct 3, 2022 | 114.80 | 115.49 | 114.63 | 114.90 | 3959 | NASDAQ | IEI | Fri, Sep 30, 2022 | 114.73 | 114.88 | 114.08 | 114.28 | 3958 | NASDAQ | IEI | Thu, Sep 29, 2022 | 114.37 | 114.70 | 114.28 | 114.55 | 3957 | NASDAQ | IEI | Wed, Sep 28, 2022 | 114.42 | 114.98 | 114.12 | 114.90 | 3956 | NASDAQ | IEI | Tue, Sep 27, 2022 | 113.81 | 113.88 | 113.30 | 113.35 | 3955 | NASDAQ | IEI | Mon, Sep 26, 2022 | 114.33 | 114.39 | 113.53 | 113.66 | 3954 | NASDAQ | IEI | Fri, Sep 23, 2022 | 114.81 | 114.85 | 114.45 | 114.66 | 3953 | NASDAQ | IEI | Thu, Sep 22, 2022 | 115.16 | 115.21 | 114.74 | 114.85 | 3952 | NASDAQ | IEI | Wed, Sep 21, 2022 | 115.78 | 115.96 | 115.18 | 115.79 | 3951 | NASDAQ | IEI | Tue, Sep 20, 2022 | 115.67 | 115.89 | 115.60 | 115.73 | 3950 | NASDAQ | IEI | Mon, Sep 19, 2022 | 115.94 | 116.16 | 115.92 | 116.06 | 3949 | NASDAQ | IEI | Fri, Sep 16, 2022 | 116.14 | 116.44 | 116.09 | 116.31 | 3948 | NASDAQ | IEI | Thu, Sep 15, 2022 | 116.20 | 116.29 | 116.08 | 116.13 | 3947 | NASDAQ | IEI | Wed, Sep 14, 2022 | 116.36 | 116.66 | 116.33 | 116.42 | 3946 | NASDAQ | IEI | Tue, Sep 13, 2022 | 116.51 | 116.61 | 116.34 | 116.53 | 3945 | NASDAQ | IEI | Mon, Sep 12, 2022 | 117.47 | 117.54 | 117.08 | 117.19 | 3944 | NASDAQ | IEI | Fri, Sep 9, 2022 | 117.42 | 117.57 | 117.17 | 117.25 | 3943 | NASDAQ | IEI | Thu, Sep 8, 2022 | 117.58 | 117.70 | 117.32 | 117.33 | 3942 | NASDAQ | IEI | Wed, Sep 7, 2022 | 117.38 | 117.66 | 117.34 | 117.64 | 3941 | NASDAQ | IEI | Tue, Sep 6, 2022 | 117.40 | 117.42 | 117.06 | 117.15 | 3940 | NASDAQ | IEI | Fri, Sep 2, 2022 | 117.80 | 118.07 | 117.65 | 117.86 | 3939 | NASDAQ | IEI | Thu, Sep 1, 2022 | 117.45 | 117.60 | 117.13 | 117.33 | 3938 | NASDAQ | IEI | Wed, Aug 31, 2022 | 118.07 | 118.23 | 117.81 | 117.89 | 3937 | NASDAQ | IEI | Tue, Aug 30, 2022 | 118.18 | 118.37 | 117.91 | 118.15 | 3936 | NASDAQ | IEI | Mon, Aug 29, 2022 | 118.31 | 118.31 | 118.12 | 118.19 | 3935 | NASDAQ | IEI | Fri, Aug 26, 2022 | 118.58 | 118.77 | 118.36 | 118.53 | 3934 | NASDAQ | IEI | Thu, Aug 25, 2022 | 118.49 | 118.75 | 118.38 | 118.72 | 3933 | NASDAQ | IEI | Wed, Aug 24, 2022 | 118.46 | 118.53 | 118.29 | 118.38 | 3932 | NASDAQ | IEI | Tue, Aug 23, 2022 | 118.63 | 119.10 | 118.53 | 118.62 | 3931 | NASDAQ | IEI | Mon, Aug 22, 2022 | 118.91 | 118.97 | 118.62 | 118.71 | 3930 | NASDAQ | IEI | Fri, Aug 19, 2022 | 119.07 | 119.15 | 118.94 | 119.06 | 3929 | NASDAQ | IEI | Thu, Aug 18, 2022 | 119.51 | 119.71 | 119.36 | 119.47 | 3928 | NASDAQ | IEI | Wed, Aug 17, 2022 | 119.35 | 119.44 | 119.12 | 119.30 | 3927 | NASDAQ | IEI | Tue, Aug 16, 2022 | 119.85 | 119.87 | 119.64 | 119.78 | 3926 | NASDAQ | IEI | Mon, Aug 15, 2022 | 120.10 | 120.20 | 119.98 | 120.01 | 3925 | NASDAQ | IEI | Fri, Aug 12, 2022 | 119.86 | 119.90 | 119.57 | 119.76 | 3924 | NASDAQ | IEI | Thu, Aug 11, 2022 | 120.19 | 120.29 | 119.53 | 119.53 | 3923 | NASDAQ | IEI | Wed, Aug 10, 2022 | 120.23 | 120.48 | 119.88 | 119.89 | 3922 | NASDAQ | IEI | Tue, Aug 9, 2022 | 119.72 | 119.80 | 119.61 | 119.71 | 3921 | NASDAQ | IEI | Mon, Aug 8, 2022 | 119.88 | 120.05 | 119.82 | 119.99 | 3920 | NASDAQ | IEI | Fri, Aug 5, 2022 | 119.72 | 119.80 | 119.56 | 119.63 | 3919 | NASDAQ | IEI | Thu, Aug 4, 2022 | 120.46 | 120.85 | 120.38 | 120.80 | 3918 | NASDAQ | IEI | Wed, Aug 3, 2022 | 120.08 | 120.39 | 119.62 | 120.39 | 3917 | NASDAQ | IEI | Tue, Aug 2, 2022 | 121.26 | 121.38 | 120.16 | 120.17 | 3916 | NASDAQ | IEI | Mon, Aug 1, 2022 | 121.25 | 121.43 | 121.12 | 121.30 | 3915 | NASDAQ | IEI | Fri, Jul 29, 2022 | 121.04 | 121.47 | 120.96 | 121.26 | 3914 | NASDAQ | IEI | Thu, Jul 28, 2022 | 121.28 | 121.41 | 120.97 | 121.23 | 3913 | NASDAQ | IEI | Wed, Jul 27, 2022 | 120.34 | 120.75 | 120.22 | 120.49 | 3912 | NASDAQ | IEI | Tue, Jul 26, 2022 | 120.64 | 120.71 | 120.14 | 120.16 | 3911 | NASDAQ | IEI | Mon, Jul 25, 2022 | 120.07 | 120.28 | 120.06 | 120.20 | 3910 | NASDAQ | IEI | Fri, Jul 22, 2022 | 120.26 | 120.65 | 120.14 | 120.41 | 3909 | NASDAQ | IEI | Thu, Jul 21, 2022 | 119.06 | 119.62 | 118.99 | 119.59 | 3908 | NASDAQ | IEI | Wed, Jul 20, 2022 | 119.11 | 119.12 | 118.62 | 118.66 | 3907 | NASDAQ | IEI | Tue, Jul 19, 2022 | 119.03 | 119.09 | 118.73 | 118.77 | 3906 | NASDAQ | IEI | Mon, Jul 18, 2022 | 119.08 | 119.21 | 118.85 | 119.11 | 3905 | NASDAQ | IEI | Fri, Jul 15, 2022 | 119.08 | 119.44 | 119.07 | 119.28 | 3904 | NASDAQ | IEI | Thu, Jul 14, 2022 | 118.83 | 119.24 | 118.66 | 119.07 | 3903 | NASDAQ | IEI | Wed, Jul 13, 2022 | 118.83 | 119.63 | 118.75 | 119.44 | 3902 | NASDAQ | IEI | Tue, Jul 12, 2022 | 119.57 | 119.70 | 119.33 | 119.41 | 3901 | NASDAQ | IEI | Mon, Jul 11, 2022 | 119.13 | 119.39 | 119.09 | 119.23 | 3900 | NASDAQ | IEI | Fri, Jul 8, 2022 | 118.94 | 118.98 | 118.68 | 118.78 | 3899 | NASDAQ | IEI | Thu, Jul 7, 2022 | 119.59 | 119.59 | 119.09 | 119.18 | 3898 | NASDAQ | IEI | Wed, Jul 6, 2022 | 120.55 | 120.57 | 119.58 | 119.61 | 3897 | NASDAQ | IEI | Tue, Jul 5, 2022 | 120.46 | 120.63 | 120.27 | 120.34 | 3896 | NASDAQ | IEI | Fri, Jul 1, 2022 | 120.02 | 120.61 | 119.94 | 120.21 | 3895 | NASDAQ | IEI | Thu, Jun 30, 2022 | 119.18 | 119.52 | 119.12 | 119.34 | 3894 | NASDAQ | IEI | Wed, Jun 29, 2022 | 118.27 | 118.71 | 118.23 | 118.71 | 3893 | NASDAQ | IEI | Tue, Jun 28, 2022 | 118.05 | 118.22 | 117.98 | 118.17 | 3892 | NASDAQ | IEI | Mon, Jun 27, 2022 | 118.16 | 118.46 | 117.97 | 118.16 | 3891 | NASDAQ | IEI | Fri, Jun 24, 2022 | 118.60 | 118.97 | 118.50 | 118.53 | 3890 | NASDAQ | IEI | Thu, Jun 23, 2022 | 118.86 | 119.24 | 118.65 | 118.69 | 3889 | NASDAQ | IEI | Wed, Jun 22, 2022 | 118.18 | 118.34 | 118.07 | 118.26 | 3888 | NASDAQ | IEI | Tue, Jun 21, 2022 | 117.34 | 117.49 | 117.28 | 117.35 | 3887 | NASDAQ | IEI | Fri, Jun 17, 2022 | 117.69 | 117.76 | 117.16 | 117.60 | 3886 | NASDAQ | IEI | Thu, Jun 16, 2022 | 116.66 | 117.72 | 116.58 | 117.71 | 3885 | NASDAQ | IEI | Wed, Jun 15, 2022 | 116.81 | 117.38 | 116.34 | 117.28 | 3884 | NASDAQ | IEI | Tue, Jun 14, 2022 | 116.87 | 116.99 | 116.05 | 116.23 | 3883 | NASDAQ | IEI | Mon, Jun 13, 2022 | 117.17 | 117.32 | 116.29 | 116.72 | 3882 | NASDAQ | IEI | Fri, Jun 10, 2022 | 118.42 | 118.50 | 117.98 | 118.04 | 3881 | NASDAQ | IEI | Thu, Jun 9, 2022 | 119.03 | 119.16 | 118.89 | 119.01 | 3880 | NASDAQ | IEI | Wed, Jun 8, 2022 | 119.25 | 119.34 | 119.13 | 119.15 | 3879 | NASDAQ | IEI | Tue, Jun 7, 2022 | 119.32 | 119.53 | 119.31 | 119.36 | 3878 | NASDAQ | IEI | Mon, Jun 6, 2022 | 119.46 | 119.47 | 119.10 | 119.14 | 3877 | NASDAQ | IEI | Fri, Jun 3, 2022 | 119.51 | 119.69 | 119.51 | 119.62 | 3876 | NASDAQ | IEI | Thu, Jun 2, 2022 | 119.83 | 119.86 | 119.59 | 119.79 | 3875 | NASDAQ | IEI | Wed, Jun 1, 2022 | 120.15 | 120.20 | 119.54 | 119.68 | 3874 | NASDAQ | IEI | Tue, May 31, 2022 | 120.46 | 120.48 | 120.21 | 120.32 | 3873 | NASDAQ | IEI | Fri, May 27, 2022 | 121.02 | 121.03 | 120.78 | 120.92 | 3872 | NASDAQ | IEI | Thu, May 26, 2022 | 121.03 | 121.09 | 120.69 | 120.90 | 3871 | NASDAQ | IEI | Wed, May 25, 2022 | 120.98 | 120.99 | 120.72 | 120.91 | 3870 | NASDAQ | IEI | Tue, May 24, 2022 | 120.33 | 120.88 | 120.33 | 120.68 | 3869 | NASDAQ | IEI | Mon, May 23, 2022 | 120.26 | 120.38 | 119.97 | 120.01 | 3868 | NASDAQ | IEI | Fri, May 20, 2022 | 120.08 | 120.51 | 120.07 | 120.38 | 3867 | NASDAQ | IEI | Thu, May 19, 2022 | 120.47 | 120.48 | 120.11 | 120.14 | 3866 | NASDAQ | IEI | Wed, May 18, 2022 | 119.41 | 119.96 | 119.41 | 119.82 | 3865 | NASDAQ | IEI | Tue, May 17, 2022 | 119.59 | 119.82 | 119.45 | 119.47 | 3864 | NASDAQ | IEI | Mon, May 16, 2022 | 120.09 | 120.33 | 120.04 | 120.17 | 3863 | NASDAQ | IEI | Fri, May 13, 2022 | 119.93 | 119.99 | 119.74 | 119.86 | 3862 | NASDAQ | IEI | Thu, May 12, 2022 | 120.06 | 120.41 | 119.98 | 120.14 | 3861 | NASDAQ | IEI | Wed, May 11, 2022 | 119.38 | 119.92 | 119.26 | 119.81 | 3860 | NASDAQ | IEI | Tue, May 10, 2022 | 119.73 | 119.83 | 119.56 | 119.60 | 3859 | NASDAQ | IEI | Mon, May 9, 2022 | 119.07 | 119.55 | 119.04 | 119.48 | 3858 | NASDAQ | IEI | Fri, May 6, 2022 | 118.86 | 119.23 | 118.78 | 118.82 | 3857 | NASDAQ | IEI | Thu, May 5, 2022 | 119.25 | 119.35 | 118.84 | 119.09 | 3856 | NASDAQ | IEI | Wed, May 4, 2022 | 118.95 | 119.76 | 118.79 | 119.72 | 3855 | NASDAQ | IEI | Tue, May 3, 2022 | 119.36 | 119.43 | 119.05 | 119.07 | 3854 | NASDAQ | IEI | Mon, May 2, 2022 | 119.23 | 119.25 | 118.98 | 119.02 | 3853 | NASDAQ | IEI | Fri, Apr 29, 2022 | 119.44 | 119.80 | 119.40 | 119.55 | 3852 | NASDAQ | IEI | Thu, Apr 28, 2022 | 119.92 | 120.04 | 119.72 | 120.00 | 3851 | NASDAQ | IEI | Wed, Apr 27, 2022 | 120.51 | 120.58 | 120.11 | 120.18 | 3850 | NASDAQ | IEI | Tue, Apr 26, 2022 | 120.45 | 120.55 | 120.25 | 120.47 | 3849 | NASDAQ | IEI | Mon, Apr 25, 2022 | 120.10 | 120.42 | 119.91 | 119.92 | 3848 | NASDAQ | IEI | Fri, Apr 22, 2022 | 119.08 | 119.59 | 119.06 | 119.46 | 3847 | NASDAQ | IEI | Thu, Apr 21, 2022 | 119.61 | 119.62 | 119.12 | 119.41 | 3846 | NASDAQ | IEI | Wed, Apr 20, 2022 | 119.75 | 120.00 | 119.68 | 119.90 | 3845 | NASDAQ | IEI | Tue, Apr 19, 2022 | 119.85 | 119.95 | 119.50 | 119.53 | 3844 | NASDAQ | IEI | Mon, Apr 18, 2022 | 120.38 | 120.39 | 120.16 | 120.16 | 3843 | NASDAQ | IEI | Thu, Apr 14, 2022 | 120.78 | 120.80 | 120.21 | 120.27 | 3842 | NASDAQ | IEI | Wed, Apr 13, 2022 | 121.04 | 121.37 | 120.84 | 120.93 | 3841 | NASDAQ | IEI | Tue, Apr 12, 2022 | 120.64 | 120.98 | 120.56 | 120.75 | 3840 | NASDAQ | IEI | Mon, Apr 11, 2022 | 120.10 | 120.21 | 120.09 | 120.15 | 3839 | NASDAQ | IEI | Fri, Apr 8, 2022 | 120.20 | 120.48 | 120.19 | 120.30 | 3838 | NASDAQ | IEI | Thu, Apr 7, 2022 | 120.65 | 120.87 | 120.54 | 120.68 | 3837 | NASDAQ | IEI | Wed, Apr 6, 2022 | 120.32 | 120.87 | 120.31 | 120.58 | 3836 | NASDAQ | IEI | Tue, Apr 5, 2022 | 121.24 | 121.24 | 120.55 | 120.58 | 3835 | NASDAQ | IEI | Mon, Apr 4, 2022 | 121.47 | 121.47 | 121.25 | 121.42 | 3834 | NASDAQ | IEI | Fri, Apr 1, 2022 | 121.26 | 121.58 | 121.21 | 121.33 | 3833 | NASDAQ | IEI | Thu, Mar 31, 2022 | 122.18 | 122.30 | 122.00 | 122.05 | 3832 | NASDAQ | IEI | Wed, Mar 30, 2022 | 121.66 | 122.12 | 121.62 | 122.05 | 3831 | NASDAQ | IEI | Tue, Mar 29, 2022 | 121.62 | 121.86 | 121.45 | 121.78 | 3830 | NASDAQ | IEI | Mon, Mar 28, 2022 | 121.46 | 121.72 | 121.38 | 121.48 | 3829 | NASDAQ | IEI | Fri, Mar 25, 2022 | 121.92 | 121.95 | 121.32 | 121.42 | 3828 | NASDAQ | IEI | Thu, Mar 24, 2022 | 122.33 | 122.50 | 122.29 | 122.35 | 3827 | NASDAQ | IEI | Wed, Mar 23, 2022 | 122.45 | 122.71 | 122.31 | 122.68 | 3826 | NASDAQ | IEI | Tue, Mar 22, 2022 | 122.34 | 122.40 | 122.21 | 122.23 | 3825 | NASDAQ | IEI | Mon, Mar 21, 2022 | 123.18 | 123.26 | 122.59 | 122.60 | 3824 | NASDAQ | IEI | Fri, Mar 18, 2022 | 123.56 | 123.75 | 123.55 | 123.64 | 3823 | NASDAQ | IEI | Thu, Mar 17, 2022 | 123.66 | 123.81 | 123.46 | 123.57 | 3822 | NASDAQ | IEI | Wed, Mar 16, 2022 | 123.79 | 123.85 | 123.16 | 123.67 | 3821 | NASDAQ | IEI | Tue, Mar 15, 2022 | 124.34 | 124.38 | 123.85 | 123.89 | 3820 | NASDAQ | IEI | Mon, Mar 14, 2022 | 124.28 | 124.31 | 123.92 | 123.92 | 3819 | NASDAQ | IEI | Fri, Mar 11, 2022 | 124.84 | 124.89 | 124.70 | 124.83 | 3818 | NASDAQ | IEI | Thu, Mar 10, 2022 | 125.01 | 125.06 | 124.77 | 124.94 | 3817 | NASDAQ | IEI | Wed, Mar 9, 2022 | 125.36 | 125.41 | 125.18 | 125.27 | 3816 | NASDAQ | IEI | Tue, Mar 8, 2022 | 125.81 | 125.95 | 125.57 | 125.66 | 3815 | NASDAQ | IEI | Mon, Mar 7, 2022 | 126.26 | 126.53 | 126.17 | 126.17 | 3814 | NASDAQ | IEI | Fri, Mar 4, 2022 | 126.56 | 126.84 | 126.52 | 126.60 | 3813 | NASDAQ | IEI | Thu, Mar 3, 2022 | 125.88 | 126.10 | 125.74 | 126.00 | 3812 | NASDAQ | IEI | Wed, Mar 2, 2022 | 126.40 | 126.44 | 125.75 | 125.77 | 3811 | NASDAQ | IEI | Tue, Mar 1, 2022 | 126.60 | 127.25 | 126.57 | 126.92 | 3810 | NASDAQ | IEI | Mon, Feb 28, 2022 | 125.94 | 126.25 | 125.90 | 126.16 | 3809 | NASDAQ | IEI | Fri, Feb 25, 2022 | 125.23 | 125.37 | 125.07 | 125.36 | 3808 | NASDAQ | IEI | Thu, Feb 24, 2022 | 125.79 | 125.82 | 125.33 | 125.39 | 3807 | NASDAQ | IEI | Wed, Feb 23, 2022 | 125.21 | 125.31 | 125.07 | 125.15 | 3806 | NASDAQ | IEI | Tue, Feb 22, 2022 | 125.39 | 125.52 | 125.30 | 125.46 | 3805 | NASDAQ | IEI | Fri, Feb 18, 2022 | 125.54 | 125.65 | 125.47 | 125.57 | 3804 | NASDAQ | IEI | Thu, Feb 17, 2022 | 125.20 | 125.41 | 125.19 | 125.41 | 3803 | NASDAQ | IEI | Wed, Feb 16, 2022 | 125.00 | 125.13 | 124.87 | 125.07 | 3802 | NASDAQ | IEI | Tue, Feb 15, 2022 | 124.80 | 124.96 | 124.74 | 124.82 | 3801 | NASDAQ | IEI | Mon, Feb 14, 2022 | 124.99 | 125.22 | 124.79 | 124.92 | 3800 | NASDAQ | IEI | Fri, Feb 11, 2022 | 125.06 | 125.54 | 124.69 | 125.46 | 3799 | NASDAQ | IEI | Thu, Feb 10, 2022 | 125.19 | 125.24 | 124.59 | 124.63 | 3798 | NASDAQ | IEI | Wed, Feb 9, 2022 | 125.76 | 125.86 | 125.60 | 125.60 | 3797 | NASDAQ | IEI | Tue, Feb 8, 2022 | 125.70 | 125.73 | 125.60 | 125.60 | 3796 | NASDAQ | IEI | Mon, Feb 7, 2022 | 125.89 | 125.95 | 125.78 | 125.88 | 3795 | NASDAQ | IEI | Fri, Feb 4, 2022 | 126.01 | 126.02 | 125.77 | 125.82 | 3794 | NASDAQ | IEI | Thu, Feb 3, 2022 | 126.54 | 126.57 | 126.42 | 126.51 | 3793 | NASDAQ | IEI | Wed, Feb 2, 2022 | 126.76 | 126.96 | 126.76 | 126.81 | 3792 | NASDAQ | IEI | Tue, Feb 1, 2022 | 126.79 | 126.82 | 126.52 | 126.66 | 3791 | NASDAQ | IEI | Mon, Jan 31, 2022 | 126.69 | 126.88 | 126.66 | 126.83 | 3790 | NASDAQ | IEI | Fri, Jan 28, 2022 | 126.51 | 126.85 | 126.51 | 126.79 | 3789 | NASDAQ | IEI | Thu, Jan 27, 2022 | 126.48 | 126.72 | 126.48 | 126.56 | 3788 | NASDAQ | IEI | Wed, Jan 26, 2022 | 127.11 | 127.17 | 126.46 | 126.49 | 3787 | NASDAQ | IEI | Tue, Jan 25, 2022 | 127.22 | 127.35 | 127.04 | 127.09 | 3786 | NASDAQ | IEI | Mon, Jan 24, 2022 | 127.37 | 127.48 | 127.18 | 127.18 | 3785 | NASDAQ | IEI | Fri, Jan 21, 2022 | 127.21 | 127.29 | 127.04 | 127.14 | 3784 | NASDAQ | IEI | Thu, Jan 20, 2022 | 126.78 | 126.81 | 126.71 | 126.79 | 3783 | NASDAQ | IEI | Wed, Jan 19, 2022 | 126.65 | 126.82 | 126.63 | 126.69 | 3782 | NASDAQ | IEI | Tue, Jan 18, 2022 | 126.73 | 126.78 | 126.50 | 126.51 | 3781 | NASDAQ | IEI | Fri, Jan 14, 2022 | 127.43 | 127.43 | 127.09 | 127.11 | 3780 | NASDAQ | IEI | Thu, Jan 13, 2022 | 127.42 | 127.61 | 127.35 | 127.59 | 3779 | NASDAQ | IEI | Wed, Jan 12, 2022 | 127.47 | 127.51 | 127.34 | 127.39 | 3778 | NASDAQ | IEI | Tue, Jan 11, 2022 | 127.06 | 127.36 | 127.04 | 127.33 | 3777 | NASDAQ | IEI | Mon, Jan 10, 2022 | 127.12 | 127.29 | 127.06 | 127.22 | 3776 | NASDAQ | IEI | Fri, Jan 7, 2022 | 127.41 | 127.46 | 127.19 | 127.34 | 3775 | NASDAQ | IEI | Thu, Jan 6, 2022 | 127.59 | 127.63 | 127.45 | 127.52 | 3774 | NASDAQ | IEI | Wed, Jan 5, 2022 | 128.11 | 128.12 | 127.71 | 127.78 | 3773 | NASDAQ | IEI | Tue, Jan 4, 2022 | 128.04 | 128.18 | 128.01 | 128.17 | 3772 | NASDAQ | IEI | Mon, Jan 3, 2022 | 128.27 | 128.28 | 128.11 | 128.13 | 3771 | NASDAQ | IEI | Fri, Dec 31, 2021 | 128.80 | 128.85 | 128.65 | 128.67 | 3770 | NASDAQ | IEI | Thu, Dec 30, 2021 | 128.65 | 128.74 | 128.54 | 128.71 | 3769 | NASDAQ | IEI | Wed, Dec 29, 2021 | 128.64 | 128.68 | 128.47 | 128.55 | 3768 | NASDAQ | IEI | Tue, Dec 28, 2021 | 128.82 | 128.83 | 128.74 | 128.77 | 3767 | NASDAQ | IEI | Mon, Dec 27, 2021 | 128.72 | 128.79 | 128.70 | 128.73 | 3766 | NASDAQ | IEI | Thu, Dec 23, 2021 | 128.83 | 128.83 | 128.73 | 128.78 | 3765 | NASDAQ | IEI | Wed, Dec 22, 2021 | 128.93 | 128.93 | 128.74 | 128.89 | 3764 | NASDAQ | IEI | Tue, Dec 21, 2021 | 128.94 | 128.98 | 128.76 | 128.87 | 3763 | NASDAQ | IEI | Mon, Dec 20, 2021 | 129.31 | 129.45 | 129.17 | 129.18 | 3762 | NASDAQ | IEI | Fri, Dec 17, 2021 | 129.22 | 129.34 | 129.05 | 129.13 | 3761 | NASDAQ | IEI | Thu, Dec 16, 2021 | 128.95 | 129.17 | 128.94 | 129.08 | 3760 | NASDAQ | IEI | Wed, Dec 15, 2021 | 128.69 | 128.86 | 128.51 | 128.81 | 3759 | NASDAQ | IEI | Tue, Dec 14, 2021 | 128.85 | 128.93 | 128.76 | 128.83 | 3758 | NASDAQ | IEI | Mon, Dec 13, 2021 | 128.83 | 129.09 | 128.82 | 129.00 | 3757 | NASDAQ | IEI | Fri, Dec 10, 2021 | 128.75 | 128.95 | 128.69 | 128.74 | 3756 | NASDAQ | IEI | Thu, Dec 9, 2021 | 128.70 | 128.85 | 128.58 | 128.68 | 3755 | NASDAQ | IEI | Wed, Dec 8, 2021 | 128.61 | 128.70 | 128.48 | 128.59 | 3754 | NASDAQ | IEI | Tue, Dec 7, 2021 | 128.78 | 128.87 | 128.67 | 128.71 | 3753 | NASDAQ | IEI | Mon, Dec 6, 2021 | 129.25 | 129.29 | 128.96 | 129.04 | 3752 | NASDAQ | IEI | Fri, Dec 3, 2021 | 128.90 | 129.54 | 128.80 | 129.38 | 3751 | NASDAQ | IEI | Thu, Dec 2, 2021 | 129.21 | 129.24 | 128.88 | 129.03 | 3750 | NASDAQ | IEI | Wed, Dec 1, 2021 | 128.95 | 129.38 | 128.87 | 129.38 | 3749 | NASDAQ | IEI | Tue, Nov 30, 2021 | 129.60 | 129.80 | 128.98 | 129.34 | 3748 | NASDAQ | IEI | Mon, Nov 29, 2021 | 128.93 | 129.23 | 128.91 | 129.17 | 3747 | NASDAQ | IEI | Fri, Nov 26, 2021 | 129.08 | 129.31 | 129.01 | 129.18 | 3746 | NASDAQ | IEI | Wed, Nov 24, 2021 | 128.13 | 128.27 | 128.05 | 128.24 | 3745 | NASDAQ | IEI | Tue, Nov 23, 2021 | 128.23 | 128.33 | 128.17 | 128.19 | 3744 | NASDAQ | IEI | Mon, Nov 22, 2021 | 128.52 | 128.61 | 128.28 | 128.33 | 3743 | NASDAQ | IEI | Fri, Nov 19, 2021 | 129.13 | 129.25 | 128.87 | 128.91 | 3742 | NASDAQ | IEI | Thu, Nov 18, 2021 | 128.70 | 128.90 | 128.70 | 128.90 | 3741 | NASDAQ | IEI | Wed, Nov 17, 2021 | 128.59 | 128.83 | 128.59 | 128.83 | 3740 | NASDAQ | IEI | Tue, Nov 16, 2021 | 128.57 | 128.72 | 128.55 | 128.60 | 3739 | NASDAQ | IEI | Mon, Nov 15, 2021 | 128.80 | 128.82 | 128.60 | 128.63 | 3738 | NASDAQ | IEI | Fri, Nov 12, 2021 | 128.86 | 128.96 | 128.74 | 128.82 | 3737 | NASDAQ | IEI | Thu, Nov 11, 2021 | 128.79 | 128.81 | 128.57 | 128.58 | 3736 | NASDAQ | IEI | Wed, Nov 10, 2021 | 129.32 | 129.34 | 128.86 | 128.87 | 3735 | NASDAQ | IEI | Tue, Nov 9, 2021 | 129.67 | 129.79 | 129.64 | 129.68 | 3734 | NASDAQ | IEI | Mon, Nov 8, 2021 | 129.68 | 129.69 | 129.38 | 129.40 | 3733 | NASDAQ | IEI | Fri, Nov 5, 2021 | 129.58 | 129.89 | 129.50 | 129.81 | 3732 | NASDAQ | IEI | Thu, Nov 4, 2021 | 129.25 | 129.56 | 129.25 | 129.51 | 3731 | NASDAQ | IEI | Wed, Nov 3, 2021 | 129.22 | 129.24 | 128.81 | 129.12 | 3730 | NASDAQ | IEI | Tue, Nov 2, 2021 | 129.15 | 129.36 | 129.12 | 129.25 | 3729 | NASDAQ | IEI | Mon, Nov 1, 2021 | 128.79 | 129.05 | 128.76 | 128.99 | 3728 | NASDAQ | IEI | Fri, Oct 29, 2021 | 128.84 | 129.20 | 128.74 | 129.05 | 3727 | NASDAQ | IEI | Thu, Oct 28, 2021 | 129.12 | 129.34 | 128.97 | 129.07 | 3726 | NASDAQ | IEI | Wed, Oct 27, 2021 | 129.20 | 129.36 | 128.88 | 129.28 | 3725 | NASDAQ | IEI | Tue, Oct 26, 2021 | 129.01 | 129.08 | 128.91 | 129.06 | 3724 | NASDAQ | IEI | Mon, Oct 25, 2021 | 128.99 | 129.15 | 128.98 | 129.10 | 3723 | NASDAQ | IEI | Fri, Oct 22, 2021 | 128.81 | 128.98 | 128.68 | 128.93 | 3722 | NASDAQ | IEI | Thu, Oct 21, 2021 | 129.00 | 129.04 | 128.81 | 128.82 | 3721 | NASDAQ | IEI | Wed, Oct 20, 2021 | 129.18 | 129.27 | 129.14 | 129.16 | 3720 | NASDAQ | IEI | Tue, Oct 19, 2021 | 129.22 | 129.24 | 129.13 | 129.13 | 3719 | NASDAQ | IEI | Mon, Oct 18, 2021 | 129.13 | 129.25 | 129.02 | 129.19 | 3718 | NASDAQ | IEI | Fri, Oct 15, 2021 | 129.53 | 129.60 | 129.35 | 129.39 | 3717 | NASDAQ | IEI | Thu, Oct 14, 2021 | 129.75 | 129.84 | 129.69 | 129.77 | 3716 | NASDAQ | IEI | Wed, Oct 13, 2021 | 129.58 | 129.77 | 129.55 | 129.63 | 3715 | NASDAQ | IEI | Tue, Oct 12, 2021 | 129.54 | 129.69 | 129.51 | 129.67 | 3714 | NASDAQ | IEI | Mon, Oct 11, 2021 | 129.56 | 129.58 | 129.44 | 129.44 | 3713 | NASDAQ | IEI | Fri, Oct 8, 2021 | 129.88 | 129.88 | 129.67 | 129.72 | 3712 | NASDAQ | IEI | Thu, Oct 7, 2021 | 129.98 | 130.00 | 129.86 | 129.88 | 3711 | NASDAQ | IEI | Wed, Oct 6, 2021 | 130.10 | 130.17 | 130.06 | 130.11 | 3710 | NASDAQ | IEI | Tue, Oct 5, 2021 | 130.19 | 130.21 | 130.07 | 130.15 | 3709 | NASDAQ | IEI | Mon, Oct 4, 2021 | 130.29 | 130.42 | 130.21 | 130.31 | 3708 | NASDAQ | IEI | Fri, Oct 1, 2021 | 130.24 | 130.43 | 130.21 | 130.42 | 3707 | NASDAQ | IEI | Thu, Sep 30, 2021 | 130.01 | 130.18 | 129.97 | 130.17 | 3706 | NASDAQ | IEI | Wed, Sep 29, 2021 | 130.06 | 130.16 | 129.96 | 130.08 | 3705 | NASDAQ | IEI | Tue, Sep 28, 2021 | 129.95 | 130.08 | 129.82 | 129.96 | 3704 | NASDAQ | IEI | Mon, Sep 27, 2021 | 130.12 | 130.21 | 130.08 | 130.09 | 3703 | NASDAQ | IEI | Fri, Sep 24, 2021 | 130.35 | 130.38 | 130.23 | 130.28 | 3702 | NASDAQ | IEI | Thu, Sep 23, 2021 | 130.67 | 130.68 | 130.43 | 130.45 | 3701 | NASDAQ | IEI | Wed, Sep 22, 2021 | 131.01 | 131.20 | 130.79 | 130.93 | 3700 | NASDAQ | IEI | Tue, Sep 21, 2021 | 131.12 | 131.15 | 131.02 | 131.04 | 3699 | NASDAQ | IEI | Mon, Sep 20, 2021 | 131.00 | 131.14 | 130.95 | 131.06 | 3698 | NASDAQ | IEI | Fri, Sep 17, 2021 | 130.79 | 130.84 | 130.72 | 130.79 | 3697 | NASDAQ | IEI | Thu, Sep 16, 2021 | 130.98 | 131.07 | 130.91 | 130.97 | 3696 | NASDAQ | IEI | Wed, Sep 15, 2021 | 131.24 | 131.25 | 131.13 | 131.23 | 3695 | NASDAQ | IEI | Tue, Sep 14, 2021 | 131.27 | 131.39 | 131.24 | 131.31 | 3694 | NASDAQ | IEI | Mon, Sep 13, 2021 | 131.13 | 131.20 | 131.12 | 131.15 | 3693 | NASDAQ | IEI | Fri, Sep 10, 2021 | 131.14 | 131.18 | 131.02 | 131.09 | 3692 | NASDAQ | IEI | Thu, Sep 9, 2021 | 131.14 | 131.33 | 131.09 | 131.27 | 3691 | NASDAQ | IEI | Wed, Sep 8, 2021 | 131.06 | 131.16 | 131.01 | 131.13 | 3690 | NASDAQ | IEI | Tue, Sep 7, 2021 | 131.03 | 131.06 | 130.96 | 131.01 | 3689 | NASDAQ | IEI | Fri, Sep 3, 2021 | 131.25 | 131.25 | 131.18 | 131.24 | 3688 | NASDAQ | IEI | Thu, Sep 2, 2021 | 131.34 | 131.34 | 131.25 | 131.31 | 3687 | NASDAQ | IEI | Wed, Sep 1, 2021 | 131.31 | 131.33 | 131.19 | 131.27 | 3686 | NASDAQ | IEI | Tue, Aug 31, 2021 | 131.36 | 131.43 | 131.30 | 131.32 | 3685 | NASDAQ | IEI | Mon, Aug 30, 2021 | 131.23 | 131.41 | 131.21 | 131.41 | 3684 | NASDAQ | IEI | Fri, Aug 27, 2021 | 130.93 | 131.24 | 130.85 | 131.21 | 3683 | NASDAQ | IEI | Thu, Aug 26, 2021 | 130.98 | 131.00 | 130.85 | 130.95 | 3682 | NASDAQ | IEI | Wed, Aug 25, 2021 | 131.16 | 131.20 | 130.94 | 130.98 | 3681 | NASDAQ | IEI | Tue, Aug 24, 2021 | 131.27 | 131.30 | 131.16 | 131.16 | 3680 | NASDAQ | IEI | Mon, Aug 23, 2021 | 131.27 | 131.33 | 131.20 | 131.31 | 3679 | NASDAQ | IEI | Fri, Aug 20, 2021 | 131.34 | 131.38 | 131.21 | 131.25 | 3678 | NASDAQ | IEI | Thu, Aug 19, 2021 | 131.39 | 131.42 | 131.30 | 131.34 | 3677 | NASDAQ | IEI | Wed, Aug 18, 2021 | 131.32 | 131.35 | 131.11 | 131.25 | 3676 | NASDAQ | IEI | Tue, Aug 17, 2021 | 131.35 | 131.46 | 131.31 | 131.31 | 3675 | NASDAQ | IEI | Mon, Aug 16, 2021 | 131.40 | 131.54 | 131.38 | 131.38 | 3674 | NASDAQ | IEI | Fri, Aug 13, 2021 | 131.01 | 131.21 | 131.00 | 131.20 | 3673 | NASDAQ | IEI | Thu, Aug 12, 2021 | 130.97 | 131.04 | 130.90 | 130.93 | 3672 | NASDAQ | IEI | Wed, Aug 11, 2021 | 131.00 | 131.16 | 130.89 | 131.03 | 3671 | NASDAQ | IEI | Tue, Aug 10, 2021 | 131.11 | 131.12 | 130.92 | 130.92 | 3670 | NASDAQ | IEI | Mon, Aug 9, 2021 | 131.32 | 131.39 | 131.07 | 131.08 | 3669 | NASDAQ | IEI | Fri, Aug 6, 2021 | 131.28 | 131.33 | 131.22 | 131.23 | 3668 | NASDAQ | IEI | Thu, Aug 5, 2021 | 131.65 | 131.67 | 131.49 | 131.57 | 3667 | NASDAQ | IEI | Wed, Aug 4, 2021 | 132.17 | 132.23 | 131.69 | 131.86 | 3666 | NASDAQ | IEI | Tue, Aug 3, 2021 | 131.95 | 132.07 | 131.93 | 131.96 | 3665 | NASDAQ | IEI | Mon, Aug 2, 2021 | 131.76 | 132.04 | 131.73 | 131.93 | 3664 | NASDAQ | IEI | Fri, Jul 30, 2021 | 131.68 | 131.77 | 131.66 | 131.74 | 3663 | NASDAQ | IEI | Thu, Jul 29, 2021 | 131.48 | 131.62 | 131.46 | 131.52 | 3662 | NASDAQ | IEI | Wed, Jul 28, 2021 | 131.55 | 131.72 | 131.39 | 131.71 | 3661 | NASDAQ | IEI | Tue, Jul 27, 2021 | 131.67 | 131.73 | 131.61 | 131.65 | 3660 | NASDAQ | IEI | Mon, Jul 26, 2021 | 131.57 | 131.59 | 131.47 | 131.48 | 3659 | NASDAQ | IEI | Fri, Jul 23, 2021 | 131.38 | 131.56 | 131.38 | 131.52 | 3658 | NASDAQ | IEI | Thu, Jul 22, 2021 | 131.40 | 131.66 | 131.40 | 131.56 | 3657 | NASDAQ | IEI | Wed, Jul 21, 2021 | 131.52 | 131.59 | 131.39 | 131.40 | 3656 | NASDAQ | IEI | Tue, Jul 20, 2021 | 132.01 | 132.04 | 131.66 | 131.74 | 3655 | NASDAQ | IEI | Mon, Jul 19, 2021 | 131.56 | 131.82 | 131.53 | 131.66 | 3654 | NASDAQ | IEI | Fri, Jul 16, 2021 | 130.96 | 131.20 | 130.95 | 131.16 | 3653 | NASDAQ | IEI | Thu, Jul 15, 2021 | 131.13 | 131.23 | 130.97 | 131.19 | 3652 | NASDAQ | IEI | Wed, Jul 14, 2021 | 130.93 | 131.05 | 130.89 | 131.04 | 3651 | NASDAQ | IEI | Tue, Jul 13, 2021 | 130.91 | 130.97 | 130.71 | 130.74 | 3650 | NASDAQ | IEI | Mon, Jul 12, 2021 | 131.11 | 131.13 | 130.93 | 131.01 | 3649 | NASDAQ | IEI | Fri, Jul 9, 2021 | 131.13 | 131.15 | 131.04 | 131.07 | 3648 | NASDAQ | IEI | Thu, Jul 8, 2021 | 131.24 | 131.43 | 131.19 | 131.34 | 3647 | NASDAQ | IEI | Wed, Jul 7, 2021 | 130.99 | 131.15 | 130.93 | 131.10 | 3646 | NASDAQ | IEI | Tue, Jul 6, 2021 | 130.67 | 131.05 | 130.67 | 130.98 | 3645 | NASDAQ | IEI | Fri, Jul 2, 2021 | 130.50 | 130.64 | 130.47 | 130.63 | 3644 | NASDAQ | IEI | Thu, Jul 1, 2021 | 130.44 | 130.47 | 130.30 | 130.39 | 3643 | NASDAQ | IEI | Wed, Jun 30, 2021 | 130.53 | 130.61 | 130.50 | 130.53 | 3642 | NASDAQ | IEI | Tue, Jun 29, 2021 | 130.35 | 130.48 | 130.34 | 130.47 | 3641 | NASDAQ | IEI | Mon, Jun 28, 2021 | 130.38 | 130.49 | 130.37 | 130.42 | 3640 | NASDAQ | IEI | Fri, Jun 25, 2021 | 130.44 | 130.44 | 130.19 | 130.26 | 3639 | NASDAQ | IEI | Thu, Jun 24, 2021 | 130.40 | 130.47 | 130.33 | 130.36 | 3638 | NASDAQ | IEI | Wed, Jun 23, 2021 | 130.51 | 130.57 | 130.38 | 130.39 | 3637 | NASDAQ | IEI | Tue, Jun 22, 2021 | 130.42 | 130.58 | 130.39 | 130.56 | 3636 | NASDAQ | IEI | Mon, Jun 21, 2021 | 130.26 | 130.44 | 130.19 | 130.37 | 3635 | NASDAQ | IEI | Fri, Jun 18, 2021 | 130.26 | 130.49 | 129.98 | 130.45 | 3634 | NASDAQ | IEI | Thu, Jun 17, 2021 | 130.33 | 130.49 | 130.29 | 130.39 | 3633 | NASDAQ | IEI | Wed, Jun 16, 2021 | 130.97 | 131.00 | 130.22 | 130.31 | 3632 | NASDAQ | IEI | Tue, Jun 15, 2021 | 130.91 | 130.95 | 130.88 | 130.95 | 3631 | NASDAQ | IEI | Mon, Jun 14, 2021 | 131.06 | 131.08 | 130.91 | 130.92 | 3630 | NASDAQ | IEI | Fri, Jun 11, 2021 | 131.25 | 131.27 | 131.13 | 131.15 | 3629 | NASDAQ | IEI | Thu, Jun 10, 2021 | 130.97 | 131.30 | 130.96 | 131.28 | 3628 | NASDAQ | IEI | Wed, Jun 9, 2021 | 131.18 | 131.24 | 131.05 | 131.12 | 3627 | NASDAQ | IEI | Tue, Jun 8, 2021 | 130.97 | 130.98 | 130.93 | 130.97 | 3626 | NASDAQ | IEI | Mon, Jun 7, 2021 | 130.77 | 130.84 | 130.77 | 130.82 | 3625 | NASDAQ | IEI | Fri, Jun 4, 2021 | 130.71 | 130.88 | 130.71 | 130.87 | 3624 | NASDAQ | IEI | Thu, Jun 3, 2021 | 130.65 | 130.65 | 130.51 | 130.51 | 3623 | NASDAQ | IEI | Wed, Jun 2, 2021 | 130.76 | 130.81 | 130.72 | 130.76 | 3622 | NASDAQ | IEI | Tue, Jun 1, 2021 | 130.65 | 130.70 | 130.58 | 130.70 | 3621 | NASDAQ | IEI | Fri, May 28, 2021 | 130.74 | 130.90 | 130.74 | 130.79 | 3620 | NASDAQ | IEI | Thu, May 27, 2021 | 130.71 | 130.76 | 130.64 | 130.75 | 3619 | NASDAQ | IEI | Wed, May 26, 2021 | 130.83 | 130.92 | 130.80 | 130.84 | 3618 | NASDAQ | IEI | Tue, May 25, 2021 | 130.72 | 130.90 | 130.72 | 130.88 | 3617 | NASDAQ | IEI | Mon, May 24, 2021 | 130.62 | 130.70 | 130.60 | 130.67 | 3616 | NASDAQ | IEI | Fri, May 21, 2021 | 130.66 | 130.67 | 130.53 | 130.58 | 3615 | NASDAQ | IEI | Thu, May 20, 2021 | 130.44 | 130.62 | 130.44 | 130.61 | 3614 | NASDAQ | IEI | Wed, May 19, 2021 | 130.53 | 130.68 | 130.27 | 130.37 | 3613 | NASDAQ | IEI | Tue, May 18, 2021 | 130.52 | 130.59 | 130.47 | 130.56 | 3612 | NASDAQ | IEI | Mon, May 17, 2021 | 130.52 | 130.56 | 130.48 | 130.51 | 3611 | NASDAQ | IEI | Fri, May 14, 2021 | 130.57 | 130.64 | 130.50 | 130.57 | 3610 | NASDAQ | IEI | Thu, May 13, 2021 | 130.38 | 130.51 | 130.34 | 130.49 | 3609 | NASDAQ | IEI | Wed, May 12, 2021 | 130.28 | 130.38 | 130.27 | 130.29 | 3608 | NASDAQ | IEI | Tue, May 11, 2021 | 130.61 | 130.67 | 130.58 | 130.62 | 3607 | NASDAQ | IEI | Mon, May 10, 2021 | 130.84 | 130.89 | 130.69 | 130.72 | 3606 | NASDAQ | IEI | Fri, May 7, 2021 | 130.91 | 131.04 | 130.75 | 130.82 | 3605 | NASDAQ | IEI | Thu, May 6, 2021 | 130.60 | 130.73 | 130.60 | 130.65 | 3604 | NASDAQ | IEI | Wed, May 5, 2021 | 130.50 | 130.66 | 130.50 | 130.65 | 3603 | NASDAQ | IEI | Tue, May 4, 2021 | 130.57 | 130.70 | 130.51 | 130.52 | 3602 | NASDAQ | IEI | Mon, May 3, 2021 | 130.34 | 130.56 | 130.32 | 130.46 | 3601 | NASDAQ | IEI | Fri, Apr 30, 2021 | 130.38 | 130.44 | 130.28 | 130.43 | 3600 | NASDAQ | IEI | Thu, Apr 29, 2021 | 130.14 | 130.35 | 130.11 | 130.34 | 3599 | NASDAQ | IEI | Wed, Apr 28, 2021 | 130.29 | 130.41 | 130.13 | 130.40 | 3598 | NASDAQ | IEI | Tue, Apr 27, 2021 | 130.37 | 130.43 | 130.25 | 130.25 | 3597 | NASDAQ | IEI | Mon, Apr 26, 2021 | 130.52 | 130.55 | 130.44 | 130.44 | 3596 | NASDAQ | IEI | Fri, Apr 23, 2021 | 130.63 | 130.64 | 130.47 | 130.53 | 3595 | NASDAQ | IEI | Thu, Apr 22, 2021 | 130.56 | 130.66 | 130.46 | 130.65 | 3594 | NASDAQ | IEI | Wed, Apr 21, 2021 | 130.63 | 130.69 | 130.53 | 130.63 | 3593 | NASDAQ | IEI | Tue, Apr 20, 2021 | 130.41 | 130.66 | 130.41 | 130.62 | 3592 | NASDAQ | IEI | Mon, Apr 19, 2021 | 130.31 | 130.49 | 130.29 | 130.40 | 3591 | NASDAQ | IEI | Fri, Apr 16, 2021 | 130.40 | 130.50 | 130.38 | 130.40 | 3590 | NASDAQ | IEI | Thu, Apr 15, 2021 | 130.41 | 130.65 | 130.39 | 130.56 | 3589 | NASDAQ | IEI | Wed, Apr 14, 2021 | 130.23 | 130.26 | 130.14 | 130.24 | 3588 | NASDAQ | IEI | Tue, Apr 13, 2021 | 130.10 | 130.34 | 130.09 | 130.34 | 3587 | NASDAQ | IEI | Mon, Apr 12, 2021 | 130.06 | 130.08 | 130.01 | 130.08 | 3586 | NASDAQ | IEI | Fri, Apr 9, 2021 | 130.05 | 130.25 | 130.02 | 130.16 | 3585 | NASDAQ | IEI | Thu, Apr 8, 2021 | 130.27 | 130.34 | 130.25 | 130.34 | 3584 | NASDAQ | IEI | Wed, Apr 7, 2021 | 130.15 | 130.30 | 130.12 | 130.14 | 3583 | NASDAQ | IEI | Tue, Apr 6, 2021 | 129.94 | 130.16 | 129.94 | 130.14 | 3582 | NASDAQ | IEI | Mon, Apr 5, 2021 | 129.64 | 129.81 | 129.59 | 129.78 | 3581 | NASDAQ | IEI | Thu, Apr 1, 2021 | 129.91 | 130.04 | 129.90 | 129.96 | 3580 | NASDAQ | IEI | Wed, Mar 31, 2021 | 129.95 | 130.00 | 129.80 | 129.89 | 3579 | NASDAQ | IEI | Tue, Mar 30, 2021 | 129.89 | 130.04 | 129.84 | 130.01 | 3578 | NASDAQ | IEI | Mon, Mar 29, 2021 | 130.33 | 130.34 | 130.04 | 130.09 | 3577 | NASDAQ | IEI | Fri, Mar 26, 2021 | 130.32 | 130.43 | 130.26 | 130.26 | 3576 | NASDAQ | IEI | Thu, Mar 25, 2021 | 130.50 | 130.57 | 130.35 | 130.46 | 3575 | NASDAQ | IEI | Wed, Mar 24, 2021 | 130.31 | 130.48 | 130.29 | 130.46 | 3574 | NASDAQ | IEI | Tue, Mar 23, 2021 | 130.27 | 130.42 | 130.23 | 130.42 | 3573 | NASDAQ | IEI | Mon, Mar 22, 2021 | 130.11 | 130.18 | 130.08 | 130.15 | 3572 | NASDAQ | IEI | Fri, Mar 19, 2021 | 129.87 | 130.16 | 129.87 | 130.01 | 3571 | NASDAQ | IEI | Thu, Mar 18, 2021 | 129.94 | 130.14 | 129.85 | 130.08 | 3570 | NASDAQ | IEI | Wed, Mar 17, 2021 | 130.15 | 130.61 | 130.07 | 130.41 | 3569 | NASDAQ | IEI | Tue, Mar 16, 2021 | 130.35 | 130.41 | 130.28 | 130.33 | 3568 | NASDAQ | IEI | Mon, Mar 15, 2021 | 130.24 | 130.33 | 130.22 | 130.28 | 3567 | NASDAQ | IEI | Fri, Mar 12, 2021 | 130.22 | 130.24 | 130.13 | 130.22 | 3566 | NASDAQ | IEI | Thu, Mar 11, 2021 | 130.59 | 130.67 | 130.47 | 130.59 | 3565 | NASDAQ | IEI | Wed, Mar 10, 2021 | 130.39 | 130.60 | 130.38 | 130.55 | 3564 | NASDAQ | IEI | Tue, Mar 9, 2021 | 130.35 | 130.42 | 130.25 | 130.39 | 3563 | NASDAQ | IEI | Mon, Mar 8, 2021 | 130.29 | 130.30 | 130.12 | 130.13 | 3562 | NASDAQ | IEI | Fri, Mar 5, 2021 | 130.32 | 130.59 | 130.28 | 130.50 | 3561 | NASDAQ | IEI | Thu, Mar 4, 2021 | 130.91 | 130.97 | 130.52 | 130.59 | 3560 | NASDAQ | IEI | Wed, Mar 3, 2021 | 130.95 | 130.95 | 130.75 | 130.88 | 3559 | NASDAQ | IEI | Tue, Mar 2, 2021 | 131.01 | 131.22 | 130.98 | 131.21 | 3558 | NASDAQ | IEI | Mon, Mar 1, 2021 | 131.01 | 131.05 | 130.88 | 131.03 | 3557 | NASDAQ | IEI | Fri, Feb 26, 2021 | 130.69 | 131.09 | 130.43 | 131.07 | 3556 | NASDAQ | IEI | Thu, Feb 25, 2021 | 131.12 | 131.16 | 130.24 | 130.46 | 3555 | NASDAQ | IEI | Wed, Feb 24, 2021 | 131.46 | 131.62 | 131.41 | 131.58 | 3554 | NASDAQ | IEI | Tue, Feb 23, 2021 | 131.61 | 131.78 | 131.59 | 131.71 | 3553 | NASDAQ | IEI | Mon, Feb 22, 2021 | 131.65 | 131.76 | 131.58 | 131.62 | 3552 | NASDAQ | IEI | Fri, Feb 19, 2021 | 131.77 | 131.82 | 131.65 | 131.73 | 3551 | NASDAQ | IEI | Thu, Feb 18, 2021 | 131.81 | 131.95 | 131.77 | 131.91 | 3550 | NASDAQ | IEI | Wed, Feb 17, 2021 | 131.84 | 131.93 | 131.82 | 131.87 | 3549 | NASDAQ | IEI | Tue, Feb 16, 2021 | 132.01 | 132.06 | 131.79 | 131.81 | 3548 | NASDAQ | IEI | Fri, Feb 12, 2021 | 132.29 | 132.34 | 132.23 | 132.26 | 3547 | NASDAQ | IEI | Thu, Feb 11, 2021 | 132.43 | 132.45 | 132.38 | 132.40 | 3546 | NASDAQ | IEI | Wed, Feb 10, 2021 | 132.37 | 132.44 | 132.35 | 132.43 | 3545 | NASDAQ | IEI | Tue, Feb 9, 2021 | 132.29 | 132.36 | 132.28 | 132.29 | 3544 | NASDAQ | IEI | Mon, Feb 8, 2021 | 132.27 | 132.36 | 132.24 | 132.29 | 3543 | NASDAQ | IEI | Fri, Feb 5, 2021 | 132.38 | 132.45 | 132.30 | 132.31 | 3542 | NASDAQ | IEI | Thu, Feb 4, 2021 | 132.31 | 132.39 | 132.28 | 132.37 | 3541 | NASDAQ | IEI | Wed, Feb 3, 2021 | 132.41 | 132.43 | 132.34 | 132.36 | 3540 | NASDAQ | IEI | Tue, Feb 2, 2021 | 132.47 | 132.50 | 132.44 | 132.46 | 3539 | NASDAQ | IEI | Mon, Feb 1, 2021 | 132.55 | 132.64 | 132.53 | 132.62 | 3538 | NASDAQ | IEI | Fri, Jan 29, 2021 | 132.52 | 132.67 | 132.51 | 132.61 | 3537 | NASDAQ | IEI | Thu, Jan 28, 2021 | 132.69 | 132.69 | 132.57 | 132.63 | 3536 | NASDAQ | IEI | Wed, Jan 27, 2021 | 132.78 | 132.85 | 132.75 | 132.75 | 3535 | NASDAQ | IEI | Tue, Jan 26, 2021 | 132.68 | 132.72 | 132.68 | 132.70 | 3534 | NASDAQ | IEI | Mon, Jan 25, 2021 | 132.61 | 132.74 | 132.60 | 132.72 | 3533 | NASDAQ | IEI | Fri, Jan 22, 2021 | 132.51 | 132.58 | 132.50 | 132.55 | 3532 | NASDAQ | IEI | Thu, Jan 21, 2021 | 132.43 | 132.50 | 132.42 | 132.48 | 3531 | NASDAQ | IEI | Wed, Jan 20, 2021 | 132.42 | 132.50 | 132.42 | 132.50 | 3530 | NASDAQ | IEI | Tue, Jan 19, 2021 | 132.35 | 132.50 | 132.32 | 132.50 | 3529 | NASDAQ | IEI | Fri, Jan 15, 2021 | 132.37 | 132.47 | 132.30 | 132.44 | 3528 | NASDAQ | IEI | Thu, Jan 14, 2021 | 132.34 | 132.42 | 132.23 | 132.28 | 3527 | NASDAQ | IEI | Wed, Jan 13, 2021 | 132.21 | 132.36 | 132.21 | 132.32 | 3526 | NASDAQ | IEI | Tue, Jan 12, 2021 | 132.06 | 132.18 | 131.98 | 132.15 | 3525 | NASDAQ | IEI | Mon, Jan 11, 2021 | 132.24 | 132.24 | 132.16 | 132.18 | 3524 | NASDAQ | IEI | Fri, Jan 8, 2021 | 132.31 | 132.36 | 132.21 | 132.27 | 3523 | NASDAQ | IEI | Thu, Jan 7, 2021 | 132.41 | 132.46 | 132.39 | 132.43 | 3522 | NASDAQ | IEI | Wed, Jan 6, 2021 | 132.68 | 132.68 | 132.48 | 132.59 | 3521 | NASDAQ | IEI | Tue, Jan 5, 2021 | 133.02 | 133.02 | 132.86 | 132.91 | 3520 | NASDAQ | IEI | Mon, Jan 4, 2021 | 132.88 | 133.05 | 132.86 | 133.02 | 3519 | NASDAQ | IEI | Thu, Dec 31, 2020 | 132.93 | 133.00 | 132.93 | 132.98 | 3518 | NASDAQ | IEI | Wed, Dec 30, 2020 | 132.89 | 132.94 | 132.88 | 132.93 | 3517 | NASDAQ | IEI | Tue, Dec 29, 2020 | 132.85 | 132.93 | 132.84 | 132.91 | 3516 | NASDAQ | IEI | Mon, Dec 28, 2020 | 132.80 | 132.90 | 132.77 | 132.90 | 3515 | NASDAQ | IEI | Thu, Dec 24, 2020 | 132.86 | 132.89 | 132.85 | 132.89 | 3514 | NASDAQ | IEI | Wed, Dec 23, 2020 | 132.82 | 132.83 | 132.75 | 132.83 | 3513 | NASDAQ | IEI | Tue, Dec 22, 2020 | 132.86 | 132.93 | 132.83 | 132.90 | 3512 | NASDAQ | IEI | Mon, Dec 21, 2020 | 132.85 | 132.87 | 132.76 | 132.81 | 3511 | NASDAQ | IEI | Fri, Dec 18, 2020 | 132.83 | 132.87 | 132.78 | 132.80 | 3510 | NASDAQ | IEI | Thu, Dec 17, 2020 | 132.93 | 132.95 | 132.74 | 132.81 | 3509 | NASDAQ | IEI | Wed, Dec 16, 2020 | 132.83 | 132.98 | 132.82 | 132.94 | 3508 | NASDAQ | IEI | Tue, Dec 15, 2020 | 132.95 | 132.98 | 132.90 | 132.96 | 3507 | NASDAQ | IEI | Mon, Dec 14, 2020 | 132.89 | 133.05 | 132.87 | 133.01 | 3506 | NASDAQ | IEI | Fri, Dec 11, 2020 | 132.99 | 133.07 | 132.97 | 133.01 | 3505 | NASDAQ | IEI | Thu, Dec 10, 2020 | 132.77 | 132.88 | 132.73 | 132.87 | 3504 | NASDAQ | IEI | Wed, Dec 9, 2020 | 132.70 | 132.77 | 132.65 | 132.72 | 3503 | NASDAQ | IEI | Tue, Dec 8, 2020 | 132.85 | 132.91 | 132.79 | 132.81 | 3502 | NASDAQ | IEI | Mon, Dec 7, 2020 | 132.72 | 132.80 | 132.72 | 132.78 | 3501 | NASDAQ | IEI | Fri, Dec 4, 2020 | 132.60 | 132.62 | 132.53 | 132.60 | 3500 | NASDAQ | IEI | Thu, Dec 3, 2020 | 132.68 | 132.80 | 132.66 | 132.76 | 3499 | NASDAQ | IEI | Wed, Dec 2, 2020 | 132.59 | 132.62 | 132.50 | 132.61 | 3498 | NASDAQ | IEI | Tue, Dec 1, 2020 | 132.75 | 132.76 | 132.55 | 132.64 | 3497 | NASDAQ | IEI | Mon, Nov 30, 2020 | 133.01 | 133.06 | 132.98 | 133.01 | 3496 | NASDAQ | IEI | Fri, Nov 27, 2020 | 132.93 | 133.00 | 132.93 | 132.99 | 3495 | NASDAQ | IEI | Wed, Nov 25, 2020 | 132.87 | 132.94 | 132.85 | 132.85 | 3494 | NASDAQ | IEI | Tue, Nov 24, 2020 | 132.84 | 132.86 | 132.78 | 132.82 | 3493 | NASDAQ | IEI | Mon, Nov 23, 2020 | 132.89 | 132.89 | 132.82 | 132.86 | 3492 | NASDAQ | IEI | Fri, Nov 20, 2020 | 132.87 | 132.94 | 132.87 | 132.92 | 3491 | NASDAQ | IEI | Thu, Nov 19, 2020 | 132.85 | 132.91 | 132.81 | 132.85 | 3490 | NASDAQ | IEI | Wed, Nov 18, 2020 | 132.84 | 132.84 | 132.72 | 132.80 | 3489 | NASDAQ | IEI | Tue, Nov 17, 2020 | 132.79 | 132.86 | 132.79 | 132.84 | 3488 | NASDAQ | IEI | Mon, Nov 16, 2020 | 132.69 | 132.75 | 132.68 | 132.71 | 3487 | NASDAQ | IEI | Fri, Nov 13, 2020 | 132.77 | 132.80 | 132.70 | 132.73 | 3486 | NASDAQ | IEI | Thu, Nov 12, 2020 | 132.68 | 132.80 | 132.65 | 132.79 | 3485 | NASDAQ | IEI | Wed, Nov 11, 2020 | 132.40 | 132.51 | 132.38 | 132.50 | 3484 | NASDAQ | IEI | Tue, Nov 10, 2020 | 132.40 | 132.53 | 132.38 | 132.44 | 3483 | NASDAQ | IEI | Mon, Nov 9, 2020 | 132.59 | 132.61 | 132.38 | 132.59 | 3482 | NASDAQ | IEI | Fri, Nov 6, 2020 | 132.98 | 133.00 | 132.89 | 132.99 | 3481 | NASDAQ | IEI | Thu, Nov 5, 2020 | 133.18 | 133.20 | 133.07 | 133.15 | 3480 | NASDAQ | IEI | Wed, Nov 4, 2020 | 133.12 | 133.24 | 133.11 | 133.18 | 3479 | NASDAQ | IEI | Tue, Nov 3, 2020 | 132.77 | 132.79 | 132.70 | 132.77 | 3478 | NASDAQ | IEI | Mon, Nov 2, 2020 | 132.93 | 132.96 | 132.84 | 132.84 | 3477 | NASDAQ | IEI | Fri, Oct 30, 2020 | 133.00 | 133.02 | 132.89 | 132.91 | 3476 | NASDAQ | IEI | Thu, Oct 29, 2020 | 133.19 | 133.20 | 132.97 | 133.02 | 3475 | NASDAQ | IEI | Wed, Oct 28, 2020 | 133.27 | 133.30 | 133.17 | 133.19 | 3474 | NASDAQ | IEI | Tue, Oct 27, 2020 | 133.14 | 133.21 | 133.14 | 133.19 | 3473 | NASDAQ | IEI | Mon, Oct 26, 2020 | 133.04 | 133.13 | 133.03 | 133.07 | 3472 | NASDAQ | IEI | Fri, Oct 23, 2020 | 132.89 | 133.03 | 132.89 | 132.95 | 3471 | NASDAQ | IEI | Thu, Oct 22, 2020 | 133.02 | 133.04 | 132.89 | 132.90 | 3470 | NASDAQ | IEI | Wed, Oct 21, 2020 | 133.04 | 133.11 | 133.02 | 133.06 | 3469 | NASDAQ | IEI | Tue, Oct 20, 2020 | 133.16 | 133.21 | 133.10 | 133.12 | 3468 | NASDAQ | IEI | Mon, Oct 19, 2020 | 133.17 | 133.24 | 133.13 | 133.21 | 3467 | NASDAQ | IEI | Fri, Oct 16, 2020 | 133.31 | 133.38 | 133.27 | 133.29 | 3466 | NASDAQ | IEI | Thu, Oct 15, 2020 | 133.41 | 133.43 | 133.29 | 133.31 | 3465 | NASDAQ | IEI | Wed, Oct 14, 2020 | 133.37 | 133.43 | 133.35 | 133.36 | 3464 | NASDAQ | IEI | Tue, Oct 13, 2020 | 133.29 | 133.39 | 133.29 | 133.35 | 3463 | NASDAQ | IEI | Mon, Oct 12, 2020 | 133.17 | 133.21 | 133.14 | 133.21 | 3462 | NASDAQ | IEI | Fri, Oct 9, 2020 | 133.19 | 133.25 | 133.10 | 133.16 | 3461 | NASDAQ | IEI | Thu, Oct 8, 2020 | 133.16 | 133.23 | 133.13 | 133.21 | 3460 | NASDAQ | IEI | Wed, Oct 7, 2020 | 133.14 | 133.19 | 133.06 | 133.12 | 3459 | NASDAQ | IEI | Tue, Oct 6, 2020 | 133.19 | 133.34 | 133.15 | 133.25 | 3458 | NASDAQ | IEI | Mon, Oct 5, 2020 | 133.37 | 133.37 | 133.14 | 133.15 | 3457 | NASDAQ | IEI | Fri, Oct 2, 2020 | 133.60 | 133.60 | 133.43 | 133.47 | 3456 | NASDAQ | IEI | Thu, Oct 1, 2020 | 133.42 | 133.58 | 133.36 | 133.52 | 3455 | NASDAQ | IEI | Wed, Sep 30, 2020 | 133.71 | 133.71 | 133.56 | 133.59 | 3454 | NASDAQ | IEI | Tue, Sep 29, 2020 | 133.73 | 133.76 | 133.70 | 133.73 | 3453 | NASDAQ | IEI | Mon, Sep 28, 2020 | 133.67 | 133.70 | 133.66 | 133.67 | 3452 | NASDAQ | IEI | Fri, Sep 25, 2020 | 133.68 | 133.74 | 133.66 | 133.68 | 3451 | NASDAQ | IEI | Thu, Sep 24, 2020 | 133.61 | 133.65 | 133.60 | 133.62 | 3450 | NASDAQ | IEI | Wed, Sep 23, 2020 | 133.60 | 133.63 | 133.54 | 133.60 | 3449 | NASDAQ | IEI | Tue, Sep 22, 2020 | 133.60 | 133.68 | 133.60 | 133.61 | 3448 | NASDAQ | IEI | Mon, Sep 21, 2020 | 133.67 | 133.71 | 133.59 | 133.59 | 3447 | NASDAQ | IEI | Fri, Sep 18, 2020 | 133.59 | 133.61 | 133.51 | 133.51 | 3446 | NASDAQ | IEI | Thu, Sep 17, 2020 | 133.69 | 133.69 | 133.56 | 133.56 | 3445 | NASDAQ | IEI | Wed, Sep 16, 2020 | 133.65 | 133.65 | 133.50 | 133.55 | 3444 | NASDAQ | IEI | Tue, Sep 15, 2020 | 133.59 | 133.61 | 133.56 | 133.58 | 3443 | NASDAQ | IEI | Mon, Sep 14, 2020 | 133.67 | 133.71 | 133.60 | 133.60 | 3442 | NASDAQ | IEI | Fri, Sep 11, 2020 | 133.60 | 133.69 | 133.60 | 133.68 | 3441 | NASDAQ | IEI | Thu, Sep 10, 2020 | 133.45 | 133.61 | 133.44 | 133.56 | 3440 | NASDAQ | IEI | Wed, Sep 9, 2020 | 133.53 | 133.58 | 133.47 | 133.52 | 3439 | NASDAQ | IEI | Tue, Sep 8, 2020 | 133.49 | 133.61 | 133.49 | 133.52 | 3438 | NASDAQ | IEI | Fri, Sep 4, 2020 | 133.58 | 133.60 | 133.35 | 133.38 | 3437 | NASDAQ | IEI | Thu, Sep 3, 2020 | 133.70 | 133.82 | 133.67 | 133.68 | 3436 | NASDAQ | IEI | Wed, Sep 2, 2020 | 133.57 | 133.68 | 133.57 | 133.63 | 3435 | NASDAQ | IEI | Tue, Sep 1, 2020 | 133.50 | 133.63 | 133.43 | 133.60 | 3434 | NASDAQ | IEI | Mon, Aug 31, 2020 | 133.56 | 133.68 | 133.55 | 133.59 | 3433 | NASDAQ | IEI | Fri, Aug 28, 2020 | 133.53 | 133.62 | 133.50 | 133.56 | 3432 | NASDAQ | IEI | Thu, Aug 27, 2020 | 133.65 | 133.65 | 133.34 | 133.38 | 3431 | NASDAQ | IEI | Wed, Aug 26, 2020 | 133.46 | 133.52 | 133.37 | 133.48 | 3430 | NASDAQ | IEI | Tue, Aug 25, 2020 | 133.40 | 133.53 | 133.34 | 133.48 | 3429 | NASDAQ | IEI | Mon, Aug 24, 2020 | 133.64 | 133.70 | 133.57 | 133.58 | 3428 | NASDAQ | IEI | Fri, Aug 21, 2020 | 133.70 | 133.70 | 133.59 | 133.65 | 3427 | NASDAQ | IEI | Thu, Aug 20, 2020 | 133.67 | 133.69 | 133.62 | 133.63 | 3426 | NASDAQ | IEI | Wed, Aug 19, 2020 | 133.60 | 133.64 | 133.52 | 133.52 | 3425 | NASDAQ | IEI | Tue, Aug 18, 2020 | 133.55 | 133.63 | 133.52 | 133.60 | 3424 | NASDAQ | IEI | Mon, Aug 17, 2020 | 133.53 | 133.60 | 133.50 | 133.52 | 3423 | NASDAQ | IEI | Fri, Aug 14, 2020 | 133.42 | 133.49 | 133.40 | 133.44 | 3422 | NASDAQ | IEI | Thu, Aug 13, 2020 | 133.45 | 133.49 | 133.29 | 133.35 | 3421 | NASDAQ | IEI | Wed, Aug 12, 2020 | 133.48 | 133.53 | 133.39 | 133.46 | 3420 | NASDAQ | IEI | Tue, Aug 11, 2020 | 133.59 | 133.63 | 133.47 | 133.62 | 3419 | NASDAQ | IEI | Mon, Aug 10, 2020 | 133.97 | 133.97 | 133.80 | 133.82 | 3418 | NASDAQ | IEI | Fri, Aug 7, 2020 | 134.00 | 134.03 | 133.84 | 133.85 | 3417 | NASDAQ | IEI | Thu, Aug 6, 2020 | 134.01 | 134.11 | 133.95 | 133.95 | 3416 | NASDAQ | IEI | Wed, Aug 5, 2020 | 133.99 | 134.00 | 133.90 | 133.93 | 3415 | NASDAQ | IEI | Tue, Aug 4, 2020 | 134.01 | 134.11 | 133.99 | 134.10 | 3414 | NASDAQ | IEI | Mon, Aug 3, 2020 | 133.89 | 133.96 | 133.84 | 133.94 | 3413 | NASDAQ | IEI | Fri, Jul 31, 2020 | 133.99 | 134.10 | 133.94 | 134.07 | 3412 | NASDAQ | IEI | Thu, Jul 30, 2020 | 133.99 | 134.02 | 133.94 | 134.01 | 3411 | NASDAQ | IEI | Wed, Jul 29, 2020 | 133.82 | 133.91 | 133.78 | 133.89 | 3410 | NASDAQ | IEI | Tue, Jul 28, 2020 | 133.75 | 133.81 | 133.71 | 133.79 | 3409 | NASDAQ | IEI | Mon, Jul 27, 2020 | 133.77 | 133.79 | 133.63 | 133.64 | 3408 | NASDAQ | IEI | Fri, Jul 24, 2020 | 133.72 | 133.78 | 133.71 | 133.74 | 3407 | NASDAQ | IEI | Thu, Jul 23, 2020 | 133.76 | 133.78 | 133.69 | 133.72 | 3406 | NASDAQ | IEI | Wed, Jul 22, 2020 | 133.77 | 133.79 | 133.70 | 133.72 | 3405 | NASDAQ | IEI | Tue, Jul 21, 2020 | 133.66 | 133.74 | 133.65 | 133.73 | 3404 | NASDAQ | IEI | Mon, Jul 20, 2020 | 133.70 | 133.72 | 133.61 | 133.64 | 3403 | NASDAQ | IEI | Fri, Jul 17, 2020 | 133.70 | 133.70 | 133.60 | 133.64 | 3402 | NASDAQ | IEI | Thu, Jul 16, 2020 | 133.68 | 133.74 | 133.65 | 133.66 | 3401 | NASDAQ | IEI | Wed, Jul 15, 2020 | 133.52 | 133.68 | 133.52 | 133.59 | 3400 | NASDAQ | IEI | Tue, Jul 14, 2020 | 133.67 | 133.71 | 133.58 | 133.58 | 3399 | NASDAQ | IEI | Mon, Jul 13, 2020 | 133.46 | 133.63 | 133.46 | 133.61 | 3398 | NASDAQ | IEI | Fri, Jul 10, 2020 | 133.71 | 133.73 | 133.53 | 133.55 | 3397 | NASDAQ | IEI | Thu, Jul 9, 2020 | 133.54 | 133.72 | 133.53 | 133.66 | 3396 | NASDAQ | IEI | Wed, Jul 8, 2020 | 133.52 | 133.60 | 133.47 | 133.53 | 3395 | NASDAQ | IEI | Tue, Jul 7, 2020 | 133.47 | 133.62 | 133.46 | 133.59 | 3394 | NASDAQ | IEI | Mon, Jul 6, 2020 | 133.44 | 133.47 | 133.38 | 133.45 | 3393 | NASDAQ | IEI | Thu, Jul 2, 2020 | 133.39 | 133.58 | 133.36 | 133.55 | 3392 | NASDAQ | IEI | Wed, Jul 1, 2020 | 133.45 | 133.49 | 133.37 | 133.43 | 3391 | NASDAQ | IEI | Tue, Jun 30, 2020 | 133.78 | 133.82 | 133.62 | 133.67 | 3390 | NASDAQ | IEI | Mon, Jun 29, 2020 | 133.64 | 133.74 | 133.64 | 133.72 | 3389 | NASDAQ | IEI | Fri, Jun 26, 2020 | 133.53 | 133.67 | 133.52 | 133.63 | 3388 | NASDAQ | IEI | Thu, Jun 25, 2020 | 133.52 | 133.52 | 133.43 | 133.46 | 3387 | NASDAQ | IEI | Wed, Jun 24, 2020 | 133.30 | 133.47 | 133.30 | 133.44 | 3386 | NASDAQ | IEI | Tue, Jun 23, 2020 | 133.33 | 133.39 | 133.30 | 133.37 | 3385 | NASDAQ | IEI | Mon, Jun 22, 2020 | 133.43 | 133.47 | 133.31 | 133.32 | 3384 | NASDAQ | IEI | Fri, Jun 19, 2020 | 133.26 | 133.45 | 133.26 | 133.38 | 3383 | NASDAQ | IEI | Thu, Jun 18, 2020 | 133.39 | 133.41 | 133.32 | 133.34 | 3382 | NASDAQ | IEI | Wed, Jun 17, 2020 | 133.28 | 133.34 | 133.20 | 133.28 | 3381 | NASDAQ | IEI | Tue, Jun 16, 2020 | 133.14 | 133.35 | 133.11 | 133.24 | 3380 | NASDAQ | IEI | Mon, Jun 15, 2020 | 133.44 | 133.48 | 133.30 | 133.30 | 3379 | NASDAQ | IEI | Fri, Jun 12, 2020 | 133.33 | 133.45 | 133.29 | 133.35 | 3378 | NASDAQ | IEI | Thu, Jun 11, 2020 | 133.50 | 133.54 | 133.38 | 133.42 | 3377 | NASDAQ | IEI | Wed, Jun 10, 2020 | 133.05 | 133.38 | 133.02 | 133.38 | 3376 | NASDAQ | IEI | Tue, Jun 9, 2020 | 132.83 | 132.92 | 132.80 | 132.89 | 3375 | NASDAQ | IEI | Mon, Jun 8, 2020 | 132.54 | 132.72 | 132.54 | 132.62 | 3374 | NASDAQ | IEI | Fri, Jun 5, 2020 | 132.49 | 132.61 | 132.38 | 132.55 | 3373 | NASDAQ | IEI | Thu, Jun 4, 2020 | 132.97 | 132.99 | 132.81 | 132.87 | 3372 | NASDAQ | IEI | Wed, Jun 3, 2020 | 133.23 | 133.23 | 132.99 | 133.07 | 3371 | NASDAQ | IEI | Tue, Jun 2, 2020 | 133.45 | 133.50 | 133.35 | 133.39 | 3370 | NASDAQ | IEI | Mon, Jun 1, 2020 | 133.45 | 133.51 | 133.36 | 133.48 | 3369 | NASDAQ | IEI | Fri, May 29, 2020 | 133.52 | 133.66 | 133.47 | 133.64 | 3368 | NASDAQ | IEI | Thu, May 28, 2020 | 133.36 | 133.46 | 133.33 | 133.43 | 3367 | NASDAQ | IEI | Wed, May 27, 2020 | 133.37 | 133.57 | 133.37 | 133.44 | 3366 | NASDAQ | IEI | Tue, May 26, 2020 | 133.34 | 133.45 | 133.33 | 133.43 | 3365 | NASDAQ | IEI | Fri, May 22, 2020 | 133.49 | 133.54 | 133.48 | 133.48 | 3364 | NASDAQ | IEI | Thu, May 21, 2020 | 133.42 | 133.52 | 133.40 | 133.44 | 3363 | NASDAQ | IEI | Wed, May 20, 2020 | 133.35 | 133.53 | 133.30 | 133.43 | 3362 | NASDAQ | IEI | Tue, May 19, 2020 | 133.23 | 133.45 | 133.23 | 133.42 | 3361 | NASDAQ | IEI | Mon, May 18, 2020 | 133.46 | 133.48 | 133.16 | 133.24 | 3360 | NASDAQ | IEI | Fri, May 15, 2020 | 133.69 | 133.72 | 133.53 | 133.57 | 3359 | NASDAQ | IEI | Thu, May 14, 2020 | 133.57 | 133.70 | 133.56 | 133.58 | 3358 | NASDAQ | IEI | Wed, May 13, 2020 | 133.49 | 133.60 | 133.44 | 133.50 | 3357 | NASDAQ | IEI | Tue, May 12, 2020 | 133.19 | 133.44 | 133.16 | 133.41 | 3356 | NASDAQ | IEI | Mon, May 11, 2020 | 133.41 | 133.45 | 133.20 | 133.25 | 3355 | NASDAQ | IEI | Fri, May 8, 2020 | 133.49 | 133.72 | 133.37 | 133.43 | 3354 | NASDAQ | IEI | Thu, May 7, 2020 | 133.19 | 133.62 | 133.19 | 133.57 | 3353 | NASDAQ | IEI | Wed, May 6, 2020 | 133.00 | 133.18 | 132.96 | 133.13 | 3352 | NASDAQ | IEI | Tue, May 5, 2020 | 133.18 | 133.27 | 133.13 | 133.22 | 3351 | NASDAQ | IEI | Mon, May 4, 2020 | 133.22 | 133.31 | 133.17 | 133.25 | 3350 | NASDAQ | IEI | Fri, May 1, 2020 | 133.29 | 133.33 | 133.16 | 133.22 | 3349 | NASDAQ | IEI | Thu, Apr 30, 2020 | 133.44 | 133.57 | 133.33 | 133.34 | 3348 | NASDAQ | IEI | Wed, Apr 29, 2020 | 133.42 | 133.50 | 133.27 | 133.39 | 3347 | NASDAQ | IEI | Tue, Apr 28, 2020 | 133.25 | 133.37 | 133.25 | 133.33 | 3346 | NASDAQ | IEI | Mon, Apr 27, 2020 | 133.24 | 133.24 | 129.11 | 133.09 | 3345 | NASDAQ | IEI | Fri, Apr 24, 2020 | 133.27 | 133.39 | 133.25 | 133.36 | 3344 | NASDAQ | IEI | Thu, Apr 23, 2020 | 133.27 | 133.38 | 133.24 | 133.33 | 3343 | NASDAQ | IEI | Wed, Apr 22, 2020 | 133.40 | 133.45 | 133.24 | 133.33 | 3342 | NASDAQ | IEI | Tue, Apr 21, 2020 | 133.61 | 133.68 | 133.48 | 133.52 | 3341 | NASDAQ | IEI | Mon, Apr 20, 2020 | 133.40 | 133.44 | 133.30 | 133.42 | 3340 | NASDAQ | IEI | Fri, Apr 17, 2020 | 133.44 | 133.61 | 133.31 | 133.31 | 3339 | NASDAQ | IEI | Thu, Apr 16, 2020 | 133.55 | 133.61 | 133.43 | 133.45 | 3338 | NASDAQ | IEI | Wed, Apr 15, 2020 | 133.30 | 133.55 | 133.27 | 133.45 | 3337 | NASDAQ | IEI | Tue, Apr 14, 2020 | 132.94 | 133.09 | 132.94 | 133.00 | 3336 | NASDAQ | IEI | Mon, Apr 13, 2020 | 132.97 | 133.00 | 132.83 | 132.83 | 3335 | NASDAQ | IEI | Thu, Apr 9, 2020 | 132.75 | 133.09 | 132.70 | 132.97 | 3334 | NASDAQ | IEI | Wed, Apr 8, 2020 | 132.61 | 132.84 | 132.60 | 132.69 | 3333 | NASDAQ | IEI | Tue, Apr 7, 2020 | 132.53 | 132.68 | 132.39 | 132.67 | 3332 | NASDAQ | IEI | Mon, Apr 6, 2020 | 133.05 | 133.06 | 132.80 | 132.89 | 3331 | NASDAQ | IEI | Fri, Apr 3, 2020 | 133.23 | 133.46 | 133.18 | 133.21 | 3330 | NASDAQ | IEI | Thu, Apr 2, 2020 | 133.40 | 133.50 | 133.16 | 133.19 | 3329 | NASDAQ | IEI | Wed, Apr 1, 2020 | 133.44 | 133.47 | 133.25 | 133.28 | 3328 | NASDAQ | IEI | Tue, Mar 31, 2020 | 133.27 | 133.50 | 133.23 | 133.34 | 3327 | NASDAQ | IEI | Mon, Mar 30, 2020 | 133.24 | 133.51 | 133.06 | 133.08 | 3326 | NASDAQ | IEI | Fri, Mar 27, 2020 | 132.87 | 133.15 | 132.75 | 133.06 | 3325 | NASDAQ | IEI | Thu, Mar 26, 2020 | 132.46 | 132.82 | 132.38 | 132.56 | 3324 | NASDAQ | IEI | Wed, Mar 25, 2020 | 132.23 | 132.49 | 132.11 | 132.30 | 3323 | NASDAQ | IEI | Tue, Mar 24, 2020 | 132.39 | 132.69 | 132.07 | 132.26 | 3322 | NASDAQ | IEI | Mon, Mar 23, 2020 | 132.37 | 133.07 | 132.37 | 132.89 | 3321 | NASDAQ | IEI | Fri, Mar 20, 2020 | 131.21 | 131.98 | 131.12 | 131.95 | 3320 | NASDAQ | IEI | Thu, Mar 19, 2020 | 130.87 | 131.47 | 130.39 | 130.39 | 3319 | NASDAQ | IEI | Wed, Mar 18, 2020 | 130.85 | 131.24 | 129.93 | 130.11 | 3318 | NASDAQ | IEI | Tue, Mar 17, 2020 | 132.06 | 132.40 | 130.96 | 130.96 | 3317 | NASDAQ | IEI | Mon, Mar 16, 2020 | 131.39 | 132.94 | 131.39 | 132.41 | 3316 | NASDAQ | IEI | Fri, Mar 13, 2020 | 131.09 | 131.58 | 130.86 | 131.05 | 3315 | NASDAQ | IEI | Thu, Mar 12, 2020 | 132.08 | 133.00 | 131.35 | 131.67 | 3314 | NASDAQ | IEI | Wed, Mar 11, 2020 | 132.08 | 132.21 | 131.41 | 131.52 | 3313 | NASDAQ | IEI | Tue, Mar 10, 2020 | 132.19 | 132.58 | 131.56 | 131.83 | 3312 | NASDAQ | IEI | Mon, Mar 9, 2020 | 133.43 | 133.58 | 132.49 | 132.55 | 3311 | NASDAQ | IEI | Fri, Mar 6, 2020 | 132.35 | 132.59 | 131.78 | 131.94 | 3310 | NASDAQ | IEI | Thu, Mar 5, 2020 | 131.48 | 131.62 | 131.40 | 131.45 | 3309 | NASDAQ | IEI | Wed, Mar 4, 2020 | 131.13 | 131.39 | 130.90 | 130.91 | 3308 | NASDAQ | IEI | Tue, Mar 3, 2020 | 130.09 | 131.56 | 130.07 | 131.00 | 3307 | NASDAQ | IEI | Mon, Mar 2, 2020 | 130.40 | 130.67 | 129.90 | 129.92 | 3306 | NASDAQ | IEI | Fri, Feb 28, 2020 | 130.00 | 130.41 | 129.89 | 130.28 | 3305 | NASDAQ | IEI | Thu, Feb 27, 2020 | 129.41 | 129.54 | 129.01 | 129.28 | 3304 | NASDAQ | IEI | Wed, Feb 26, 2020 | 128.74 | 129.11 | 128.66 | 128.86 | 3303 | NASDAQ | IEI | Tue, Feb 25, 2020 | 128.62 | 129.05 | 128.60 | 128.84 | 3302 | NASDAQ | IEI | Mon, Feb 24, 2020 | 128.62 | 128.70 | 128.51 | 128.61 | 3301 | NASDAQ | IEI | Fri, Feb 21, 2020 | 127.86 | 128.17 | 127.85 | 128.00 | 3300 | NASDAQ | IEI | Thu, Feb 20, 2020 | 127.59 | 127.79 | 127.57 | 127.72 | 3299 | NASDAQ | IEI | Wed, Feb 19, 2020 | 127.45 | 127.54 | 127.41 | 127.50 | 3298 | NASDAQ | IEI | Tue, Feb 18, 2020 | 127.53 | 127.65 | 127.47 | 127.55 | 3297 | NASDAQ | IEI | Fri, Feb 14, 2020 | 127.43 | 127.49 | 127.37 | 127.39 | 3296 | NASDAQ | IEI | Thu, Feb 13, 2020 | 127.28 | 127.38 | 127.26 | 127.29 | 3295 | NASDAQ | IEI | Wed, Feb 12, 2020 | 127.25 | 127.28 | 127.17 | 127.23 | 3294 | NASDAQ | IEI | Tue, Feb 11, 2020 | 127.44 | 127.49 | 127.35 | 127.40 | 3293 | NASDAQ | IEI | Mon, Feb 10, 2020 | 127.58 | 127.66 | 127.49 | 127.58 | 3292 | NASDAQ | IEI | Fri, Feb 7, 2020 | 127.34 | 127.47 | 127.28 | 127.39 | 3291 | NASDAQ | IEI | Thu, Feb 6, 2020 | 127.03 | 127.13 | 126.99 | 127.09 | 3290 | NASDAQ | IEI | Wed, Feb 5, 2020 | 127.06 | 127.19 | 127.05 | 127.08 | 3289 | NASDAQ | IEI | Tue, Feb 4, 2020 | 127.40 | 127.41 | 127.22 | 127.35 | 3288 | NASDAQ | IEI | Mon, Feb 3, 2020 | 127.64 | 127.79 | 127.48 | 127.73 | 3287 | NASDAQ | IEI | Fri, Jan 31, 2020 | 127.82 | 128.12 | 127.80 | 128.06 | 3286 | NASDAQ | IEI | Thu, Jan 30, 2020 | 127.70 | 127.89 | 127.59 | 127.67 | 3285 | NASDAQ | IEI | Wed, Jan 29, 2020 | 127.34 | 127.61 | 127.33 | 127.56 | 3284 | NASDAQ | IEI | Tue, Jan 28, 2020 | 127.40 | 127.41 | 127.19 | 127.25 | 3283 | NASDAQ | IEI | Mon, Jan 27, 2020 | 127.47 | 127.47 | 127.35 | 127.42 | 3282 | NASDAQ | IEI | Fri, Jan 24, 2020 | 126.82 | 127.10 | 126.80 | 126.98 | 3281 | NASDAQ | IEI | Thu, Jan 23, 2020 | 126.76 | 126.89 | 126.70 | 126.76 | 3280 | NASDAQ | IEI | Wed, Jan 22, 2020 | 126.56 | 126.61 | 126.54 | 126.60 | 3279 | NASDAQ | IEI | Tue, Jan 21, 2020 | 126.44 | 126.59 | 126.44 | 126.58 | 3278 | NASDAQ | IEI | Fri, Jan 17, 2020 | 126.18 | 126.31 | 126.18 | 126.29 | 3277 | NASDAQ | IEI | Thu, Jan 16, 2020 | 126.33 | 126.36 | 126.23 | 126.31 | 3276 | NASDAQ | IEI | Wed, Jan 15, 2020 | 126.41 | 126.43 | 126.31 | 126.40 | 3275 | NASDAQ | IEI | Tue, Jan 14, 2020 | 126.17 | 126.30 | 126.17 | 126.26 | 3274 | NASDAQ | IEI | Mon, Jan 13, 2020 | 126.14 | 126.15 | 126.06 | 126.13 | 3273 | NASDAQ | IEI | Fri, Jan 10, 2020 | 126.13 | 126.25 | 126.12 | 126.20 | 3272 | NASDAQ | IEI | Thu, Jan 9, 2020 | 125.88 | 126.12 | 125.86 | 126.08 | 3271 | NASDAQ | IEI | Wed, Jan 8, 2020 | 126.28 | 126.36 | 125.97 | 126.08 | 3270 | NASDAQ | IEI | Tue, Jan 7, 2020 | 126.31 | 126.37 | 126.23 | 126.25 | 3269 | NASDAQ | IEI | Mon, Jan 6, 2020 | 126.48 | 126.48 | 126.23 | 126.30 | 3268 | NASDAQ | IEI | Fri, Jan 3, 2020 | 126.20 | 126.44 | 126.15 | 126.37 | 3267 | NASDAQ | IEI | Thu, Jan 2, 2020 | 125.98 | 126.14 | 125.90 | 125.97 | 3266 | NASDAQ | IEI | Tue, Dec 31, 2019 | 125.82 | 125.86 | 125.73 | 125.75 | 3265 | NASDAQ | IEI | Mon, Dec 30, 2019 | 125.71 | 125.91 | 125.69 | 125.89 | 3264 | NASDAQ | IEI | Fri, Dec 27, 2019 | 125.78 | 125.88 | 125.77 | 125.86 | 3263 | NASDAQ | IEI | Thu, Dec 26, 2019 | 125.61 | 125.66 | 125.51 | 125.64 | 3262 | NASDAQ | IEI | Tue, Dec 24, 2019 | 125.31 | 125.57 | 125.30 | 125.54 | 3261 | NASDAQ | IEI | Mon, Dec 23, 2019 | 125.51 | 125.55 | 125.36 | 125.41 | 3260 | NASDAQ | IEI | Fri, Dec 20, 2019 | 125.41 | 125.52 | 125.37 | 125.48 | 3259 | NASDAQ | IEI | Thu, Dec 19, 2019 | 125.43 | 125.61 | 125.39 | 125.50 | 3258 | NASDAQ | IEI | Wed, Dec 18, 2019 | 125.68 | 125.70 | 125.50 | 125.60 | 3257 | NASDAQ | IEI | Tue, Dec 17, 2019 | 125.82 | 125.84 | 125.71 | 125.73 | 3256 | NASDAQ | IEI | Mon, Dec 16, 2019 | 125.81 | 125.83 | 125.66 | 125.72 | 3255 | NASDAQ | IEI | Fri, Dec 13, 2019 | 125.82 | 126.06 | 125.62 | 126.01 | 3254 | NASDAQ | IEI | Thu, Dec 12, 2019 | 126.09 | 126.10 | 125.42 | 125.57 | 3253 | NASDAQ | IEI | Wed, Dec 11, 2019 | 125.88 | 126.15 | 125.87 | 126.09 | 3252 | NASDAQ | IEI | Tue, Dec 10, 2019 | 125.96 | 126.00 | 125.80 | 125.81 | 3251 | NASDAQ | IEI | Mon, Dec 9, 2019 | 126.04 | 126.04 | 125.91 | 125.93 | 3250 | NASDAQ | IEI | Fri, Dec 6, 2019 | 125.85 | 126.03 | 125.81 | 125.94 | 3249 | NASDAQ | IEI | Thu, Dec 5, 2019 | 126.04 | 126.22 | 126.03 | 126.16 | 3248 | NASDAQ | IEI | Wed, Dec 4, 2019 | 126.45 | 126.52 | 126.20 | 126.30 | 3247 | NASDAQ | IEI | Tue, Dec 3, 2019 | 126.37 | 126.72 | 126.36 | 126.58 | 3246 | NASDAQ | IEI | Mon, Dec 2, 2019 | 125.84 | 126.02 | 125.79 | 125.97 | 3245 | NASDAQ | IEI | Fri, Nov 29, 2019 | 126.25 | 126.33 | 126.19 | 126.31 | 3244 | NASDAQ | IEI | Wed, Nov 27, 2019 | 126.35 | 126.37 | 126.26 | 126.30 | 3243 | NASDAQ | IEI | Tue, Nov 26, 2019 | 126.45 | 126.53 | 126.44 | 126.50 | 3242 | NASDAQ | IEI | Mon, Nov 25, 2019 | 126.33 | 126.39 | 126.30 | 126.36 | 3241 | NASDAQ | IEI | Fri, Nov 22, 2019 | 126.42 | 126.44 | 126.30 | 126.35 | 3240 | NASDAQ | IEI | Thu, Nov 21, 2019 | 126.39 | 126.46 | 126.31 | 126.38 | 3239 | NASDAQ | IEI | Wed, Nov 20, 2019 | 126.44 | 126.58 | 126.39 | 126.55 | 3238 | NASDAQ | IEI | Tue, Nov 19, 2019 | 126.23 | 126.35 | 126.23 | 126.29 | 3237 | NASDAQ | IEI | Mon, Nov 18, 2019 | 126.26 | 126.33 | 126.23 | 126.25 | 3236 | NASDAQ | IEI | Fri, Nov 15, 2019 | 126.10 | 126.22 | 126.08 | 126.11 | 3235 | NASDAQ | IEI | Thu, Nov 14, 2019 | 126.18 | 126.32 | 126.15 | 126.24 | 3234 | NASDAQ | IEI | Wed, Nov 13, 2019 | 125.90 | 125.95 | 125.82 | 125.87 | 3233 | NASDAQ | IEI | Tue, Nov 12, 2019 | 125.59 | 125.71 | 125.49 | 125.65 | 3232 | NASDAQ | IEI | Mon, Nov 11, 2019 | 125.64 | 125.64 | 125.50 | 125.57 | 3231 | NASDAQ | IEI | Fri, Nov 8, 2019 | 125.56 | 125.79 | 125.52 | 125.52 | 3230 | NASDAQ | IEI | Thu, Nov 7, 2019 | 125.78 | 125.79 | 125.31 | 125.57 | 3229 | NASDAQ | IEI | Wed, Nov 6, 2019 | 126.09 | 126.20 | 125.96 | 126.14 | 3228 | NASDAQ | IEI | Tue, Nov 5, 2019 | 126.06 | 126.09 | 125.86 | 125.93 | 3227 | NASDAQ | IEI | Mon, Nov 4, 2019 | 126.33 | 126.37 | 126.25 | 126.31 | 3226 | NASDAQ | IEI | Fri, Nov 1, 2019 | 126.64 | 126.81 | 126.45 | 126.61 | 3225 | NASDAQ | IEI | Thu, Oct 31, 2019 | 126.61 | 127.00 | 126.61 | 126.97 | 3224 | NASDAQ | IEI | Wed, Oct 30, 2019 | 126.17 | 126.44 | 126.05 | 126.44 | 3223 | NASDAQ | IEI | Tue, Oct 29, 2019 | 126.17 | 126.19 | 126.07 | 126.13 | 3222 | NASDAQ | IEI | Mon, Oct 28, 2019 | 126.05 | 126.13 | 125.98 | 126.11 | 3221 | NASDAQ | IEI | Fri, Oct 25, 2019 | 126.56 | 126.56 | 126.18 | 126.29 | 3220 | NASDAQ | IEI | Thu, Oct 24, 2019 | 126.54 | 126.67 | 126.47 | 126.48 | 3219 | NASDAQ | IEI | Wed, Oct 23, 2019 | 126.63 | 126.65 | 126.44 | 126.45 | 3218 | NASDAQ | IEI | Tue, Oct 22, 2019 | 126.50 | 126.54 | 126.27 | 126.50 | 3217 | NASDAQ | IEI | Mon, Oct 21, 2019 | 126.46 | 126.55 | 126.34 | 126.35 | 3216 | NASDAQ | IEI | Fri, Oct 18, 2019 | 126.60 | 126.73 | 126.56 | 126.63 | 3215 | NASDAQ | IEI | Thu, Oct 17, 2019 | 126.51 | 126.69 | 126.45 | 126.52 | 3214 | NASDAQ | IEI | Wed, Oct 16, 2019 | 126.53 | 126.63 | 126.47 | 126.56 | 3213 | NASDAQ | IEI | Tue, Oct 15, 2019 | 126.69 | 126.75 | 126.34 | 126.38 | 3212 | NASDAQ | IEI | Mon, Oct 14, 2019 | 126.71 | 126.80 | 126.61 | 126.65 | 3211 | NASDAQ | IEI | Fri, Oct 11, 2019 | 126.64 | 126.69 | 126.38 | 126.57 | 3210 | NASDAQ | IEI | Thu, Oct 10, 2019 | 127.36 | 127.36 | 126.98 | 127.04 | 3209 | NASDAQ | IEI | Wed, Oct 9, 2019 | 127.66 | 127.66 | 127.39 | 127.52 | 3208 | NASDAQ | IEI | Tue, Oct 8, 2019 | 127.78 | 127.83 | 127.53 | 127.67 | 3207 | NASDAQ | IEI | Mon, Oct 7, 2019 | 127.63 | 127.68 | 127.46 | 127.51 | 3206 | NASDAQ | IEI | Fri, Oct 4, 2019 | 127.66 | 127.87 | 127.61 | 127.80 | 3205 | NASDAQ | IEI | Thu, Oct 3, 2019 | 127.34 | 127.89 | 127.34 | 127.70 | 3204 | NASDAQ | IEI | Wed, Oct 2, 2019 | 127.03 | 127.34 | 126.99 | 127.23 | 3203 | NASDAQ | IEI | Tue, Oct 1, 2019 | 126.31 | 127.03 | 126.28 | 126.90 | 3202 | NASDAQ | IEI | Mon, Sep 30, 2019 | 126.61 | 126.82 | 126.58 | 126.80 | 3201 | NASDAQ | IEI | Fri, Sep 27, 2019 | 126.60 | 126.79 | 126.58 | 126.72 | 3200 | NASDAQ | IEI | Thu, Sep 26, 2019 | 126.61 | 126.73 | 126.54 | 126.57 | 3199 | NASDAQ | IEI | Wed, Sep 25, 2019 | 126.84 | 126.91 | 126.39 | 126.44 | 3198 | NASDAQ | IEI | Tue, Sep 24, 2019 | 126.59 | 127.02 | 126.59 | 126.94 | 3197 | NASDAQ | IEI | Mon, Sep 23, 2019 | 126.54 | 126.78 | 126.51 | 126.55 | 3196 | NASDAQ | IEI | Fri, Sep 20, 2019 | 126.14 | 126.45 | 126.11 | 126.41 | 3195 | NASDAQ | IEI | Thu, Sep 19, 2019 | 126.18 | 126.18 | 126.02 | 126.06 | 3194 | NASDAQ | IEI | Wed, Sep 18, 2019 | 126.24 | 126.41 | 125.91 | 125.96 | 3193 | NASDAQ | IEI | Tue, Sep 17, 2019 | 125.88 | 126.10 | 125.80 | 126.02 | 3192 | NASDAQ | IEI | Mon, Sep 16, 2019 | 125.75 | 125.88 | 125.69 | 125.84 | 3191 | NASDAQ | IEI | Fri, Sep 13, 2019 | 125.90 | 125.97 | 125.51 | 125.52 | 3190 | NASDAQ | IEI | Thu, Sep 12, 2019 | 126.53 | 126.57 | 126.08 | 126.18 | 3189 | NASDAQ | IEI | Wed, Sep 11, 2019 | 126.39 | 126.51 | 126.36 | 126.37 | 3188 | NASDAQ | IEI | Tue, Sep 10, 2019 | 126.85 | 126.92 | 126.43 | 126.45 | 3187 | NASDAQ | IEI | Mon, Sep 9, 2019 | 127.07 | 127.13 | 126.95 | 127.00 | 3186 | NASDAQ | IEI | Fri, Sep 6, 2019 | 127.37 | 127.48 | 127.30 | 127.39 | 3185 | NASDAQ | IEI | Thu, Sep 5, 2019 | 127.57 | 127.58 | 127.18 | 127.34 | 3184 | NASDAQ | IEI | Wed, Sep 4, 2019 | 127.78 | 128.03 | 127.78 | 128.02 | 3183 | NASDAQ | IEI | Tue, Sep 3, 2019 | 127.64 | 128.03 | 127.52 | 127.81 | 3182 | NASDAQ | IEI | Fri, Aug 30, 2019 | 127.60 | 127.82 | 127.60 | 127.75 | 3181 | NASDAQ | IEI | Thu, Aug 29, 2019 | 127.82 | 127.82 | 127.57 | 127.73 | 3180 | NASDAQ | IEI | Wed, Aug 28, 2019 | 127.92 | 127.99 | 127.83 | 127.86 | 3179 | NASDAQ | IEI | Tue, Aug 27, 2019 | 127.61 | 127.86 | 127.61 | 127.83 | 3178 | NASDAQ | IEI | Mon, Aug 26, 2019 | 127.66 | 127.78 | 127.50 | 127.59 | 3177 | NASDAQ | IEI | Fri, Aug 23, 2019 | 127.28 | 127.78 | 127.17 | 127.68 | 3176 | NASDAQ | IEI | Thu, Aug 22, 2019 | 127.17 | 127.37 | 127.10 | 127.17 | 3175 | NASDAQ | IEI | Wed, Aug 21, 2019 | 127.35 | 127.51 | 127.27 | 127.32 | 3174 | NASDAQ | IEI | Tue, Aug 20, 2019 | 127.53 | 127.65 | 127.48 | 127.56 | 3173 | NASDAQ | IEI | Mon, Aug 19, 2019 | 127.29 | 127.38 | 127.23 | 127.25 | 3172 | NASDAQ | IEI | Fri, Aug 16, 2019 | 127.48 | 127.63 | 127.27 | 127.63 | 3171 | NASDAQ | IEI | Thu, Aug 15, 2019 | 127.29 | 127.82 | 127.27 | 127.68 | 3170 | NASDAQ | IEI | Wed, Aug 14, 2019 | 127.13 | 127.27 | 127.05 | 127.16 | 3169 | NASDAQ | IEI | Tue, Aug 13, 2019 | 127.08 | 127.09 | 126.60 | 126.77 | 3168 | NASDAQ | IEI | Mon, Aug 12, 2019 | 126.99 | 127.25 | 126.95 | 127.14 | 3167 | NASDAQ | IEI | Fri, Aug 9, 2019 | 126.90 | 127.05 | 126.69 | 126.72 | 3166 | NASDAQ | IEI | Thu, Aug 8, 2019 | 126.71 | 126.95 | 126.54 | 126.89 | 3165 | NASDAQ | IEI | Wed, Aug 7, 2019 | 127.39 | 127.54 | 126.84 | 126.92 | 3164 | NASDAQ | IEI | Tue, Aug 6, 2019 | 126.70 | 126.94 | 126.63 | 126.93 | 3163 | NASDAQ | IEI | Mon, Aug 5, 2019 | 126.63 | 126.91 | 126.61 | 126.83 | 3162 | NASDAQ | IEI | Fri, Aug 2, 2019 | 126.05 | 126.21 | 125.96 | 126.15 | 3161 | NASDAQ | IEI | Thu, Aug 1, 2019 | 125.29 | 126.13 | 125.25 | 126.05 | 3160 | NASDAQ | IEI | Wed, Jul 31, 2019 | 125.33 | 125.52 | 124.94 | 125.35 | 3159 | NASDAQ | IEI | Tue, Jul 30, 2019 | 125.33 | 125.36 | 125.21 | 125.30 | 3158 | NASDAQ | IEI | Mon, Jul 29, 2019 | 125.35 | 125.36 | 125.27 | 125.27 | 3157 | NASDAQ | IEI | Fri, Jul 26, 2019 | 125.23 | 125.24 | 125.10 | 125.22 | 3156 | NASDAQ | IEI | Thu, Jul 25, 2019 | 125.32 | 125.32 | 125.11 | 125.22 | 3155 | NASDAQ | IEI | Wed, Jul 24, 2019 | 125.44 | 125.50 | 125.35 | 125.39 | 3154 | NASDAQ | IEI | Tue, Jul 23, 2019 | 125.35 | 125.45 | 125.29 | 125.32 | 3153 | NASDAQ | IEI | Mon, Jul 22, 2019 | 125.49 | 125.52 | 125.41 | 125.44 | 3152 | NASDAQ | IEI | Fri, Jul 19, 2019 | 125.38 | 125.48 | 125.30 | 125.39 | 3151 | NASDAQ | IEI | Thu, Jul 18, 2019 | 125.25 | 125.64 | 125.22 | 125.62 | 3150 | NASDAQ | IEI | Wed, Jul 17, 2019 | 125.09 | 125.33 | 125.08 | 125.33 | 3149 | NASDAQ | IEI | Tue, Jul 16, 2019 | 124.93 | 125.03 | 124.85 | 124.98 | 3148 | NASDAQ | IEI | Mon, Jul 15, 2019 | 125.07 | 125.17 | 125.07 | 125.17 | 3147 | NASDAQ | IEI | Fri, Jul 12, 2019 | 124.92 | 125.10 | 124.92 | 125.03 | 3146 | NASDAQ | IEI | Thu, Jul 11, 2019 | 125.17 | 125.20 | 124.90 | 124.95 | 3145 | NASDAQ | IEI | Wed, Jul 10, 2019 | 125.14 | 125.31 | 125.05 | 125.25 | 3144 | NASDAQ | IEI | Tue, Jul 9, 2019 | 125.10 | 125.10 | 124.96 | 124.97 | 3143 | NASDAQ | IEI | Mon, Jul 8, 2019 | 125.25 | 125.32 | 125.06 | 125.08 | 3142 | NASDAQ | IEI | Fri, Jul 5, 2019 | 125.25 | 125.25 | 125.04 | 125.21 | 3141 | NASDAQ | IEI | Wed, Jul 3, 2019 | 125.73 | 125.81 | 125.71 | 125.73 | 3140 | NASDAQ | IEI | Tue, Jul 2, 2019 | 125.51 | 125.70 | 125.46 | 125.66 | 3139 | NASDAQ | IEI | Mon, Jul 1, 2019 | 125.52 | 125.57 | 125.30 | 125.44 | 3138 | NASDAQ | IEI | Fri, Jun 28, 2019 | 125.66 | 125.82 | 125.62 | 125.76 | 3137 | NASDAQ | IEI | Thu, Jun 27, 2019 | 125.64 | 125.76 | 125.57 | 125.73 | 3136 | NASDAQ | IEI | Wed, Jun 26, 2019 | 125.72 | 125.73 | 125.47 | 125.49 | 3135 | NASDAQ | IEI | Tue, Jun 25, 2019 | 125.81 | 125.97 | 125.71 | 125.88 | 3134 | NASDAQ | IEI | Mon, Jun 24, 2019 | 125.61 | 125.79 | 125.59 | 125.74 | 3133 | NASDAQ | IEI | Fri, Jun 21, 2019 | 125.52 | 125.57 | 125.37 | 125.49 | 3132 | NASDAQ | IEI | Thu, Jun 20, 2019 | 125.80 | 125.97 | 125.71 | 125.73 | 3131 | NASDAQ | IEI | Wed, Jun 19, 2019 | 125.09 | 125.67 | 125.04 | 125.62 | 3130 | NASDAQ | IEI | Tue, Jun 18, 2019 | 125.49 | 125.51 | 125.20 | 125.25 | 3129 | NASDAQ | IEI | Mon, Jun 17, 2019 | 125.21 | 125.23 | 125.09 | 125.17 | 3128 | NASDAQ | IEI | Fri, Jun 14, 2019 | 125.12 | 125.27 | 125.11 | 125.20 | 3127 | NASDAQ | IEI | Thu, Jun 13, 2019 | 125.10 | 125.32 | 125.05 | 125.22 | 3126 | NASDAQ | IEI | Wed, Jun 12, 2019 | 124.88 | 125.04 | 124.86 | 124.99 | 3125 | NASDAQ | IEI | Tue, Jun 11, 2019 | 124.69 | 124.80 | 124.65 | 124.75 | 3124 | NASDAQ | IEI | Mon, Jun 10, 2019 | 124.90 | 124.90 | 124.75 | 124.76 | 3123 | NASDAQ | IEI | Fri, Jun 7, 2019 | 125.30 | 125.31 | 125.03 | 125.13 | 3122 | NASDAQ | IEI | Thu, Jun 6, 2019 | 124.98 | 125.10 | 124.81 | 124.86 | 3121 | NASDAQ | IEI | Wed, Jun 5, 2019 | 125.11 | 125.23 | 124.92 | 124.98 | 3120 | NASDAQ | IEI | Tue, Jun 4, 2019 | 124.79 | 124.98 | 124.67 | 124.87 | 3119 | NASDAQ | IEI | Mon, Jun 3, 2019 | 124.86 | 125.24 | 124.75 | 125.11 | 3118 | NASDAQ | IEI | Fri, May 31, 2019 | 124.58 | 124.95 | 124.54 | 124.90 | 3117 | NASDAQ | IEI | Thu, May 30, 2019 | 124.08 | 124.35 | 123.98 | 124.30 | 3116 | NASDAQ | IEI | Wed, May 29, 2019 | 124.26 | 124.37 | 124.03 | 124.03 | 3115 | NASDAQ | IEI | Tue, May 28, 2019 | 123.95 | 124.08 | 123.87 | 124.08 | 3114 | NASDAQ | IEI | Fri, May 24, 2019 | 123.78 | 123.81 | 123.70 | 123.80 | 3113 | NASDAQ | IEI | Thu, May 23, 2019 | 123.55 | 123.97 | 123.55 | 123.84 | 3112 | NASDAQ | IEI | Wed, May 22, 2019 | 123.25 | 123.40 | 123.24 | 123.38 | 3111 | NASDAQ | IEI | Tue, May 21, 2019 | 123.20 | 123.22 | 123.08 | 123.11 | 3110 | NASDAQ | IEI | Mon, May 20, 2019 | 123.39 | 123.45 | 123.24 | 123.25 | 3109 | NASDAQ | IEI | Fri, May 17, 2019 | 123.55 | 123.56 | 123.30 | 123.42 | 3108 | NASDAQ | IEI | Thu, May 16, 2019 | 123.33 | 123.41 | 123.26 | 123.39 | 3107 | NASDAQ | IEI | Wed, May 15, 2019 | 123.58 | 123.62 | 123.41 | 123.52 | 3106 | NASDAQ | IEI | Tue, May 14, 2019 | 123.28 | 123.30 | 123.18 | 123.26 | 3105 | NASDAQ | IEI | Mon, May 13, 2019 | 123.29 | 123.40 | 123.24 | 123.32 | 3104 | NASDAQ | IEI | Fri, May 10, 2019 | 122.98 | 123.12 | 122.86 | 122.88 | 3103 | NASDAQ | IEI | Thu, May 9, 2019 | 123.00 | 123.13 | 122.85 | 122.93 | 3102 | NASDAQ | IEI | Wed, May 8, 2019 | 122.92 | 122.96 | 122.69 | 122.72 | 3101 | NASDAQ | IEI | Tue, May 7, 2019 | 122.83 | 122.92 | 122.80 | 122.85 | 3100 | NASDAQ | IEI | Mon, May 6, 2019 | 122.75 | 122.76 | 122.63 | 122.64 | 3099 | NASDAQ | IEI | Fri, May 3, 2019 | 122.44 | 122.55 | 122.40 | 122.43 | 3098 | NASDAQ | IEI | Thu, May 2, 2019 | 122.50 | 122.51 | 122.31 | 122.34 | 3097 | NASDAQ | IEI | Wed, May 1, 2019 | 122.69 | 123.04 | 122.50 | 122.55 | 3096 | NASDAQ | IEI | Tue, Apr 30, 2019 | 122.70 | 122.94 | 122.68 | 122.91 | 3095 | NASDAQ | IEI | Mon, Apr 29, 2019 | 122.73 | 122.79 | 122.68 | 122.73 | 3094 | NASDAQ | IEI | Fri, Apr 26, 2019 | 122.92 | 122.92 | 122.81 | 122.86 | 3093 | NASDAQ | IEI | Thu, Apr 25, 2019 | 122.70 | 122.74 | 122.59 | 122.61 | 3092 | NASDAQ | IEI | Wed, Apr 24, 2019 | 122.63 | 122.73 | 122.63 | 122.71 | 3091 | NASDAQ | IEI | Tue, Apr 23, 2019 | 122.40 | 122.47 | 122.38 | 122.43 | 3090 | NASDAQ | IEI | Mon, Apr 22, 2019 | 122.34 | 122.34 | 122.24 | 122.27 | 3089 | NASDAQ | IEI | Thu, Apr 18, 2019 | 122.34 | 122.42 | 122.30 | 122.33 | 3088 | NASDAQ | IEI | Wed, Apr 17, 2019 | 122.11 | 122.24 | 122.11 | 122.18 | 3087 | NASDAQ | IEI | Tue, Apr 16, 2019 | 122.22 | 122.25 | 122.10 | 122.12 | 3086 | NASDAQ | IEI | Mon, Apr 15, 2019 | 122.24 | 122.35 | 122.24 | 122.33 | 3085 | NASDAQ | IEI | Fri, Apr 12, 2019 | 122.30 | 122.36 | 122.24 | 122.25 | 3084 | NASDAQ | IEI | Thu, Apr 11, 2019 | 122.64 | 122.65 | 122.56 | 122.58 | 3083 | NASDAQ | IEI | Wed, Apr 10, 2019 | 122.73 | 122.82 | 122.71 | 122.75 | 3082 | NASDAQ | IEI | Tue, Apr 9, 2019 | 122.63 | 122.68 | 122.57 | 122.58 | 3081 | NASDAQ | IEI | Mon, Apr 8, 2019 | 122.58 | 122.60 | 122.46 | 122.47 | 3080 | NASDAQ | IEI | Fri, Apr 5, 2019 | 122.49 | 122.61 | 122.48 | 122.58 | 3079 | NASDAQ | IEI | Thu, Apr 4, 2019 | 122.52 | 122.57 | 122.46 | 122.55 | 3078 | NASDAQ | IEI | Wed, Apr 3, 2019 | 122.45 | 122.54 | 122.41 | 122.49 | 3077 | NASDAQ | IEI | Tue, Apr 2, 2019 | 122.61 | 122.69 | 122.58 | 122.66 | 3076 | NASDAQ | IEI | Mon, Apr 1, 2019 | 122.74 | 122.75 | 122.47 | 122.50 | 3075 | NASDAQ | IEI | Fri, Mar 29, 2019 | 123.07 | 123.21 | 123.02 | 123.20 | 3074 | NASDAQ | IEI | Thu, Mar 28, 2019 | 123.36 | 123.41 | 123.22 | 123.36 | 3073 | NASDAQ | IEI | Wed, Mar 27, 2019 | 123.44 | 123.59 | 123.35 | 123.41 | 3072 | NASDAQ | IEI | Tue, Mar 26, 2019 | 123.11 | 123.32 | 123.05 | 123.20 | 3071 | NASDAQ | IEI | Mon, Mar 25, 2019 | 123.06 | 123.44 | 122.98 | 123.25 | 3070 | NASDAQ | IEI | Fri, Mar 22, 2019 | 122.79 | 123.09 | 122.75 | 122.99 | 3069 | NASDAQ | IEI | Thu, Mar 21, 2019 | 122.55 | 122.55 | 122.38 | 122.44 | 3068 | NASDAQ | IEI | Wed, Mar 20, 2019 | 122.05 | 122.53 | 122.03 | 122.50 | 3067 | NASDAQ | IEI | Tue, Mar 19, 2019 | 121.93 | 122.06 | 121.92 | 121.96 | 3066 | NASDAQ | IEI | Mon, Mar 18, 2019 | 122.06 | 122.11 | 122.00 | 122.02 | 3065 | NASDAQ | IEI | Fri, Mar 15, 2019 | 122.10 | 122.18 | 122.03 | 122.11 | 3064 | NASDAQ | IEI | Thu, Mar 14, 2019 | 121.96 | 122.01 | 121.85 | 121.91 | 3063 | NASDAQ | IEI | Wed, Mar 13, 2019 | 121.93 | 122.01 | 121.89 | 121.98 | 3062 | NASDAQ | IEI | Tue, Mar 12, 2019 | 121.89 | 122.04 | 121.85 | 121.98 | 3061 | NASDAQ | IEI | Mon, Mar 11, 2019 | 121.86 | 121.87 | 121.76 | 121.80 | 3060 | NASDAQ | IEI | Fri, Mar 8, 2019 | 121.86 | 121.95 | 121.79 | 121.88 | 3059 | NASDAQ | IEI | Thu, Mar 7, 2019 | 121.65 | 121.83 | 121.64 | 121.79 | 3058 | NASDAQ | IEI | Wed, Mar 6, 2019 | 121.32 | 121.53 | 121.30 | 121.50 | 3057 | NASDAQ | IEI | Tue, Mar 5, 2019 | 121.18 | 121.29 | 121.10 | 121.28 | 3056 | NASDAQ | IEI | Mon, Mar 4, 2019 | 121.14 | 121.30 | 121.10 | 121.26 | 3055 | NASDAQ | IEI | Fri, Mar 1, 2019 | 121.18 | 121.25 | 121.05 | 121.05 | 3054 | NASDAQ | IEI | Thu, Feb 28, 2019 | 121.63 | 121.64 | 121.47 | 121.53 | 3053 | NASDAQ | IEI | Wed, Feb 27, 2019 | 121.78 | 121.78 | 121.63 | 121.68 | 3052 | NASDAQ | IEI | Tue, Feb 26, 2019 | 121.86 | 121.92 | 121.77 | 121.88 | 3051 | NASDAQ | IEI | Mon, Feb 25, 2019 | 121.67 | 121.71 | 121.61 | 121.68 | 3050 | NASDAQ | IEI | Fri, Feb 22, 2019 | 121.66 | 121.85 | 121.65 | 121.76 | 3049 | NASDAQ | IEI | Thu, Feb 21, 2019 | 121.54 | 121.58 | 121.50 | 121.55 | 3048 | NASDAQ | IEI | Wed, Feb 20, 2019 | 121.78 | 121.83 | 121.70 | 121.74 | 3047 | NASDAQ | IEI | Tue, Feb 19, 2019 | 121.76 | 121.78 | 121.68 | 121.75 | 3046 | NASDAQ | IEI | Fri, Feb 15, 2019 | 121.56 | 121.64 | 121.56 | 121.60 | 3045 | NASDAQ | IEI | Thu, Feb 14, 2019 | 121.76 | 121.76 | 121.61 | 121.68 | 3044 | NASDAQ | IEI | Wed, Feb 13, 2019 | 121.34 | 121.44 | 121.31 | 121.35 | 3043 | NASDAQ | IEI | Tue, Feb 12, 2019 | 121.61 | 121.61 | 121.50 | 121.53 | 3042 | NASDAQ | IEI | Mon, Feb 11, 2019 | 121.63 | 121.70 | 121.57 | 121.64 | 3041 | NASDAQ | IEI | Fri, Feb 8, 2019 | 121.77 | 121.86 | 121.75 | 121.75 | 3040 | NASDAQ | IEI | Thu, Feb 7, 2019 | 121.62 | 121.72 | 121.58 | 121.66 | 3039 | NASDAQ | IEI | Wed, Feb 6, 2019 | 121.52 | 121.54 | 121.40 | 121.44 | 3038 | NASDAQ | IEI | Tue, Feb 5, 2019 | 121.34 | 121.44 | 121.32 | 121.36 | 3037 | NASDAQ | IEI | Mon, Feb 4, 2019 | 121.30 | 121.30 | 121.22 | 121.24 | 3036 | NASDAQ | IEI | Fri, Feb 1, 2019 | 121.61 | 121.66 | 121.36 | 121.37 | 3035 | NASDAQ | IEI | Thu, Jan 31, 2019 | 121.88 | 122.08 | 121.85 | 122.03 | 3034 | NASDAQ | IEI | Wed, Jan 30, 2019 | 121.35 | 121.74 | 121.30 | 121.69 | 3033 | NASDAQ | IEI | Tue, Jan 29, 2019 | 121.27 | 121.44 | 121.27 | 121.44 | 3032 | NASDAQ | IEI | Mon, Jan 28, 2019 | 121.16 | 121.29 | 121.14 | 121.19 | 3031 | NASDAQ | IEI | Fri, Jan 25, 2019 | 121.25 | 121.28 | 121.12 | 121.17 | 3030 | NASDAQ | IEI | Thu, Jan 24, 2019 | 121.37 | 121.45 | 121.30 | 121.35 | 3029 | NASDAQ | IEI | Wed, Jan 23, 2019 | 121.03 | 121.21 | 121.01 | 121.12 | 3028 | NASDAQ | IEI | Tue, Jan 22, 2019 | 121.13 | 121.25 | 121.08 | 121.17 | 3027 | NASDAQ | IEI | Fri, Jan 18, 2019 | 121.03 | 121.12 | 120.86 | 120.92 | 3026 | NASDAQ | IEI | Thu, Jan 17, 2019 | 121.28 | 121.30 | 121.10 | 121.17 | 3025 | NASDAQ | IEI | Wed, Jan 16, 2019 | 121.26 | 121.34 | 121.20 | 121.31 | 3024 | NASDAQ | IEI | Tue, Jan 15, 2019 | 121.57 | 121.57 | 121.32 | 121.35 | 3023 | NASDAQ | IEI | Mon, Jan 14, 2019 | 121.50 | 121.54 | 121.38 | 121.40 | 3022 | NASDAQ | IEI | Fri, Jan 11, 2019 | 121.41 | 121.50 | 121.39 | 121.42 | 3021 | NASDAQ | IEI | Thu, Jan 10, 2019 | 121.34 | 121.42 | 121.19 | 121.20 | 3020 | NASDAQ | IEI | Wed, Jan 9, 2019 | 121.12 | 121.29 | 121.10 | 121.22 | 3019 | NASDAQ | IEI | Tue, Jan 8, 2019 | 121.20 | 121.30 | 121.11 | 121.12 | 3018 | NASDAQ | IEI | Mon, Jan 7, 2019 | 121.67 | 121.72 | 121.32 | 121.34 | 3017 | NASDAQ | IEI | Fri, Jan 4, 2019 | 121.70 | 121.74 | 121.52 | 121.58 | 3016 | NASDAQ | IEI | Thu, Jan 3, 2019 | 121.62 | 122.29 | 121.60 | 122.26 | 3015 | NASDAQ | IEI | Wed, Jan 2, 2019 | 121.52 | 121.57 | 121.41 | 121.57 | 3014 | NASDAQ | IEI | Mon, Dec 31, 2018 | 121.14 | 121.51 | 121.09 | 121.40 | 3013 | NASDAQ | IEI | Fri, Dec 28, 2018 | 120.89 | 121.21 | 120.89 | 121.20 | 3012 | NASDAQ | IEI | Thu, Dec 27, 2018 | 120.82 | 121.02 | 120.77 | 120.77 | 3011 | NASDAQ | IEI | Wed, Dec 26, 2018 | 120.87 | 120.95 | 120.48 | 120.48 | 3010 | NASDAQ | IEI | Mon, Dec 24, 2018 | 120.72 | 120.82 | 120.67 | 120.81 | 3009 | NASDAQ | IEI | Fri, Dec 21, 2018 | 120.48 | 120.59 | 120.43 | 120.55 | 3008 | NASDAQ | IEI | Thu, Dec 20, 2018 | 120.64 | 120.64 | 120.45 | 120.46 | 3007 | NASDAQ | IEI | Wed, Dec 19, 2018 | 120.47 | 120.73 | 120.25 | 120.51 | 3006 | NASDAQ | IEI | Tue, Dec 18, 2018 | 120.29 | 120.44 | 120.23 | 120.38 | 3005 | NASDAQ | IEI | Mon, Dec 17, 2018 | 120.23 | 120.47 | 120.23 | 120.41 | 3004 | NASDAQ | IEI | Fri, Dec 14, 2018 | 120.15 | 120.30 | 120.13 | 120.18 | 3003 | NASDAQ | IEI | Thu, Dec 13, 2018 | 120.02 | 120.10 | 119.98 | 120.03 | 3002 | NASDAQ | IEI | Wed, Dec 12, 2018 | 120.00 | 120.03 | 119.92 | 119.95 | 3001 | NASDAQ | IEI | Tue, Dec 11, 2018 | 120.12 | 120.27 | 120.01 | 120.12 | 3000 | NASDAQ | IEI | Mon, Dec 10, 2018 | 120.28 | 120.44 | 120.20 | 120.31 | 2999 | NASDAQ | IEI | Fri, Dec 7, 2018 | 120.01 | 120.32 | 119.95 | 120.29 | 2998 | NASDAQ | IEI | Thu, Dec 6, 2018 | 120.12 | 120.39 | 119.98 | 119.98 | 2997 | NASDAQ | IEI | Tue, Dec 4, 2018 | 119.62 | 119.92 | 119.61 | 119.77 | 2996 | NASDAQ | IEI | Mon, Dec 3, 2018 | 119.37 | 119.56 | 119.35 | 119.56 | 2995 | NASDAQ | IEI | Fri, Nov 30, 2018 | 119.66 | 119.72 | 119.61 | 119.70 | 2994 | NASDAQ | IEI | Thu, Nov 29, 2018 | 119.65 | 119.74 | 119.56 | 119.61 | 2993 | NASDAQ | IEI | Wed, Nov 28, 2018 | 119.36 | 119.58 | 119.32 | 119.46 | 2992 | NASDAQ | IEI | Tue, Nov 27, 2018 | 119.34 | 119.49 | 119.34 | 119.40 | 2991 | NASDAQ | IEI | Mon, Nov 26, 2018 | 119.34 | 119.37 | 119.30 | 119.36 | 2990 | NASDAQ | IEI | Fri, Nov 23, 2018 | 119.52 | 119.53 | 119.43 | 119.43 | 2989 | NASDAQ | IEI | Wed, Nov 21, 2018 | 119.37 | 119.40 | 119.27 | 119.37 | 2988 | NASDAQ | IEI | Tue, Nov 20, 2018 | 119.47 | 119.55 | 119.40 | 119.42 | 2987 | NASDAQ | IEI | Mon, Nov 19, 2018 | 119.29 | 119.50 | 119.29 | 119.47 | 2986 | NASDAQ | IEI | Fri, Nov 16, 2018 | 119.30 | 119.37 | 119.24 | 119.34 | 2985 | NASDAQ | IEI | Thu, Nov 15, 2018 | 119.21 | 119.25 | 118.99 | 119.10 | 2984 | NASDAQ | IEI | Wed, Nov 14, 2018 | 118.75 | 119.16 | 118.73 | 119.01 | 2983 | NASDAQ | IEI | Tue, Nov 13, 2018 | 118.74 | 118.84 | 118.69 | 118.80 | 2982 | NASDAQ | IEI | Mon, Nov 12, 2018 | 118.68 | 118.76 | 118.65 | 118.74 | 2981 | NASDAQ | IEI | Fri, Nov 9, 2018 | 118.33 | 118.56 | 118.33 | 118.50 | 2980 | NASDAQ | IEI | Thu, Nov 8, 2018 | 118.39 | 118.39 | 118.21 | 118.21 | 2979 | NASDAQ | IEI | Wed, Nov 7, 2018 | 118.42 | 118.49 | 118.33 | 118.35 | 2978 | NASDAQ | IEI | Tue, Nov 6, 2018 | 118.51 | 118.51 | 118.38 | 118.41 | 2977 | NASDAQ | IEI | Mon, Nov 5, 2018 | 118.55 | 118.59 | 118.50 | 118.51 | 2976 | NASDAQ | IEI | Fri, Nov 2, 2018 | 118.62 | 118.66 | 118.41 | 118.47 | 2975 | NASDAQ | IEI | Thu, Nov 1, 2018 | 118.71 | 118.86 | 118.69 | 118.83 | 2974 | NASDAQ | IEI | Wed, Oct 31, 2018 | 118.89 | 118.99 | 118.85 | 118.94 | 2973 | NASDAQ | IEI | Tue, Oct 30, 2018 | 119.15 | 119.21 | 119.09 | 119.10 | 2972 | NASDAQ | IEI | Mon, Oct 29, 2018 | 119.18 | 119.35 | 119.08 | 119.27 | 2971 | NASDAQ | IEI | Fri, Oct 26, 2018 | 119.25 | 119.40 | 119.20 | 119.28 | 2970 | NASDAQ | IEI | Thu, Oct 25, 2018 | 118.98 | 119.01 | 118.86 | 118.91 | 2969 | NASDAQ | IEI | Wed, Oct 24, 2018 | 118.92 | 119.14 | 118.88 | 119.11 | 2968 | NASDAQ | IEI | Tue, Oct 23, 2018 | 118.85 | 118.96 | 118.67 | 118.70 | 2967 | NASDAQ | IEI | Mon, Oct 22, 2018 | 118.54 | 118.59 | 118.49 | 118.50 | 2966 | NASDAQ | IEI | Fri, Oct 19, 2018 | 118.62 | 118.63 | 118.46 | 118.51 | 2965 | NASDAQ | IEI | Thu, Oct 18, 2018 | 118.40 | 118.71 | 118.38 | 118.59 | 2964 | NASDAQ | IEI | Wed, Oct 17, 2018 | 118.62 | 118.69 | 118.43 | 118.43 | 2963 | NASDAQ | IEI | Tue, Oct 16, 2018 | 118.62 | 118.65 | 118.54 | 118.63 | 2962 | NASDAQ | IEI | Mon, Oct 15, 2018 | 118.69 | 118.72 | 118.60 | 118.63 | 2961 | NASDAQ | IEI | Fri, Oct 12, 2018 | 118.62 | 118.79 | 118.59 | 118.60 | 2960 | NASDAQ | IEI | Thu, Oct 11, 2018 | 118.61 | 118.79 | 118.51 | 118.67 | 2959 | NASDAQ | IEI | Wed, Oct 10, 2018 | 118.25 | 118.49 | 118.25 | 118.47 | 2958 | NASDAQ | IEI | Tue, Oct 9, 2018 | 118.29 | 118.39 | 118.28 | 118.37 | 2957 | NASDAQ | IEI | Mon, Oct 8, 2018 | 118.33 | 118.42 | 118.29 | 118.31 | 2956 | NASDAQ | IEI | Fri, Oct 5, 2018 | 118.28 | 118.32 | 118.15 | 118.26 | 2955 | NASDAQ | IEI | Thu, Oct 4, 2018 | 118.34 | 118.45 | 118.30 | 118.37 | 2954 | NASDAQ | IEI | Wed, Oct 3, 2018 | 118.78 | 118.81 | 118.41 | 118.49 | 2953 | NASDAQ | IEI | Tue, Oct 2, 2018 | 118.84 | 118.96 | 118.84 | 118.90 | 2952 | NASDAQ | IEI | Mon, Oct 1, 2018 | 118.84 | 118.87 | 118.75 | 118.75 | 2951 | NASDAQ | IEI | Fri, Sep 28, 2018 | 119.16 | 119.16 | 119.07 | 119.07 | 2950 | NASDAQ | IEI | Thu, Sep 27, 2018 | 119.01 | 119.05 | 118.96 | 119.03 | 2949 | NASDAQ | IEI | Wed, Sep 26, 2018 | 118.89 | 119.08 | 118.87 | 119.04 | 2948 | NASDAQ | IEI | Tue, Sep 25, 2018 | 118.83 | 118.85 | 118.77 | 118.84 | 2947 | NASDAQ | IEI | Mon, Sep 24, 2018 | 118.84 | 118.96 | 118.84 | 118.90 | 2946 | NASDAQ | IEI | Fri, Sep 21, 2018 | 118.87 | 118.97 | 118.87 | 118.94 | 2945 | NASDAQ | IEI | Thu, Sep 20, 2018 | 118.81 | 118.98 | 118.81 | 118.92 | 2944 | NASDAQ | IEI | Wed, Sep 19, 2018 | 118.96 | 118.97 | 118.83 | 118.89 | 2943 | NASDAQ | IEI | Tue, Sep 18, 2018 | 119.16 | 119.18 | 118.97 | 118.98 | 2942 | NASDAQ | IEI | Mon, Sep 17, 2018 | 119.12 | 119.24 | 119.12 | 119.22 | 2941 | NASDAQ | IEI | Fri, Sep 14, 2018 | 119.20 | 119.27 | 119.17 | 119.17 | 2940 | NASDAQ | IEI | Thu, Sep 13, 2018 | 119.42 | 119.43 | 119.32 | 119.33 | 2939 | NASDAQ | IEI | Wed, Sep 12, 2018 | 119.39 | 119.40 | 119.33 | 119.35 | 2938 | NASDAQ | IEI | Tue, Sep 11, 2018 | 119.39 | 119.41 | 119.28 | 119.29 | 2937 | NASDAQ | IEI | Mon, Sep 10, 2018 | 119.50 | 119.57 | 119.50 | 119.54 | 2936 | NASDAQ | IEI | Fri, Sep 7, 2018 | 119.63 | 119.63 | 119.49 | 119.52 | 2935 | NASDAQ | IEI | Thu, Sep 6, 2018 | 119.81 | 119.94 | 119.78 | 119.89 | 2934 | NASDAQ | IEI | Wed, Sep 5, 2018 | 119.73 | 119.80 | 119.68 | 119.74 | 2933 | NASDAQ | IEI | Tue, Sep 4, 2018 | 119.81 | 119.86 | 119.70 | 119.75 | 2932 | NASDAQ | IEI | Fri, Aug 31, 2018 | 120.15 | 120.16 | 120.07 | 120.07 | 2931 | NASDAQ | IEI | Thu, Aug 30, 2018 | 119.93 | 120.02 | 119.91 | 119.98 | 2930 | NASDAQ | IEI | Wed, Aug 29, 2018 | 119.87 | 119.89 | 119.78 | 119.80 | 2929 | NASDAQ | IEI | Tue, Aug 28, 2018 | 119.94 | 119.94 | 119.84 | 119.86 | 2928 | NASDAQ | IEI | Mon, Aug 27, 2018 | 120.08 | 120.09 | 120.00 | 120.03 | 2927 | NASDAQ | IEI | Fri, Aug 24, 2018 | 120.03 | 120.18 | 120.03 | 120.15 | 2926 | NASDAQ | IEI | Thu, Aug 23, 2018 | 120.19 | 120.23 | 120.16 | 120.17 | 2925 | NASDAQ | IEI | Wed, Aug 22, 2018 | 120.24 | 120.27 | 120.13 | 120.21 | 2924 | NASDAQ | IEI | Tue, Aug 21, 2018 | 120.14 | 120.14 | 120.05 | 120.09 | 2923 | NASDAQ | IEI | Mon, Aug 20, 2018 | 120.12 | 120.21 | 120.09 | 120.20 | 2922 | NASDAQ | IEI | Fri, Aug 17, 2018 | 120.02 | 120.08 | 119.91 | 119.95 | 2921 | NASDAQ | IEI | Thu, Aug 16, 2018 | 119.98 | 120.01 | 119.83 | 119.95 | 2920 | NASDAQ | IEI | Wed, Aug 15, 2018 | 119.95 | 120.13 | 119.95 | 119.99 | 2919 | NASDAQ | IEI | Tue, Aug 14, 2018 | 119.86 | 119.89 | 119.80 | 119.80 | 2918 | NASDAQ | IEI | Mon, Aug 13, 2018 | 119.90 | 119.99 | 119.83 | 119.90 | 2917 | NASDAQ | IEI | Fri, Aug 10, 2018 | 119.77 | 120.02 | 119.77 | 119.88 | 2916 | NASDAQ | IEI | Thu, Aug 9, 2018 | 119.51 | 119.59 | 119.51 | 119.57 | 2915 | NASDAQ | IEI | Wed, Aug 8, 2018 | 119.40 | 119.44 | 119.36 | 119.40 | 2914 | NASDAQ | IEI | Tue, Aug 7, 2018 | 119.45 | 119.45 | 119.32 | 119.33 | 2913 | NASDAQ | IEI | Mon, Aug 6, 2018 | 119.48 | 119.60 | 119.47 | 119.51 | 2912 | NASDAQ | IEI | Fri, Aug 3, 2018 | 119.34 | 119.48 | 119.34 | 119.47 | 2911 | NASDAQ | IEI | Thu, Aug 2, 2018 | 119.23 | 119.29 | 119.15 | 119.26 | 2910 | NASDAQ | IEI | Wed, Aug 1, 2018 | 119.10 | 119.18 | 119.06 | 119.11 | 2909 | NASDAQ | IEI | Tue, Jul 31, 2018 | 119.45 | 119.51 | 119.44 | 119.47 | 2908 | NASDAQ | IEI | Mon, Jul 30, 2018 | 119.37 | 119.48 | 119.36 | 119.41 | 2907 | NASDAQ | IEI | Fri, Jul 27, 2018 | 119.50 | 119.50 | 119.39 | 119.45 | 2906 | NASDAQ | IEI | Thu, Jul 26, 2018 | 119.48 | 119.52 | 119.33 | 119.33 | 2905 | NASDAQ | IEI | Wed, Jul 25, 2018 | 119.57 | 119.59 | 119.40 | 119.45 | 2904 | NASDAQ | IEI | Tue, Jul 24, 2018 | 119.48 | 119.54 | 119.43 | 119.51 | 2903 | NASDAQ | IEI | Mon, Jul 23, 2018 | 119.72 | 119.73 | 119.46 | 119.50 | 2902 | NASDAQ | IEI | Fri, Jul 20, 2018 | 119.91 | 119.91 | 119.77 | 119.79 | 2901 | NASDAQ | IEI | Thu, Jul 19, 2018 | 119.75 | 119.98 | 119.75 | 119.95 | 2900 | NASDAQ | IEI | Wed, Jul 18, 2018 | 119.80 | 119.82 | 119.71 | 119.72 | 2899 | NASDAQ | IEI | Tue, Jul 17, 2018 | 119.84 | 119.86 | 119.76 | 119.76 | 2898 | NASDAQ | IEI | Mon, Jul 16, 2018 | 119.77 | 119.85 | 119.72 | 119.80 | 2897 | NASDAQ | IEI | Fri, Jul 13, 2018 | 119.86 | 119.96 | 119.85 | 119.95 | 2896 | NASDAQ | IEI | Thu, Jul 12, 2018 | 119.73 | 119.83 | 119.73 | 119.80 | 2895 | NASDAQ | IEI | Wed, Jul 11, 2018 | 119.78 | 119.83 | 119.71 | 119.83 | 2894 | NASDAQ | IEI | Tue, Jul 10, 2018 | 119.70 | 119.76 | 119.66 | 119.69 | 2893 | NASDAQ | IEI | Mon, Jul 9, 2018 | 119.78 | 119.81 | 119.75 | 119.78 | 2892 | NASDAQ | IEI | Fri, Jul 6, 2018 | 119.95 | 119.97 | 119.86 | 119.94 | 2891 | NASDAQ | IEI | Thu, Jul 5, 2018 | 119.84 | 119.94 | 119.80 | 119.84 | 2890 | NASDAQ | IEI | Tue, Jul 3, 2018 | 119.71 | 119.88 | 119.71 | 119.87 | 2889 | NASDAQ | IEI | Mon, Jul 2, 2018 | 119.85 | 119.86 | 119.70 | 119.70 | 2888 | NASDAQ | IEI | Fri, Jun 29, 2018 | 120.00 | 120.07 | 119.97 | 120.00 | 2887 | NASDAQ | IEI | Thu, Jun 28, 2018 | 120.10 | 120.15 | 119.99 | 120.03 | 2886 | NASDAQ | IEI | Wed, Jun 27, 2018 | 120.03 | 120.14 | 119.96 | 120.13 | 2885 | NASDAQ | IEI | Tue, Jun 26, 2018 | 119.84 | 119.89 | 119.80 | 119.87 | 2884 | NASDAQ | IEI | Mon, Jun 25, 2018 | 119.78 | 119.91 | 119.78 | 119.83 | 2883 | NASDAQ | IEI | Fri, Jun 22, 2018 | 119.64 | 119.76 | 119.62 | 119.72 | 2882 | NASDAQ | IEI | Thu, Jun 21, 2018 | 119.62 | 119.76 | 119.62 | 119.68 | 2881 | NASDAQ | IEI | Wed, Jun 20, 2018 | 119.72 | 119.72 | 119.51 | 119.52 | 2880 | NASDAQ | IEI | Tue, Jun 19, 2018 | 119.71 | 119.79 | 119.66 | 119.70 | 2879 | NASDAQ | IEI | Mon, Jun 18, 2018 | 119.57 | 119.60 | 119.49 | 119.53 | 2878 | NASDAQ | IEI | Fri, Jun 15, 2018 | 119.60 | 119.66 | 119.47 | 119.48 | 2877 | NASDAQ | IEI | Thu, Jun 14, 2018 | 119.35 | 119.44 | 119.33 | 119.44 | 2876 | NASDAQ | IEI | Wed, Jun 13, 2018 | 119.40 | 119.45 | 119.09 | 119.28 | 2875 | NASDAQ | IEI | Tue, Jun 12, 2018 | 119.36 | 119.42 | 119.34 | 119.40 | 2874 | NASDAQ | IEI | Mon, Jun 11, 2018 | 119.38 | 119.47 | 118.89 | 119.46 | 2873 | NASDAQ | IEI | Fri, Jun 8, 2018 | 119.55 | 119.64 | 119.51 | 119.54 | 2872 | NASDAQ | IEI | Thu, Jun 7, 2018 | 119.31 | 119.82 | 119.31 | 119.64 | 2871 | NASDAQ | IEI | Wed, Jun 6, 2018 | 119.42 | 119.45 | 119.30 | 119.36 | 2870 | NASDAQ | IEI | Tue, Jun 5, 2018 | 119.56 | 119.68 | 119.48 | 119.62 | 2869 | NASDAQ | IEI | Mon, Jun 4, 2018 | 119.56 | 119.57 | 119.40 | 119.40 | 2868 | NASDAQ | IEI | Fri, Jun 1, 2018 | 119.63 | 119.76 | 119.58 | 119.68 | 2867 | NASDAQ | IEI | Thu, May 31, 2018 | 120.21 | 120.30 | 120.03 | 120.21 | 2866 | NASDAQ | IEI | Wed, May 30, 2018 | 120.30 | 120.37 | 120.12 | 120.22 | 2865 | NASDAQ | IEI | Tue, May 29, 2018 | 120.05 | 120.73 | 120.00 | 120.57 | 2864 | NASDAQ | IEI | Fri, May 25, 2018 | 119.67 | 119.78 | 119.67 | 119.78 | 2863 | NASDAQ | IEI | Thu, May 24, 2018 | 119.46 | 119.58 | 119.40 | 119.45 | 2862 | NASDAQ | IEI | Wed, May 23, 2018 | 119.19 | 119.35 | 119.11 | 119.28 | 2861 | NASDAQ | IEI | Tue, May 22, 2018 | 118.97 | 119.00 | 118.91 | 118.98 | 2860 | NASDAQ | IEI | Mon, May 21, 2018 | 118.91 | 119.00 | 118.88 | 118.99 | 2859 | NASDAQ | IEI | Fri, May 18, 2018 | 118.87 | 119.01 | 118.86 | 118.96 | 2858 | NASDAQ | IEI | Thu, May 17, 2018 | 118.77 | 118.80 | 118.70 | 118.73 | 2857 | NASDAQ | IEI | Wed, May 16, 2018 | 118.81 | 118.84 | 118.68 | 118.68 | 2856 | NASDAQ | IEI | Tue, May 15, 2018 | 118.88 | 118.93 | 118.72 | 118.80 | 2855 | NASDAQ | IEI | Mon, May 14, 2018 | 119.13 | 119.19 | 119.12 | 119.16 | 2854 | NASDAQ | IEI | Fri, May 11, 2018 | 119.27 | 119.28 | 119.20 | 119.23 | 2853 | NASDAQ | IEI | Thu, May 10, 2018 | 119.33 | 119.34 | 119.21 | 119.25 | 2852 | NASDAQ | IEI | Wed, May 9, 2018 | 119.16 | 119.23 | 119.14 | 119.17 | 2851 | NASDAQ | IEI | Tue, May 8, 2018 | 119.32 | 119.37 | 119.24 | 119.31 | 2850 | NASDAQ | IEI | Mon, May 7, 2018 | 119.44 | 119.44 | 119.37 | 119.40 | 2849 | NASDAQ | IEI | Fri, May 4, 2018 | 119.53 | 119.54 | 119.36 | 119.44 | 2848 | NASDAQ | IEI | Thu, May 3, 2018 | 119.41 | 119.52 | 119.39 | 119.44 | 2847 | NASDAQ | IEI | Wed, May 2, 2018 | 119.23 | 119.32 | 119.16 | 119.26 | 2846 | NASDAQ | IEI | Tue, May 1, 2018 | 119.29 | 119.31 | 119.16 | 119.18 | 2845 | NASDAQ | IEI | Mon, Apr 30, 2018 | 119.48 | 119.56 | 119.44 | 119.52 | 2844 | NASDAQ | IEI | Fri, Apr 27, 2018 | 119.40 | 119.50 | 119.38 | 119.46 | 2843 | NASDAQ | IEI | Thu, Apr 26, 2018 | 119.34 | 119.40 | 119.31 | 119.36 | 2842 | NASDAQ | IEI | Wed, Apr 25, 2018 | 119.23 | 119.28 | 119.18 | 119.22 | 2841 | NASDAQ | IEI | Tue, Apr 24, 2018 | 119.21 | 119.36 | 119.19 | 119.28 | 2840 | NASDAQ | IEI | Mon, Apr 23, 2018 | 119.33 | 119.37 | 119.26 | 119.32 | 2839 | NASDAQ | IEI | Fri, Apr 20, 2018 | 119.56 | 119.58 | 119.40 | 119.40 | 2838 | NASDAQ | IEI | Thu, Apr 19, 2018 | 119.63 | 119.68 | 119.54 | 119.63 | 2837 | NASDAQ | IEI | Wed, Apr 18, 2018 | 119.90 | 119.93 | 119.73 | 119.75 | 2836 | NASDAQ | IEI | Tue, Apr 17, 2018 | 119.94 | 120.04 | 119.92 | 120.03 | 2835 | NASDAQ | IEI | Mon, Apr 16, 2018 | 119.89 | 120.02 | 119.89 | 120.01 | 2834 | NASDAQ | IEI | Fri, Apr 13, 2018 | 119.95 | 120.11 | 119.95 | 120.04 | 2833 | NASDAQ | IEI | Thu, Apr 12, 2018 | 120.21 | 120.22 | 120.02 | 120.05 | 2832 | NASDAQ | IEI | Wed, Apr 11, 2018 | 120.34 | 120.41 | 120.22 | 120.29 | 2831 | NASDAQ | IEI | Tue, Apr 10, 2018 | 120.32 | 120.34 | 120.20 | 120.26 | 2830 | NASDAQ | IEI | Mon, Apr 9, 2018 | 120.31 | 120.42 | 120.25 | 120.42 | 2829 | NASDAQ | IEI | Fri, Apr 6, 2018 | 120.33 | 120.46 | 120.27 | 120.43 | 2828 | NASDAQ | IEI | Thu, Apr 5, 2018 | 120.17 | 120.21 | 120.10 | 120.12 | 2827 | NASDAQ | IEI | Wed, Apr 4, 2018 | 120.44 | 120.44 | 120.23 | 120.26 | 2826 | NASDAQ | IEI | Tue, Apr 3, 2018 | 120.40 | 120.45 | 120.26 | 120.31 | 2825 | NASDAQ | IEI | Mon, Apr 2, 2018 | 120.39 | 120.66 | 120.33 | 120.53 | 2824 | NASDAQ | IEI | Thu, Mar 29, 2018 | 120.50 | 120.69 | 120.44 | 120.62 | 2823 | NASDAQ | IEI | Wed, Mar 28, 2018 | 120.69 | 120.71 | 120.42 | 120.49 | 2822 | NASDAQ | IEI | Tue, Mar 27, 2018 | 120.27 | 120.59 | 120.26 | 120.54 | 2821 | NASDAQ | IEI | Mon, Mar 26, 2018 | 120.24 | 120.35 | 120.16 | 120.18 | 2820 | NASDAQ | IEI | Fri, Mar 23, 2018 | 120.21 | 120.41 | 120.21 | 120.37 | 2819 | NASDAQ | IEI | Thu, Mar 22, 2018 | 120.19 | 120.39 | 120.13 | 120.24 | 2818 | NASDAQ | IEI | Wed, Mar 21, 2018 | 119.80 | 120.01 | 119.68 | 120.00 | 2817 | NASDAQ | IEI | Tue, Mar 20, 2018 | 119.93 | 119.97 | 119.88 | 119.90 | 2816 | NASDAQ | IEI | Mon, Mar 19, 2018 | 120.01 | 120.21 | 120.00 | 120.08 | 2815 | NASDAQ | IEI | Fri, Mar 16, 2018 | 120.18 | 120.18 | 120.06 | 120.13 | 2814 | NASDAQ | IEI | Thu, Mar 15, 2018 | 120.24 | 120.30 | 120.14 | 120.23 | 2813 | NASDAQ | IEI | Wed, Mar 14, 2018 | 120.06 | 120.34 | 120.06 | 120.25 | 2812 | NASDAQ | IEI | Tue, Mar 13, 2018 | 120.21 | 120.21 | 120.07 | 120.15 | 2811 | NASDAQ | IEI | Mon, Mar 12, 2018 | 119.98 | 120.08 | 119.95 | 120.08 | 2810 | NASDAQ | IEI | Fri, Mar 9, 2018 | 119.90 | 120.00 | 119.85 | 119.96 | 2809 | NASDAQ | IEI | Thu, Mar 8, 2018 | 120.01 | 120.13 | 120.00 | 120.08 | 2808 | NASDAQ | IEI | Wed, Mar 7, 2018 | 120.06 | 120.12 | 119.93 | 119.94 | 2807 | NASDAQ | IEI | Tue, Mar 6, 2018 | 119.97 | 120.09 | 119.93 | 119.94 | 2806 | NASDAQ | IEI | Mon, Mar 5, 2018 | 120.21 | 120.22 | 119.89 | 119.98 | 2805 | NASDAQ | IEI | Fri, Mar 2, 2018 | 120.17 | 120.19 | 119.98 | 120.02 | 2804 | NASDAQ | IEI | Thu, Mar 1, 2018 | 120.01 | 120.36 | 119.93 | 120.26 | 2803 | NASDAQ | IEI | Wed, Feb 28, 2018 | 119.98 | 120.08 | 119.94 | 120.06 | 2802 | NASDAQ | IEI | Tue, Feb 27, 2018 | 120.24 | 120.25 | 119.83 | 119.97 | 2801 | NASDAQ | IEI | Mon, Feb 26, 2018 | 120.28 | 120.34 | 120.19 | 120.22 | 2800 | NASDAQ | IEI | Fri, Feb 23, 2018 | 120.08 | 120.22 | 120.02 | 120.14 | 2799 | NASDAQ | IEI | Thu, Feb 22, 2018 | 119.93 | 119.98 | 119.88 | 119.95 | 2798 | NASDAQ | IEI | Wed, Feb 21, 2018 | 120.03 | 120.04 | 119.72 | 119.80 | 2797 | NASDAQ | IEI | Tue, Feb 20, 2018 | 119.87 | 119.99 | 119.83 | 119.98 | 2796 | NASDAQ | IEI | Fri, Feb 16, 2018 | 120.07 | 120.12 | 120.02 | 120.06 | 2795 | NASDAQ | IEI | Thu, Feb 15, 2018 | 119.85 | 120.02 | 119.84 | 119.91 | 2794 | NASDAQ | IEI | Wed, Feb 14, 2018 | 120.09 | 120.09 | 119.84 | 119.89 | 2793 | NASDAQ | IEI | Tue, Feb 13, 2018 | 120.31 | 120.41 | 120.30 | 120.40 | 2792 | NASDAQ | IEI | Mon, Feb 12, 2018 | 120.32 | 120.41 | 120.22 | 120.29 | 2791 | NASDAQ | IEI | Fri, Feb 9, 2018 | 120.25 | 120.81 | 120.22 | 120.40 | 2790 | NASDAQ | IEI | Thu, Feb 8, 2018 | 120.15 | 120.45 | 120.02 | 120.38 | 2789 | NASDAQ | IEI | Wed, Feb 7, 2018 | 120.48 | 120.53 | 120.18 | 120.22 | 2788 | NASDAQ | IEI | Tue, Feb 6, 2018 | 120.71 | 120.73 | 120.37 | 120.38 | 2787 | NASDAQ | IEI | Mon, Feb 5, 2018 | 120.20 | 120.85 | 120.13 | 120.73 | 2786 | NASDAQ | IEI | Fri, Feb 2, 2018 | 120.11 | 120.22 | 119.98 | 120.14 | 2785 | NASDAQ | IEI | Thu, Feb 1, 2018 | 120.50 | 120.52 | 120.22 | 120.52 | 2784 | NASDAQ | IEI | Wed, Jan 31, 2018 | 120.79 | 120.86 | 120.54 | 120.67 | 2783 | NASDAQ | IEI | Tue, Jan 30, 2018 | 120.82 | 120.88 | 120.72 | 120.76 | 2782 | NASDAQ | IEI | Mon, Jan 29, 2018 | 120.80 | 120.88 | 120.70 | 120.84 | 2781 | NASDAQ | IEI | Fri, Jan 26, 2018 | 121.10 | 121.10 | 120.92 | 120.98 | 2780 | NASDAQ | IEI | Thu, Jan 25, 2018 | 121.03 | 121.24 | 120.96 | 121.24 | 2779 | NASDAQ | IEI | Wed, Jan 24, 2018 | 121.15 | 121.21 | 121.06 | 121.13 | 2778 | NASDAQ | IEI | Tue, Jan 23, 2018 | 121.16 | 121.24 | 121.14 | 121.24 | 2777 | NASDAQ | IEI | Mon, Jan 22, 2018 | 121.08 | 121.15 | 120.98 | 121.01 | 2776 | NASDAQ | IEI | Fri, Jan 19, 2018 | 121.20 | 121.20 | 121.02 | 121.06 | 2775 | NASDAQ | IEI | Thu, Jan 18, 2018 | 121.21 | 121.28 | 121.16 | 121.22 | 2774 | NASDAQ | IEI | Wed, Jan 17, 2018 | 121.41 | 121.48 | 121.30 | 121.35 | 2773 | NASDAQ | IEI | Tue, Jan 16, 2018 | 121.61 | 121.63 | 121.46 | 121.54 | 2772 | NASDAQ | IEI | Fri, Jan 12, 2018 | 121.45 | 121.56 | 121.43 | 121.55 | 2771 | NASDAQ | IEI | Thu, Jan 11, 2018 | 121.56 | 121.67 | 121.52 | 121.62 | 2770 | NASDAQ | IEI | Wed, Jan 10, 2018 | 121.48 | 121.63 | 121.43 | 121.58 | 2769 | NASDAQ | IEI | Tue, Jan 9, 2018 | 121.76 | 121.76 | 121.55 | 121.57 | 2768 | NASDAQ | IEI | Mon, Jan 8, 2018 | 121.86 | 121.87 | 121.77 | 121.82 | 2767 | NASDAQ | IEI | Fri, Jan 5, 2018 | 121.92 | 121.93 | 121.78 | 121.83 | 2766 | NASDAQ | IEI | Thu, Jan 4, 2018 | 121.83 | 121.93 | 121.77 | 121.90 | 2765 | NASDAQ | IEI | Wed, Jan 3, 2018 | 122.04 | 122.09 | 121.94 | 122.02 | 2764 | NASDAQ | IEI | Tue, Jan 2, 2018 | 122.05 | 122.10 | 121.86 | 121.99 | 2763 | NASDAQ | IEI | Fri, Dec 29, 2017 | 122.11 | 122.22 | 122.08 | 122.16 | 2762 | NASDAQ | IEI | Thu, Dec 28, 2017 | 122.08 | 122.11 | 122.01 | 122.06 | 2761 | NASDAQ | IEI | Wed, Dec 27, 2017 | 121.93 | 122.14 | 121.91 | 122.13 | 2760 | NASDAQ | IEI | Tue, Dec 26, 2017 | 121.84 | 121.92 | 121.81 | 121.85 | 2759 | NASDAQ | IEI | Fri, Dec 22, 2017 | 121.85 | 121.86 | 121.79 | 121.84 | 2758 | NASDAQ | IEI | Thu, Dec 21, 2017 | 121.82 | 121.87 | 121.79 | 121.82 | 2757 | NASDAQ | IEI | Wed, Dec 20, 2017 | 121.99 | 122.13 | 121.93 | 122.02 | 2756 | NASDAQ | IEI | Tue, Dec 19, 2017 | 122.23 | 122.25 | 122.05 | 122.12 | 2755 | NASDAQ | IEI | Mon, Dec 18, 2017 | 122.44 | 122.50 | 122.38 | 122.41 | 2754 | NASDAQ | IEI | Fri, Dec 15, 2017 | 122.43 | 122.51 | 122.35 | 122.46 | 2753 | NASDAQ | IEI | Thu, Dec 14, 2017 | 122.50 | 122.60 | 122.41 | 122.54 | 2752 | NASDAQ | IEI | Wed, Dec 13, 2017 | 122.43 | 122.75 | 122.34 | 122.64 | 2751 | NASDAQ | IEI | Tue, Dec 12, 2017 | 122.31 | 122.35 | 122.24 | 122.34 | 2750 | NASDAQ | IEI | Mon, Dec 11, 2017 | 122.49 | 122.52 | 122.38 | 122.39 | 2749 | NASDAQ | IEI | Fri, Dec 8, 2017 | 122.53 | 122.57 | 122.42 | 122.48 | 2748 | NASDAQ | IEI | Thu, Dec 7, 2017 | 122.56 | 122.61 | 122.43 | 122.47 | 2747 | NASDAQ | IEI | Wed, Dec 6, 2017 | 122.55 | 122.66 | 122.54 | 122.58 | 2746 | NASDAQ | IEI | Tue, Dec 5, 2017 | 122.27 | 122.44 | 122.25 | 122.44 | 2745 | NASDAQ | IEI | Mon, Dec 4, 2017 | 122.33 | 122.43 | 122.30 | 122.43 | 2744 | NASDAQ | IEI | Fri, Dec 1, 2017 | 122.39 | 122.81 | 122.24 | 122.52 | 2743 | NASDAQ | IEI | Thu, Nov 30, 2017 | 122.66 | 122.72 | 122.43 | 122.50 | 2742 | NASDAQ | IEI | Wed, Nov 29, 2017 | 122.71 | 122.76 | 122.63 | 122.72 | 2741 | NASDAQ | IEI | Tue, Nov 28, 2017 | 123.00 | 123.05 | 122.85 | 122.90 | 2740 | NASDAQ | IEI | Mon, Nov 27, 2017 | 122.88 | 122.97 | 122.80 | 122.92 | 2739 | NASDAQ | IEI | Fri, Nov 24, 2017 | 122.89 | 122.91 | 122.83 | 122.85 | 2738 | NASDAQ | IEI | Wed, Nov 22, 2017 | 122.75 | 122.96 | 122.72 | 122.93 | 2737 | NASDAQ | IEI | Tue, Nov 21, 2017 | 122.74 | 122.77 | 122.58 | 122.61 | 2736 | NASDAQ | IEI | Mon, Nov 20, 2017 | 122.82 | 122.85 | 122.68 | 122.71 | 2735 | NASDAQ | IEI | Fri, Nov 17, 2017 | 122.90 | 122.93 | 122.80 | 122.88 | 2734 | NASDAQ | IEI | Thu, Nov 16, 2017 | 122.79 | 122.89 | 122.79 | 122.82 | 2733 | NASDAQ | IEI | Wed, Nov 15, 2017 | 122.97 | 123.03 | 122.84 | 122.97 | 2732 | NASDAQ | IEI | Tue, Nov 14, 2017 | 122.73 | 122.84 | 122.71 | 122.81 | 2731 | NASDAQ | IEI | Mon, Nov 13, 2017 | 122.84 | 122.88 | 122.72 | 122.73 | 2730 | NASDAQ | IEI | Fri, Nov 10, 2017 | 122.93 | 122.95 | 122.81 | 122.83 | 2729 | NASDAQ | IEI | Thu, Nov 9, 2017 | 123.02 | 123.16 | 123.00 | 123.08 | 2728 | NASDAQ | IEI | Wed, Nov 8, 2017 | 123.21 | 123.22 | 123.05 | 123.07 | 2727 | NASDAQ | IEI | Tue, Nov 7, 2017 | 123.19 | 123.23 | 123.14 | 123.16 | 2726 | NASDAQ | IEI | Mon, Nov 6, 2017 | 123.14 | 123.21 | 123.12 | 123.20 | 2725 | NASDAQ | IEI | Fri, Nov 3, 2017 | 123.09 | 123.13 | 122.97 | 123.13 | 2724 | NASDAQ | IEI | Thu, Nov 2, 2017 | 123.04 | 123.15 | 122.98 | 123.06 | 2723 | NASDAQ | IEI | Wed, Nov 1, 2017 | 122.89 | 123.08 | 122.86 | 122.97 | 2722 | NASDAQ | IEI | Tue, Oct 31, 2017 | 123.21 | 123.22 | 123.11 | 123.12 | 2721 | NASDAQ | IEI | Mon, Oct 30, 2017 | 123.17 | 123.24 | 123.12 | 123.23 | 2720 | NASDAQ | IEI | Fri, Oct 27, 2017 | 122.81 | 123.03 | 122.81 | 123.02 | 2719 | NASDAQ | IEI | Thu, Oct 26, 2017 | 122.95 | 122.97 | 122.78 | 122.79 | 2718 | NASDAQ | IEI | Wed, Oct 25, 2017 | 122.83 | 122.95 | 122.78 | 122.89 | 2717 | NASDAQ | IEI | Tue, Oct 24, 2017 | 122.99 | 123.04 | 122.88 | 122.96 | 2716 | NASDAQ | IEI | Mon, Oct 23, 2017 | 123.13 | 123.16 | 123.08 | 123.11 | 2715 | NASDAQ | IEI | Fri, Oct 20, 2017 | 123.07 | 123.18 | 123.01 | 123.01 | 2714 | NASDAQ | IEI | Thu, Oct 19, 2017 | 123.36 | 123.43 | 123.22 | 123.30 | 2713 | NASDAQ | IEI | Wed, Oct 18, 2017 | 123.17 | 123.22 | 123.14 | 123.19 | 2712 | NASDAQ | IEI | Tue, Oct 17, 2017 | 123.24 | 123.35 | 123.24 | 123.34 | 2711 | NASDAQ | IEI | Mon, Oct 16, 2017 | 123.45 | 123.50 | 123.33 | 123.40 | 2710 | NASDAQ | IEI | Fri, Oct 13, 2017 | 123.57 | 123.63 | 123.49 | 123.60 | 2709 | NASDAQ | IEI | Thu, Oct 12, 2017 | 123.39 | 123.40 | 123.32 | 123.39 | 2708 | NASDAQ | IEI | Wed, Oct 11, 2017 | 123.38 | 123.39 | 123.26 | 123.35 | 2707 | NASDAQ | IEI | Tue, Oct 10, 2017 | 123.31 | 123.45 | 123.29 | 123.32 | 2706 | NASDAQ | IEI | Mon, Oct 9, 2017 | 123.26 | 123.31 | 123.22 | 123.30 | 2705 | NASDAQ | IEI | Fri, Oct 6, 2017 | 123.13 | 123.28 | 123.05 | 123.22 | 2704 | NASDAQ | IEI | Thu, Oct 5, 2017 | 123.40 | 123.43 | 123.25 | 123.31 | 2703 | NASDAQ | IEI | Wed, Oct 4, 2017 | 123.49 | 123.49 | 123.31 | 123.37 | 2702 | NASDAQ | IEI | Tue, Oct 3, 2017 | 123.30 | 123.44 | 123.30 | 123.44 | 2701 | NASDAQ | IEI | Mon, Oct 2, 2017 | 123.41 | 123.42 | 123.27 | 123.28 | 2700 | NASDAQ | IEI | Fri, Sep 29, 2017 | 123.74 | 123.74 | 123.48 | 123.51 | 2699 | NASDAQ | IEI | Thu, Sep 28, 2017 | 123.53 | 123.72 | 123.53 | 123.69 | 2698 | NASDAQ | IEI | Wed, Sep 27, 2017 | 123.53 | 123.66 | 123.53 | 123.62 | 2697 | NASDAQ | IEI | Tue, Sep 26, 2017 | 123.90 | 123.91 | 123.80 | 123.87 | 2696 | NASDAQ | IEI | Mon, Sep 25, 2017 | 123.77 | 123.99 | 123.77 | 123.96 | 2695 | NASDAQ | IEI | Fri, Sep 22, 2017 | 123.85 | 123.85 | 123.74 | 123.78 | 2694 | NASDAQ | IEI | Thu, Sep 21, 2017 | 123.78 | 123.81 | 123.64 | 123.65 | 2693 | NASDAQ | IEI | Wed, Sep 20, 2017 | 123.96 | 123.98 | 123.58 | 123.66 | 2692 | NASDAQ | IEI | Tue, Sep 19, 2017 | 124.03 | 124.07 | 123.87 | 123.91 | 2691 | NASDAQ | IEI | Mon, Sep 18, 2017 | 123.97 | 124.02 | 123.91 | 123.97 | 2690 | NASDAQ | IEI | Fri, Sep 15, 2017 | 124.17 | 124.17 | 124.03 | 124.08 | 2689 | NASDAQ | IEI | Thu, Sep 14, 2017 | 124.05 | 124.18 | 124.04 | 124.17 | 2688 | NASDAQ | IEI | Wed, Sep 13, 2017 | 124.34 | 124.34 | 124.17 | 124.17 | 2687 | NASDAQ | IEI | Tue, Sep 12, 2017 | 124.41 | 124.41 | 124.27 | 124.30 | 2686 | NASDAQ | IEI | Mon, Sep 11, 2017 | 124.62 | 124.65 | 124.51 | 124.56 | 2685 | NASDAQ | IEI | Fri, Sep 8, 2017 | 124.90 | 124.91 | 124.79 | 124.88 | 2684 | NASDAQ | IEI | Thu, Sep 7, 2017 | 124.75 | 124.98 | 124.67 | 124.95 | 2683 | NASDAQ | IEI | Wed, Sep 6, 2017 | 124.80 | 124.83 | 124.52 | 124.52 | 2682 | NASDAQ | IEI | Tue, Sep 5, 2017 | 124.56 | 124.83 | 124.56 | 124.81 | 2681 | NASDAQ | IEI | Fri, Sep 1, 2017 | 124.47 | 124.48 | 124.29 | 124.29 | 2680 | NASDAQ | IEI | Thu, Aug 31, 2017 | 124.54 | 124.68 | 124.54 | 124.66 | 2679 | NASDAQ | IEI | Wed, Aug 30, 2017 | 124.50 | 124.60 | 124.50 | 124.56 | 2678 | NASDAQ | IEI | Tue, Aug 29, 2017 | 124.80 | 124.81 | 124.58 | 124.63 | 2677 | NASDAQ | IEI | Mon, Aug 28, 2017 | 124.38 | 124.48 | 124.38 | 124.46 | 2676 | NASDAQ | IEI | Fri, Aug 25, 2017 | 124.28 | 124.42 | 124.24 | 124.38 | 2675 | NASDAQ | IEI | Thu, Aug 24, 2017 | 124.34 | 124.40 | 124.27 | 124.28 | 2674 | NASDAQ | IEI | Wed, Aug 23, 2017 | 124.36 | 124.46 | 124.30 | 124.45 | 2673 | NASDAQ | IEI | Tue, Aug 22, 2017 | 124.27 | 124.27 | 124.17 | 124.20 | 2672 | NASDAQ | IEI | Mon, Aug 21, 2017 | 124.35 | 124.40 | 124.29 | 124.34 | 2671 | NASDAQ | IEI | Fri, Aug 18, 2017 | 124.42 | 124.48 | 124.19 | 124.31 | 2670 | NASDAQ | IEI | Thu, Aug 17, 2017 | 124.07 | 124.33 | 124.05 | 124.31 | 2669 | NASDAQ | IEI | Wed, Aug 16, 2017 | 123.86 | 124.20 | 123.86 | 124.10 | 2668 | NASDAQ | IEI | Tue, Aug 15, 2017 | 123.87 | 124.00 | 123.85 | 123.94 | 2667 | NASDAQ | IEI | Mon, Aug 14, 2017 | 124.20 | 124.26 | 124.13 | 124.17 | 2666 | NASDAQ | IEI | Fri, Aug 11, 2017 | 124.18 | 124.39 | 124.16 | 124.36 | 2665 | NASDAQ | IEI | Thu, Aug 10, 2017 | 124.06 | 124.19 | 124.06 | 124.18 | 2664 | NASDAQ | IEI | Wed, Aug 9, 2017 | 124.10 | 124.16 | 123.95 | 123.95 | 2663 | NASDAQ | IEI | Tue, Aug 8, 2017 | 123.90 | 123.90 | 123.76 | 123.84 | 2662 | NASDAQ | IEI | Mon, Aug 7, 2017 | 123.85 | 123.93 | 123.81 | 123.91 | 2661 | NASDAQ | IEI | Fri, Aug 4, 2017 | 123.89 | 123.89 | 123.74 | 123.88 | 2660 | NASDAQ | IEI | Thu, Aug 3, 2017 | 123.84 | 124.07 | 123.84 | 124.02 | 2659 | NASDAQ | IEI | Wed, Aug 2, 2017 | 123.84 | 123.92 | 123.78 | 123.83 | 2658 | NASDAQ | IEI | Tue, Aug 1, 2017 | 123.64 | 123.93 | 123.62 | 123.93 | 2657 | NASDAQ | IEI | Mon, Jul 31, 2017 | 123.88 | 123.93 | 123.84 | 123.72 | 2656 | NASDAQ | IEI | Fri, Jul 28, 2017 | 123.77 | 123.94 | 123.75 | 123.92 | 2655 | NASDAQ | IEI | Thu, Jul 27, 2017 | 123.77 | 123.85 | 123.71 | 123.78 | 2654 | NASDAQ | IEI | Wed, Jul 26, 2017 | 123.56 | 123.93 | 123.56 | 123.87 | 2653 | NASDAQ | IEI | Tue, Jul 25, 2017 | 123.73 | 123.74 | 123.56 | 123.56 | 2652 | NASDAQ | IEI | Mon, Jul 24, 2017 | 123.97 | 124.01 | 123.88 | 123.91 | 2651 | NASDAQ | IEI | Fri, Jul 21, 2017 | 124.01 | 124.10 | 123.97 | 124.03 | 2650 | NASDAQ | IEI | Thu, Jul 20, 2017 | 123.95 | 123.98 | 123.84 | 123.88 | 2649 | NASDAQ | IEI | Wed, Jul 19, 2017 | 123.90 | 123.93 | 123.84 | 123.88 | 2648 | NASDAQ | IEI | Tue, Jul 18, 2017 | 123.86 | 123.93 | 123.82 | 123.90 | 2647 | NASDAQ | IEI | Mon, Jul 17, 2017 | 123.63 | 123.74 | 123.59 | 123.67 | 2646 | NASDAQ | IEI | Fri, Jul 14, 2017 | 123.81 | 123.82 | 123.61 | 123.63 | 2645 | NASDAQ | IEI | Thu, Jul 13, 2017 | 123.52 | 123.53 | 123.38 | 123.48 | 2644 | NASDAQ | IEI | Wed, Jul 12, 2017 | 123.63 | 123.66 | 123.52 | 123.57 | 2643 | NASDAQ | IEI | Tue, Jul 11, 2017 | 123.15 | 123.35 | 123.15 | 123.35 | 2642 | NASDAQ | IEI | Mon, Jul 10, 2017 | 123.22 | 123.28 | 123.16 | 123.23 | 2641 | NASDAQ | IEI | Fri, Jul 7, 2017 | 123.18 | 123.19 | 123.05 | 123.10 | 2640 | NASDAQ | IEI | Thu, Jul 6, 2017 | 123.15 | 123.19 | 123.04 | 123.15 | 2639 | NASDAQ | IEI | Wed, Jul 5, 2017 | 123.16 | 123.32 | 123.14 | 123.24 | 2638 | NASDAQ | IEI | Mon, Jul 3, 2017 | 123.40 | 123.43 | 123.13 | 123.18 | 2637 | NASDAQ | IEI | Fri, Jun 30, 2017 | 123.74 | 123.78 | 123.55 | 123.57 | 2636 | NASDAQ | IEI | Thu, Jun 29, 2017 | 123.64 | 123.84 | 123.61 | 123.75 | 2635 | NASDAQ | IEI | Wed, Jun 28, 2017 | 123.90 | 123.99 | 123.83 | 123.98 | 2634 | NASDAQ | IEI | Tue, Jun 27, 2017 | 124.00 | 124.00 | 123.83 | 123.91 | 2633 | NASDAQ | IEI | Mon, Jun 26, 2017 | 124.18 | 124.26 | 124.18 | 124.23 | 2632 | NASDAQ | IEI | Fri, Jun 23, 2017 | 124.15 | 124.20 | 124.10 | 124.18 | 2631 | NASDAQ | IEI | Thu, Jun 22, 2017 | 124.15 | 124.20 | 124.06 | 124.15 | 2630 | NASDAQ | IEI | Wed, Jun 21, 2017 | 124.00 | 124.10 | 123.96 | 124.09 | 2629 | NASDAQ | IEI | Tue, Jun 20, 2017 | 123.91 | 124.12 | 123.90 | 124.06 | 2628 | NASDAQ | IEI | Mon, Jun 19, 2017 | 124.06 | 124.10 | 123.90 | 123.94 | 2627 | NASDAQ | IEI | Fri, Jun 16, 2017 | 124.14 | 124.23 | 124.08 | 124.15 | 2626 | NASDAQ | IEI | Thu, Jun 15, 2017 | 124.13 | 124.14 | 124.04 | 124.06 | 2625 | NASDAQ | IEI | Wed, Jun 14, 2017 | 124.38 | 124.52 | 124.14 | 124.24 | 2624 | NASDAQ | IEI | Tue, Jun 13, 2017 | 123.86 | 123.97 | 123.86 | 123.95 | 2623 | NASDAQ | IEI | Mon, Jun 12, 2017 | 123.88 | 124.11 | 123.86 | 123.93 | 2622 | NASDAQ | IEI | Fri, Jun 9, 2017 | 123.89 | 124.01 | 123.86 | 123.94 | 2621 | NASDAQ | IEI | Thu, Jun 8, 2017 | 124.08 | 124.10 | 123.90 | 124.01 | 2620 | NASDAQ | IEI | Wed, Jun 7, 2017 | 124.16 | 124.25 | 124.07 | 124.12 | 2619 | NASDAQ | IEI | Tue, Jun 6, 2017 | 124.28 | 124.35 | 124.21 | 124.30 | 2618 | NASDAQ | IEI | Mon, Jun 5, 2017 | 124.10 | 124.16 | 124.04 | 124.06 | 2617 | NASDAQ | IEI | Fri, Jun 2, 2017 | 124.15 | 124.28 | 124.13 | 124.22 | 2616 | NASDAQ | IEI | Thu, Jun 1, 2017 | 123.83 | 123.95 | 123.79 | 123.94 | 2615 | NASDAQ | IEI | Wed, May 31, 2017 | 124.10 | 124.18 | 124.08 | 123.96 | 2614 | NASDAQ | IEI | Tue, May 30, 2017 | 124.04 | 124.12 | 123.99 | 124.11 | 2613 | NASDAQ | IEI | Fri, May 26, 2017 | 124.00 | 124.00 | 123.92 | 123.96 | 2612 | NASDAQ | IEI | Thu, May 25, 2017 | 123.95 | 123.99 | 123.84 | 123.92 | 2611 | NASDAQ | IEI | Wed, May 24, 2017 | 123.71 | 123.93 | 123.64 | 123.93 | 2610 | NASDAQ | IEI | Tue, May 23, 2017 | 123.99 | 123.99 | 123.66 | 123.68 | 2609 | NASDAQ | IEI | Mon, May 22, 2017 | 123.90 | 123.95 | 123.87 | 123.91 | 2608 | NASDAQ | IEI | Fri, May 19, 2017 | 123.97 | 123.97 | 123.81 | 123.96 | 2607 | NASDAQ | IEI | Thu, May 18, 2017 | 124.03 | 124.13 | 123.91 | 123.96 | 2606 | NASDAQ | IEI | Wed, May 17, 2017 | 123.94 | 124.11 | 123.86 | 124.07 | 2605 | NASDAQ | IEI | Tue, May 16, 2017 | 123.43 | 123.63 | 123.43 | 123.53 | 2604 | NASDAQ | IEI | Mon, May 15, 2017 | 123.50 | 123.50 | 123.41 | 123.46 | 2603 | NASDAQ | IEI | Fri, May 12, 2017 | 123.44 | 123.55 | 123.36 | 123.51 | 2602 | NASDAQ | IEI | Thu, May 11, 2017 | 123.00 | 123.15 | 122.96 | 123.14 | 2601 | NASDAQ | IEI | Wed, May 10, 2017 | 123.18 | 123.23 | 122.98 | 123.03 | 2600 | NASDAQ | IEI | Tue, May 9, 2017 | 123.06 | 123.08 | 122.95 | 123.08 | 2599 | NASDAQ | IEI | Mon, May 8, 2017 | 123.24 | 123.24 | 123.10 | 123.14 | 2598 | NASDAQ | IEI | Fri, May 5, 2017 | 123.23 | 123.31 | 123.16 | 123.31 | 2597 | NASDAQ | IEI | Thu, May 4, 2017 | 123.20 | 123.30 | 123.16 | 123.28 | 2596 | NASDAQ | IEI | Wed, May 3, 2017 | 123.60 | 123.68 | 123.37 | 123.42 | 2595 | NASDAQ | IEI | Tue, May 2, 2017 | 123.44 | 123.66 | 123.44 | 123.64 | 2594 | NASDAQ | IEI | Mon, May 1, 2017 | 123.49 | 123.62 | 123.35 | 123.48 | 2593 | NASDAQ | IEI | Fri, Apr 28, 2017 | 123.59 | 123.78 | 123.56 | 123.72 | 2592 | NASDAQ | IEI | Thu, Apr 27, 2017 | 123.61 | 123.76 | 123.58 | 123.69 | 2591 | NASDAQ | IEI | Wed, Apr 26, 2017 | 123.48 | 123.64 | 123.42 | 123.61 | 2590 | NASDAQ | IEI | Tue, Apr 25, 2017 | 123.61 | 123.62 | 123.42 | 123.43 | 2589 | NASDAQ | IEI | Mon, Apr 24, 2017 | 123.62 | 123.81 | 123.57 | 123.80 | 2588 | NASDAQ | IEI | Fri, Apr 21, 2017 | 124.02 | 124.09 | 123.94 | 123.99 | 2587 | NASDAQ | IEI | Thu, Apr 20, 2017 | 123.92 | 124.02 | 123.81 | 123.90 | 2586 | NASDAQ | IEI | Wed, Apr 19, 2017 | 124.11 | 124.11 | 123.97 | 124.03 | 2585 | NASDAQ | IEI | Tue, Apr 18, 2017 | 124.07 | 124.28 | 124.00 | 124.25 | 2584 | NASDAQ | IEI | Mon, Apr 17, 2017 | 124.00 | 124.01 | 123.78 | 123.83 | 2583 | NASDAQ | IEI | Thu, Apr 13, 2017 | 123.84 | 123.96 | 123.68 | 123.91 | 2582 | NASDAQ | IEI | Wed, Apr 12, 2017 | 123.50 | 123.75 | 123.47 | 123.69 | 2581 | NASDAQ | IEI | Tue, Apr 11, 2017 | 123.29 | 123.54 | 123.29 | 123.46 | 2580 | NASDAQ | IEI | Mon, Apr 10, 2017 | 123.07 | 123.20 | 123.05 | 123.12 | 2579 | NASDAQ | IEI | Fri, Apr 7, 2017 | 123.48 | 123.48 | 122.97 | 122.97 | 2578 | NASDAQ | IEI | Thu, Apr 6, 2017 | 123.33 | 123.39 | 123.19 | 123.28 | 2577 | NASDAQ | IEI | Wed, Apr 5, 2017 | 123.04 | 123.42 | 123.04 | 123.39 | 2576 | NASDAQ | IEI | Tue, Apr 4, 2017 | 123.14 | 123.28 | 123.13 | 123.14 | 2575 | NASDAQ | IEI | Mon, Apr 3, 2017 | 123.02 | 123.27 | 122.97 | 123.23 | 2574 | NASDAQ | IEI | Fri, Mar 31, 2017 | 122.99 | 123.05 | 122.94 | 123.05 | 2573 | NASDAQ | IEI | Thu, Mar 30, 2017 | 122.93 | 122.99 | 122.82 | 122.85 | 2572 | NASDAQ | IEI | Wed, Mar 29, 2017 | 122.92 | 123.02 | 122.92 | 123.01 | 2571 | NASDAQ | IEI | Tue, Mar 28, 2017 | 123.11 | 123.11 | 122.76 | 122.79 | 2570 | NASDAQ | IEI | Mon, Mar 27, 2017 | 123.13 | 123.17 | 123.01 | 123.04 | 2569 | NASDAQ | IEI | Fri, Mar 24, 2017 | 122.82 | 122.97 | 122.81 | 122.88 | 2568 | NASDAQ | IEI | Thu, Mar 23, 2017 | 122.94 | 122.95 | 122.72 | 122.87 | 2567 | NASDAQ | IEI | Wed, Mar 22, 2017 | 122.91 | 123.04 | 122.85 | 122.92 | 2566 | NASDAQ | IEI | Tue, Mar 21, 2017 | 122.53 | 122.83 | 122.53 | 122.83 | 2565 | NASDAQ | IEI | Mon, Mar 20, 2017 | 122.44 | 122.58 | 122.42 | 122.58 | 2564 | NASDAQ | IEI | Fri, Mar 17, 2017 | 122.35 | 122.48 | 122.32 | 122.41 | 2563 | NASDAQ | IEI | Thu, Mar 16, 2017 | 122.26 | 122.38 | 122.22 | 122.22 | 2562 | NASDAQ | IEI | Wed, Mar 15, 2017 | 121.87 | 122.52 | 121.79 | 122.44 | 2561 | NASDAQ | IEI | Tue, Mar 14, 2017 | 121.75 | 121.86 | 121.74 | 121.80 | 2560 | NASDAQ | IEI | Mon, Mar 13, 2017 | 121.79 | 121.87 | 121.71 | 121.74 | 2559 | NASDAQ | IEI | Fri, Mar 10, 2017 | 121.91 | 121.93 | 121.75 | 121.89 | 2558 | NASDAQ | IEI | Thu, Mar 9, 2017 | 121.74 | 121.85 | 121.68 | 121.70 | 2557 | NASDAQ | IEI | Wed, Mar 8, 2017 | 121.84 | 121.95 | 121.77 | 121.93 | 2556 | NASDAQ | IEI | Tue, Mar 7, 2017 | 122.20 | 122.21 | 122.10 | 122.13 | 2555 | NASDAQ | IEI | Mon, Mar 6, 2017 | 122.28 | 122.30 | 122.19 | 122.29 | 2554 | NASDAQ | IEI | Fri, Mar 3, 2017 | 122.16 | 122.30 | 122.04 | 122.27 | 2553 | NASDAQ | IEI | Thu, Mar 2, 2017 | 122.22 | 122.27 | 122.06 | 122.17 | 2552 | NASDAQ | IEI | Wed, Mar 1, 2017 | 122.34 | 122.43 | 122.32 | 122.37 | 2551 | NASDAQ | IEI | Tue, Feb 28, 2017 | 123.17 | 123.27 | 123.01 | 122.91 | 2550 | NASDAQ | IEI | Mon, Feb 27, 2017 | 123.37 | 123.38 | 123.11 | 123.16 | 2549 | NASDAQ | IEI | Fri, Feb 24, 2017 | 123.39 | 123.51 | 123.33 | 123.46 | 2548 | NASDAQ | IEI | Thu, Feb 23, 2017 | 123.03 | 123.16 | 123.03 | 123.16 | 2547 | NASDAQ | IEI | Wed, Feb 22, 2017 | 123.02 | 123.02 | 122.70 | 122.96 | 2546 | NASDAQ | IEI | Tue, Feb 21, 2017 | 122.75 | 122.93 | 122.70 | 122.85 | 2545 | NASDAQ | IEI | Fri, Feb 17, 2017 | 122.87 | 122.95 | 122.82 | 122.91 | 2544 | NASDAQ | IEI | Thu, Feb 16, 2017 | 122.46 | 122.73 | 122.46 | 122.70 | 2543 | NASDAQ | IEI | Wed, Feb 15, 2017 | 122.34 | 122.42 | 122.27 | 122.36 | 2542 | NASDAQ | IEI | Tue, Feb 14, 2017 | 122.82 | 122.82 | 122.38 | 122.48 | 2541 | NASDAQ | IEI | Mon, Feb 13, 2017 | 122.77 | 122.83 | 122.71 | 122.83 | 2540 | NASDAQ | IEI | Fri, Feb 10, 2017 | 122.83 | 123.00 | 122.83 | 122.94 | 2539 | NASDAQ | IEI | Thu, Feb 9, 2017 | 123.25 | 123.27 | 122.96 | 123.00 | 2538 | NASDAQ | IEI | Wed, Feb 8, 2017 | 123.18 | 123.42 | 123.18 | 123.37 | 2537 | NASDAQ | IEI | Tue, Feb 7, 2017 | 123.04 | 123.25 | 122.94 | 123.09 | 2536 | NASDAQ | IEI | Mon, Feb 6, 2017 | 122.94 | 123.11 | 122.84 | 123.04 | 2535 | NASDAQ | IEI | Fri, Feb 3, 2017 | 122.83 | 122.97 | 122.57 | 122.67 | 2534 | NASDAQ | IEI | Thu, Feb 2, 2017 | 122.76 | 122.84 | 122.61 | 122.62 | 2533 | NASDAQ | IEI | Wed, Feb 1, 2017 | 122.43 | 122.69 | 122.33 | 122.57 | 2532 | NASDAQ | IEI | Tue, Jan 31, 2017 | 122.72 | 122.98 | 122.72 | 122.72 | 2531 | NASDAQ | IEI | Mon, Jan 30, 2017 | 122.65 | 122.82 | 122.63 | 122.63 | 2530 | NASDAQ | IEI | Fri, Jan 27, 2017 | 122.73 | 122.73 | 122.56 | 122.60 | 2529 | NASDAQ | IEI | Thu, Jan 26, 2017 | 122.43 | 122.58 | 122.27 | 122.54 | 2528 | NASDAQ | IEI | Wed, Jan 25, 2017 | 122.48 | 122.52 | 122.33 | 122.43 | 2527 | NASDAQ | IEI | Tue, Jan 24, 2017 | 122.84 | 122.90 | 122.61 | 122.73 | 2526 | NASDAQ | IEI | Mon, Jan 23, 2017 | 122.76 | 123.09 | 122.64 | 122.99 | 2525 | NASDAQ | IEI | Fri, Jan 20, 2017 | 122.41 | 122.65 | 122.35 | 122.61 | 2524 | NASDAQ | IEI | Thu, Jan 19, 2017 | 122.39 | 122.54 | 122.32 | 122.47 | 2523 | NASDAQ | IEI | Wed, Jan 18, 2017 | 123.01 | 123.04 | 122.62 | 122.66 | 2522 | NASDAQ | IEI | Tue, Jan 17, 2017 | 123.25 | 123.26 | 123.06 | 123.20 | 2521 | NASDAQ | IEI | Fri, Jan 13, 2017 | 122.79 | 122.90 | 122.60 | 122.78 | 2520 | NASDAQ | IEI | Thu, Jan 12, 2017 | 123.02 | 123.18 | 122.93 | 122.97 | 2519 | NASDAQ | IEI | Wed, Jan 11, 2017 | 122.91 | 123.13 | 122.73 | 122.85 | 2518 | NASDAQ | IEI | Tue, Jan 10, 2017 | 122.84 | 122.93 | 122.81 | 122.85 | 2517 | NASDAQ | IEI | Mon, Jan 9, 2017 | 122.77 | 122.88 | 122.73 | 122.83 | 2516 | NASDAQ | IEI | Fri, Jan 6, 2017 | 122.66 | 122.78 | 122.54 | 122.59 | 2515 | NASDAQ | IEI | Thu, Jan 5, 2017 | 122.66 | 123.03 | 122.63 | 122.93 | 2514 | NASDAQ | IEI | Wed, Jan 4, 2017 | 122.39 | 122.56 | 122.35 | 122.56 | 2513 | NASDAQ | IEI | Tue, Jan 3, 2017 | 122.21 | 122.53 | 122.14 | 122.48 | 2512 | NASDAQ | IEI | Fri, Dec 30, 2016 | 122.37 | 122.58 | 122.35 | 122.51 | 2511 | NASDAQ | IEI | Thu, Dec 29, 2016 | 122.15 | 122.41 | 122.14 | 122.33 | 2510 | NASDAQ | IEI | Wed, Dec 28, 2016 | 121.76 | 122.10 | 121.75 | 122.04 | 2509 | NASDAQ | IEI | Tue, Dec 27, 2016 | 121.75 | 121.79 | 121.72 | 121.78 | 2508 | NASDAQ | IEI | Fri, Dec 23, 2016 | 121.95 | 121.95 | 121.87 | 121.94 | 2507 | NASDAQ | IEI | Thu, Dec 22, 2016 | 121.79 | 121.88 | 121.75 | 121.83 | 2506 | NASDAQ | IEI | Wed, Dec 21, 2016 | 122.00 | 122.01 | 121.92 | 121.84 | 2505 | NASDAQ | IEI | Tue, Dec 20, 2016 | 121.77 | 121.90 | 121.70 | 121.89 | 2504 | NASDAQ | IEI | Mon, Dec 19, 2016 | 121.91 | 122.03 | 121.80 | 121.99 | 2503 | NASDAQ | IEI | Fri, Dec 16, 2016 | 121.65 | 121.89 | 121.56 | 121.66 | 2502 | NASDAQ | IEI | Thu, Dec 15, 2016 | 121.64 | 121.72 | 121.46 | 121.52 | 2501 | NASDAQ | IEI | Wed, Dec 14, 2016 | 122.65 | 122.75 | 121.78 | 121.78 | 2500 | NASDAQ | IEI | Tue, Dec 13, 2016 | 122.56 | 122.59 | 122.38 | 122.49 | 2499 | NASDAQ | IEI | Mon, Dec 12, 2016 | 122.44 | 122.62 | 122.40 | 122.52 | 2498 | NASDAQ | IEI | Fri, Dec 9, 2016 | 122.81 | 122.87 | 122.47 | 122.50 | 2497 | NASDAQ | IEI | Thu, Dec 8, 2016 | 122.81 | 122.89 | 122.73 | 122.81 | 2496 | NASDAQ | IEI | Wed, Dec 7, 2016 | 122.87 | 123.00 | 122.84 | 123.00 | 2495 | NASDAQ | IEI | Tue, Dec 6, 2016 | 122.71 | 122.79 | 122.68 | 122.77 | 2494 | NASDAQ | IEI | Mon, Dec 5, 2016 | 122.51 | 122.86 | 122.43 | 122.67 | 2493 | NASDAQ | IEI | Fri, Dec 2, 2016 | 122.54 | 122.83 | 122.54 | 122.76 | 2492 | NASDAQ | IEI | Thu, Dec 1, 2016 | 122.33 | 122.45 | 122.12 | 122.39 | 2491 | NASDAQ | IEI | Wed, Nov 30, 2016 | 122.76 | 122.92 | 122.70 | 122.60 | 2490 | NASDAQ | IEI | Tue, Nov 29, 2016 | 122.93 | 123.13 | 122.86 | 123.12 | 2489 | NASDAQ | IEI | Mon, Nov 28, 2016 | 122.94 | 123.07 | 122.90 | 123.04 | 2488 | NASDAQ | IEI | Fri, Nov 25, 2016 | 122.78 | 122.85 | 122.64 | 122.79 | 2487 | NASDAQ | IEI | Wed, Nov 23, 2016 | 122.70 | 122.91 | 122.53 | 122.77 | 2486 | NASDAQ | IEI | Tue, Nov 22, 2016 | 123.10 | 123.25 | 123.03 | 123.14 | 2485 | NASDAQ | IEI | Mon, Nov 21, 2016 | 123.13 | 123.16 | 122.96 | 123.02 | 2484 | NASDAQ | IEI | Fri, Nov 18, 2016 | 123.29 | 123.38 | 122.97 | 123.00 | 2483 | NASDAQ | IEI | Thu, Nov 17, 2016 | 123.57 | 123.57 | 123.27 | 123.30 | 2482 | NASDAQ | IEI | Wed, Nov 16, 2016 | 123.38 | 123.64 | 123.35 | 123.55 | 2481 | NASDAQ | IEI | Tue, Nov 15, 2016 | 123.50 | 123.62 | 123.45 | 123.55 | 2480 | NASDAQ | IEI | Mon, Nov 14, 2016 | 123.70 | 123.85 | 123.45 | 123.61 | 2479 | NASDAQ | IEI | Fri, Nov 11, 2016 | 124.26 | 124.35 | 123.99 | 124.03 | 2478 | NASDAQ | IEI | Thu, Nov 10, 2016 | 124.35 | 124.62 | 124.19 | 124.24 | 2477 | NASDAQ | IEI | Wed, Nov 9, 2016 | 125.25 | 125.25 | 124.46 | 124.56 | 2476 | NASDAQ | IEI | Tue, Nov 8, 2016 | 125.64 | 125.67 | 125.35 | 125.41 | 2475 | NASDAQ | IEI | Mon, Nov 7, 2016 | 125.67 | 125.74 | 125.65 | 125.70 | 2474 | NASDAQ | IEI | Fri, Nov 4, 2016 | 125.81 | 126.02 | 125.80 | 126.02 | 2473 | NASDAQ | IEI | Thu, Nov 3, 2016 | 125.66 | 125.83 | 125.66 | 125.81 | 2472 | NASDAQ | IEI | Wed, Nov 2, 2016 | 125.71 | 125.90 | 125.62 | 125.79 | 2471 | NASDAQ | IEI | Tue, Nov 1, 2016 | 125.33 | 125.68 | 125.28 | 125.59 | 2470 | NASDAQ | IEI | Mon, Oct 31, 2016 | 125.62 | 125.70 | 125.57 | 125.48 | 2469 | NASDAQ | IEI | Fri, Oct 28, 2016 | 125.45 | 125.63 | 125.44 | 125.56 | 2468 | NASDAQ | IEI | Thu, Oct 27, 2016 | 125.46 | 125.51 | 125.35 | 125.44 | 2467 | NASDAQ | IEI | Wed, Oct 26, 2016 | 125.70 | 125.72 | 125.62 | 125.65 | 2466 | NASDAQ | IEI | Tue, Oct 25, 2016 | 125.68 | 125.89 | 125.68 | 125.77 | 2465 | NASDAQ | IEI | Mon, Oct 24, 2016 | 125.90 | 125.92 | 125.73 | 125.77 | 2464 | NASDAQ | IEI | Fri, Oct 21, 2016 | 125.87 | 125.96 | 125.80 | 125.88 | 2463 | NASDAQ | IEI | Thu, Oct 20, 2016 | 125.98 | 126.05 | 125.83 | 125.85 | 2462 | NASDAQ | IEI | Wed, Oct 19, 2016 | 125.82 | 126.01 | 125.82 | 125.95 | 2461 | NASDAQ | IEI | Tue, Oct 18, 2016 | 125.73 | 125.95 | 125.72 | 125.93 | 2460 | NASDAQ | IEI | Mon, Oct 17, 2016 | 125.69 | 125.82 | 125.69 | 125.78 | 2459 | NASDAQ | IEI | Fri, Oct 14, 2016 | 125.62 | 125.81 | 125.58 | 125.62 | 2458 | NASDAQ | IEI | Thu, Oct 13, 2016 | 125.65 | 125.81 | 125.64 | 125.75 | 2457 | NASDAQ | IEI | Wed, Oct 12, 2016 | 125.51 | 125.55 | 125.41 | 125.54 | 2456 | NASDAQ | IEI | Tue, Oct 11, 2016 | 125.52 | 125.65 | 125.50 | 125.52 | 2455 | NASDAQ | IEI | Mon, Oct 10, 2016 | 125.22 | 125.58 | 125.22 | 125.55 | 2454 | NASDAQ | IEI | Fri, Oct 7, 2016 | 125.71 | 125.81 | 125.59 | 125.74 | 2453 | NASDAQ | IEI | Thu, Oct 6, 2016 | 125.76 | 125.85 | 125.62 | 125.62 | 2452 | NASDAQ | IEI | Wed, Oct 5, 2016 | 125.93 | 125.98 | 125.73 | 125.85 | 2451 | NASDAQ | IEI | Tue, Oct 4, 2016 | 126.19 | 126.19 | 125.95 | 125.98 | 2450 | NASDAQ | IEI | Mon, Oct 3, 2016 | 126.34 | 126.39 | 126.20 | 126.26 | 2449 | NASDAQ | IEI | Fri, Sep 30, 2016 | 126.70 | 126.77 | 126.48 | 126.54 | 2448 | NASDAQ | IEI | Thu, Sep 29, 2016 | 126.49 | 126.80 | 126.49 | 126.71 | 2447 | NASDAQ | IEI | Wed, Sep 28, 2016 | 126.75 | 126.77 | 126.61 | 126.61 | 2446 | NASDAQ | IEI | Tue, Sep 27, 2016 | 126.81 | 126.81 | 126.64 | 126.70 | 2445 | NASDAQ | IEI | Mon, Sep 26, 2016 | 126.55 | 126.69 | 126.51 | 126.61 | 2444 | NASDAQ | IEI | Fri, Sep 23, 2016 | 126.31 | 126.47 | 126.30 | 126.40 | 2443 | NASDAQ | IEI | Thu, Sep 22, 2016 | 126.24 | 126.44 | 126.24 | 126.31 | 2442 | NASDAQ | IEI | Wed, Sep 21, 2016 | 126.05 | 126.41 | 125.89 | 126.21 | 2441 | NASDAQ | IEI | Tue, Sep 20, 2016 | 126.16 | 126.23 | 126.10 | 126.15 | 2440 | NASDAQ | IEI | Mon, Sep 19, 2016 | 126.15 | 126.17 | 126.04 | 126.09 | 2439 | NASDAQ | IEI | Fri, Sep 16, 2016 | 126.22 | 126.28 | 126.10 | 126.19 | 2438 | NASDAQ | IEI | Thu, Sep 15, 2016 | 126.12 | 126.28 | 126.00 | 126.20 | 2437 | NASDAQ | IEI | Wed, Sep 14, 2016 | 125.91 | 126.15 | 125.91 | 126.05 | 2436 | NASDAQ | IEI | Tue, Sep 13, 2016 | 126.08 | 126.14 | 125.72 | 125.87 | 2435 | NASDAQ | IEI | Mon, Sep 12, 2016 | 125.97 | 126.14 | 125.91 | 126.05 | 2434 | NASDAQ | IEI | Fri, Sep 9, 2016 | 126.04 | 126.04 | 125.93 | 125.95 | 2433 | NASDAQ | IEI | Thu, Sep 8, 2016 | 126.46 | 126.53 | 126.14 | 126.21 | 2432 | NASDAQ | IEI | Wed, Sep 7, 2016 | 126.62 | 126.70 | 126.54 | 126.54 | 2431 | NASDAQ | IEI | Tue, Sep 6, 2016 | 126.17 | 126.59 | 126.11 | 126.57 | 2430 | NASDAQ | IEI | Fri, Sep 2, 2016 | 126.19 | 126.25 | 125.98 | 126.15 | 2429 | NASDAQ | IEI | Thu, Sep 1, 2016 | 125.91 | 126.28 | 125.89 | 126.26 | 2428 | NASDAQ | IEI | Wed, Aug 31, 2016 | 126.38 | 126.48 | 126.24 | 126.10 | 2427 | NASDAQ | IEI | Tue, Aug 30, 2016 | 126.31 | 126.42 | 126.31 | 126.37 | 2426 | NASDAQ | IEI | Mon, Aug 29, 2016 | 126.20 | 126.39 | 126.14 | 126.38 | 2425 | NASDAQ | IEI | Fri, Aug 26, 2016 | 126.46 | 126.63 | 126.01 | 126.07 | 2424 | NASDAQ | IEI | Thu, Aug 25, 2016 | 126.50 | 126.57 | 126.43 | 126.43 | 2423 | NASDAQ | IEI | Wed, Aug 24, 2016 | 126.68 | 126.71 | 126.53 | 126.62 | 2422 | NASDAQ | IEI | Tue, Aug 23, 2016 | 126.66 | 126.72 | 126.53 | 126.62 | 2421 | NASDAQ | IEI | Mon, Aug 22, 2016 | 126.59 | 126.64 | 126.50 | 126.61 | 2420 | NASDAQ | IEI | Fri, Aug 19, 2016 | 126.50 | 126.57 | 126.40 | 126.43 | 2419 | NASDAQ | IEI | Thu, Aug 18, 2016 | 126.61 | 126.78 | 126.54 | 126.73 | 2418 | NASDAQ | IEI | Wed, Aug 17, 2016 | 126.45 | 126.70 | 126.40 | 126.56 | 2417 | NASDAQ | IEI | Tue, Aug 16, 2016 | 126.51 | 126.56 | 126.40 | 126.44 | 2416 | NASDAQ | IEI | Mon, Aug 15, 2016 | 126.70 | 126.74 | 126.58 | 126.62 | 2415 | NASDAQ | IEI | Fri, Aug 12, 2016 | 126.90 | 127.00 | 126.77 | 126.83 | 2414 | NASDAQ | IEI | Thu, Aug 11, 2016 | 126.94 | 126.94 | 126.45 | 126.52 | 2413 | NASDAQ | IEI | Wed, Aug 10, 2016 | 126.85 | 126.97 | 126.77 | 126.93 | 2412 | NASDAQ | IEI | Tue, Aug 9, 2016 | 126.56 | 126.75 | 126.51 | 126.75 | 2411 | NASDAQ | IEI | Mon, Aug 8, 2016 | 126.45 | 126.60 | 126.36 | 126.48 | 2410 | NASDAQ | IEI | Fri, Aug 5, 2016 | 126.79 | 126.83 | 126.53 | 126.54 | 2409 | NASDAQ | IEI | Thu, Aug 4, 2016 | 127.02 | 127.20 | 127.02 | 127.12 | 2408 | NASDAQ | IEI | Wed, Aug 3, 2016 | 126.91 | 126.95 | 126.71 | 126.94 | 2407 | NASDAQ | IEI | Tue, Aug 2, 2016 | 126.70 | 126.97 | 126.68 | 126.83 | 2406 | NASDAQ | IEI | Mon, Aug 1, 2016 | 126.95 | 127.10 | 126.92 | 126.96 | 2405 | NASDAQ | IEI | Fri, Jul 29, 2016 | 127.11 | 127.31 | 127.08 | 127.15 | 2404 | NASDAQ | IEI | Thu, Jul 28, 2016 | 126.78 | 127.00 | 126.76 | 126.97 | 2403 | NASDAQ | IEI | Wed, Jul 27, 2016 | 126.64 | 126.89 | 126.61 | 126.89 | 2402 | NASDAQ | IEI | Tue, Jul 26, 2016 | 126.54 | 126.61 | 126.43 | 126.58 | 2401 | NASDAQ | IEI | Mon, Jul 25, 2016 | 126.67 | 126.70 | 126.53 | 126.55 | 2400 | NASDAQ | IEI | Fri, Jul 22, 2016 | 126.65 | 126.80 | 126.59 | 126.68 | 2399 | NASDAQ | IEI | Thu, Jul 21, 2016 | 126.45 | 126.80 | 126.42 | 126.80 | 2398 | NASDAQ | IEI | Wed, Jul 20, 2016 | 126.62 | 126.62 | 126.47 | 126.58 | 2397 | NASDAQ | IEI | Tue, Jul 19, 2016 | 126.65 | 126.78 | 126.62 | 126.73 | 2396 | NASDAQ | IEI | Mon, Jul 18, 2016 | 126.66 | 126.73 | 126.49 | 126.55 | 2395 | NASDAQ | IEI | Fri, Jul 15, 2016 | 126.57 | 126.61 | 126.45 | 126.52 | 2394 | NASDAQ | IEI | Thu, Jul 14, 2016 | 126.68 | 126.90 | 126.68 | 126.76 | 2393 | NASDAQ | IEI | Wed, Jul 13, 2016 | 127.12 | 127.14 | 126.94 | 126.97 | 2392 | NASDAQ | IEI | Tue, Jul 12, 2016 | 126.92 | 127.04 | 126.77 | 126.85 | 2391 | NASDAQ | IEI | Mon, Jul 11, 2016 | 127.39 | 127.44 | 127.18 | 127.18 | 2390 | NASDAQ | IEI | Fri, Jul 8, 2016 | 127.40 | 127.63 | 127.33 | 127.62 | 2389 | NASDAQ | IEI | Thu, Jul 7, 2016 | 127.42 | 127.65 | 127.36 | 127.59 | 2388 | NASDAQ | IEI | Wed, Jul 6, 2016 | 127.63 | 127.71 | 127.50 | 127.62 | 2387 | NASDAQ | IEI | Tue, Jul 5, 2016 | 127.61 | 127.80 | 127.56 | 127.67 | 2386 | NASDAQ | IEI | Fri, Jul 1, 2016 | 127.46 | 127.54 | 127.23 | 127.41 | 2385 | NASDAQ | IEI | Thu, Jun 30, 2016 | 127.20 | 127.45 | 127.20 | 127.21 | 2384 | NASDAQ | IEI | Wed, Jun 29, 2016 | 127.34 | 127.42 | 127.15 | 127.21 | 2383 | NASDAQ | IEI | Tue, Jun 28, 2016 | 127.47 | 127.48 | 127.28 | 127.45 | 2382 | NASDAQ | IEI | Mon, Jun 27, 2016 | 127.49 | 127.56 | 127.40 | 127.44 | 2381 | NASDAQ | IEI | Fri, Jun 24, 2016 | 126.97 | 127.18 | 126.88 | 126.92 | 2380 | NASDAQ | IEI | Thu, Jun 23, 2016 | 126.10 | 126.16 | 125.97 | 125.97 | 2379 | NASDAQ | IEI | Wed, Jun 22, 2016 | 126.25 | 126.37 | 126.17 | 126.33 | 2378 | NASDAQ | IEI | Tue, Jun 21, 2016 | 126.37 | 126.44 | 126.17 | 126.18 | 2377 | NASDAQ | IEI | Mon, Jun 20, 2016 | 126.41 | 126.41 | 126.30 | 126.32 | 2376 | NASDAQ | IEI | Fri, Jun 17, 2016 | 126.76 | 126.76 | 126.58 | 126.67 | 2375 | NASDAQ | IEI | Thu, Jun 16, 2016 | 126.98 | 127.11 | 126.74 | 126.79 | 2374 | NASDAQ | IEI | Wed, Jun 15, 2016 | 126.46 | 126.89 | 126.46 | 126.83 | 2373 | NASDAQ | IEI | Tue, Jun 14, 2016 | 126.68 | 126.68 | 126.46 | 126.49 | 2372 | NASDAQ | IEI | Mon, Jun 13, 2016 | 126.61 | 126.61 | 126.37 | 126.51 | 2371 | NASDAQ | IEI | Fri, Jun 10, 2016 | 126.19 | 126.39 | 126.19 | 126.28 | 2370 | NASDAQ | IEI | Thu, Jun 9, 2016 | 126.10 | 126.16 | 126.02 | 126.03 | 2369 | NASDAQ | IEI | Wed, Jun 8, 2016 | 125.92 | 126.02 | 125.91 | 125.94 | 2368 | NASDAQ | IEI | Tue, Jun 7, 2016 | 125.95 | 126.00 | 125.89 | 125.92 | 2367 | NASDAQ | IEI | Mon, Jun 6, 2016 | 125.78 | 125.90 | 125.69 | 125.79 | 2366 | NASDAQ | IEI | Fri, Jun 3, 2016 | 125.85 | 126.00 | 125.81 | 125.94 | 2365 | NASDAQ | IEI | Thu, Jun 2, 2016 | 125.09 | 125.26 | 125.09 | 125.20 | 2364 | NASDAQ | IEI | Wed, Jun 1, 2016 | 125.20 | 125.29 | 124.99 | 125.01 | 2363 | NASDAQ | IEI | Tue, May 31, 2016 | 124.90 | 125.32 | 124.90 | 125.07 | 2362 | NASDAQ | IEI | Fri, May 27, 2016 | 125.28 | 125.36 | 125.01 | 125.10 | 2361 | NASDAQ | IEI | Thu, May 26, 2016 | 125.20 | 125.38 | 125.14 | 125.36 | 2360 | NASDAQ | IEI | Wed, May 25, 2016 | 125.02 | 125.11 | 124.99 | 125.03 | 2359 | NASDAQ | IEI | Tue, May 24, 2016 | 125.14 | 125.14 | 124.98 | 125.07 | 2358 | NASDAQ | IEI | Mon, May 23, 2016 | 125.23 | 125.27 | 125.10 | 125.24 | 2357 | NASDAQ | IEI | Fri, May 20, 2016 | 125.19 | 125.28 | 125.12 | 125.25 | 2356 | NASDAQ | IEI | Thu, May 19, 2016 | 125.11 | 125.25 | 125.11 | 125.14 | 2355 | NASDAQ | IEI | Wed, May 18, 2016 | 125.43 | 125.45 | 124.97 | 125.08 | 2354 | NASDAQ | IEI | Tue, May 17, 2016 | 125.67 | 125.82 | 125.63 | 125.65 | 2353 | NASDAQ | IEI | Mon, May 16, 2016 | 125.87 | 125.88 | 125.77 | 125.80 | 2352 | NASDAQ | IEI | Fri, May 13, 2016 | 125.90 | 126.10 | 125.81 | 126.05 | 2351 | NASDAQ | IEI | Thu, May 12, 2016 | 125.92 | 126.03 | 125.82 | 125.91 | 2350 | NASDAQ | IEI | Wed, May 11, 2016 | 125.99 | 126.20 | 125.97 | 126.06 | 2349 | NASDAQ | IEI | Tue, May 10, 2016 | 126.03 | 126.09 | 125.95 | 126.07 | 2348 | NASDAQ | IEI | Mon, May 9, 2016 | 126.01 | 126.09 | 125.96 | 126.09 | 2347 | NASDAQ | IEI | Fri, May 6, 2016 | 125.98 | 126.09 | 125.81 | 125.88 | 2346 | NASDAQ | IEI | Thu, May 5, 2016 | 125.81 | 126.03 | 125.67 | 126.03 | 2345 | NASDAQ | IEI | Wed, May 4, 2016 | 125.78 | 125.86 | 125.59 | 125.86 | 2344 | NASDAQ | IEI | Tue, May 3, 2016 | 125.71 | 125.78 | 125.65 | 125.72 | 2343 | NASDAQ | IEI | Mon, May 2, 2016 | 125.43 | 125.45 | 125.28 | 125.32 | 2342 | NASDAQ | IEI | Fri, Apr 29, 2016 | 125.50 | 125.71 | 125.42 | 125.49 | 2341 | NASDAQ | IEI | Thu, Apr 28, 2016 | 125.34 | 125.64 | 125.32 | 125.61 | 2340 | NASDAQ | IEI | Wed, Apr 27, 2016 | 125.20 | 125.37 | 125.02 | 125.37 | 2339 | NASDAQ | IEI | Tue, Apr 26, 2016 | 125.10 | 125.11 | 124.94 | 124.99 | 2338 | NASDAQ | IEI | Mon, Apr 25, 2016 | 125.14 | 125.23 | 125.10 | 125.10 | 2337 | NASDAQ | IEI | Fri, Apr 22, 2016 | 125.25 | 125.29 | 125.12 | 125.22 | 2336 | NASDAQ | IEI | Thu, Apr 21, 2016 | 125.25 | 125.35 | 125.18 | 125.25 | 2335 | NASDAQ | IEI | Wed, Apr 20, 2016 | 125.77 | 125.80 | 125.33 | 125.43 | 2334 | NASDAQ | IEI | Tue, Apr 19, 2016 | 125.76 | 125.82 | 125.68 | 125.71 | 2333 | NASDAQ | IEI | Mon, Apr 18, 2016 | 125.89 | 125.90 | 125.79 | 125.86 | 2332 | NASDAQ | IEI | Fri, Apr 15, 2016 | 125.80 | 126.02 | 125.79 | 125.92 | 2331 | NASDAQ | IEI | Thu, Apr 14, 2016 | 125.77 | 125.85 | 125.65 | 125.71 | 2330 | NASDAQ | IEI | Wed, Apr 13, 2016 | 125.83 | 125.96 | 125.78 | 125.86 | 2329 | NASDAQ | IEI | Tue, Apr 12, 2016 | 126.04 | 126.07 | 125.88 | 125.92 | 2328 | NASDAQ | IEI | Mon, Apr 11, 2016 | 126.05 | 126.28 | 126.05 | 126.19 | 2327 | NASDAQ | IEI | Fri, Apr 8, 2016 | 126.14 | 126.25 | 126.05 | 126.19 | 2326 | NASDAQ | IEI | Thu, Apr 7, 2016 | 126.13 | 126.31 | 126.09 | 126.28 | 2325 | NASDAQ | IEI | Wed, Apr 6, 2016 | 126.04 | 126.05 | 125.83 | 125.96 | 2324 | NASDAQ | IEI | Tue, Apr 5, 2016 | 125.81 | 125.81 | 125.81 | 126.07 | 2323 | NASDAQ | IEI | Mon, Apr 4, 2016 | 125.78 | 125.86 | 125.69 | 125.81 | 2322 | NASDAQ | IEI | Fri, Apr 1, 2016 | 125.76 | 125.82 | 125.54 | 125.71 | 2321 | NASDAQ | IEI | Thu, Mar 31, 2016 | 125.75 | 126.04 | 125.63 | 125.95 | 2320 | NASDAQ | IEI | Wed, Mar 30, 2016 | 125.52 | 125.72 | 125.43 | 125.67 | 2319 | NASDAQ | IEI | Tue, Mar 29, 2016 | 125.18 | 125.61 | 125.17 | 125.56 | 2318 | NASDAQ | IEI | Mon, Mar 28, 2016 | 125.01 | 125.14 | 124.96 | 125.02 | 2317 | NASDAQ | IEI | Thu, Mar 24, 2016 | 125.03 | 125.03 | 125.03 | 124.96 | 2316 | NASDAQ | IEI | Wed, Mar 23, 2016 | 124.77 | 125.09 | 124.77 | 125.03 | 2315 | NASDAQ | IEI | Tue, Mar 22, 2016 | 125.04 | 125.12 | 124.69 | 124.73 | 2314 | NASDAQ | IEI | Mon, Mar 21, 2016 | 124.95 | 125.01 | 124.87 | 124.87 | 2313 | NASDAQ | IEI | Fri, Mar 18, 2016 | 125.05 | 125.16 | 125.01 | 125.14 | 2312 | NASDAQ | IEI | Thu, Mar 17, 2016 | 124.87 | 124.95 | 124.78 | 124.88 | 2311 | NASDAQ | IEI | Wed, Mar 16, 2016 | 124.10 | 124.82 | 124.02 | 124.79 | 2310 | NASDAQ | IEI | Tue, Mar 15, 2016 | 124.26 | 124.26 | 124.26 | 124.27 | 2309 | NASDAQ | IEI | Mon, Mar 14, 2016 | 124.30 | 124.43 | 124.26 | 124.26 | 2308 | NASDAQ | IEI | Fri, Mar 11, 2016 | 124.45 | 124.45 | 124.45 | 124.28 | 2307 | NASDAQ | IEI | Thu, Mar 10, 2016 | 124.78 | 124.78 | 124.78 | 124.45 | 2306 | NASDAQ | IEI | Wed, Mar 9, 2016 | 124.81 | 124.88 | 124.68 | 124.78 | 2305 | NASDAQ | IEI | Tue, Mar 8, 2016 | 125.01 | 125.11 | 124.92 | 125.00 | 2304 | NASDAQ | IEI | Mon, Mar 7, 2016 | 124.69 | 124.69 | 124.52 | 124.60 | 2303 | NASDAQ | IEI | Fri, Mar 4, 2016 | 124.92 | 124.99 | 124.63 | 124.79 | 2302 | NASDAQ | IEI | Thu, Mar 3, 2016 | 124.96 | 124.96 | 124.96 | 124.97 | 2301 | NASDAQ | IEI | Wed, Mar 2, 2016 | 124.91 | 125.02 | 124.81 | 124.96 | 2300 | NASDAQ | IEI | Tue, Mar 1, 2016 | 125.68 | 125.71 | 125.03 | 125.07 | 2299 | NASDAQ | IEI | Mon, Feb 29, 2016 | 125.59 | 125.81 | 125.58 | 125.78 | 2298 | NASDAQ | IEI | Fri, Feb 26, 2016 | 125.78 | 125.80 | 125.55 | 125.73 | 2297 | NASDAQ | IEI | Thu, Feb 25, 2016 | 126.04 | 126.21 | 125.96 | 126.07 | 2296 | NASDAQ | IEI | Wed, Feb 24, 2016 | 126.06 | 126.38 | 125.77 | 125.85 | 2295 | NASDAQ | IEI | Tue, Feb 23, 2016 | 125.52 | 125.91 | 125.48 | 125.81 | 2294 | NASDAQ | IEI | Mon, Feb 22, 2016 | 125.67 | 125.75 | 125.59 | 125.71 | 2293 | NASDAQ | IEI | Fri, Feb 19, 2016 | 125.71 | 125.89 | 125.69 | 125.74 | 2292 | NASDAQ | IEI | Thu, Feb 18, 2016 | 125.59 | 125.92 | 125.52 | 125.85 | 2291 | NASDAQ | IEI | Wed, Feb 17, 2016 | 125.57 | 125.58 | 125.36 | 125.56 | 2290 | NASDAQ | IEI | Tue, Feb 16, 2016 | 125.72 | 125.85 | 125.64 | 125.74 | 2289 | NASDAQ | IEI | Fri, Feb 12, 2016 | 126.12 | 126.22 | 125.79 | 125.90 | 2288 | NASDAQ | IEI | Thu, Feb 11, 2016 | 126.74 | 126.84 | 126.31 | 126.34 | 2287 | NASDAQ | IEI | Wed, Feb 10, 2016 | 125.92 | 126.18 | 125.75 | 126.14 | 2286 | NASDAQ | IEI | Tue, Feb 9, 2016 | 126.27 | 126.28 | 125.98 | 125.99 | 2285 | NASDAQ | IEI | Mon, Feb 8, 2016 | 125.84 | 126.10 | 125.78 | 126.03 | 2284 | NASDAQ | IEI | Fri, Feb 5, 2016 | 125.40 | 125.62 | 125.28 | 125.54 | 2283 | NASDAQ | IEI | Thu, Feb 4, 2016 | 125.53 | 125.59 | 125.38 | 125.53 | 2282 | NASDAQ | IEI | Wed, Feb 3, 2016 | 125.34 | 125.80 | 125.30 | 125.41 | 2281 | NASDAQ | IEI | Tue, Feb 2, 2016 | 125.21 | 125.42 | 125.16 | 125.38 | 2280 | NASDAQ | IEI | Mon, Feb 1, 2016 | 124.88 | 125.05 | 124.76 | 124.87 | 2279 | NASDAQ | IEI | Fri, Jan 29, 2016 | 125.15 | 125.25 | 124.98 | 125.24 | 2278 | NASDAQ | IEI | Thu, Jan 28, 2016 | 124.61 | 124.85 | 124.59 | 124.82 | 2277 | NASDAQ | IEI | Wed, Jan 27, 2016 | 124.45 | 124.69 | 124.33 | 124.67 | 2276 | NASDAQ | IEI | Tue, Jan 26, 2016 | 124.53 | 124.67 | 124.45 | 124.59 | 2275 | NASDAQ | IEI | Mon, Jan 25, 2016 | 124.41 | 124.52 | 124.34 | 124.48 | 2274 | NASDAQ | IEI | Fri, Jan 22, 2016 | 124.28 | 124.39 | 124.15 | 124.35 | 2273 | NASDAQ | IEI | Thu, Jan 21, 2016 | 124.77 | 124.81 | 124.45 | 124.53 | 2272 | NASDAQ | IEI | Wed, Jan 20, 2016 | 124.68 | 124.90 | 124.58 | 124.65 | 2271 | NASDAQ | IEI | Tue, Jan 19, 2016 | 124.26 | 124.45 | 124.25 | 124.32 | 2270 | NASDAQ | IEI | Fri, Jan 15, 2016 | 124.63 | 124.63 | 124.36 | 124.44 | 2269 | NASDAQ | IEI | Thu, Jan 14, 2016 | 124.09 | 124.25 | 123.89 | 124.10 | 2268 | NASDAQ | IEI | Wed, Jan 13, 2016 | 123.80 | 124.25 | 123.79 | 124.13 | 2267 | NASDAQ | IEI | Tue, Jan 12, 2016 | 123.64 | 124.08 | 123.54 | 123.88 | 2266 | NASDAQ | IEI | Mon, Jan 11, 2016 | 123.56 | 123.81 | 123.51 | 123.65 | 2265 | NASDAQ | IEI | Fri, Jan 8, 2016 | 123.52 | 123.80 | 123.44 | 123.80 | 2264 | NASDAQ | IEI | Thu, Jan 7, 2016 | 123.41 | 123.55 | 123.20 | 123.55 | 2263 | NASDAQ | IEI | Wed, Jan 6, 2016 | 123.19 | 123.31 | 123.10 | 123.27 | 2262 | NASDAQ | IEI | Tue, Jan 5, 2016 | 122.84 | 123.00 | 122.79 | 122.91 | 2261 | NASDAQ | IEI | Mon, Jan 4, 2016 | 122.96 | 123.08 | 122.82 | 122.86 | 2260 | NASDAQ | IEI | Thu, Dec 31, 2015 | 122.63 | 122.82 | 122.54 | 122.61 | 2259 | NASDAQ | IEI | Wed, Dec 30, 2015 | 122.29 | 122.52 | 122.29 | 122.48 | 2258 | NASDAQ | IEI | Tue, Dec 29, 2015 | 122.69 | 122.72 | 122.38 | 122.45 | 2257 | NASDAQ | IEI | Mon, Dec 28, 2015 | 122.68 | 122.86 | 122.68 | 122.78 | 2256 | NASDAQ | IEI | Thu, Dec 24, 2015 | 122.71 | 122.76 | 122.65 | 122.73 | 2255 | NASDAQ | IEI | Wed, Dec 23, 2015 | 122.84 | 122.88 | 122.75 | 122.81 | 2254 | NASDAQ | IEI | Tue, Dec 22, 2015 | 123.04 | 123.07 | 122.90 | 122.96 | 2253 | NASDAQ | IEI | Mon, Dec 21, 2015 | 123.16 | 123.23 | 123.08 | 123.17 | 2252 | NASDAQ | IEI | Fri, Dec 18, 2015 | 123.01 | 123.20 | 122.95 | 123.13 | 2251 | NASDAQ | IEI | Thu, Dec 17, 2015 | 122.70 | 122.90 | 122.70 | 122.86 | 2250 | NASDAQ | IEI | Wed, Dec 16, 2015 | 122.78 | 122.88 | 122.53 | 122.69 | 2249 | NASDAQ | IEI | Tue, Dec 15, 2015 | 122.88 | 123.02 | 122.82 | 122.90 | 2248 | NASDAQ | IEI | Mon, Dec 14, 2015 | 123.36 | 123.43 | 123.10 | 123.12 | 2247 | NASDAQ | IEI | Fri, Dec 11, 2015 | 123.37 | 123.69 | 123.34 | 123.59 | 2246 | NASDAQ | IEI | Thu, Dec 10, 2015 | 123.20 | 123.20 | 123.00 | 123.04 | 2245 | NASDAQ | IEI | Wed, Dec 9, 2015 | 123.08 | 123.28 | 122.90 | 123.22 | 2244 | NASDAQ | IEI | Tue, Dec 8, 2015 | 123.09 | 123.12 | 122.94 | 123.06 | 2243 | NASDAQ | IEI | Mon, Dec 7, 2015 | 122.80 | 123.08 | 122.80 | 122.98 | 2242 | NASDAQ | IEI | Fri, Dec 4, 2015 | 122.75 | 122.92 | 122.69 | 122.81 | 2241 | NASDAQ | IEI | Thu, Dec 3, 2015 | 122.86 | 122.92 | 122.45 | 122.64 | 2240 | NASDAQ | IEI | Wed, Dec 2, 2015 | 123.24 | 123.25 | 123.07 | 123.19 | 2239 | NASDAQ | IEI | Tue, Dec 1, 2015 | 123.10 | 123.48 | 123.10 | 123.43 | 2238 | NASDAQ | IEI | Mon, Nov 30, 2015 | 123.16 | 123.29 | 123.16 | 123.25 | 2237 | NASDAQ | IEI | Fri, Nov 27, 2015 | 123.21 | 123.36 | 123.20 | 123.25 | 2236 | NASDAQ | IEI | Wed, Nov 25, 2015 | 123.20 | 123.22 | 123.07 | 123.15 | 2235 | NASDAQ | IEI | Tue, Nov 24, 2015 | 123.12 | 123.24 | 123.09 | 123.16 | 2234 | NASDAQ | IEI | Mon, Nov 23, 2015 | 122.93 | 123.13 | 122.90 | 123.08 | 2233 | NASDAQ | IEI | Fri, Nov 20, 2015 | 123.08 | 123.17 | 123.00 | 123.01 | 2232 | NASDAQ | IEI | Thu, Nov 19, 2015 | 123.10 | 123.16 | 123.03 | 123.08 | 2231 | NASDAQ | IEI | Wed, Nov 18, 2015 | 123.02 | 123.09 | 122.90 | 122.97 | 2230 | NASDAQ | IEI | Tue, Nov 17, 2015 | 122.90 | 123.20 | 122.84 | 123.09 | 2229 | NASDAQ | IEI | Mon, Nov 16, 2015 | 123.21 | 123.24 | 123.08 | 123.14 | 2228 | NASDAQ | IEI | Fri, Nov 13, 2015 | 122.96 | 123.06 | 122.92 | 123.06 | 2227 | NASDAQ | IEI | Thu, Nov 12, 2015 | 122.71 | 122.85 | 122.70 | 122.76 | 2226 | NASDAQ | IEI | Wed, Nov 11, 2015 | 123.10 | 123.10 | 122.61 | 122.72 | 2225 | NASDAQ | IEI | Tue, Nov 10, 2015 | 122.56 | 122.85 | 122.56 | 122.75 | 2224 | NASDAQ | IEI | Mon, Nov 9, 2015 | 122.41 | 122.61 | 122.39 | 122.52 | 2223 | NASDAQ | IEI | Fri, Nov 6, 2015 | 122.60 | 122.66 | 122.50 | 122.63 | 2222 | NASDAQ | IEI | Thu, Nov 5, 2015 | 123.15 | 123.17 | 122.99 | 123.10 | 2221 | NASDAQ | IEI | Wed, Nov 4, 2015 | 123.35 | 123.41 | 123.08 | 123.15 | 2220 | NASDAQ | IEI | Tue, Nov 3, 2015 | 123.49 | 123.49 | 123.31 | 123.39 | 2219 | NASDAQ | IEI | Mon, Nov 2, 2015 | 123.61 | 123.64 | 123.51 | 123.51 | 2218 | NASDAQ | IEI | Fri, Oct 30, 2015 | 123.79 | 123.91 | 123.78 | 123.91 | 2217 | NASDAQ | IEI | Thu, Oct 29, 2015 | 123.97 | 124.00 | 123.81 | 123.85 | 2216 | NASDAQ | IEI | Wed, Oct 28, 2015 | 124.61 | 124.67 | 124.10 | 124.18 | 2215 | NASDAQ | IEI | Tue, Oct 27, 2015 | 124.69 | 124.78 | 124.64 | 124.67 | 2214 | NASDAQ | IEI | Mon, Oct 26, 2015 | 124.41 | 124.52 | 124.39 | 124.50 | 2213 | NASDAQ | IEI | Fri, Oct 23, 2015 | 124.50 | 124.50 | 124.31 | 124.37 | 2212 | NASDAQ | IEI | Thu, Oct 22, 2015 | 124.71 | 124.83 | 124.62 | 124.77 | 2211 | NASDAQ | IEI | Wed, Oct 21, 2015 | 124.57 | 124.73 | 124.57 | 124.62 | 2210 | NASDAQ | IEI | Tue, Oct 20, 2015 | 124.49 | 124.58 | 124.43 | 124.51 | 2209 | NASDAQ | IEI | Mon, Oct 19, 2015 | 124.71 | 124.79 | 124.56 | 124.75 | 2208 | NASDAQ | IEI | Fri, Oct 16, 2015 | 124.81 | 124.84 | 124.68 | 124.74 | 2207 | NASDAQ | IEI | Thu, Oct 15, 2015 | 124.90 | 124.96 | 124.75 | 124.82 | 2206 | NASDAQ | IEI | Wed, Oct 14, 2015 | 124.95 | 125.12 | 124.84 | 125.12 | 2205 | NASDAQ | IEI | Tue, Oct 13, 2015 | 124.58 | 124.70 | 124.44 | 124.65 | 2204 | NASDAQ | IEI | Mon, Oct 12, 2015 | 124.50 | 124.63 | 124.41 | 124.57 | 2203 | NASDAQ | IEI | Fri, Oct 9, 2015 | 124.32 | 124.41 | 124.27 | 124.33 | 2202 | NASDAQ | IEI | Thu, Oct 8, 2015 | 124.55 | 124.65 | 124.32 | 124.38 | 2201 | NASDAQ | IEI | Wed, Oct 7, 2015 | 124.51 | 124.65 | 124.46 | 124.55 | 2200 | NASDAQ | IEI | Tue, Oct 6, 2015 | 124.62 | 124.79 | 124.56 | 124.76 | 2199 | NASDAQ | IEI | Mon, Oct 5, 2015 | 124.81 | 124.86 | 124.61 | 124.66 | 2198 | NASDAQ | IEI | Fri, Oct 2, 2015 | 125.19 | 125.34 | 124.85 | 124.97 | 2197 | NASDAQ | IEI | Thu, Oct 1, 2015 | 124.62 | 124.69 | 124.47 | 124.53 | 2196 | NASDAQ | IEI | Wed, Sep 30, 2015 | 124.50 | 124.67 | 124.46 | 124.65 | 2195 | NASDAQ | IEI | Tue, Sep 29, 2015 | 124.45 | 124.66 | 124.41 | 124.56 | 2194 | NASDAQ | IEI | Mon, Sep 28, 2015 | 124.07 | 124.36 | 124.07 | 124.35 | 2193 | NASDAQ | IEI | Fri, Sep 25, 2015 | 123.95 | 124.08 | 123.88 | 124.04 | 2192 | NASDAQ | IEI | Thu, Sep 24, 2015 | 124.33 | 124.41 | 124.17 | 124.18 | 2191 | NASDAQ | IEI | Wed, Sep 23, 2015 | 124.07 | 124.14 | 123.98 | 124.06 | 2190 | NASDAQ | IEI | Tue, Sep 22, 2015 | 123.99 | 124.25 | 123.99 | 124.15 | 2189 | NASDAQ | IEI | Mon, Sep 21, 2015 | 123.93 | 123.94 | 123.75 | 123.83 | 2188 | NASDAQ | IEI | Fri, Sep 18, 2015 | 124.05 | 124.16 | 123.93 | 124.15 | 2187 | NASDAQ | IEI | Thu, Sep 17, 2015 | 123.15 | 123.91 | 123.15 | 123.89 | 2186 | NASDAQ | IEI | Wed, Sep 16, 2015 | 123.20 | 123.36 | 123.15 | 123.20 | 2185 | NASDAQ | IEI | Tue, Sep 15, 2015 | 123.65 | 123.68 | 123.19 | 123.22 | 2184 | NASDAQ | IEI | Mon, Sep 14, 2015 | 123.76 | 123.81 | 123.67 | 123.76 | 2183 | NASDAQ | IEI | Fri, Sep 11, 2015 | 123.58 | 123.77 | 123.57 | 123.69 | 2182 | NASDAQ | IEI | Thu, Sep 10, 2015 | 123.51 | 123.54 | 123.38 | 123.50 | 2181 | NASDAQ | IEI | Wed, Sep 9, 2015 | 123.33 | 123.63 | 123.25 | 123.58 | 2180 | NASDAQ | IEI | Tue, Sep 8, 2015 | 123.59 | 123.61 | 123.47 | 123.52 | 2179 | NASDAQ | IEI | Fri, Sep 4, 2015 | 123.71 | 123.92 | 123.60 | 123.80 | 2178 | NASDAQ | IEI | Thu, Sep 3, 2015 | 123.69 | 123.74 | 123.51 | 123.70 | 2177 | NASDAQ | IEI | Wed, Sep 2, 2015 | 123.47 | 123.68 | 123.40 | 123.53 | 2176 | NASDAQ | IEI | Tue, Sep 1, 2015 | 123.54 | 123.68 | 123.47 | 123.59 | 2175 | NASDAQ | IEI | Mon, Aug 31, 2015 | 123.81 | 123.86 | 123.45 | 123.45 | 2174 | NASDAQ | IEI | Fri, Aug 28, 2015 | 124.00 | 124.03 | 123.60 | 123.65 | 2173 | NASDAQ | IEI | Thu, Aug 27, 2015 | 123.68 | 123.88 | 123.57 | 123.73 | 2172 | NASDAQ | IEI | Wed, Aug 26, 2015 | 123.83 | 124.20 | 123.75 | 123.76 | 2171 | NASDAQ | IEI | Tue, Aug 25, 2015 | 124.09 | 124.21 | 123.83 | 124.08 | 2170 | NASDAQ | IEI | Mon, Aug 24, 2015 | 124.77 | 124.94 | 124.24 | 124.45 | 2169 | NASDAQ | IEI | Fri, Aug 21, 2015 | 124.04 | 124.26 | 123.93 | 124.15 | 2168 | NASDAQ | IEI | Thu, Aug 20, 2015 | 123.85 | 123.95 | 123.77 | 123.86 | 2167 | NASDAQ | IEI | Wed, Aug 19, 2015 | 123.18 | 123.86 | 123.18 | 123.79 | 2166 | NASDAQ | IEI | Tue, Aug 18, 2015 | 123.23 | 123.47 | 123.23 | 123.34 | 2165 | NASDAQ | IEI | Mon, Aug 17, 2015 | 123.50 | 123.55 | 123.40 | 123.42 | 2164 | NASDAQ | IEI | Fri, Aug 14, 2015 | 123.24 | 123.39 | 123.15 | 123.23 | 2163 | NASDAQ | IEI | Thu, Aug 13, 2015 | 123.46 | 123.56 | 123.31 | 123.34 | 2162 | NASDAQ | IEI | Wed, Aug 12, 2015 | 123.75 | 124.00 | 123.60 | 123.64 | 2161 | NASDAQ | IEI | Tue, Aug 11, 2015 | 123.50 | 123.77 | 123.50 | 123.58 | 2160 | NASDAQ | IEI | Mon, Aug 10, 2015 | 123.11 | 123.23 | 123.02 | 123.13 | 2159 | NASDAQ | IEI | Fri, Aug 7, 2015 | 123.15 | 123.33 | 123.00 | 123.30 | 2158 | NASDAQ | IEI | Thu, Aug 6, 2015 | 123.05 | 123.18 | 123.02 | 123.09 | 2157 | NASDAQ | IEI | Wed, Aug 5, 2015 | 123.02 | 123.09 | 122.76 | 122.91 | 2156 | NASDAQ | IEI | Tue, Aug 4, 2015 | 123.50 | 123.54 | 123.09 | 123.14 | 2155 | NASDAQ | IEI | Mon, Aug 3, 2015 | 123.48 | 123.73 | 123.43 | 123.60 | 2154 | NASDAQ | IEI | Fri, Jul 31, 2015 | 123.63 | 123.67 | 123.51 | 123.65 | 2153 | NASDAQ | IEI | Thu, Jul 30, 2015 | 122.96 | 123.20 | 122.96 | 123.18 | 2152 | NASDAQ | IEI | Wed, Jul 29, 2015 | 123.21 | 123.32 | 123.05 | 123.18 | 2151 | NASDAQ | IEI | Tue, Jul 28, 2015 | 123.24 | 123.37 | 123.24 | 123.32 | 2150 | NASDAQ | IEI | Mon, Jul 27, 2015 | 123.37 | 123.48 | 123.33 | 123.43 | 2149 | NASDAQ | IEI | Fri, Jul 24, 2015 | 123.09 | 123.23 | 123.01 | 123.13 | 2148 | NASDAQ | IEI | Thu, Jul 23, 2015 | 122.77 | 123.07 | 122.76 | 123.06 | 2147 | NASDAQ | IEI | Wed, Jul 22, 2015 | 122.88 | 122.99 | 122.81 | 122.82 | 2146 | NASDAQ | IEI | Tue, Jul 21, 2015 | 122.61 | 122.91 | 122.61 | 122.83 | 2145 | NASDAQ | IEI | Mon, Jul 20, 2015 | 122.61 | 122.70 | 122.50 | 122.65 | 2144 | NASDAQ | IEI | Fri, Jul 17, 2015 | 122.78 | 122.91 | 122.73 | 122.84 | 2143 | NASDAQ | IEI | Thu, Jul 16, 2015 | 122.71 | 122.96 | 122.69 | 122.92 | 2142 | NASDAQ | IEI | Wed, Jul 15, 2015 | 122.65 | 123.10 | 122.65 | 123.03 | 2141 | NASDAQ | IEI | Tue, Jul 14, 2015 | 122.75 | 122.84 | 122.73 | 122.79 | 2140 | NASDAQ | IEI | Mon, Jul 13, 2015 | 122.45 | 122.69 | 122.45 | 122.56 | 2139 | NASDAQ | IEI | Fri, Jul 10, 2015 | 122.83 | 123.04 | 122.62 | 122.79 | 2138 | NASDAQ | IEI | Thu, Jul 9, 2015 | 123.28 | 123.42 | 123.21 | 123.21 | 2137 | NASDAQ | IEI | Wed, Jul 8, 2015 | 123.44 | 123.74 | 123.36 | 123.62 | 2136 | NASDAQ | IEI | Tue, Jul 7, 2015 | 123.57 | 123.79 | 123.36 | 123.41 | 2135 | NASDAQ | IEI | Mon, Jul 6, 2015 | 123.30 | 123.37 | 123.02 | 123.27 | 2134 | NASDAQ | IEI | Thu, Jul 2, 2015 | 122.75 | 122.95 | 122.74 | 122.85 | 2133 | NASDAQ | IEI | Wed, Jul 1, 2015 | 122.45 | 122.61 | 122.36 | 122.49 | 2132 | NASDAQ | IEI | Tue, Jun 30, 2015 | 122.84 | 123.16 | 122.83 | 122.96 | 2131 | NASDAQ | IEI | Mon, Jun 29, 2015 | 122.78 | 123.13 | 122.69 | 123.04 | 2130 | NASDAQ | IEI | Fri, Jun 26, 2015 | 122.29 | 122.40 | 122.27 | 122.33 | 2129 | NASDAQ | IEI | Thu, Jun 25, 2015 | 122.56 | 122.66 | 122.39 | 122.53 | 2128 | NASDAQ | IEI | Wed, Jun 24, 2015 | 122.63 | 122.76 | 122.48 | 122.74 | 2127 | NASDAQ | IEI | Tue, Jun 23, 2015 | 122.44 | 122.74 | 122.44 | 122.56 | 2126 | NASDAQ | IEI | Mon, Jun 22, 2015 | 122.92 | 122.92 | 122.69 | 122.71 | 2125 | NASDAQ | IEI | Fri, Jun 19, 2015 | 123.07 | 123.26 | 123.07 | 123.19 | 2124 | NASDAQ | IEI | Thu, Jun 18, 2015 | 122.93 | 123.00 | 122.62 | 122.88 | 2123 | NASDAQ | IEI | Wed, Jun 17, 2015 | 122.56 | 123.01 | 122.11 | 122.90 | 2122 | NASDAQ | IEI | Tue, Jun 16, 2015 | 122.67 | 122.73 | 122.54 | 122.68 | 2121 | NASDAQ | IEI | Mon, Jun 15, 2015 | 122.61 | 122.67 | 122.41 | 122.49 | 2120 | NASDAQ | IEI | Fri, Jun 12, 2015 | 122.19 | 122.53 | 122.18 | 122.28 | 2119 | NASDAQ | IEI | Thu, Jun 11, 2015 | 122.04 | 122.35 | 121.95 | 122.33 | 2118 | NASDAQ | IEI | Wed, Jun 10, 2015 | 122.06 | 122.15 | 121.90 | 121.92 | 2117 | NASDAQ | IEI | Tue, Jun 9, 2015 | 122.30 | 122.30 | 122.08 | 122.15 | 2116 | NASDAQ | IEI | Mon, Jun 8, 2015 | 122.34 | 122.44 | 122.32 | 122.39 | 2115 | NASDAQ | IEI | Fri, Jun 5, 2015 | 122.13 | 122.35 | 122.00 | 122.19 | 2114 | NASDAQ | IEI | Thu, Jun 4, 2015 | 122.53 | 122.80 | 122.53 | 122.69 | 2113 | NASDAQ | IEI | Wed, Jun 3, 2015 | 122.69 | 122.69 | 122.39 | 122.46 | 2112 | NASDAQ | IEI | Tue, Jun 2, 2015 | 122.98 | 123.02 | 122.84 | 122.92 | 2111 | NASDAQ | IEI | Mon, Jun 1, 2015 | 123.57 | 123.64 | 123.16 | 123.25 | 2110 | NASDAQ | IEI | Fri, May 29, 2015 | 123.65 | 123.85 | 123.65 | 123.68 | 2109 | NASDAQ | IEI | Thu, May 28, 2015 | 123.48 | 123.64 | 123.43 | 123.60 | 2108 | NASDAQ | IEI | Wed, May 27, 2015 | 123.38 | 123.49 | 123.22 | 123.46 | 2107 | NASDAQ | IEI | Tue, May 26, 2015 | 123.15 | 123.49 | 123.12 | 123.48 | 2106 | NASDAQ | IEI | Fri, May 22, 2015 | 123.20 | 123.30 | 123.03 | 123.29 | 2105 | NASDAQ | IEI | Thu, May 21, 2015 | 123.24 | 123.48 | 123.24 | 123.45 | 2104 | NASDAQ | IEI | Wed, May 20, 2015 | 123.14 | 123.29 | 123.02 | 123.13 | 2103 | NASDAQ | IEI | Tue, May 19, 2015 | 122.95 | 123.17 | 122.89 | 122.91 | 2102 | NASDAQ | IEI | Mon, May 18, 2015 | 123.51 | 123.52 | 123.23 | 123.32 | 2101 | NASDAQ | IEI | Fri, May 15, 2015 | 123.47 | 123.75 | 123.45 | 123.66 | 2100 | NASDAQ | IEI | Thu, May 14, 2015 | 123.25 | 123.43 | 123.18 | 123.35 | 2099 | NASDAQ | IEI | Wed, May 13, 2015 | 123.28 | 123.31 | 123.00 | 123.04 | 2098 | NASDAQ | IEI | Tue, May 12, 2015 | 122.93 | 123.13 | 122.80 | 123.03 | 2097 | NASDAQ | IEI | Mon, May 11, 2015 | 123.35 | 123.35 | 122.89 | 122.98 | 2096 | NASDAQ | IEI | Fri, May 8, 2015 | 123.66 | 123.68 | 123.42 | 123.53 | 2095 | NASDAQ | IEI | Thu, May 7, 2015 | 123.03 | 123.18 | 122.96 | 123.12 | 2094 | NASDAQ | IEI | Wed, May 6, 2015 | 123.16 | 123.17 | 122.88 | 122.98 | 2093 | NASDAQ | IEI | Tue, May 5, 2015 | 123.44 | 123.44 | 123.07 | 123.23 | 2092 | NASDAQ | IEI | Mon, May 4, 2015 | 123.44 | 123.55 | 123.31 | 123.34 | 2091 | NASDAQ | IEI | Fri, May 1, 2015 | 123.54 | 123.61 | 123.34 | 123.37 | 2090 | NASDAQ | IEI | Thu, Apr 30, 2015 | 123.58 | 123.93 | 123.49 | 123.90 | 2089 | NASDAQ | IEI | Wed, Apr 29, 2015 | 123.82 | 124.18 | 123.73 | 123.93 | 2088 | NASDAQ | IEI | Tue, Apr 28, 2015 | 124.16 | 124.34 | 124.05 | 124.05 | 2087 | NASDAQ | IEI | Mon, Apr 27, 2015 | 124.36 | 124.47 | 124.26 | 124.35 | 2086 | NASDAQ | IEI | Fri, Apr 24, 2015 | 124.37 | 124.49 | 124.37 | 124.49 | 2085 | NASDAQ | IEI | Thu, Apr 23, 2015 | 124.10 | 124.30 | 123.99 | 124.20 | 2084 | NASDAQ | IEI | Wed, Apr 22, 2015 | 124.27 | 124.31 | 123.99 | 124.02 | 2083 | NASDAQ | IEI | Tue, Apr 21, 2015 | 124.37 | 124.44 | 124.32 | 124.39 | 2082 | NASDAQ | IEI | Mon, Apr 20, 2015 | 124.56 | 124.62 | 124.38 | 124.48 | 2081 | NASDAQ | IEI | Fri, Apr 17, 2015 | 124.46 | 124.66 | 124.36 | 124.52 | 2080 | NASDAQ | IEI | Thu, Apr 16, 2015 | 124.45 | 124.62 | 124.29 | 124.56 | 2079 | NASDAQ | IEI | Wed, Apr 15, 2015 | 124.47 | 124.51 | 124.39 | 124.39 | 2078 | NASDAQ | IEI | Tue, Apr 14, 2015 | 124.40 | 124.53 | 124.28 | 124.33 | 2077 | NASDAQ | IEI | Mon, Apr 13, 2015 | 124.00 | 124.15 | 123.96 | 124.15 | 2076 | NASDAQ | IEI | Fri, Apr 10, 2015 | 124.12 | 124.16 | 123.92 | 123.98 | 2075 | NASDAQ | IEI | Thu, Apr 9, 2015 | 124.24 | 124.24 | 123.92 | 124.02 | 2074 | NASDAQ | IEI | Wed, Apr 8, 2015 | 124.38 | 124.38 | 124.09 | 124.29 | 2073 | NASDAQ | IEI | Tue, Apr 7, 2015 | 124.31 | 124.37 | 124.20 | 124.33 | 2072 | NASDAQ | IEI | Mon, Apr 6, 2015 | 124.67 | 124.72 | 124.37 | 124.45 | 2071 | NASDAQ | IEI | Thu, Apr 2, 2015 | 124.35 | 124.37 | 124.16 | 124.20 | 2070 | NASDAQ | IEI | Wed, Apr 1, 2015 | 124.22 | 124.42 | 124.20 | 124.29 | 2069 | NASDAQ | IEI | Tue, Mar 31, 2015 | 124.00 | 124.20 | 123.95 | 124.17 | 2068 | NASDAQ | IEI | Mon, Mar 30, 2015 | 123.92 | 124.05 | 123.88 | 123.94 | 2067 | NASDAQ | IEI | Fri, Mar 27, 2015 | 123.85 | 123.95 | 123.83 | 123.86 | 2066 | NASDAQ | IEI | Thu, Mar 26, 2015 | 123.87 | 123.87 | 123.58 | 123.65 | 2065 | NASDAQ | IEI | Wed, Mar 25, 2015 | 124.20 | 124.24 | 123.93 | 123.94 | 2064 | NASDAQ | IEI | Tue, Mar 24, 2015 | 124.01 | 124.22 | 123.93 | 124.20 | 2063 | NASDAQ | IEI | Mon, Mar 23, 2015 | 123.97 | 124.04 | 123.82 | 124.00 | 2062 | NASDAQ | IEI | Fri, Mar 20, 2015 | 123.76 | 123.93 | 123.76 | 123.91 | 2061 | NASDAQ | IEI | Thu, Mar 19, 2015 | 123.79 | 123.86 | 123.48 | 123.52 | 2060 | NASDAQ | IEI | Wed, Mar 18, 2015 | 123.22 | 124.08 | 123.07 | 123.97 | 2059 | NASDAQ | IEI | Tue, Mar 17, 2015 | 123.15 | 123.17 | 123.03 | 123.09 | 2058 | NASDAQ | IEI | Mon, Mar 16, 2015 | 123.09 | 123.14 | 122.92 | 123.00 | 2057 | NASDAQ | IEI | Fri, Mar 13, 2015 | 122.76 | 123.03 | 122.72 | 122.84 | 2056 | NASDAQ | IEI | Thu, Mar 12, 2015 | 123.07 | 123.07 | 122.73 | 122.87 | 2055 | NASDAQ | IEI | Wed, Mar 11, 2015 | 122.66 | 122.80 | 122.59 | 122.77 | 2054 | NASDAQ | IEI | Tue, Mar 10, 2015 | 122.78 | 122.84 | 122.61 | 122.70 | 2053 | NASDAQ | IEI | Mon, Mar 9, 2015 | 122.38 | 122.47 | 122.30 | 122.47 | 2052 | NASDAQ | IEI | Fri, Mar 6, 2015 | 122.29 | 122.35 | 122.11 | 122.17 | 2051 | NASDAQ | IEI | Thu, Mar 5, 2015 | 122.75 | 122.96 | 122.66 | 122.86 | 2050 | NASDAQ | IEI | Wed, Mar 4, 2015 | 122.85 | 122.85 | 122.61 | 122.76 | 2049 | NASDAQ | IEI | Tue, Mar 3, 2015 | 122.72 | 122.84 | 122.59 | 122.64 | 2048 | NASDAQ | IEI | Mon, Mar 2, 2015 | 123.18 | 123.24 | 122.74 | 122.79 | 2047 | NASDAQ | IEI | Fri, Feb 27, 2015 | 123.20 | 123.37 | 123.11 | 123.33 | 2046 | NASDAQ | IEI | Thu, Feb 26, 2015 | 123.38 | 123.43 | 123.07 | 123.11 | 2045 | NASDAQ | IEI | Wed, Feb 25, 2015 | 123.52 | 123.59 | 123.37 | 123.59 | 2044 | NASDAQ | IEI | Tue, Feb 24, 2015 | 122.95 | 123.54 | 122.68 | 123.54 | 2043 | NASDAQ | IEI | Mon, Feb 23, 2015 | 122.89 | 123.07 | 122.88 | 123.06 | 2042 | NASDAQ | IEI | Fri, Feb 20, 2015 | 123.07 | 123.24 | 122.62 | 122.77 | 2041 | NASDAQ | IEI | Thu, Feb 19, 2015 | 122.94 | 123.14 | 122.77 | 122.86 | 2040 | NASDAQ | IEI | Wed, Feb 18, 2015 | 122.69 | 123.27 | 122.56 | 123.08 | 2039 | NASDAQ | IEI | Tue, Feb 17, 2015 | 122.97 | 123.08 | 122.46 | 122.64 | 2038 | NASDAQ | IEI | Fri, Feb 13, 2015 | 123.22 | 123.26 | 123.07 | 123.09 | 2037 | NASDAQ | IEI | Thu, Feb 12, 2015 | 123.15 | 123.37 | 123.15 | 123.23 | 2036 | NASDAQ | IEI | Wed, Feb 11, 2015 | 123.19 | 123.26 | 123.02 | 123.09 | 2035 | NASDAQ | IEI | Tue, Feb 10, 2015 | 123.15 | 123.29 | 123.06 | 123.12 | 2034 | NASDAQ | IEI | Mon, Feb 9, 2015 | 123.48 | 123.48 | 123.25 | 123.28 | 2033 | NASDAQ | IEI | Fri, Feb 6, 2015 | 123.69 | 123.77 | 123.30 | 123.34 | 2032 | NASDAQ | IEI | Thu, Feb 5, 2015 | 124.35 | 124.43 | 124.20 | 124.32 | 2031 | NASDAQ | IEI | Wed, Feb 4, 2015 | 124.21 | 124.59 | 124.09 | 124.49 | 2030 | NASDAQ | IEI | Tue, Feb 3, 2015 | 124.66 | 124.67 | 124.38 | 124.42 | 2029 | NASDAQ | IEI | Mon, Feb 2, 2015 | 124.82 | 125.05 | 124.77 | 124.93 | 2028 | NASDAQ | IEI | Fri, Jan 30, 2015 | 125.04 | 125.20 | 124.87 | 125.14 | 2027 | NASDAQ | IEI | Thu, Jan 29, 2015 | 124.54 | 124.62 | 124.40 | 124.55 | 2026 | NASDAQ | IEI | Wed, Jan 28, 2015 | 124.27 | 124.85 | 124.27 | 124.73 | 2025 | NASDAQ | IEI | Tue, Jan 27, 2015 | 124.45 | 124.58 | 124.20 | 124.28 | 2024 | NASDAQ | IEI | Mon, Jan 26, 2015 | 124.21 | 124.29 | 124.03 | 124.16 | 2023 | NASDAQ | IEI | Fri, Jan 23, 2015 | 124.11 | 124.37 | 124.11 | 124.35 | 2022 | NASDAQ | IEI | Thu, Jan 22, 2015 | 124.32 | 124.32 | 123.86 | 123.98 | 2021 | NASDAQ | IEI | Wed, Jan 21, 2015 | 124.41 | 124.56 | 124.09 | 124.16 | 2020 | NASDAQ | IEI | Tue, Jan 20, 2015 | 124.54 | 124.70 | 124.33 | 124.44 | 2019 | NASDAQ | IEI | Fri, Jan 16, 2015 | 124.76 | 124.81 | 124.36 | 124.41 | 2018 | NASDAQ | IEI | Thu, Jan 15, 2015 | 124.29 | 124.98 | 124.29 | 124.97 | 2017 | NASDAQ | IEI | Wed, Jan 14, 2015 | 124.47 | 124.53 | 124.23 | 124.28 | 2016 | NASDAQ | IEI | Tue, Jan 13, 2015 | 123.79 | 124.05 | 123.70 | 123.95 | 2015 | NASDAQ | IEI | Mon, Jan 12, 2015 | 123.67 | 123.88 | 123.67 | 123.83 | 2014 | NASDAQ | IEI | Fri, Jan 9, 2015 | 123.41 | 123.72 | 123.33 | 123.56 | 2013 | NASDAQ | IEI | Thu, Jan 8, 2015 | 123.21 | 123.25 | 123.11 | 123.20 | 2012 | NASDAQ | IEI | Wed, Jan 7, 2015 | 123.11 | 123.42 | 123.05 | 123.35 | 2011 | NASDAQ | IEI | Tue, Jan 6, 2015 | 123.04 | 123.72 | 123.04 | 123.24 | 2010 | NASDAQ | IEI | Mon, Jan 5, 2015 | 122.60 | 122.90 | 122.57 | 122.86 | 2009 | NASDAQ | IEI | Fri, Jan 2, 2015 | 122.33 | 122.66 | 122.28 | 122.58 | 2008 | NASDAQ | IEI | Wed, Dec 31, 2014 | 122.18 | 122.38 | 122.17 | 122.31 | 2007 | NASDAQ | IEI | Tue, Dec 30, 2014 | 122.14 | 122.26 | 122.11 | 122.17 | 2006 | NASDAQ | IEI | Mon, Dec 29, 2014 | 121.87 | 122.08 | 121.87 | 122.00 | 2005 | NASDAQ | IEI | Fri, Dec 26, 2014 | 121.79 | 121.79 | 121.72 | 121.76 | 2004 | NASDAQ | IEI | Wed, Dec 24, 2014 | 121.68 | 121.75 | 121.57 | 121.75 | 2003 | NASDAQ | IEI | Tue, Dec 23, 2014 | 122.13 | 122.15 | 121.86 | 121.88 | 2002 | NASDAQ | IEI | Mon, Dec 22, 2014 | 122.35 | 122.37 | 122.25 | 122.30 | 2001 | NASDAQ | IEI | Fri, Dec 19, 2014 | 122.35 | 122.44 | 122.25 | 122.34 | 2000 | NASDAQ | IEI | Thu, Dec 18, 2014 | 122.27 | 122.28 | 122.15 | 122.19 | 1999 | NASDAQ | IEI | Wed, Dec 17, 2014 | 122.98 | 123.13 | 122.45 | 122.49 | 1998 | NASDAQ | IEI | Tue, Dec 16, 2014 | 123.17 | 123.25 | 122.80 | 123.06 | 1997 | NASDAQ | IEI | Mon, Dec 15, 2014 | 122.80 | 122.97 | 122.70 | 122.70 | 1996 | NASDAQ | IEI | Fri, Dec 12, 2014 | 122.78 | 123.14 | 122.74 | 123.04 | 1995 | NASDAQ | IEI | Thu, Dec 11, 2014 | 122.61 | 122.63 | 122.35 | 122.53 | 1994 | NASDAQ | IEI | Wed, Dec 10, 2014 | 122.43 | 122.79 | 122.37 | 122.76 | 1993 | NASDAQ | IEI | Tue, Dec 9, 2014 | 122.40 | 122.56 | 122.30 | 122.39 | 1992 | NASDAQ | IEI | Mon, Dec 8, 2014 | 122.02 | 122.25 | 121.93 | 122.15 | 1991 | NASDAQ | IEI | Fri, Dec 5, 2014 | 122.21 | 122.23 | 121.94 | 122.05 | 1990 | NASDAQ | IEI | Thu, Dec 4, 2014 | 122.45 | 122.60 | 122.38 | 122.59 | 1989 | NASDAQ | IEI | Wed, Dec 3, 2014 | 122.44 | 122.46 | 122.35 | 122.43 | 1988 | NASDAQ | IEI | Tue, Dec 2, 2014 | 122.62 | 122.64 | 122.47 | 122.48 | 1987 | NASDAQ | IEI | Mon, Dec 1, 2014 | 123.19 | 123.23 | 122.83 | 122.85 | 1986 | NASDAQ | IEI | Fri, Nov 28, 2014 | 122.90 | 123.08 | 122.90 | 123.04 | 1985 | NASDAQ | IEI | Wed, Nov 26, 2014 | 122.86 | 122.89 | 122.76 | 122.82 | 1984 | NASDAQ | IEI | Tue, Nov 25, 2014 | 122.49 | 122.72 | 122.46 | 122.67 | 1983 | NASDAQ | IEI | Mon, Nov 24, 2014 | 122.37 | 122.56 | 122.32 | 122.54 | 1982 | NASDAQ | IEI | Fri, Nov 21, 2014 | 122.34 | 122.47 | 122.34 | 122.46 | 1981 | NASDAQ | IEI | Thu, Nov 20, 2014 | 122.50 | 122.51 | 122.21 | 122.33 | 1980 | NASDAQ | IEI | Wed, Nov 19, 2014 | 122.17 | 122.41 | 122.13 | 122.22 | 1979 | NASDAQ | IEI | Tue, Nov 18, 2014 | 122.30 | 122.41 | 122.28 | 122.39 | 1978 | NASDAQ | IEI | Mon, Nov 17, 2014 | 122.43 | 122.46 | 122.24 | 122.30 | 1977 | NASDAQ | IEI | Fri, Nov 14, 2014 | 122.12 | 122.46 | 122.08 | 122.36 | 1976 | NASDAQ | IEI | Thu, Nov 13, 2014 | 122.18 | 122.23 | 122.15 | 122.23 | 1975 | NASDAQ | IEI | Wed, Nov 12, 2014 | 122.25 | 122.35 | 122.10 | 122.15 | 1974 | NASDAQ | IEI | Tue, Nov 11, 2014 | 122.13 | 122.17 | 122.01 | 122.11 | 1973 | NASDAQ | IEI | Mon, Nov 10, 2014 | 122.35 | 122.40 | 122.10 | 122.12 | 1972 | NASDAQ | IEI | Fri, Nov 7, 2014 | 122.18 | 122.43 | 122.15 | 122.39 | 1971 | NASDAQ | IEI | Thu, Nov 6, 2014 | 122.01 | 122.16 | 121.93 | 121.96 | 1970 | NASDAQ | IEI | Wed, Nov 5, 2014 | 122.06 | 122.16 | 122.01 | 122.12 | 1969 | NASDAQ | IEI | Tue, Nov 4, 2014 | 122.22 | 122.26 | 122.06 | 122.11 | 1968 | NASDAQ | IEI | Mon, Nov 3, 2014 | 122.17 | 122.19 | 121.90 | 122.11 | 1967 | NASDAQ | IEI | Fri, Oct 31, 2014 | 122.37 | 122.40 | 122.24 | 122.35 | 1966 | NASDAQ | IEI | Thu, Oct 30, 2014 | 122.49 | 122.56 | 122.35 | 122.46 | 1965 | NASDAQ | IEI | Wed, Oct 29, 2014 | 122.68 | 122.73 | 122.23 | 122.35 | 1964 | NASDAQ | IEI | Tue, Oct 28, 2014 | 122.87 | 122.89 | 122.75 | 122.77 | 1963 | NASDAQ | IEI | Mon, Oct 27, 2014 | 122.82 | 122.98 | 122.82 | 122.92 | 1962 | NASDAQ | IEI | Fri, Oct 24, 2014 | 122.85 | 122.97 | 122.80 | 122.83 | 1961 | NASDAQ | IEI | Thu, Oct 23, 2014 | 122.88 | 122.89 | 122.69 | 122.82 | 1960 | NASDAQ | IEI | Wed, Oct 22, 2014 | 123.02 | 123.12 | 122.95 | 123.11 | 1959 | NASDAQ | IEI | Tue, Oct 21, 2014 | 123.09 | 123.28 | 123.04 | 123.14 | 1958 | NASDAQ | IEI | Mon, Oct 20, 2014 | 123.31 | 123.35 | 123.18 | 123.27 | 1957 | NASDAQ | IEI | Fri, Oct 17, 2014 | 123.16 | 123.24 | 123.03 | 123.13 | 1956 | NASDAQ | IEI | Thu, Oct 16, 2014 | 123.87 | 123.90 | 123.24 | 123.38 | 1955 | NASDAQ | IEI | Wed, Oct 15, 2014 | 124.10 | 124.83 | 123.43 | 123.59 | 1954 | NASDAQ | IEI | Tue, Oct 14, 2014 | 122.97 | 123.07 | 122.87 | 123.04 | 1953 | NASDAQ | IEI | Mon, Oct 13, 2014 | 122.73 | 123.00 | 122.69 | 122.96 | 1952 | NASDAQ | IEI | Fri, Oct 10, 2014 | 122.39 | 122.51 | 122.33 | 122.47 | 1951 | NASDAQ | IEI | Thu, Oct 9, 2014 | 122.40 | 122.48 | 122.26 | 122.31 | 1950 | NASDAQ | IEI | Wed, Oct 8, 2014 | 122.04 | 122.47 | 121.87 | 122.46 | 1949 | NASDAQ | IEI | Tue, Oct 7, 2014 | 121.84 | 122.06 | 121.80 | 122.02 | 1948 | NASDAQ | IEI | Mon, Oct 6, 2014 | 121.53 | 121.72 | 121.46 | 121.65 | 1947 | NASDAQ | IEI | Fri, Oct 3, 2014 | 121.35 | 121.47 | 121.25 | 121.47 | 1946 | NASDAQ | IEI | Thu, Oct 2, 2014 | 121.77 | 121.86 | 121.57 | 121.59 | 1945 | NASDAQ | IEI | Wed, Oct 1, 2014 | 121.46 | 121.74 | 121.46 | 121.73 | 1944 | NASDAQ | IEI | Tue, Sep 30, 2014 | 121.28 | 121.40 | 121.23 | 121.32 | 1943 | NASDAQ | IEI | Mon, Sep 29, 2014 | 121.37 | 121.41 | 121.31 | 121.36 | 1942 | NASDAQ | IEI | Fri, Sep 26, 2014 | 121.29 | 121.31 | 121.08 | 121.19 | 1941 | NASDAQ | IEI | Thu, Sep 25, 2014 | 121.20 | 121.40 | 121.17 | 121.40 | 1940 | NASDAQ | IEI | Wed, Sep 24, 2014 | 121.22 | 121.25 | 121.06 | 121.09 | 1939 | NASDAQ | IEI | Tue, Sep 23, 2014 | 121.16 | 121.26 | 121.11 | 121.25 | 1938 | NASDAQ | IEI | Mon, Sep 22, 2014 | 121.02 | 121.16 | 120.97 | 121.16 | 1937 | NASDAQ | IEI | Fri, Sep 19, 2014 | 120.82 | 120.96 | 120.77 | 120.94 | 1936 | NASDAQ | IEI | Thu, Sep 18, 2014 | 120.74 | 120.81 | 120.68 | 120.79 | 1935 | NASDAQ | IEI | Wed, Sep 17, 2014 | 121.18 | 121.82 | 120.84 | 120.88 | 1934 | NASDAQ | IEI | Tue, Sep 16, 2014 | 121.13 | 121.24 | 121.06 | 121.14 | 1933 | NASDAQ | IEI | Mon, Sep 15, 2014 | 121.00 | 121.10 | 121.00 | 121.06 | 1932 | NASDAQ | IEI | Fri, Sep 12, 2014 | 120.90 | 121.07 | 120.89 | 120.93 | 1931 | NASDAQ | IEI | Thu, Sep 11, 2014 | 121.25 | 121.26 | 121.06 | 121.08 | 1930 | NASDAQ | IEI | Wed, Sep 10, 2014 | 121.15 | 121.21 | 121.06 | 121.11 | 1929 | NASDAQ | IEI | Tue, Sep 9, 2014 | 121.24 | 121.32 | 121.18 | 121.22 | 1928 | NASDAQ | IEI | Mon, Sep 8, 2014 | 121.68 | 121.75 | 121.42 | 121.42 | 1927 | NASDAQ | IEI | Fri, Sep 5, 2014 | 121.75 | 121.79 | 121.56 | 121.58 | 1926 | NASDAQ | IEI | Thu, Sep 4, 2014 | 121.66 | 121.68 | 121.38 | 121.48 | 1925 | NASDAQ | IEI | Wed, Sep 3, 2014 | 121.48 | 121.65 | 121.44 | 121.64 | 1924 | NASDAQ | IEI | Tue, Sep 2, 2014 | 121.72 | 121.73 | 121.55 | 121.56 | 1923 | NASDAQ | IEI | Fri, Aug 29, 2014 | 121.98 | 122.11 | 121.94 | 122.08 | 1922 | NASDAQ | IEI | Thu, Aug 28, 2014 | 122.00 | 122.08 | 121.91 | 122.00 | 1921 | NASDAQ | IEI | Wed, Aug 27, 2014 | 121.88 | 121.95 | 121.84 | 121.88 | 1920 | NASDAQ | IEI | Tue, Aug 26, 2014 | 121.82 | 121.85 | 121.71 | 121.77 | 1919 | NASDAQ | IEI | Mon, Aug 25, 2014 | 121.67 | 121.74 | 121.62 | 121.68 | 1918 | NASDAQ | IEI | Fri, Aug 22, 2014 | 121.79 | 121.85 | 121.57 | 121.74 | 1917 | NASDAQ | IEI | Thu, Aug 21, 2014 | 121.83 | 121.91 | 121.77 | 121.84 | 1916 | NASDAQ | IEI | Wed, Aug 20, 2014 | 122.02 | 122.02 | 121.73 | 121.77 | 1915 | NASDAQ | IEI | Tue, Aug 19, 2014 | 122.19 | 122.22 | 122.01 | 122.06 | 1914 | NASDAQ | IEI | Mon, Aug 18, 2014 | 122.13 | 122.15 | 122.06 | 122.08 | 1913 | NASDAQ | IEI | Fri, Aug 15, 2014 | 122.04 | 122.50 | 122.04 | 122.21 | 1912 | NASDAQ | IEI | Thu, Aug 14, 2014 | 122.13 | 122.19 | 122.03 | 122.08 | 1911 | NASDAQ | IEI | Wed, Aug 13, 2014 | 121.92 | 122.04 | 121.88 | 122.01 | 1910 | NASDAQ | IEI | Tue, Aug 12, 2014 | 121.82 | 121.83 | 121.74 | 121.78 | 1909 | NASDAQ | IEI | Mon, Aug 11, 2014 | 121.80 | 121.86 | 121.73 | 121.82 | 1908 | NASDAQ | IEI | Fri, Aug 8, 2014 | 122.00 | 122.12 | 121.77 | 121.80 | 1907 | NASDAQ | IEI | Thu, Aug 7, 2014 | 121.61 | 121.93 | 121.56 | 121.87 | 1906 | NASDAQ | IEI | Wed, Aug 6, 2014 | 121.70 | 121.71 | 121.60 | 121.63 | 1905 | NASDAQ | IEI | Tue, Aug 5, 2014 | 121.55 | 121.65 | 121.40 | 121.58 | 1904 | NASDAQ | IEI | Mon, Aug 4, 2014 | 121.59 | 121.67 | 121.56 | 121.60 | 1903 | NASDAQ | IEI | Fri, Aug 1, 2014 | 121.36 | 121.59 | 121.18 | 121.49 | 1902 | NASDAQ | IEI | Thu, Jul 31, 2014 | 120.92 | 121.19 | 120.91 | 121.11 | 1901 | NASDAQ | IEI | Wed, Jul 30, 2014 | 121.14 | 121.32 | 120.90 | 121.07 | 1900 | NASDAQ | IEI | Tue, Jul 29, 2014 | 121.44 | 121.50 | 121.34 | 121.45 | 1899 | NASDAQ | IEI | Mon, Jul 28, 2014 | 121.45 | 121.47 | 121.31 | 121.41 | 1898 | NASDAQ | IEI | Fri, Jul 25, 2014 | 121.42 | 121.51 | 121.38 | 121.48 | 1897 | NASDAQ | IEI | Thu, Jul 24, 2014 | 121.40 | 121.42 | 121.29 | 121.31 | 1896 | NASDAQ | IEI | Wed, Jul 23, 2014 | 121.66 | 121.69 | 121.60 | 121.63 | 1895 | NASDAQ | IEI | Tue, Jul 22, 2014 | 121.56 | 121.60 | 121.44 | 121.60 | 1894 | NASDAQ | IEI | Mon, Jul 21, 2014 | 121.49 | 121.62 | 121.43 | 121.46 | 1893 | NASDAQ | IEI | Fri, Jul 18, 2014 | 121.59 | 121.64 | 121.46 | 121.49 | 1892 | NASDAQ | IEI | Thu, Jul 17, 2014 | 121.52 | 121.73 | 121.42 | 121.69 | 1891 | NASDAQ | IEI | Wed, Jul 16, 2014 | 121.32 | 121.36 | 121.26 | 121.35 | 1890 | NASDAQ | IEI | Tue, Jul 15, 2014 | 121.41 | 121.61 | 121.29 | 121.37 | 1889 | NASDAQ | IEI | Mon, Jul 14, 2014 | 121.48 | 121.53 | 121.43 | 121.48 | 1888 | NASDAQ | IEI | Fri, Jul 11, 2014 | 121.61 | 121.70 | 121.57 | 121.64 | 1887 | NASDAQ | IEI | Thu, Jul 10, 2014 | 121.70 | 121.71 | 121.50 | 121.54 | 1886 | NASDAQ | IEI | Wed, Jul 9, 2014 | 121.20 | 121.45 | 121.08 | 121.37 | 1885 | NASDAQ | IEI | Tue, Jul 8, 2014 | 121.28 | 121.39 | 121.25 | 121.30 | 1884 | NASDAQ | IEI | Mon, Jul 7, 2014 | 121.07 | 121.13 | 121.01 | 121.11 | 1883 | NASDAQ | IEI | Thu, Jul 3, 2014 | 120.97 | 121.11 | 120.91 | 121.06 | 1882 | NASDAQ | IEI | Wed, Jul 2, 2014 | 121.33 | 121.35 | 121.19 | 121.22 | 1881 | NASDAQ | IEI | Tue, Jul 1, 2014 | 121.54 | 121.63 | 121.47 | 121.49 | 1880 | NASDAQ | IEI | Mon, Jun 30, 2014 | 121.76 | 121.83 | 121.70 | 121.80 | 1879 | NASDAQ | IEI | Fri, Jun 27, 2014 | 121.80 | 121.85 | 121.71 | 121.74 | 1878 | NASDAQ | IEI | Thu, Jun 26, 2014 | 121.63 | 121.76 | 121.57 | 121.67 | 1877 | NASDAQ | IEI | Wed, Jun 25, 2014 | 121.59 | 121.67 | 121.49 | 121.52 | 1876 | NASDAQ | IEI | Tue, Jun 24, 2014 | 121.38 | 121.42 | 121.18 | 121.38 | 1875 | NASDAQ | IEI | Mon, Jun 23, 2014 | 121.34 | 121.39 | 121.19 | 121.22 | 1874 | NASDAQ | IEI | Fri, Jun 20, 2014 | 121.14 | 121.28 | 121.11 | 121.25 | 1873 | NASDAQ | IEI | Thu, Jun 19, 2014 | 121.43 | 121.50 | 121.16 | 121.28 | 1872 | NASDAQ | IEI | Wed, Jun 18, 2014 | 121.10 | 121.31 | 120.87 | 121.29 | 1871 | NASDAQ | IEI | Tue, Jun 17, 2014 | 121.05 | 121.05 | 120.91 | 120.93 | 1870 | NASDAQ | IEI | Mon, Jun 16, 2014 | 121.25 | 121.30 | 121.19 | 121.25 | 1869 | NASDAQ | IEI | Fri, Jun 13, 2014 | 121.10 | 121.32 | 121.07 | 121.29 | 1868 | NASDAQ | IEI | Thu, Jun 12, 2014 | 121.25 | 121.50 | 121.20 | 121.47 | 1867 | NASDAQ | IEI | Wed, Jun 11, 2014 | 121.20 | 121.29 | 121.16 | 121.23 | 1866 | NASDAQ | IEI | Tue, Jun 10, 2014 | 121.20 | 121.20 | 121.06 | 121.13 | 1865 | NASDAQ | IEI | Mon, Jun 9, 2014 | 121.22 | 121.29 | 121.19 | 121.26 | 1864 | NASDAQ | IEI | Fri, Jun 6, 2014 | 121.59 | 121.65 | 121.37 | 121.42 | 1863 | NASDAQ | IEI | Thu, Jun 5, 2014 | 121.49 | 121.60 | 121.46 | 121.53 | 1862 | NASDAQ | IEI | Wed, Jun 4, 2014 | 121.53 | 121.53 | 121.36 | 121.44 | 1861 | NASDAQ | IEI | Tue, Jun 3, 2014 | 121.63 | 121.63 | 121.43 | 121.43 | 1860 | NASDAQ | IEI | Mon, Jun 2, 2014 | 121.86 | 121.92 | 121.66 | 121.69 | 1859 | NASDAQ | IEI | Fri, May 30, 2014 | 122.14 | 122.22 | 122.03 | 122.11 | 1858 | NASDAQ | IEI | Thu, May 29, 2014 | 122.36 | 122.51 | 122.20 | 122.22 | 1857 | NASDAQ | IEI | Wed, May 28, 2014 | 122.19 | 122.38 | 122.16 | 122.31 | 1856 | NASDAQ | IEI | Tue, May 27, 2014 | 121.98 | 122.04 | 121.85 | 122.03 | 1855 | NASDAQ | IEI | Fri, May 23, 2014 | 121.98 | 122.03 | 121.94 | 121.97 | 1854 | NASDAQ | IEI | Thu, May 22, 2014 | 121.89 | 121.94 | 121.82 | 121.86 | 1853 | NASDAQ | IEI | Wed, May 21, 2014 | 121.97 | 122.03 | 121.84 | 121.99 | 1852 | NASDAQ | IEI | Tue, May 20, 2014 | 121.94 | 122.13 | 121.88 | 122.07 | 1851 | NASDAQ | IEI | Mon, May 19, 2014 | 121.92 | 122.08 | 121.87 | 121.87 | 1850 | NASDAQ | IEI | Fri, May 16, 2014 | 121.89 | 121.96 | 121.82 | 121.85 | 1849 | NASDAQ | IEI | Thu, May 15, 2014 | 121.80 | 122.06 | 121.76 | 121.95 | 1848 | NASDAQ | IEI | Wed, May 14, 2014 | 121.58 | 121.91 | 121.58 | 121.77 | 1847 | NASDAQ | IEI | Tue, May 13, 2014 | 121.40 | 121.50 | 121.39 | 121.49 | 1846 | NASDAQ | IEI | Mon, May 12, 2014 | 121.26 | 121.34 | 121.21 | 121.28 | 1845 | NASDAQ | IEI | Fri, May 9, 2014 | 121.33 | 121.46 | 121.32 | 121.44 | 1844 | NASDAQ | IEI | Thu, May 8, 2014 | 121.27 | 121.45 | 121.25 | 121.43 | 1843 | NASDAQ | IEI | Wed, May 7, 2014 | 121.10 | 121.34 | 120.99 | 121.26 | 1842 | NASDAQ | IEI | Tue, May 6, 2014 | 121.10 | 121.13 | 121.05 | 121.12 | 1841 | NASDAQ | IEI | Mon, May 5, 2014 | 121.22 | 121.22 | 121.05 | 121.10 | 1840 | NASDAQ | IEI | Fri, May 2, 2014 | 120.84 | 121.25 | 120.81 | 121.13 | 1839 | NASDAQ | IEI | Thu, May 1, 2014 | 121.07 | 121.28 | 121.03 | 121.19 | 1838 | NASDAQ | IEI | Wed, Apr 30, 2014 | 121.06 | 121.19 | 120.94 | 121.18 | 1837 | NASDAQ | IEI | Tue, Apr 29, 2014 | 120.78 | 120.89 | 120.75 | 120.89 | 1836 | NASDAQ | IEI | Mon, Apr 28, 2014 | 120.85 | 121.00 | 120.73 | 120.82 | 1835 | NASDAQ | IEI | Fri, Apr 25, 2014 | 120.97 | 121.06 | 120.86 | 120.91 | 1834 | NASDAQ | IEI | Thu, Apr 24, 2014 | 120.72 | 120.91 | 120.71 | 120.79 | 1833 | NASDAQ | IEI | Wed, Apr 23, 2014 | 120.82 | 120.96 | 120.79 | 120.83 | 1832 | NASDAQ | IEI | Tue, Apr 22, 2014 | 120.66 | 120.72 | 120.61 | 120.66 | 1831 | NASDAQ | IEI | Mon, Apr 21, 2014 | 120.80 | 120.87 | 120.75 | 120.78 | 1830 | NASDAQ | IEI | Thu, Apr 17, 2014 | 120.97 | 121.03 | 120.66 | 120.67 | 1829 | NASDAQ | IEI | Wed, Apr 16, 2014 | 121.17 | 121.23 | 121.07 | 121.09 | 1828 | NASDAQ | IEI | Tue, Apr 15, 2014 | 121.20 | 121.42 | 121.14 | 121.29 | 1827 | NASDAQ | IEI | Mon, Apr 14, 2014 | 121.31 | 121.41 | 121.24 | 121.30 | 1826 | NASDAQ | IEI | Fri, Apr 11, 2014 | 121.48 | 121.53 | 121.39 | 121.45 | 1825 | NASDAQ | IEI | Thu, Apr 10, 2014 | 121.13 | 121.57 | 121.13 | 121.35 | 1824 | NASDAQ | IEI | Wed, Apr 9, 2014 | 120.75 | 121.13 | 120.70 | 121.13 | 1823 | NASDAQ | IEI | Tue, Apr 8, 2014 | 120.87 | 120.95 | 120.76 | 120.93 | 1822 | NASDAQ | IEI | Mon, Apr 7, 2014 | 120.81 | 120.95 | 120.81 | 120.82 | 1821 | NASDAQ | IEI | Fri, Apr 4, 2014 | 120.52 | 120.74 | 120.50 | 120.69 | 1820 | NASDAQ | IEI | Thu, Apr 3, 2014 | 120.20 | 120.33 | 120.20 | 120.22 | 1819 | NASDAQ | IEI | Wed, Apr 2, 2014 | 120.33 | 120.36 | 120.17 | 120.21 | 1818 | NASDAQ | IEI | Tue, Apr 1, 2014 | 120.53 | 120.58 | 120.47 | 120.53 | 1817 | NASDAQ | IEI | Mon, Mar 31, 2014 | 120.42 | 120.71 | 120.41 | 120.71 | 1816 | NASDAQ | IEI | Fri, Mar 28, 2014 | 120.77 | 120.77 | 120.58 | 120.59 | 1815 | NASDAQ | IEI | Thu, Mar 27, 2014 | 120.63 | 120.85 | 120.63 | 120.79 | 1814 | NASDAQ | IEI | Wed, Mar 26, 2014 | 120.61 | 120.88 | 120.61 | 120.85 | 1813 | NASDAQ | IEI | Tue, Mar 25, 2014 | 120.49 | 120.66 | 120.48 | 120.51 | 1812 | NASDAQ | IEI | Mon, Mar 24, 2014 | 120.38 | 120.60 | 120.37 | 120.55 | 1811 | NASDAQ | IEI | Fri, Mar 21, 2014 | 120.53 | 120.70 | 120.53 | 120.63 | 1810 | NASDAQ | IEI | Thu, Mar 20, 2014 | 120.63 | 120.64 | 120.49 | 120.64 | 1809 | NASDAQ | IEI | Wed, Mar 19, 2014 | 121.41 | 121.84 | 120.48 | 120.68 | 1808 | NASDAQ | IEI | Tue, Mar 18, 2014 | 121.37 | 121.49 | 121.33 | 121.48 | 1807 | NASDAQ | IEI | Mon, Mar 17, 2014 | 121.40 | 121.47 | 121.28 | 121.30 | 1806 | NASDAQ | IEI | Fri, Mar 14, 2014 | 121.67 | 121.68 | 121.45 | 121.55 | 1805 | NASDAQ | IEI | Thu, Mar 13, 2014 | 120.99 | 121.60 | 120.99 | 121.54 | 1804 | NASDAQ | IEI | Wed, Mar 12, 2014 | 121.21 | 121.30 | 121.14 | 121.20 | 1803 | NASDAQ | IEI | Tue, Mar 11, 2014 | 120.93 | 121.07 | 120.89 | 121.03 | 1802 | NASDAQ | IEI | Mon, Mar 10, 2014 | 120.92 | 121.01 | 120.86 | 120.96 | 1801 | NASDAQ | IEI | Fri, Mar 7, 2014 | 120.88 | 120.98 | 120.85 | 120.91 | 1800 | NASDAQ | IEI | Thu, Mar 6, 2014 | 121.18 | 121.30 | 121.18 | 121.23 | 1799 | NASDAQ | IEI | Wed, Mar 5, 2014 | 121.30 | 121.49 | 121.25 | 121.44 | 1798 | NASDAQ | IEI | Tue, Mar 4, 2014 | 121.60 | 121.61 | 121.38 | 121.40 | 1797 | NASDAQ | IEI | Mon, Mar 3, 2014 | 121.71 | 121.85 | 121.60 | 121.84 | 1796 | NASDAQ | IEI | Fri, Feb 28, 2014 | 121.62 | 121.70 | 121.46 | 121.64 | 1795 | NASDAQ | IEI | Thu, Feb 27, 2014 | 121.75 | 121.79 | 121.69 | 121.74 | 1794 | NASDAQ | IEI | Wed, Feb 26, 2014 | 121.49 | 121.70 | 121.48 | 121.70 | 1793 | NASDAQ | IEI | Tue, Feb 25, 2014 | 121.42 | 121.55 | 121.39 | 121.52 | 1792 | NASDAQ | IEI | Mon, Feb 24, 2014 | 121.35 | 121.38 | 121.21 | 121.32 | 1791 | NASDAQ | IEI | Fri, Feb 21, 2014 | 121.26 | 121.42 | 121.23 | 121.37 | 1790 | NASDAQ | IEI | Thu, Feb 20, 2014 | 121.31 | 121.41 | 121.21 | 121.34 | 1789 | NASDAQ | IEI | Wed, Feb 19, 2014 | 121.77 | 121.77 | 121.43 | 121.48 | 1788 | NASDAQ | IEI | Tue, Feb 18, 2014 | 121.53 | 121.66 | 121.49 | 121.62 | 1787 | NASDAQ | IEI | Fri, Feb 14, 2014 | 121.46 | 121.46 | 121.32 | 121.41 | 1786 | NASDAQ | IEI | Thu, Feb 13, 2014 | 121.38 | 121.49 | 121.38 | 121.44 | 1785 | NASDAQ | IEI | Wed, Feb 12, 2014 | 121.19 | 121.19 | 121.06 | 121.13 | 1784 | NASDAQ | IEI | Tue, Feb 11, 2014 | 121.34 | 121.39 | 121.28 | 121.30 | 1783 | NASDAQ | IEI | Mon, Feb 10, 2014 | 121.58 | 121.67 | 121.54 | 121.58 | 1782 | NASDAQ | IEI | Fri, Feb 7, 2014 | 121.51 | 121.69 | 121.46 | 121.61 | 1781 | NASDAQ | IEI | Thu, Feb 6, 2014 | 121.35 | 121.38 | 121.29 | 121.36 | 1780 | NASDAQ | IEI | Wed, Feb 5, 2014 | 121.59 | 121.65 | 121.47 | 121.48 | 1779 | NASDAQ | IEI | Tue, Feb 4, 2014 | 121.59 | 121.70 | 121.57 | 121.68 | 1778 | NASDAQ | IEI | Mon, Feb 3, 2014 | 121.36 | 121.82 | 121.34 | 121.82 | 1777 | NASDAQ | IEI | Fri, Jan 31, 2014 | 121.50 | 121.57 | 121.39 | 121.57 | 1776 | NASDAQ | IEI | Thu, Jan 30, 2014 | 121.20 | 121.34 | 121.14 | 121.30 | 1775 | NASDAQ | IEI | Wed, Jan 29, 2014 | 121.34 | 121.46 | 121.16 | 121.35 | 1774 | NASDAQ | IEI | Tue, Jan 28, 2014 | 121.02 | 121.11 | 120.92 | 121.10 | 1773 | NASDAQ | IEI | Mon, Jan 27, 2014 | 120.99 | 121.15 | 120.92 | 120.94 | 1772 | NASDAQ | IEI | Fri, Jan 24, 2014 | 121.11 | 121.22 | 120.97 | 121.08 | 1771 | NASDAQ | IEI | Thu, Jan 23, 2014 | 120.63 | 120.98 | 120.63 | 120.84 | 1770 | NASDAQ | IEI | Wed, Jan 22, 2014 | 120.41 | 120.46 | 120.31 | 120.37 | 1769 | NASDAQ | IEI | Tue, Jan 21, 2014 | 120.57 | 120.68 | 120.57 | 120.57 | 1768 | NASDAQ | IEI | Fri, Jan 17, 2014 | 120.64 | 120.72 | 120.56 | 120.72 | 1767 | NASDAQ | IEI | Thu, Jan 16, 2014 | 120.60 | 120.65 | 120.55 | 120.59 | 1766 | NASDAQ | IEI | Wed, Jan 15, 2014 | 120.32 | 120.46 | 120.30 | 120.43 | 1765 | NASDAQ | IEI | Tue, Jan 14, 2014 | 120.75 | 120.76 | 120.52 | 120.54 | 1764 | NASDAQ | IEI | Mon, Jan 13, 2014 | 120.76 | 120.89 | 120.75 | 120.86 | 1763 | NASDAQ | IEI | Fri, Jan 10, 2014 | 120.46 | 120.71 | 120.44 | 120.65 | 1762 | NASDAQ | IEI | Thu, Jan 9, 2014 | 120.00 | 120.06 | 119.86 | 120.05 | 1761 | NASDAQ | IEI | Wed, Jan 8, 2014 | 120.14 | 120.14 | 119.89 | 119.90 | 1760 | NASDAQ | IEI | Tue, Jan 7, 2014 | 120.30 | 120.39 | 120.26 | 120.35 | 1759 | NASDAQ | IEI | Mon, Jan 6, 2014 | 120.20 | 120.34 | 120.14 | 120.25 | 1758 | NASDAQ | IEI | Fri, Jan 3, 2014 | 120.08 | 120.27 | 120.04 | 120.06 | 1757 | NASDAQ | IEI | Thu, Jan 2, 2014 | 120.03 | 120.17 | 120.01 | 120.15 | 1756 | NASDAQ | IEI | Tue, Dec 31, 2013 | 120.09 | 120.16 | 119.88 | 120.03 | 1755 | NASDAQ | IEI | Mon, Dec 30, 2013 | 120.09 | 120.23 | 120.07 | 120.17 | 1754 | NASDAQ | IEI | Fri, Dec 27, 2013 | 119.98 | 120.08 | 119.96 | 120.00 | 1753 | NASDAQ | IEI | Thu, Dec 26, 2013 | 120.01 | 120.03 | 119.93 | 120.01 | 1752 | NASDAQ | IEI | Tue, Dec 24, 2013 | 120.18 | 120.23 | 120.06 | 120.09 | 1751 | NASDAQ | IEI | Mon, Dec 23, 2013 | 120.43 | 120.47 | 120.31 | 120.33 | 1750 | NASDAQ | IEI | Fri, Dec 20, 2013 | 120.52 | 120.62 | 120.42 | 120.45 | 1749 | NASDAQ | IEI | Thu, Dec 19, 2013 | 120.50 | 120.61 | 120.44 | 120.57 | 1748 | NASDAQ | IEI | Wed, Dec 18, 2013 | 120.93 | 121.24 | 120.31 | 120.91 | 1747 | NASDAQ | IEI | Tue, Dec 17, 2013 | 120.95 | 121.13 | 120.95 | 121.11 | 1746 | NASDAQ | IEI | Mon, Dec 16, 2013 | 121.03 | 121.03 | 120.83 | 120.92 | 1745 | NASDAQ | IEI | Fri, Dec 13, 2013 | 120.94 | 120.94 | 120.84 | 120.87 | 1744 | NASDAQ | IEI | Thu, Dec 12, 2013 | 120.92 | 120.97 | 120.84 | 120.89 | 1743 | NASDAQ | IEI | Wed, Dec 11, 2013 | 121.18 | 121.29 | 121.08 | 121.12 | 1742 | NASDAQ | IEI | Tue, Dec 10, 2013 | 121.22 | 121.33 | 121.19 | 121.29 | 1741 | NASDAQ | IEI | Mon, Dec 9, 2013 | 121.12 | 121.17 | 121.01 | 121.08 | 1740 | NASDAQ | IEI | Fri, Dec 6, 2013 | 120.94 | 121.20 | 120.94 | 121.06 | 1739 | NASDAQ | IEI | Thu, Dec 5, 2013 | 121.12 | 121.21 | 121.03 | 121.12 | 1738 | NASDAQ | IEI | Wed, Dec 4, 2013 | 121.17 | 121.31 | 121.17 | 121.28 | 1737 | NASDAQ | IEI | Tue, Dec 3, 2013 | 121.53 | 121.58 | 121.45 | 121.50 | 1736 | NASDAQ | IEI | Mon, Dec 2, 2013 | 121.53 | 121.54 | 121.30 | 121.39 | 1735 | NASDAQ | IEI | Fri, Nov 29, 2013 | 121.67 | 121.75 | 121.63 | 121.75 | 1734 | NASDAQ | IEI | Wed, Nov 27, 2013 | 121.81 | 121.85 | 121.58 | 121.75 | 1733 | NASDAQ | IEI | Tue, Nov 26, 2013 | 121.67 | 121.88 | 121.67 | 121.83 | 1732 | NASDAQ | IEI | Mon, Nov 25, 2013 | 121.66 | 121.75 | 121.61 | 121.73 | 1731 | NASDAQ | IEI | Fri, Nov 22, 2013 | 121.57 | 121.67 | 121.51 | 121.66 | 1730 | NASDAQ | IEI | Thu, Nov 21, 2013 | 121.37 | 121.65 | 121.29 | 121.57 | 1729 | NASDAQ | IEI | Wed, Nov 20, 2013 | 121.67 | 121.84 | 121.50 | 121.53 | 1728 | NASDAQ | IEI | Tue, Nov 19, 2013 | 121.66 | 121.73 | 121.58 | 121.64 | 1727 | NASDAQ | IEI | Mon, Nov 18, 2013 | 121.66 | 121.85 | 121.66 | 121.84 | 1726 | NASDAQ | IEI | Fri, Nov 15, 2013 | 121.72 | 121.72 | 121.59 | 121.67 | 1725 | NASDAQ | IEI | Thu, Nov 14, 2013 | 121.45 | 121.72 | 121.45 | 121.70 | 1724 | NASDAQ | IEI | Wed, Nov 13, 2013 | 121.30 | 121.39 | 121.23 | 121.35 | 1723 | NASDAQ | IEI | Tue, Nov 12, 2013 | 121.10 | 121.17 | 121.02 | 121.06 | 1722 | NASDAQ | IEI | Mon, Nov 11, 2013 | 121.20 | 121.27 | 121.16 | 121.17 | 1721 | NASDAQ | IEI | Fri, Nov 8, 2013 | 121.23 | 121.32 | 121.16 | 121.20 | 1720 | NASDAQ | IEI | Thu, Nov 7, 2013 | 121.74 | 121.83 | 121.70 | 121.77 | 1719 | NASDAQ | IEI | Wed, Nov 6, 2013 | 121.61 | 121.72 | 121.57 | 121.65 | 1718 | NASDAQ | IEI | Tue, Nov 5, 2013 | 121.41 | 121.46 | 121.29 | 121.39 | 1717 | NASDAQ | IEI | Mon, Nov 4, 2013 | 121.52 | 121.61 | 121.52 | 121.56 | 1716 | NASDAQ | IEI | Fri, Nov 1, 2013 | 121.61 | 121.63 | 121.40 | 121.42 | 1715 | NASDAQ | IEI | Thu, Oct 31, 2013 | 122.02 | 122.02 | 121.67 | 121.84 | 1714 | NASDAQ | IEI | Wed, Oct 30, 2013 | 122.04 | 122.16 | 121.79 | 121.84 | 1713 | NASDAQ | IEI | Tue, Oct 29, 2013 | 121.89 | 121.98 | 121.84 | 121.97 | 1712 | NASDAQ | IEI | Mon, Oct 28, 2013 | 121.87 | 121.92 | 121.82 | 121.88 | 1711 | NASDAQ | IEI | Fri, Oct 25, 2013 | 121.80 | 121.94 | 121.80 | 121.91 | 1710 | NASDAQ | IEI | Thu, Oct 24, 2013 | 121.92 | 121.92 | 121.74 | 121.81 | 1709 | NASDAQ | IEI | Wed, Oct 23, 2013 | 121.85 | 122.00 | 121.84 | 121.88 | 1708 | NASDAQ | IEI | Tue, Oct 22, 2013 | 121.74 | 121.87 | 121.74 | 121.83 | 1707 | NASDAQ | IEI | Mon, Oct 21, 2013 | 121.52 | 121.52 | 121.40 | 121.49 | 1706 | NASDAQ | IEI | Fri, Oct 18, 2013 | 121.61 | 121.62 | 121.52 | 121.55 | 1705 | NASDAQ | IEI | Thu, Oct 17, 2013 | 121.47 | 121.64 | 121.46 | 121.53 | 1704 | NASDAQ | IEI | Wed, Oct 16, 2013 | 120.89 | 121.25 | 120.80 | 121.25 | 1703 | NASDAQ | IEI | Tue, Oct 15, 2013 | 121.04 | 121.07 | 120.91 | 120.95 | 1702 | NASDAQ | IEI | Mon, Oct 14, 2013 | 121.09 | 121.09 | 120.81 | 120.85 | 1701 | NASDAQ | IEI | Fri, Oct 11, 2013 | 121.14 | 121.23 | 121.06 | 121.08 | 1700 | NASDAQ | IEI | Thu, Oct 10, 2013 | 120.89 | 120.99 | 120.81 | 120.98 | 1699 | NASDAQ | IEI | Wed, Oct 9, 2013 | 121.09 | 121.12 | 120.93 | 120.99 | 1698 | NASDAQ | IEI | Tue, Oct 8, 2013 | 121.05 | 121.14 | 120.98 | 121.01 | 1697 | NASDAQ | IEI | Mon, Oct 7, 2013 | 121.30 | 121.33 | 121.11 | 121.16 | 1696 | NASDAQ | IEI | Fri, Oct 4, 2013 | 121.20 | 121.24 | 121.09 | 121.12 | 1695 | NASDAQ | IEI | Thu, Oct 3, 2013 | 121.18 | 121.47 | 121.13 | 121.33 | 1694 | NASDAQ | IEI | Wed, Oct 2, 2013 | 121.16 | 121.32 | 121.15 | 121.23 | 1693 | NASDAQ | IEI | Tue, Oct 1, 2013 | 121.17 | 121.19 | 121.00 | 121.04 | 1692 | NASDAQ | IEI | Mon, Sep 30, 2013 | 121.28 | 121.35 | 121.13 | 121.33 | 1691 | NASDAQ | IEI | Fri, Sep 27, 2013 | 121.14 | 121.34 | 121.14 | 121.25 | 1690 | NASDAQ | IEI | Thu, Sep 26, 2013 | 121.05 | 121.10 | 120.98 | 121.09 | 1689 | NASDAQ | IEI | Wed, Sep 25, 2013 | 121.00 | 121.22 | 120.96 | 121.20 | 1688 | NASDAQ | IEI | Tue, Sep 24, 2013 | 120.88 | 121.06 | 120.86 | 121.02 | 1687 | NASDAQ | IEI | Mon, Sep 23, 2013 | 120.74 | 120.88 | 120.71 | 120.86 | 1686 | NASDAQ | IEI | Fri, Sep 20, 2013 | 120.66 | 120.79 | 120.57 | 120.67 | 1685 | NASDAQ | IEI | Thu, Sep 19, 2013 | 120.84 | 120.88 | 120.65 | 120.68 | 1684 | NASDAQ | IEI | Wed, Sep 18, 2013 | 119.91 | 121.03 | 119.78 | 120.88 | 1683 | NASDAQ | IEI | Tue, Sep 17, 2013 | 120.05 | 120.07 | 119.91 | 120.03 | 1682 | NASDAQ | IEI | Mon, Sep 16, 2013 | 120.27 | 120.29 | 119.86 | 119.90 | 1681 | NASDAQ | IEI | Fri, Sep 13, 2013 | 119.49 | 119.62 | 119.46 | 119.59 | 1680 | NASDAQ | IEI | Thu, Sep 12, 2013 | 119.64 | 119.74 | 119.48 | 119.50 | 1679 | NASDAQ | IEI | Wed, Sep 11, 2013 | 119.39 | 119.54 | 119.22 | 119.52 | 1678 | NASDAQ | IEI | Tue, Sep 10, 2013 | 119.21 | 119.33 | 119.15 | 119.18 | 1677 | NASDAQ | IEI | Mon, Sep 9, 2013 | 119.53 | 119.55 | 119.43 | 119.46 | 1676 | NASDAQ | IEI | Fri, Sep 6, 2013 | 119.29 | 119.53 | 119.13 | 119.24 | 1675 | NASDAQ | IEI | Thu, Sep 5, 2013 | 119.00 | 119.07 | 118.77 | 118.78 | 1674 | NASDAQ | IEI | Wed, Sep 4, 2013 | 119.60 | 119.67 | 119.27 | 119.31 | 1673 | NASDAQ | IEI | Tue, Sep 3, 2013 | 119.57 | 119.69 | 119.31 | 119.63 | 1672 | NASDAQ | IEI | Fri, Aug 30, 2013 | 120.09 | 120.14 | 119.92 | 119.96 | 1671 | NASDAQ | IEI | Thu, Aug 29, 2013 | 119.81 | 120.14 | 119.81 | 120.09 | 1670 | NASDAQ | IEI | Wed, Aug 28, 2013 | 120.10 | 120.14 | 119.94 | 120.03 | 1669 | NASDAQ | IEI | Tue, Aug 27, 2013 | 120.16 | 120.34 | 120.08 | 120.27 | 1668 | NASDAQ | IEI | Mon, Aug 26, 2013 | 120.00 | 120.00 | 119.87 | 119.98 | 1667 | NASDAQ | IEI | Fri, Aug 23, 2013 | 119.40 | 119.88 | 119.33 | 119.77 | 1666 | NASDAQ | IEI | Thu, Aug 22, 2013 | 119.63 | 119.72 | 119.41 | 119.52 | 1665 | NASDAQ | IEI | Wed, Aug 21, 2013 | 120.03 | 120.11 | 119.70 | 119.73 | 1664 | NASDAQ | IEI | Tue, Aug 20, 2013 | 120.09 | 120.18 | 120.06 | 120.16 | 1663 | NASDAQ | IEI | Mon, Aug 19, 2013 | 119.95 | 119.95 | 119.76 | 119.87 | 1662 | NASDAQ | IEI | Fri, Aug 16, 2013 | 120.26 | 120.26 | 119.88 | 120.05 | 1661 | NASDAQ | IEI | Thu, Aug 15, 2013 | 120.18 | 120.37 | 120.05 | 120.27 | 1660 | NASDAQ | IEI | Wed, Aug 14, 2013 | 120.47 | 120.57 | 120.47 | 120.52 | 1659 | NASDAQ | IEI | Tue, Aug 13, 2013 | 120.66 | 120.66 | 120.42 | 120.50 | 1658 | NASDAQ | IEI | Mon, Aug 12, 2013 | 121.13 | 121.15 | 120.96 | 121.00 | 1657 | NASDAQ | IEI | Fri, Aug 9, 2013 | 121.01 | 121.10 | 120.99 | 121.09 | 1656 | NASDAQ | IEI | Thu, Aug 8, 2013 | 121.03 | 121.10 | 120.91 | 121.02 | 1655 | NASDAQ | IEI | Wed, Aug 7, 2013 | 120.93 | 121.05 | 120.88 | 120.97 | 1654 | NASDAQ | IEI | Tue, Aug 6, 2013 | 120.82 | 120.90 | 120.78 | 120.85 | 1653 | NASDAQ | IEI | Mon, Aug 5, 2013 | 120.87 | 120.91 | 120.76 | 120.87 | 1652 | NASDAQ | IEI | Fri, Aug 2, 2013 | 120.73 | 121.03 | 120.72 | 121.01 | 1651 | NASDAQ | IEI | Thu, Aug 1, 2013 | 120.68 | 120.69 | 120.28 | 120.37 | 1650 | NASDAQ | IEI | Wed, Jul 31, 2013 | 120.59 | 121.04 | 120.54 | 120.98 | 1649 | NASDAQ | IEI | Tue, Jul 30, 2013 | 121.02 | 121.07 | 120.91 | 120.97 | 1648 | NASDAQ | IEI | Mon, Jul 29, 2013 | 121.01 | 121.03 | 120.91 | 121.01 | 1647 | NASDAQ | IEI | Fri, Jul 26, 2013 | 121.07 | 121.09 | 120.97 | 121.05 | 1646 | NASDAQ | IEI | Thu, Jul 25, 2013 | 120.66 | 121.02 | 120.65 | 120.99 | 1645 | NASDAQ | IEI | Wed, Jul 24, 2013 | 120.90 | 120.95 | 120.68 | 120.86 | 1644 | NASDAQ | IEI | Tue, Jul 23, 2013 | 121.10 | 121.20 | 121.05 | 121.19 | 1643 | NASDAQ | IEI | Mon, Jul 22, 2013 | 121.18 | 121.27 | 121.18 | 121.26 | 1642 | NASDAQ | IEI | Fri, Jul 19, 2013 | 121.10 | 121.25 | 121.09 | 121.23 | 1641 | NASDAQ | IEI | Thu, Jul 18, 2013 | 121.18 | 121.20 | 120.97 | 120.99 | 1640 | NASDAQ | IEI | Wed, Jul 17, 2013 | 121.24 | 121.30 | 121.10 | 121.18 | 1639 | NASDAQ | IEI | Tue, Jul 16, 2013 | 120.86 | 120.93 | 120.79 | 120.86 | 1638 | NASDAQ | IEI | Mon, Jul 15, 2013 | 120.69 | 120.84 | 120.69 | 120.83 | 1637 | NASDAQ | IEI | Fri, Jul 12, 2013 | 120.96 | 121.00 | 120.55 | 120.65 | 1636 | NASDAQ | IEI | Thu, Jul 11, 2013 | 120.59 | 120.76 | 120.51 | 120.74 | 1635 | NASDAQ | IEI | Wed, Jul 10, 2013 | 120.23 | 120.36 | 120.06 | 120.08 | 1634 | NASDAQ | IEI | Tue, Jul 9, 2013 | 120.25 | 120.31 | 120.18 | 120.24 | 1633 | NASDAQ | IEI | Mon, Jul 8, 2013 | 119.91 | 120.18 | 119.91 | 120.16 | 1632 | NASDAQ | IEI | Fri, Jul 5, 2013 | 119.93 | 119.94 | 119.67 | 119.69 | 1631 | NASDAQ | IEI | Wed, Jul 3, 2013 | 120.80 | 120.91 | 120.64 | 120.65 | 1630 | NASDAQ | IEI | Tue, Jul 2, 2013 | 120.74 | 120.85 | 120.70 | 120.80 | 1629 | NASDAQ | IEI | Mon, Jul 1, 2013 | 120.61 | 120.82 | 120.58 | 120.78 | 1628 | NASDAQ | IEI | Fri, Jun 28, 2013 | 120.56 | 120.80 | 120.48 | 120.74 | 1627 | NASDAQ | IEI | Thu, Jun 27, 2013 | 120.67 | 120.83 | 120.58 | 120.80 | 1626 | NASDAQ | IEI | Wed, Jun 26, 2013 | 120.56 | 120.60 | 120.28 | 120.45 | 1625 | NASDAQ | IEI | Tue, Jun 25, 2013 | 120.43 | 120.49 | 120.15 | 120.21 | 1624 | NASDAQ | IEI | Mon, Jun 24, 2013 | 119.86 | 120.51 | 119.86 | 120.22 | 1623 | NASDAQ | IEI | Fri, Jun 21, 2013 | 120.93 | 120.99 | 120.40 | 120.40 | 1622 | NASDAQ | IEI | Thu, Jun 20, 2013 | 121.14 | 121.23 | 120.50 | 121.10 | 1621 | NASDAQ | IEI | Wed, Jun 19, 2013 | 122.30 | 122.35 | 121.23 | 121.28 | 1620 | NASDAQ | IEI | Tue, Jun 18, 2013 | 122.15 | 122.34 | 122.13 | 122.28 | 1619 | NASDAQ | IEI | Mon, Jun 17, 2013 | 122.50 | 122.51 | 122.27 | 122.34 | 1618 | NASDAQ | IEI | Fri, Jun 14, 2013 | 122.44 | 122.53 | 122.36 | 122.37 | 1617 | NASDAQ | IEI | Thu, Jun 13, 2013 | 121.89 | 122.24 | 121.88 | 122.21 | 1616 | NASDAQ | IEI | Wed, Jun 12, 2013 | 121.87 | 122.06 | 121.77 | 121.79 | 1615 | NASDAQ | IEI | Tue, Jun 11, 2013 | 121.70 | 122.02 | 121.63 | 122.02 | 1614 | NASDAQ | IEI | Mon, Jun 10, 2013 | 121.95 | 121.99 | 121.80 | 121.93 | 1613 | NASDAQ | IEI | Fri, Jun 7, 2013 | 122.29 | 122.43 | 122.04 | 122.08 | 1612 | NASDAQ | IEI | Thu, Jun 6, 2013 | 122.40 | 122.82 | 122.31 | 122.46 | 1611 | NASDAQ | IEI | Wed, Jun 5, 2013 | 122.34 | 122.50 | 122.33 | 122.42 | 1610 | NASDAQ | IEI | Tue, Jun 4, 2013 | 122.25 | 122.36 | 122.20 | 122.24 | 1609 | NASDAQ | IEI | Mon, Jun 3, 2013 | 122.19 | 122.75 | 122.19 | 122.37 | 1608 | NASDAQ | IEI | Fri, May 31, 2013 | 122.60 | 122.61 | 122.12 | 122.39 | 1607 | NASDAQ | IEI | Thu, May 30, 2013 | 122.51 | 122.59 | 122.44 | 122.52 | 1606 | NASDAQ | IEI | Wed, May 29, 2013 | 122.37 | 122.52 | 122.26 | 122.52 | 1605 | NASDAQ | IEI | Tue, May 28, 2013 | 122.85 | 122.86 | 122.33 | 122.38 | 1604 | NASDAQ | IEI | Fri, May 24, 2013 | 123.01 | 123.11 | 122.96 | 123.01 | 1603 | NASDAQ | IEI | Thu, May 23, 2013 | 123.15 | 123.15 | 122.91 | 123.01 | 1602 | NASDAQ | IEI | Wed, May 22, 2013 | 123.41 | 123.54 | 122.95 | 122.97 | 1601 | NASDAQ | IEI | Tue, May 21, 2013 | 123.24 | 123.38 | 123.14 | 123.38 | 1600 | NASDAQ | IEI | Mon, May 20, 2013 | 123.35 | 123.38 | 123.19 | 123.27 | 1599 | NASDAQ | IEI | Fri, May 17, 2013 | 123.44 | 123.47 | 123.25 | 123.30 | 1598 | NASDAQ | IEI | Thu, May 16, 2013 | 123.43 | 123.60 | 123.43 | 123.53 | 1597 | NASDAQ | IEI | Wed, May 15, 2013 | 123.32 | 123.34 | 123.17 | 123.28 | 1596 | NASDAQ | IEI | Tue, May 14, 2013 | 123.38 | 123.42 | 123.15 | 123.17 | 1595 | NASDAQ | IEI | Mon, May 13, 2013 | 123.33 | 123.35 | 123.29 | 123.32 | 1594 | NASDAQ | IEI | Fri, May 10, 2013 | 123.61 | 123.61 | 123.32 | 123.41 | 1593 | NASDAQ | IEI | Thu, May 9, 2013 | 123.75 | 123.81 | 123.70 | 123.71 | 1592 | NASDAQ | IEI | Wed, May 8, 2013 | 123.71 | 123.78 | 123.70 | 123.73 | 1591 | NASDAQ | IEI | Tue, May 7, 2013 | 123.67 | 123.71 | 123.66 | 123.70 | 1590 | NASDAQ | IEI | Mon, May 6, 2013 | 123.82 | 123.82 | 123.68 | 123.74 | 1589 | NASDAQ | IEI | Fri, May 3, 2013 | 123.97 | 123.98 | 123.76 | 123.78 | 1588 | NASDAQ | IEI | Thu, May 2, 2013 | 124.21 | 124.25 | 124.19 | 124.23 | 1587 | NASDAQ | IEI | Wed, May 1, 2013 | 124.17 | 124.27 | 124.15 | 124.19 | 1586 | NASDAQ | IEI | Tue, Apr 30, 2013 | 124.19 | 124.26 | 124.10 | 124.12 | 1585 | NASDAQ | IEI | Mon, Apr 29, 2013 | 124.14 | 124.14 | 124.08 | 124.12 | 1584 | NASDAQ | IEI | Fri, Apr 26, 2013 | 124.06 | 124.10 | 124.01 | 124.07 | 1583 | NASDAQ | IEI | Thu, Apr 25, 2013 | 123.88 | 123.93 | 123.84 | 123.91 | 1582 | NASDAQ | IEI | Wed, Apr 24, 2013 | 123.89 | 123.97 | 123.89 | 123.93 | 1581 | NASDAQ | IEI | Tue, Apr 23, 2013 | 123.98 | 124.03 | 123.88 | 123.91 | 1580 | NASDAQ | IEI | Mon, Apr 22, 2013 | 123.90 | 123.98 | 123.89 | 123.94 | 1579 | NASDAQ | IEI | Fri, Apr 19, 2013 | 123.87 | 123.89 | 123.83 | 123.86 | 1578 | NASDAQ | IEI | Thu, Apr 18, 2013 | 123.93 | 123.98 | 123.89 | 123.91 | 1577 | NASDAQ | IEI | Wed, Apr 17, 2013 | 123.85 | 124.00 | 123.85 | 123.93 | 1576 | NASDAQ | IEI | Tue, Apr 16, 2013 | 123.88 | 123.91 | 123.84 | 123.87 | 1575 | NASDAQ | IEI | Mon, Apr 15, 2013 | 123.92 | 124.00 | 123.87 | 123.99 | 1574 | NASDAQ | IEI | Fri, Apr 12, 2013 | 123.87 | 123.93 | 123.83 | 123.91 | 1573 | NASDAQ | IEI | Thu, Apr 11, 2013 | 123.67 | 123.76 | 123.66 | 123.70 | 1572 | NASDAQ | IEI | Wed, Apr 10, 2013 | 123.74 | 123.75 | 123.62 | 123.63 | 1571 | NASDAQ | IEI | Tue, Apr 9, 2013 | 123.90 | 123.92 | 123.82 | 123.86 | 1570 | NASDAQ | IEI | Mon, Apr 8, 2013 | 123.91 | 123.95 | 123.79 | 123.79 | 1569 | NASDAQ | IEI | Fri, Apr 5, 2013 | 123.97 | 124.04 | 123.92 | 123.92 | 1568 | NASDAQ | IEI | Thu, Apr 4, 2013 | 123.76 | 123.89 | 123.75 | 123.87 | 1567 | NASDAQ | IEI | Wed, Apr 3, 2013 | 123.53 | 123.74 | 123.53 | 123.70 | 1566 | NASDAQ | IEI | Tue, Apr 2, 2013 | 123.43 | 123.46 | 123.41 | 123.45 | 1565 | NASDAQ | IEI | Mon, Apr 1, 2013 | 123.46 | 123.57 | 123.45 | 123.51 | 1564 | NASDAQ | IEI | Thu, Mar 28, 2013 | 123.54 | 123.59 | 123.49 | 123.49 | 1563 | NASDAQ | IEI | Wed, Mar 27, 2013 | 123.57 | 123.64 | 123.53 | 123.58 | 1562 | NASDAQ | IEI | Tue, Mar 26, 2013 | 123.20 | 123.38 | 123.18 | 123.38 | 1561 | NASDAQ | IEI | Mon, Mar 25, 2013 | 123.21 | 123.36 | 123.18 | 123.29 | 1560 | NASDAQ | IEI | Fri, Mar 22, 2013 | 123.30 | 123.30 | 123.18 | 123.26 | 1559 | NASDAQ | IEI | Thu, Mar 21, 2013 | 123.30 | 123.30 | 123.21 | 123.26 | 1558 | NASDAQ | IEI | Wed, Mar 20, 2013 | 123.20 | 123.27 | 123.16 | 123.18 | 1557 | NASDAQ | IEI | Tue, Mar 19, 2013 | 123.26 | 123.40 | 123.25 | 123.33 | 1556 | NASDAQ | IEI | Mon, Mar 18, 2013 | 123.20 | 123.21 | 123.12 | 123.19 | 1555 | NASDAQ | IEI | Fri, Mar 15, 2013 | 122.83 | 123.07 | 122.83 | 123.04 | 1554 | NASDAQ | IEI | Thu, Mar 14, 2013 | 122.67 | 122.84 | 122.65 | 122.81 | 1553 | NASDAQ | IEI | Wed, Mar 13, 2013 | 122.73 | 122.82 | 122.70 | 122.78 | 1552 | NASDAQ | IEI | Tue, Mar 12, 2013 | 122.75 | 122.84 | 122.75 | 122.82 | 1551 | NASDAQ | IEI | Mon, Mar 11, 2013 | 122.72 | 122.74 | 122.66 | 122.69 | 1550 | NASDAQ | IEI | Fri, Mar 8, 2013 | 122.59 | 122.73 | 122.59 | 122.67 | 1549 | NASDAQ | IEI | Thu, Mar 7, 2013 | 123.03 | 123.03 | 122.89 | 122.90 | 1548 | NASDAQ | IEI | Wed, Mar 6, 2013 | 123.16 | 123.22 | 123.13 | 123.14 | 1547 | NASDAQ | IEI | Tue, Mar 5, 2013 | 123.34 | 123.34 | 123.25 | 123.31 | 1546 | NASDAQ | IEI | Mon, Mar 4, 2013 | 123.45 | 123.45 | 123.37 | 123.40 | 1545 | NASDAQ | IEI | Fri, Mar 1, 2013 | 123.42 | 123.49 | 123.40 | 123.46 | 1544 | NASDAQ | IEI | Thu, Feb 28, 2013 | 123.40 | 123.42 | 123.34 | 123.42 | 1543 | NASDAQ | IEI | Wed, Feb 27, 2013 | 123.47 | 123.47 | 123.32 | 123.35 | 1542 | NASDAQ | IEI | Tue, Feb 26, 2013 | 123.32 | 123.44 | 123.28 | 123.34 | 1541 | NASDAQ | IEI | Mon, Feb 25, 2013 | 122.88 | 123.38 | 122.88 | 123.38 | 1540 | NASDAQ | IEI | Fri, Feb 22, 2013 | 122.97 | 123.01 | 122.94 | 122.99 | 1539 | NASDAQ | IEI | Thu, Feb 21, 2013 | 122.96 | 123.01 | 122.91 | 122.93 | 1538 | NASDAQ | IEI | Wed, Feb 20, 2013 | 122.67 | 122.83 | 122.66 | 122.80 | 1537 | NASDAQ | IEI | Tue, Feb 19, 2013 | 122.81 | 122.83 | 122.66 | 122.68 | 1536 | NASDAQ | IEI | Fri, Feb 15, 2013 | 122.77 | 122.79 | 122.66 | 122.76 | 1535 | NASDAQ | IEI | Thu, Feb 14, 2013 | 122.72 | 122.83 | 122.64 | 122.83 | 1534 | NASDAQ | IEI | Wed, Feb 13, 2013 | 122.57 | 122.67 | 122.54 | 122.58 | 1533 | NASDAQ | IEI | Tue, Feb 12, 2013 | 122.75 | 122.83 | 122.74 | 122.78 | 1532 | NASDAQ | IEI | Mon, Feb 11, 2013 | 122.87 | 122.93 | 122.86 | 122.87 | 1531 | NASDAQ | IEI | Fri, Feb 8, 2013 | 122.91 | 122.97 | 122.78 | 122.93 | 1530 | NASDAQ | IEI | Thu, Feb 7, 2013 | 122.90 | 123.04 | 122.88 | 122.92 | 1529 | NASDAQ | IEI | Wed, Feb 6, 2013 | 122.83 | 122.92 | 122.81 | 122.88 | 1528 | NASDAQ | IEI | Tue, Feb 5, 2013 | 122.71 | 122.74 | 122.66 | 122.72 | 1527 | NASDAQ | IEI | Mon, Feb 4, 2013 | 122.74 | 122.93 | 122.74 | 122.86 | 1526 | NASDAQ | IEI | Fri, Feb 1, 2013 | 122.95 | 122.99 | 122.56 | 122.56 | 1525 | NASDAQ | IEI | Thu, Jan 31, 2013 | 122.79 | 122.79 | 122.67 | 122.74 | 1524 | NASDAQ | IEI | Wed, Jan 30, 2013 | 122.61 | 122.75 | 122.58 | 122.73 | 1523 | NASDAQ | IEI | Tue, Jan 29, 2013 | 122.72 | 122.80 | 122.63 | 122.65 | 1522 | NASDAQ | IEI | Mon, Jan 28, 2013 | 122.55 | 122.69 | 122.55 | 122.69 | 1521 | NASDAQ | IEI | Fri, Jan 25, 2013 | 122.97 | 122.97 | 122.75 | 122.79 | 1520 | NASDAQ | IEI | Thu, Jan 24, 2013 | 123.25 | 123.25 | 123.11 | 123.18 | 1519 | NASDAQ | IEI | Wed, Jan 23, 2013 | 123.29 | 123.36 | 123.26 | 123.29 | 1518 | NASDAQ | IEI | Tue, Jan 22, 2013 | 123.08 | 123.29 | 123.08 | 123.26 | 1517 | NASDAQ | IEI | Fri, Jan 18, 2013 | 123.12 | 123.22 | 123.12 | 123.19 | 1516 | NASDAQ | IEI | Thu, Jan 17, 2013 | 123.11 | 123.13 | 123.00 | 123.06 | 1515 | NASDAQ | IEI | Wed, Jan 16, 2013 | 123.35 | 123.35 | 123.27 | 123.31 | 1514 | NASDAQ | IEI | Tue, Jan 15, 2013 | 123.28 | 123.31 | 123.22 | 123.23 | 1513 | NASDAQ | IEI | Mon, Jan 14, 2013 | 123.20 | 123.20 | 123.11 | 123.14 | 1512 | NASDAQ | IEI | Fri, Jan 11, 2013 | 122.93 | 123.14 | 122.91 | 123.14 | 1511 | NASDAQ | IEI | Thu, Jan 10, 2013 | 123.02 | 123.05 | 122.96 | 122.98 | 1510 | NASDAQ | IEI | Wed, Jan 9, 2013 | 123.07 | 123.18 | 123.03 | 123.13 | 1509 | NASDAQ | IEI | Tue, Jan 8, 2013 | 122.94 | 123.05 | 122.94 | 123.04 | 1508 | NASDAQ | IEI | Mon, Jan 7, 2013 | 122.90 | 122.92 | 122.84 | 122.90 | 1507 | NASDAQ | IEI | Fri, Jan 4, 2013 | 122.81 | 122.88 | 122.74 | 122.86 | 1506 | NASDAQ | IEI | Thu, Jan 3, 2013 | 123.11 | 123.14 | 122.84 | 122.86 | 1505 | NASDAQ | IEI | Wed, Jan 2, 2013 | 123.11 | 123.18 | 123.09 | 123.13 | 1504 | NASDAQ | IEI | Mon, Dec 31, 2012 | 123.41 | 123.43 | 122.91 | 123.21 | 1503 | NASDAQ | IEI | Fri, Dec 28, 2012 | 123.46 | 123.47 | 123.38 | 123.43 | 1502 | NASDAQ | IEI | Thu, Dec 27, 2012 | 123.16 | 123.41 | 123.16 | 123.33 | 1501 | NASDAQ | IEI | Wed, Dec 26, 2012 | 123.16 | 123.22 | 123.15 | 123.19 | 1500 | NASDAQ | IEI | Mon, Dec 24, 2012 | 123.17 | 123.20 | 123.15 | 123.19 | 1499 | NASDAQ | IEI | Fri, Dec 21, 2012 | 123.29 | 123.33 | 123.22 | 123.24 | 1498 | NASDAQ | IEI | Thu, Dec 20, 2012 | 123.17 | 123.21 | 123.06 | 123.08 | 1497 | NASDAQ | IEI | Wed, Dec 19, 2012 | 123.08 | 123.23 | 123.08 | 123.11 | 1496 | NASDAQ | IEI | Tue, Dec 18, 2012 | 123.21 | 123.23 | 123.00 | 123.00 | 1495 | NASDAQ | IEI | Mon, Dec 17, 2012 | 123.45 | 123.45 | 123.21 | 123.22 | 1494 | NASDAQ | IEI | Fri, Dec 14, 2012 | 123.47 | 123.53 | 123.46 | 123.49 | 1493 | NASDAQ | IEI | Thu, Dec 13, 2012 | 123.54 | 123.55 | 123.42 | 123.42 | 1492 | NASDAQ | IEI | Wed, Dec 12, 2012 | 123.69 | 123.76 | 123.57 | 123.60 | 1491 | NASDAQ | IEI | Tue, Dec 11, 2012 | 123.72 | 123.76 | 123.66 | 123.74 | 1490 | NASDAQ | IEI | Mon, Dec 10, 2012 | 123.83 | 123.87 | 123.78 | 123.83 | 1489 | NASDAQ | IEI | Fri, Dec 7, 2012 | 123.77 | 123.87 | 123.75 | 123.79 | 1488 | NASDAQ | IEI | Thu, Dec 6, 2012 | 123.93 | 123.97 | 123.89 | 123.89 | 1487 | NASDAQ | IEI | Wed, Dec 5, 2012 | 123.88 | 123.94 | 123.84 | 123.88 | 1486 | NASDAQ | IEI | Tue, Dec 4, 2012 | 123.76 | 123.82 | 123.75 | 123.79 | 1485 | NASDAQ | IEI | Mon, Dec 3, 2012 | 123.66 | 123.76 | 123.64 | 123.75 | 1484 | NASDAQ | IEI | Fri, Nov 30, 2012 | 123.84 | 123.87 | 123.80 | 123.84 | 1483 | NASDAQ | IEI | Thu, Nov 29, 2012 | 123.73 | 123.79 | 123.68 | 123.76 | 1482 | NASDAQ | IEI | Wed, Nov 28, 2012 | 123.71 | 123.76 | 123.67 | 123.72 | 1481 | NASDAQ | IEI | Tue, Nov 27, 2012 | 123.51 | 123.63 | 123.51 | 123.63 | 1480 | NASDAQ | IEI | Mon, Nov 26, 2012 | 123.49 | 123.59 | 123.49 | 123.51 | 1479 | NASDAQ | IEI | Fri, Nov 23, 2012 | 123.36 | 123.46 | 123.36 | 123.42 | 1478 | NASDAQ | IEI | Wed, Nov 21, 2012 | 123.43 | 123.48 | 123.40 | 123.45 | 1477 | NASDAQ | IEI | Tue, Nov 20, 2012 | 123.64 | 123.66 | 123.53 | 123.54 | 1476 | NASDAQ | IEI | Mon, Nov 19, 2012 | 123.66 | 123.73 | 123.66 | 123.72 | 1475 | NASDAQ | IEI | Fri, Nov 16, 2012 | 123.73 | 123.89 | 123.73 | 123.83 | 1474 | NASDAQ | IEI | Thu, Nov 15, 2012 | 123.71 | 123.82 | 123.66 | 123.78 | 1473 | NASDAQ | IEI | Wed, Nov 14, 2012 | 123.63 | 123.78 | 123.61 | 123.78 | 1472 | NASDAQ | IEI | Tue, Nov 13, 2012 | 123.74 | 123.77 | 123.68 | 123.77 | 1471 | NASDAQ | IEI | Mon, Nov 12, 2012 | 123.66 | 123.72 | 123.62 | 123.72 | 1470 | NASDAQ | IEI | Fri, Nov 9, 2012 | 123.63 | 123.70 | 123.56 | 123.66 | 1469 | NASDAQ | IEI | Thu, Nov 8, 2012 | 123.49 | 123.67 | 123.46 | 123.67 | 1468 | NASDAQ | IEI | Wed, Nov 7, 2012 | 123.55 | 123.58 | 123.45 | 123.46 | 1467 | NASDAQ | IEI | Tue, Nov 6, 2012 | 123.28 | 123.30 | 123.03 | 123.03 | 1466 | NASDAQ | IEI | Mon, Nov 5, 2012 | 123.27 | 123.37 | 123.27 | 123.32 | 1465 | NASDAQ | IEI | Fri, Nov 2, 2012 | 123.05 | 123.20 | 123.03 | 123.17 | 1464 | NASDAQ | IEI | Thu, Nov 1, 2012 | 123.18 | 123.21 | 123.10 | 123.15 | 1463 | NASDAQ | IEI | Wed, Oct 31, 2012 | 123.08 | 123.29 | 123.08 | 123.25 | 1462 | NASDAQ | IEI | Fri, Oct 26, 2012 | 122.90 | 123.04 | 122.90 | 123.03 | 1461 | NASDAQ | IEI | Thu, Oct 25, 2012 | 122.65 | 122.83 | 122.64 | 122.73 | 1460 | NASDAQ | IEI | Wed, Oct 24, 2012 | 122.92 | 123.04 | 122.89 | 122.99 | 1459 | NASDAQ | IEI | Tue, Oct 23, 2012 | 122.90 | 123.01 | 122.90 | 123.01 | 1458 | NASDAQ | IEI | Mon, Oct 22, 2012 | 122.82 | 122.88 | 122.80 | 122.80 | 1457 | NASDAQ | IEI | Fri, Oct 19, 2012 | 122.85 | 123.02 | 122.85 | 123.00 | 1456 | NASDAQ | IEI | Thu, Oct 18, 2012 | 122.92 | 122.97 | 122.80 | 122.82 | 1455 | NASDAQ | IEI | Wed, Oct 17, 2012 | 123.15 | 123.15 | 122.88 | 122.92 | 1454 | NASDAQ | IEI | Tue, Oct 16, 2012 | 123.38 | 123.38 | 123.28 | 123.30 | 1453 | NASDAQ | IEI | Mon, Oct 15, 2012 | 123.43 | 123.51 | 123.43 | 123.47 | 1452 | NASDAQ | IEI | Fri, Oct 12, 2012 | 123.46 | 123.58 | 123.43 | 123.51 | 1451 | NASDAQ | IEI | Thu, Oct 11, 2012 | 123.32 | 123.48 | 123.30 | 123.48 | 1450 | NASDAQ | IEI | Wed, Oct 10, 2012 | 123.33 | 123.50 | 123.31 | 123.49 | 1449 | NASDAQ | IEI | Tue, Oct 9, 2012 | 123.41 | 123.50 | 123.37 | 123.44 | 1448 | NASDAQ | IEI | Mon, Oct 8, 2012 | 123.52 | 123.60 | 123.51 | 123.56 | 1447 | NASDAQ | IEI | Fri, Oct 5, 2012 | 123.42 | 123.46 | 123.36 | 123.38 | 1446 | NASDAQ | IEI | Thu, Oct 4, 2012 | 123.65 | 123.73 | 123.59 | 123.59 | 1445 | NASDAQ | IEI | Wed, Oct 3, 2012 | 123.69 | 123.76 | 123.67 | 123.75 | 1444 | NASDAQ | IEI | Tue, Oct 2, 2012 | 123.60 | 123.72 | 123.60 | 123.70 | 1443 | NASDAQ | IEI | Mon, Oct 1, 2012 | 123.65 | 123.71 | 123.57 | 123.68 | 1442 | NASDAQ | IEI | Fri, Sep 28, 2012 | 123.73 | 123.79 | 123.66 | 123.72 | 1441 | NASDAQ | IEI | Thu, Sep 27, 2012 | 123.57 | 123.68 | 123.57 | 123.65 | 1440 | NASDAQ | IEI | Wed, Sep 26, 2012 | 123.53 | 123.70 | 123.53 | 123.70 | 1439 | NASDAQ | IEI | Tue, Sep 25, 2012 | 123.37 | 123.49 | 123.28 | 123.47 | 1438 | NASDAQ | IEI | Mon, Sep 24, 2012 | 123.40 | 123.46 | 123.34 | 123.41 | 1437 | NASDAQ | IEI | Fri, Sep 21, 2012 | 123.16 | 123.35 | 123.16 | 123.35 | 1436 | NASDAQ | IEI | Thu, Sep 20, 2012 | 123.34 | 123.39 | 123.16 | 123.22 | 1435 | NASDAQ | IEI | Wed, Sep 19, 2012 | 123.23 | 123.27 | 123.15 | 123.20 | 1434 | NASDAQ | IEI | Tue, Sep 18, 2012 | 123.19 | 123.24 | 123.11 | 123.14 | 1433 | NASDAQ | IEI | Mon, Sep 17, 2012 | 123.01 | 123.09 | 123.00 | 123.00 | 1432 | NASDAQ | IEI | Fri, Sep 14, 2012 | 123.18 | 123.19 | 122.96 | 122.98 | 1431 | NASDAQ | IEI | Thu, Sep 13, 2012 | 123.35 | 123.46 | 122.96 | 123.41 | 1430 | NASDAQ | IEI | Wed, Sep 12, 2012 | 123.19 | 123.22 | 123.13 | 123.17 | 1429 | NASDAQ | IEI | Tue, Sep 11, 2012 | 123.40 | 123.41 | 123.31 | 123.34 | 1428 | NASDAQ | IEI | Mon, Sep 10, 2012 | 123.46 | 123.48 | 123.33 | 123.42 | 1427 | NASDAQ | IEI | Fri, Sep 7, 2012 | 123.66 | 123.66 | 123.40 | 123.40 | 1426 | NASDAQ | IEI | Thu, Sep 6, 2012 | 123.37 | 123.37 | 123.22 | 123.26 | 1425 | NASDAQ | IEI | Wed, Sep 5, 2012 | 123.56 | 123.65 | 123.54 | 123.59 | 1424 | NASDAQ | IEI | Tue, Sep 4, 2012 | 123.66 | 123.73 | 123.53 | 123.57 | 1423 | NASDAQ | IEI | Fri, Aug 31, 2012 | 123.43 | 123.83 | 123.43 | 123.82 | 1422 | NASDAQ | IEI | Thu, Aug 30, 2012 | 123.43 | 123.50 | 123.38 | 123.46 | 1421 | NASDAQ | IEI | Wed, Aug 29, 2012 | 123.30 | 123.30 | 123.19 | 123.29 | 1420 | NASDAQ | IEI | Tue, Aug 28, 2012 | 123.31 | 123.39 | 123.28 | 123.29 | 1419 | NASDAQ | IEI | Mon, Aug 27, 2012 | 123.23 | 123.31 | 123.23 | 123.28 | 1418 | NASDAQ | IEI | Fri, Aug 24, 2012 | 123.26 | 123.32 | 123.13 | 123.14 | 1417 | NASDAQ | IEI | Thu, Aug 23, 2012 | 123.24 | 123.30 | 123.18 | 123.21 | 1416 | NASDAQ | IEI | Wed, Aug 22, 2012 | 122.86 | 123.15 | 122.84 | 123.11 | 1415 | NASDAQ | IEI | Tue, Aug 21, 2012 | 122.58 | 122.68 | 122.47 | 122.66 | 1414 | NASDAQ | IEI | Mon, Aug 20, 2012 | 122.56 | 122.66 | 122.55 | 122.64 | 1413 | NASDAQ | IEI | Fri, Aug 17, 2012 | 122.56 | 122.64 | 122.54 | 122.59 | 1412 | NASDAQ | IEI | Thu, Aug 16, 2012 | 122.60 | 122.66 | 122.40 | 122.47 | 1411 | NASDAQ | IEI | Wed, Aug 15, 2012 | 122.73 | 122.74 | 122.59 | 122.61 | 1410 | NASDAQ | IEI | Tue, Aug 14, 2012 | 122.90 | 122.95 | 122.87 | 122.88 | 1409 | NASDAQ | IEI | Mon, Aug 13, 2012 | 123.08 | 123.18 | 123.08 | 123.10 | 1408 | NASDAQ | IEI | Fri, Aug 10, 2012 | 123.15 | 123.16 | 123.06 | 123.07 | 1407 | NASDAQ | IEI | Thu, Aug 9, 2012 | 122.90 | 122.99 | 122.81 | 122.96 | 1406 | NASDAQ | IEI | Wed, Aug 8, 2012 | 123.06 | 123.11 | 122.92 | 122.95 | 1405 | NASDAQ | IEI | Tue, Aug 7, 2012 | 123.14 | 123.18 | 123.02 | 123.09 | 1404 | NASDAQ | IEI | Mon, Aug 6, 2012 | 123.38 | 123.47 | 123.33 | 123.38 | 1403 | NASDAQ | IEI | Fri, Aug 3, 2012 | 123.39 | 123.42 | 123.20 | 123.30 | 1402 | NASDAQ | IEI | Thu, Aug 2, 2012 | 123.57 | 123.74 | 123.55 | 123.62 | 1401 | NASDAQ | IEI | Wed, Aug 1, 2012 | 123.55 | 123.72 | 123.39 | 123.49 | 1400 | NASDAQ | IEI | Tue, Jul 31, 2012 | 123.73 | 123.78 | 123.59 | 123.76 | 1399 | NASDAQ | IEI | Mon, Jul 30, 2012 | 123.46 | 123.63 | 123.42 | 123.62 | 1398 | NASDAQ | IEI | Fri, Jul 27, 2012 | 123.56 | 123.58 | 123.28 | 123.42 | 1397 | NASDAQ | IEI | Thu, Jul 26, 2012 | 123.83 | 123.86 | 123.75 | 123.77 | 1396 | NASDAQ | IEI | Wed, Jul 25, 2012 | 123.87 | 123.91 | 123.79 | 123.90 | 1395 | NASDAQ | IEI | Tue, Jul 24, 2012 | 123.76 | 123.94 | 123.74 | 123.89 | 1394 | NASDAQ | IEI | Mon, Jul 23, 2012 | 123.84 | 123.86 | 123.76 | 123.82 | 1393 | NASDAQ | IEI | Fri, Jul 20, 2012 | 123.64 | 123.78 | 123.64 | 123.74 | 1392 | NASDAQ | IEI | Thu, Jul 19, 2012 | 123.59 | 123.64 | 123.50 | 123.52 | 1391 | NASDAQ | IEI | Wed, Jul 18, 2012 | 123.57 | 123.62 | 123.53 | 123.57 | 1390 | NASDAQ | IEI | Tue, Jul 17, 2012 | 123.54 | 123.59 | 123.47 | 123.48 | 1389 | NASDAQ | IEI | Mon, Jul 16, 2012 | 123.61 | 123.67 | 123.57 | 123.58 | 1388 | NASDAQ | IEI | Fri, Jul 13, 2012 | 123.42 | 123.42 | 123.29 | 123.42 | 1387 | NASDAQ | IEI | Thu, Jul 12, 2012 | 123.42 | 123.45 | 123.37 | 123.40 | 1386 | NASDAQ | IEI | Wed, Jul 11, 2012 | 123.44 | 123.50 | 123.30 | 123.33 | 1385 | NASDAQ | IEI | Tue, Jul 10, 2012 | 123.37 | 123.42 | 123.36 | 123.39 | 1384 | NASDAQ | IEI | Mon, Jul 9, 2012 | 123.32 | 123.40 | 123.31 | 123.37 | 1383 | NASDAQ | IEI | Fri, Jul 6, 2012 | 123.24 | 123.31 | 123.23 | 123.25 | 1382 | NASDAQ | IEI | Thu, Jul 5, 2012 | 123.03 | 123.15 | 123.02 | 123.09 | 1381 | NASDAQ | IEI | Tue, Jul 3, 2012 | 123.06 | 123.08 | 122.97 | 122.98 | 1380 | NASDAQ | IEI | Mon, Jul 2, 2012 | 123.02 | 123.23 | 122.97 | 123.11 | 1379 | NASDAQ | IEI | Fri, Jun 29, 2012 | 122.80 | 123.01 | 122.80 | 123.00 | 1378 | NASDAQ | IEI | Thu, Jun 28, 2012 | 123.10 | 123.16 | 123.06 | 123.09 | 1377 | NASDAQ | IEI | Wed, Jun 27, 2012 | 122.89 | 122.93 | 122.78 | 122.93 | 1376 | NASDAQ | IEI | Tue, Jun 26, 2012 | 122.82 | 122.91 | 122.78 | 122.86 | 1375 | NASDAQ | IEI | Mon, Jun 25, 2012 | 122.88 | 122.95 | 122.87 | 122.93 | 1374 | NASDAQ | IEI | Fri, Jun 22, 2012 | 122.71 | 122.75 | 122.67 | 122.70 | 1373 | NASDAQ | IEI | Thu, Jun 21, 2012 | 122.76 | 122.94 | 122.76 | 122.85 | 1372 | NASDAQ | IEI | Wed, Jun 20, 2012 | 122.78 | 122.91 | 122.64 | 122.75 | 1371 | NASDAQ | IEI | Tue, Jun 19, 2012 | 122.98 | 122.98 | 122.84 | 122.96 | 1370 | NASDAQ | IEI | Mon, Jun 18, 2012 | 123.11 | 123.12 | 122.98 | 123.09 | 1369 | NASDAQ | IEI | Fri, Jun 15, 2012 | 123.06 | 123.13 | 123.00 | 123.13 | 1368 | NASDAQ | IEI | Thu, Jun 14, 2012 | 122.88 | 122.97 | 122.76 | 122.82 | 1367 | NASDAQ | IEI | Wed, Jun 13, 2012 | 122.85 | 122.98 | 122.78 | 122.96 | 1366 | NASDAQ | IEI | Tue, Jun 12, 2012 | 122.88 | 122.94 | 122.69 | 122.70 | 1365 | NASDAQ | IEI | Mon, Jun 11, 2012 | 122.81 | 123.12 | 122.81 | 123.00 | 1364 | NASDAQ | IEI | Fri, Jun 8, 2012 | 123.13 | 123.13 | 122.87 | 122.90 | 1363 | NASDAQ | IEI | Thu, Jun 7, 2012 | 122.74 | 122.89 | 122.72 | 122.88 | 1362 | NASDAQ | IEI | Wed, Jun 6, 2012 | 123.05 | 123.07 | 122.73 | 122.77 | 1361 | NASDAQ | IEI | Tue, Jun 5, 2012 | 123.10 | 123.21 | 122.99 | 123.08 | 1360 | NASDAQ | IEI | Mon, Jun 4, 2012 | 123.24 | 123.29 | 123.09 | 123.11 | 1359 | NASDAQ | IEI | Fri, Jun 1, 2012 | 123.45 | 123.58 | 123.42 | 123.48 | 1358 | NASDAQ | IEI | Thu, May 31, 2012 | 123.21 | 123.46 | 123.16 | 123.35 | 1357 | NASDAQ | IEI | Wed, May 30, 2012 | 122.99 | 123.17 | 122.94 | 123.16 | 1356 | NASDAQ | IEI | Tue, May 29, 2012 | 122.80 | 122.85 | 122.69 | 122.70 | 1355 | NASDAQ | IEI | Fri, May 25, 2012 | 122.76 | 122.79 | 122.71 | 122.79 | 1354 | NASDAQ | IEI | Thu, May 24, 2012 | 122.67 | 122.74 | 122.62 | 122.65 | 1353 | NASDAQ | IEI | Wed, May 23, 2012 | 122.80 | 122.89 | 122.75 | 122.80 | 1352 | NASDAQ | IEI | Tue, May 22, 2012 | 122.63 | 122.70 | 122.58 | 122.69 | 1351 | NASDAQ | IEI | Mon, May 21, 2012 | 122.73 | 122.83 | 122.72 | 122.79 | 1350 | NASDAQ | IEI | Fri, May 18, 2012 | 122.66 | 122.86 | 122.66 | 122.81 | 1349 | NASDAQ | IEI | Thu, May 17, 2012 | 122.68 | 122.88 | 122.68 | 122.83 | 1348 | NASDAQ | IEI | Wed, May 16, 2012 | 122.62 | 122.83 | 122.60 | 122.79 | 1347 | NASDAQ | IEI | Tue, May 15, 2012 | 122.82 | 122.84 | 122.75 | 122.79 | 1346 | NASDAQ | IEI | Mon, May 14, 2012 | 122.83 | 122.92 | 122.79 | 122.87 | 1345 | NASDAQ | IEI | Fri, May 11, 2012 | 122.68 | 122.72 | 122.61 | 122.71 | 1344 | NASDAQ | IEI | Thu, May 10, 2012 | 122.56 | 122.57 | 122.46 | 122.57 | 1343 | NASDAQ | IEI | Wed, May 9, 2012 | 122.76 | 122.78 | 122.60 | 122.64 | 1342 | NASDAQ | IEI | Tue, May 8, 2012 | 122.58 | 122.72 | 122.58 | 122.59 | 1341 | NASDAQ | IEI | Mon, May 7, 2012 | 122.57 | 122.57 | 122.48 | 122.51 | 1340 | NASDAQ | IEI | Fri, May 4, 2012 | 122.45 | 122.55 | 122.44 | 122.48 | 1339 | NASDAQ | IEI | Thu, May 3, 2012 | 122.19 | 122.35 | 122.19 | 122.31 | 1338 | NASDAQ | IEI | Wed, May 2, 2012 | 122.37 | 122.37 | 122.25 | 122.30 | 1337 | NASDAQ | IEI | Tue, May 1, 2012 | 122.37 | 122.39 | 122.16 | 122.26 | 1336 | NASDAQ | IEI | Mon, Apr 30, 2012 | 122.37 | 122.46 | 122.35 | 122.43 | 1335 | NASDAQ | IEI | Fri, Apr 27, 2012 | 122.26 | 122.37 | 122.26 | 122.35 | 1334 | NASDAQ | IEI | Thu, Apr 26, 2012 | 122.34 | 122.36 | 122.24 | 122.32 | 1333 | NASDAQ | IEI | Wed, Apr 25, 2012 | 122.00 | 122.18 | 121.91 | 122.15 | 1332 | NASDAQ | IEI | Tue, Apr 24, 2012 | 122.24 | 122.28 | 122.13 | 122.16 | 1331 | NASDAQ | IEI | Mon, Apr 23, 2012 | 122.27 | 122.32 | 122.26 | 122.30 | 1330 | NASDAQ | IEI | Fri, Apr 20, 2012 | 122.01 | 122.14 | 122.00 | 122.11 | 1329 | NASDAQ | IEI | Thu, Apr 19, 2012 | 122.14 | 122.19 | 122.10 | 122.15 | 1328 | NASDAQ | IEI | Wed, Apr 18, 2012 | 122.11 | 122.13 | 122.05 | 122.08 | 1327 | NASDAQ | IEI | Tue, Apr 17, 2012 | 122.01 | 122.06 | 121.96 | 122.02 | 1326 | NASDAQ | IEI | Mon, Apr 16, 2012 | 122.02 | 122.24 | 122.02 | 122.12 | 1325 | NASDAQ | IEI | Fri, Apr 13, 2012 | 121.95 | 122.11 | 121.94 | 122.04 | 1324 | NASDAQ | IEI | Thu, Apr 12, 2012 | 121.96 | 121.96 | 121.76 | 121.80 | 1323 | NASDAQ | IEI | Wed, Apr 11, 2012 | 121.90 | 121.95 | 121.79 | 121.91 | 1322 | NASDAQ | IEI | Tue, Apr 10, 2012 | 121.88 | 122.11 | 121.81 | 122.03 | 1321 | NASDAQ | IEI | Mon, Apr 9, 2012 | 121.82 | 121.89 | 121.79 | 121.80 | 1320 | NASDAQ | IEI | Thu, Apr 5, 2012 | 121.24 | 121.28 | 121.12 | 121.24 | 1319 | NASDAQ | IEI | Wed, Apr 4, 2012 | 120.93 | 121.02 | 120.89 | 120.96 | 1318 | NASDAQ | IEI | Tue, Apr 3, 2012 | 121.20 | 121.31 | 120.65 | 120.66 | 1317 | NASDAQ | IEI | Mon, Apr 2, 2012 | 121.13 | 121.22 | 121.07 | 121.12 | 1316 | NASDAQ | IEI | Fri, Mar 30, 2012 | 121.29 | 121.36 | 121.02 | 121.10 | 1315 | NASDAQ | IEI | Thu, Mar 29, 2012 | 121.25 | 121.31 | 121.13 | 121.30 | 1314 | NASDAQ | IEI | Wed, Mar 28, 2012 | 121.09 | 121.25 | 121.05 | 121.08 | 1313 | NASDAQ | IEI | Tue, Mar 27, 2012 | 120.93 | 121.20 | 120.85 | 121.17 | 1312 | NASDAQ | IEI | Mon, Mar 26, 2012 | 120.79 | 120.88 | 120.62 | 120.85 | 1311 | NASDAQ | IEI | Fri, Mar 23, 2012 | 120.73 | 120.87 | 120.71 | 120.78 | 1310 | NASDAQ | IEI | Thu, Mar 22, 2012 | 120.65 | 120.72 | 120.56 | 120.59 | 1309 | NASDAQ | IEI | Wed, Mar 21, 2012 | 120.38 | 120.51 | 120.30 | 120.47 | 1308 | NASDAQ | IEI | Tue, Mar 20, 2012 | 120.25 | 120.34 | 120.02 | 120.12 | 1307 | NASDAQ | IEI | Mon, Mar 19, 2012 | 120.40 | 120.48 | 120.11 | 120.21 | 1306 | NASDAQ | IEI | Fri, Mar 16, 2012 | 120.35 | 120.57 | 120.33 | 120.57 | 1305 | NASDAQ | IEI | Thu, Mar 15, 2012 | 120.51 | 120.78 | 120.51 | 120.68 | 1304 | NASDAQ | IEI | Wed, Mar 14, 2012 | 121.00 | 121.00 | 120.49 | 120.56 | 1303 | NASDAQ | IEI | Tue, Mar 13, 2012 | 121.56 | 121.58 | 121.24 | 121.24 | 1302 | NASDAQ | IEI | Mon, Mar 12, 2012 | 121.87 | 121.87 | 121.68 | 121.71 | 1301 | NASDAQ | IEI | Fri, Mar 9, 2012 | 121.79 | 121.82 | 121.66 | 121.81 | 1300 | NASDAQ | IEI | Thu, Mar 8, 2012 | 121.94 | 122.00 | 121.78 | 121.82 | 1299 | NASDAQ | IEI | Wed, Mar 7, 2012 | 122.06 | 122.09 | 121.97 | 122.00 | 1298 | NASDAQ | IEI | Tue, Mar 6, 2012 | 122.09 | 122.17 | 122.05 | 122.11 | 1297 | NASDAQ | IEI | Mon, Mar 5, 2012 | 121.96 | 121.99 | 121.81 | 121.88 | 1296 | NASDAQ | IEI | Fri, Mar 2, 2012 | 121.83 | 122.09 | 121.82 | 122.04 | 1295 | NASDAQ | IEI | Thu, Mar 1, 2012 | 121.62 | 121.75 | 121.55 | 121.69 | 1294 | NASDAQ | IEI | Wed, Feb 29, 2012 | 122.15 | 122.15 | 121.83 | 121.92 | 1293 | NASDAQ | IEI | Tue, Feb 28, 2012 | 122.21 | 122.24 | 122.10 | 122.11 | 1292 | NASDAQ | IEI | Mon, Feb 27, 2012 | 122.14 | 122.19 | 122.06 | 122.08 | 1291 | NASDAQ | IEI | Fri, Feb 24, 2012 | 121.88 | 121.93 | 121.82 | 121.83 | 1290 | NASDAQ | IEI | Thu, Feb 23, 2012 | 121.86 | 121.99 | 121.76 | 121.93 | 1289 | NASDAQ | IEI | Wed, Feb 22, 2012 | 121.74 | 121.94 | 121.71 | 121.92 | 1288 | NASDAQ | IEI | Tue, Feb 21, 2012 | 121.75 | 121.76 | 121.56 | 121.64 | 1287 | NASDAQ | IEI | Fri, Feb 17, 2012 | 121.72 | 121.89 | 121.70 | 121.86 | 1286 | NASDAQ | IEI | Thu, Feb 16, 2012 | 122.08 | 122.12 | 121.83 | 121.87 | 1285 | NASDAQ | IEI | Wed, Feb 15, 2012 | 122.07 | 122.31 | 122.05 | 122.23 | 1284 | NASDAQ | IEI | Tue, Feb 14, 2012 | 122.11 | 122.19 | 122.02 | 122.12 | 1283 | NASDAQ | IEI | Mon, Feb 13, 2012 | 122.07 | 122.20 | 121.99 | 122.07 | 1282 | NASDAQ | IEI | Fri, Feb 10, 2012 | 122.12 | 122.22 | 122.05 | 122.19 | 1281 | NASDAQ | IEI | Thu, Feb 9, 2012 | 121.97 | 122.03 | 121.79 | 121.91 | 1280 | NASDAQ | IEI | Wed, Feb 8, 2012 | 122.07 | 122.16 | 122.03 | 122.09 | 1279 | NASDAQ | IEI | Tue, Feb 7, 2012 | 122.22 | 122.23 | 122.05 | 122.11 | 1278 | NASDAQ | IEI | Mon, Feb 6, 2012 | 122.29 | 122.45 | 122.25 | 122.41 | 1277 | NASDAQ | IEI | Fri, Feb 3, 2012 | 122.36 | 122.39 | 122.22 | 122.27 | 1276 | NASDAQ | IEI | Thu, Feb 2, 2012 | 122.53 | 122.66 | 122.52 | 122.62 | 1275 | NASDAQ | IEI | Wed, Feb 1, 2012 | 122.64 | 122.64 | 122.46 | 122.57 | 1274 | NASDAQ | IEI | Tue, Jan 31, 2012 | 122.62 | 122.84 | 122.62 | 122.81 | 1273 | NASDAQ | IEI | Mon, Jan 30, 2012 | 122.75 | 122.77 | 122.65 | 122.67 | 1272 | NASDAQ | IEI | Fri, Jan 27, 2012 | 122.55 | 122.63 | 122.44 | 122.55 | 1271 | NASDAQ | IEI | Thu, Jan 26, 2012 | 122.44 | 122.52 | 122.40 | 122.47 | 1270 | NASDAQ | IEI | Wed, Jan 25, 2012 | 121.70 | 122.37 | 121.67 | 122.20 | 1269 | NASDAQ | IEI | Tue, Jan 24, 2012 | 121.65 | 121.73 | 121.57 | 121.73 | 1268 | NASDAQ | IEI | Mon, Jan 23, 2012 | 121.59 | 121.65 | 121.54 | 121.64 | 1267 | NASDAQ | IEI | Fri, Jan 20, 2012 | 121.80 | 121.87 | 121.69 | 121.76 | 1266 | NASDAQ | IEI | Thu, Jan 19, 2012 | 122.08 | 122.14 | 121.80 | 121.86 | 1265 | NASDAQ | IEI | Wed, Jan 18, 2012 | 122.35 | 122.36 | 122.14 | 122.22 | 1264 | NASDAQ | IEI | Tue, Jan 17, 2012 | 122.28 | 122.36 | 122.22 | 122.30 | 1263 | NASDAQ | IEI | Fri, Jan 13, 2012 | 122.28 | 122.38 | 122.24 | 122.28 | 1262 | NASDAQ | IEI | Thu, Jan 12, 2012 | 122.06 | 122.08 | 121.98 | 122.03 | 1261 | NASDAQ | IEI | Wed, Jan 11, 2012 | 121.97 | 122.11 | 121.95 | 122.09 | 1260 | NASDAQ | IEI | Tue, Jan 10, 2012 | 121.81 | 121.97 | 121.74 | 121.84 | 1259 | NASDAQ | IEI | Mon, Jan 9, 2012 | 121.87 | 122.04 | 121.84 | 121.89 | 1258 | NASDAQ | IEI | Fri, Jan 6, 2012 | 121.71 | 121.91 | 121.71 | 121.90 | 1257 | NASDAQ | IEI | Thu, Jan 5, 2012 | 121.69 | 121.86 | 121.62 | 121.67 | 1256 | NASDAQ | IEI | Wed, Jan 4, 2012 | 121.74 | 121.75 | 121.54 | 121.64 | 1255 | NASDAQ | IEI | Tue, Jan 3, 2012 | 121.75 | 121.82 | 121.59 | 121.68 | 1254 | NASDAQ | IEI | Fri, Dec 30, 2011 | 121.89 | 122.06 | 121.87 | 122.04 | 1253 | NASDAQ | IEI | Thu, Dec 29, 2011 | 121.66 | 121.84 | 121.55 | 121.76 | 1252 | NASDAQ | IEI | Wed, Dec 28, 2011 | 121.44 | 121.69 | 121.44 | 121.66 | 1251 | NASDAQ | IEI | Tue, Dec 27, 2011 | 121.35 | 121.40 | 121.27 | 121.34 | 1250 | NASDAQ | IEI | Fri, Dec 23, 2011 | 121.57 | 121.61 | 121.33 | 121.45 | 1249 | NASDAQ | IEI | Thu, Dec 22, 2011 | 121.79 | 121.87 | 121.65 | 121.74 | 1248 | NASDAQ | IEI | Wed, Dec 21, 2011 | 121.99 | 122.24 | 121.69 | 121.69 | 1247 | NASDAQ | IEI | Tue, Dec 20, 2011 | 122.05 | 122.05 | 121.87 | 121.93 | 1246 | NASDAQ | IEI | Mon, Dec 19, 2011 | 122.13 | 122.26 | 122.13 | 122.22 | 1245 | NASDAQ | IEI | Fri, Dec 16, 2011 | 122.01 | 122.25 | 122.01 | 122.23 | 1244 | NASDAQ | IEI | Thu, Dec 15, 2011 | 121.85 | 122.01 | 121.81 | 121.91 | 1243 | NASDAQ | IEI | Wed, Dec 14, 2011 | 121.87 | 122.04 | 121.87 | 122.00 | 1242 | NASDAQ | IEI | Tue, Dec 13, 2011 | 121.73 | 122.00 | 121.69 | 121.93 | 1241 | NASDAQ | IEI | Mon, Dec 12, 2011 | 121.81 | 121.93 | 121.81 | 121.82 | 1240 | NASDAQ | IEI | Fri, Dec 9, 2011 | 121.92 | 121.96 | 121.68 | 121.71 | 1239 | NASDAQ | IEI | Thu, Dec 8, 2011 | 121.68 | 121.97 | 121.62 | 121.91 | 1238 | NASDAQ | IEI | Wed, Dec 7, 2011 | 121.54 | 121.77 | 121.51 | 121.67 | 1237 | NASDAQ | IEI | Tue, Dec 6, 2011 | 121.35 | 121.48 | 121.31 | 121.45 | 1236 | NASDAQ | IEI | Mon, Dec 5, 2011 | 121.25 | 121.54 | 121.25 | 121.47 | 1235 | NASDAQ | IEI | Fri, Dec 2, 2011 | 121.18 | 121.57 | 121.13 | 121.55 | 1234 | NASDAQ | IEI | Thu, Dec 1, 2011 | 121.25 | 121.41 | 121.15 | 121.31 | 1233 | NASDAQ | IEI | Wed, Nov 30, 2011 | 121.41 | 121.53 | 121.34 | 121.43 | 1232 | NASDAQ | IEI | Tue, Nov 29, 2011 | 121.51 | 121.70 | 121.38 | 121.61 | 1231 | NASDAQ | IEI | Mon, Nov 28, 2011 | 121.26 | 121.80 | 121.26 | 121.68 | 1230 | NASDAQ | IEI | Fri, Nov 25, 2011 | 121.73 | 121.75 | 121.61 | 121.66 | 1229 | NASDAQ | IEI | Wed, Nov 23, 2011 | 121.63 | 121.92 | 121.62 | 121.88 | 1228 | NASDAQ | IEI | Tue, Nov 22, 2011 | 121.64 | 121.76 | 121.51 | 121.75 | 1227 | NASDAQ | IEI | Mon, Nov 21, 2011 | 121.62 | 121.72 | 121.57 | 121.58 | 1226 | NASDAQ | IEI | Fri, Nov 18, 2011 | 121.65 | 121.68 | 121.42 | 121.50 | 1225 | NASDAQ | IEI | Thu, Nov 17, 2011 | 121.52 | 121.82 | 121.48 | 121.78 | 1224 | NASDAQ | IEI | Wed, Nov 16, 2011 | 121.70 | 121.71 | 121.56 | 121.67 | 1223 | NASDAQ | IEI | Tue, Nov 15, 2011 | 121.66 | 121.77 | 121.47 | 121.55 | 1222 | NASDAQ | IEI | Mon, Nov 14, 2011 | 121.50 | 121.70 | 121.50 | 121.64 | 1221 | NASDAQ | IEI | Fri, Nov 11, 2011 | 121.37 | 121.41 | 121.21 | 121.34 | 1220 | NASDAQ | IEI | Thu, Nov 10, 2011 | 121.53 | 121.70 | 121.34 | 121.56 | 1219 | NASDAQ | IEI | Wed, Nov 9, 2011 | 121.71 | 121.85 | 121.56 | 121.68 | 1218 | NASDAQ | IEI | Tue, Nov 8, 2011 | 121.56 | 121.67 | 121.36 | 121.41 | 1217 | NASDAQ | IEI | Mon, Nov 7, 2011 | 121.51 | 121.80 | 121.49 | 121.55 | 1216 | NASDAQ | IEI | Fri, Nov 4, 2011 | 121.47 | 121.69 | 121.46 | 121.56 | 1215 | NASDAQ | IEI | Thu, Nov 3, 2011 | 121.34 | 121.55 | 121.34 | 121.47 | 1214 | NASDAQ | IEI | Wed, Nov 2, 2011 | 121.40 | 121.71 | 121.40 | 121.63 | 1213 | NASDAQ | IEI | Tue, Nov 1, 2011 | 121.50 | 121.68 | 121.34 | 121.61 | 1212 | NASDAQ | IEI | Mon, Oct 31, 2011 | 120.96 | 121.31 | 120.92 | 121.31 | 1211 | NASDAQ | IEI | Fri, Oct 28, 2011 | 120.38 | 120.62 | 120.38 | 120.52 | 1210 | NASDAQ | IEI | Thu, Oct 27, 2011 | 120.40 | 120.53 | 120.03 | 120.14 | 1209 | NASDAQ | IEI | Wed, Oct 26, 2011 | 120.91 | 121.03 | 120.66 | 120.70 | 1208 | NASDAQ | IEI | Tue, Oct 25, 2011 | 120.58 | 121.15 | 120.58 | 121.12 | 1207 | NASDAQ | IEI | Mon, Oct 24, 2011 | 120.66 | 120.66 | 120.53 | 120.60 | 1206 | NASDAQ | IEI | Fri, Oct 21, 2011 | 120.66 | 120.81 | 120.52 | 120.68 | 1205 | NASDAQ | IEI | Thu, Oct 20, 2011 | 120.74 | 121.02 | 120.58 | 120.74 | 1204 | NASDAQ | IEI | Wed, Oct 19, 2011 | 120.68 | 120.91 | 120.66 | 120.83 | 1203 | NASDAQ | IEI | Tue, Oct 18, 2011 | 120.79 | 120.96 | 120.63 | 120.78 | 1202 | NASDAQ | IEI | Mon, Oct 17, 2011 | 120.50 | 120.75 | 120.50 | 120.65 | 1201 | NASDAQ | IEI | Fri, Oct 14, 2011 | 120.32 | 120.52 | 120.25 | 120.42 | 1200 | NASDAQ | IEI | Thu, Oct 13, 2011 | 120.44 | 120.71 | 120.44 | 120.51 | 1199 | NASDAQ | IEI | Wed, Oct 12, 2011 | 120.10 | 120.29 | 120.03 | 120.27 | 1198 | NASDAQ | IEI | Tue, Oct 11, 2011 | 120.39 | 120.44 | 120.27 | 120.35 | 1197 | NASDAQ | IEI | Mon, Oct 10, 2011 | 120.45 | 120.45 | 119.94 | 120.34 | 1196 | NASDAQ | IEI | Fri, Oct 7, 2011 | 120.73 | 120.85 | 120.61 | 120.68 | 1195 | NASDAQ | IEI | Thu, Oct 6, 2011 | 121.19 | 121.24 | 121.01 | 121.02 | 1194 | NASDAQ | IEI | Wed, Oct 5, 2011 | 121.49 | 121.49 | 121.26 | 121.32 | 1193 | NASDAQ | IEI | Tue, Oct 4, 2011 | 121.87 | 121.92 | 121.54 | 121.57 | 1192 | NASDAQ | IEI | Mon, Oct 3, 2011 | 121.49 | 121.84 | 121.43 | 121.79 | 1191 | NASDAQ | IEI | Fri, Sep 30, 2011 | 121.51 | 121.57 | 121.34 | 121.48 | 1190 | NASDAQ | IEI | Thu, Sep 29, 2011 | 121.20 | 121.38 | 121.15 | 121.25 | 1189 | NASDAQ | IEI | Wed, Sep 28, 2011 | 121.26 | 121.35 | 121.03 | 121.34 | 1188 | NASDAQ | IEI | Tue, Sep 27, 2011 | 121.21 | 121.37 | 121.21 | 121.37 | 1187 | NASDAQ | IEI | Mon, Sep 26, 2011 | 121.66 | 121.79 | 121.54 | 121.62 | 1186 | NASDAQ | IEI | Fri, Sep 23, 2011 | 122.13 | 122.21 | 121.78 | 121.84 | 1185 | NASDAQ | IEI | Thu, Sep 22, 2011 | 122.20 | 122.33 | 122.07 | 122.22 | 1184 | NASDAQ | IEI | Wed, Sep 21, 2011 | 121.91 | 122.24 | 121.58 | 121.87 | 1183 | NASDAQ | IEI | Tue, Sep 20, 2011 | 121.83 | 121.92 | 121.79 | 121.89 | 1182 | NASDAQ | IEI | Mon, Sep 19, 2011 | 121.88 | 121.99 | 121.83 | 121.87 | 1181 | NASDAQ | IEI | Fri, Sep 16, 2011 | 121.27 | 121.46 | 121.18 | 121.40 | 1180 | NASDAQ | IEI | Thu, Sep 15, 2011 | 121.23 | 121.37 | 121.14 | 121.37 | 1179 | NASDAQ | IEI | Wed, Sep 14, 2011 | 121.71 | 121.82 | 121.46 | 121.60 | 1178 | NASDAQ | IEI | Tue, Sep 13, 2011 | 121.70 | 121.76 | 121.53 | 121.66 | 1177 | NASDAQ | IEI | Mon, Sep 12, 2011 | 121.94 | 121.96 | 121.72 | 121.73 | 1176 | NASDAQ | IEI | Fri, Sep 9, 2011 | 121.91 | 122.08 | 121.85 | 122.05 | 1175 | NASDAQ | IEI | Thu, Sep 8, 2011 | 121.71 | 121.79 | 121.54 | 121.76 | 1174 | NASDAQ | IEI | Wed, Sep 7, 2011 | 121.57 | 121.67 | 121.45 | 121.54 | 1173 | NASDAQ | IEI | Tue, Sep 6, 2011 | 121.80 | 121.81 | 121.55 | 121.61 | 1172 | NASDAQ | IEI | Fri, Sep 2, 2011 | 121.73 | 121.81 | 121.57 | 121.70 | 1171 | NASDAQ | IEI | Thu, Sep 1, 2011 | 121.33 | 121.53 | 121.00 | 121.53 | 1170 | NASDAQ | IEI | Wed, Aug 31, 2011 | 121.62 | 121.62 | 121.26 | 121.28 | 1169 | NASDAQ | IEI | Tue, Aug 30, 2011 | 121.43 | 121.68 | 121.39 | 121.40 | 1168 | NASDAQ | IEI | Mon, Aug 29, 2011 | 121.11 | 121.24 | 121.07 | 121.18 | 1167 | NASDAQ | IEI | Fri, Aug 26, 2011 | 121.43 | 121.66 | 121.35 | 121.44 | 1166 | NASDAQ | IEI | Thu, Aug 25, 2011 | 121.11 | 121.34 | 121.05 | 121.19 | 1165 | NASDAQ | IEI | Wed, Aug 24, 2011 | 121.15 | 121.18 | 120.80 | 120.80 | 1164 | NASDAQ | IEI | Tue, Aug 23, 2011 | 121.29 | 121.56 | 121.29 | 121.31 | 1163 | NASDAQ | IEI | Mon, Aug 22, 2011 | 121.23 | 121.51 | 121.23 | 121.49 | 1162 | NASDAQ | IEI | Fri, Aug 19, 2011 | 121.59 | 121.59 | 121.38 | 121.53 | 1161 | NASDAQ | IEI | Thu, Aug 18, 2011 | 121.93 | 122.09 | 121.49 | 121.62 | 1160 | NASDAQ | IEI | Wed, Aug 17, 2011 | 121.37 | 121.53 | 121.21 | 121.52 | 1159 | NASDAQ | IEI | Tue, Aug 16, 2011 | 121.06 | 121.43 | 121.03 | 121.30 | 1158 | NASDAQ | IEI | Mon, Aug 15, 2011 | 121.20 | 121.28 | 120.99 | 121.02 | 1157 | NASDAQ | IEI | Fri, Aug 12, 2011 | 121.08 | 121.30 | 121.03 | 121.23 | 1156 | NASDAQ | IEI | Thu, Aug 11, 2011 | 121.23 | 121.37 | 120.81 | 120.93 | 1155 | NASDAQ | IEI | Wed, Aug 10, 2011 | 121.43 | 122.37 | 121.10 | 121.56 | 1154 | NASDAQ | IEI | Tue, Aug 9, 2011 | 120.11 | 121.86 | 120.06 | 120.99 | 1153 | NASDAQ | IEI | Mon, Aug 8, 2011 | 120.18 | 120.67 | 120.14 | 120.47 | 1152 | NASDAQ | IEI | Fri, Aug 5, 2011 | 119.94 | 120.23 | 119.55 | 119.76 | 1151 | NASDAQ | IEI | Thu, Aug 4, 2011 | 119.78 | 120.53 | 119.78 | 120.48 | 1150 | NASDAQ | IEI | Wed, Aug 3, 2011 | 119.72 | 119.90 | 119.65 | 119.74 | 1149 | NASDAQ | IEI | Tue, Aug 2, 2011 | 119.55 | 119.87 | 119.45 | 119.81 | 1148 | NASDAQ | IEI | Mon, Aug 1, 2011 | 119.05 | 119.50 | 119.05 | 119.27 | 1147 | NASDAQ | IEI | Fri, Jul 29, 2011 | 118.86 | 119.32 | 118.83 | 119.30 | 1146 | NASDAQ | IEI | Thu, Jul 28, 2011 | 118.49 | 118.52 | 118.34 | 118.42 | 1145 | NASDAQ | IEI | Wed, Jul 27, 2011 | 118.29 | 118.49 | 118.14 | 118.29 | 1144 | NASDAQ | IEI | Tue, Jul 26, 2011 | 118.24 | 118.52 | 118.24 | 118.45 | 1143 | NASDAQ | IEI | Mon, Jul 25, 2011 | 118.16 | 118.44 | 118.10 | 118.18 | 1142 | NASDAQ | IEI | Fri, Jul 22, 2011 | 118.30 | 118.35 | 118.19 | 118.31 | 1141 | NASDAQ | IEI | Thu, Jul 21, 2011 | 118.36 | 118.44 | 117.95 | 118.17 | 1140 | NASDAQ | IEI | Wed, Jul 20, 2011 | 118.54 | 118.62 | 118.43 | 118.46 | 1139 | NASDAQ | IEI | Tue, Jul 19, 2011 | 118.54 | 118.74 | 118.45 | 118.74 | 1138 | NASDAQ | IEI | Mon, Jul 18, 2011 | 118.65 | 118.72 | 118.53 | 118.59 | 1137 | NASDAQ | IEI | Fri, Jul 15, 2011 | 118.25 | 119.00 | 118.06 | 118.60 | 1136 | NASDAQ | IEI | Thu, Jul 14, 2011 | 118.36 | 118.55 | 118.29 | 118.31 | 1135 | NASDAQ | IEI | Wed, Jul 13, 2011 | 118.37 | 118.66 | 118.29 | 118.63 | 1134 | NASDAQ | IEI | Tue, Jul 12, 2011 | 118.42 | 118.64 | 118.21 | 118.53 | 1133 | NASDAQ | IEI | Mon, Jul 11, 2011 | 118.23 | 118.43 | 118.15 | 118.36 | 1132 | NASDAQ | IEI | Fri, Jul 8, 2011 | 117.75 | 118.01 | 117.75 | 117.85 | 1131 | NASDAQ | IEI | Thu, Jul 7, 2011 | 117.13 | 117.15 | 116.94 | 117.05 | 1130 | NASDAQ | IEI | Wed, Jul 6, 2011 | 117.52 | 117.63 | 117.38 | 117.44 | 1129 | NASDAQ | IEI | Tue, Jul 5, 2011 | 117.05 | 117.32 | 117.04 | 117.32 | 1128 | NASDAQ | IEI | Fri, Jul 1, 2011 | 117.03 | 117.06 | 116.55 | 116.75 | 1127 | NASDAQ | IEI | Thu, Jun 30, 2011 | 117.64 | 117.64 | 116.87 | 117.10 | 1126 | NASDAQ | IEI | Wed, Jun 29, 2011 | 117.59 | 117.68 | 117.25 | 117.42 | 1125 | NASDAQ | IEI | Tue, Jun 28, 2011 | 118.32 | 118.37 | 117.68 | 117.79 | 1124 | NASDAQ | IEI | Mon, Jun 27, 2011 | 118.85 | 118.86 | 118.43 | 118.53 | 1123 | NASDAQ | IEI | Fri, Jun 24, 2011 | 118.47 | 118.87 | 118.47 | 118.79 | 1122 | NASDAQ | IEI | Thu, Jun 23, 2011 | 118.38 | 118.61 | 118.11 | 118.42 | 1121 | NASDAQ | IEI | Wed, Jun 22, 2011 | 118.21 | 118.29 | 117.94 | 118.07 | 1120 | NASDAQ | IEI | Tue, Jun 21, 2011 | 118.00 | 118.12 | 117.90 | 118.03 | 1119 | NASDAQ | IEI | Mon, Jun 20, 2011 | 118.22 | 118.22 | 117.95 | 118.11 | 1118 | NASDAQ | IEI | Fri, Jun 17, 2011 | 118.04 | 118.19 | 117.99 | 118.17 | 1117 | NASDAQ | IEI | Thu, Jun 16, 2011 | 118.14 | 118.30 | 117.95 | 118.15 | 1116 | NASDAQ | IEI | Wed, Jun 15, 2011 | 117.55 | 118.08 | 117.53 | 118.02 | 1115 | NASDAQ | IEI | Tue, Jun 14, 2011 | 117.45 | 117.46 | 117.23 | 117.29 | 1114 | NASDAQ | IEI | Mon, Jun 13, 2011 | 117.70 | 118.04 | 117.70 | 117.84 | 1113 | NASDAQ | IEI | Fri, Jun 10, 2011 | 117.89 | 118.08 | 117.88 | 117.92 | 1112 | NASDAQ | IEI | Thu, Jun 9, 2011 | 118.04 | 118.12 | 117.71 | 117.80 | 1111 | NASDAQ | IEI | Wed, Jun 8, 2011 | 117.96 | 118.23 | 117.94 | 118.15 | 1110 | NASDAQ | IEI | Tue, Jun 7, 2011 | 117.59 | 117.92 | 117.49 | 117.92 | 1109 | NASDAQ | IEI | Mon, Jun 6, 2011 | 117.56 | 117.77 | 117.50 | 117.73 | 1108 | NASDAQ | IEI | Fri, Jun 3, 2011 | 117.91 | 117.91 | 117.53 | 117.65 | 1107 | NASDAQ | IEI | Thu, Jun 2, 2011 | 117.55 | 117.72 | 117.40 | 117.41 | 1106 | NASDAQ | IEI | Wed, Jun 1, 2011 | 117.48 | 117.78 | 117.46 | 117.78 | 1105 | NASDAQ | IEI | Tue, May 31, 2011 | 117.15 | 117.49 | 117.14 | 117.47 | 1104 | NASDAQ | IEI | Fri, May 27, 2011 | 117.23 | 117.38 | 117.21 | 117.33 | 1103 | NASDAQ | IEI | Thu, May 26, 2011 | 117.00 | 117.26 | 116.99 | 117.26 | 1102 | NASDAQ | IEI | Wed, May 25, 2011 | 116.88 | 116.94 | 116.76 | 116.85 | 1101 | NASDAQ | IEI | Tue, May 24, 2011 | 116.59 | 116.82 | 116.56 | 116.82 | 1100 | NASDAQ | IEI | Mon, May 23, 2011 | 116.95 | 116.95 | 116.70 | 116.75 | 1099 | NASDAQ | IEI | Fri, May 20, 2011 | 116.49 | 116.68 | 116.49 | 116.68 | 1098 | NASDAQ | IEI | Thu, May 19, 2011 | 116.04 | 116.51 | 116.04 | 116.51 | 1097 | NASDAQ | IEI | Wed, May 18, 2011 | 116.66 | 116.70 | 116.38 | 116.40 | 1096 | NASDAQ | IEI | Tue, May 17, 2011 | 116.77 | 116.84 | 116.62 | 116.74 | 1095 | NASDAQ | IEI | Mon, May 16, 2011 | 116.49 | 116.62 | 116.35 | 116.60 | 1094 | NASDAQ | IEI | Fri, May 13, 2011 | 116.33 | 116.65 | 116.28 | 116.40 | 1093 | NASDAQ | IEI | Thu, May 12, 2011 | 116.32 | 116.36 | 116.07 | 116.22 | 1092 | NASDAQ | IEI | Wed, May 11, 2011 | 115.95 | 116.33 | 115.95 | 116.31 | 1091 | NASDAQ | IEI | Tue, May 10, 2011 | 116.27 | 116.27 | 116.03 | 116.04 | 1090 | NASDAQ | IEI | Mon, May 9, 2011 | 116.31 | 116.40 | 116.27 | 116.33 | 1089 | NASDAQ | IEI | Fri, May 6, 2011 | 115.86 | 116.35 | 115.85 | 116.21 | 1088 | NASDAQ | IEI | Thu, May 5, 2011 | 115.97 | 116.16 | 115.90 | 116.12 | 1087 | NASDAQ | IEI | Wed, May 4, 2011 | 115.64 | 115.96 | 115.64 | 115.81 | 1086 | NASDAQ | IEI | Tue, May 3, 2011 | 115.74 | 115.78 | 115.63 | 115.76 | 1085 | NASDAQ | IEI | Mon, May 2, 2011 | 115.57 | 115.78 | 115.51 | 115.66 | 1084 | NASDAQ | IEI | Fri, Apr 29, 2011 | 115.58 | 115.81 | 115.54 | 115.79 | 1083 | NASDAQ | IEI | Thu, Apr 28, 2011 | 115.58 | 115.71 | 115.48 | 115.63 | 1082 | NASDAQ | IEI | Wed, Apr 27, 2011 | 115.10 | 115.36 | 115.07 | 115.35 | 1081 | NASDAQ | IEI | Tue, Apr 26, 2011 | 115.23 | 115.37 | 115.13 | 115.37 | 1080 | NASDAQ | IEI | Mon, Apr 25, 2011 | 114.96 | 115.13 | 114.93 | 115.08 | 1079 | NASDAQ | IEI | Thu, Apr 21, 2011 | 114.84 | 114.99 | 114.84 | 114.86 | 1078 | NASDAQ | IEI | Wed, Apr 20, 2011 | 115.01 | 115.01 | 114.78 | 114.84 | 1077 | NASDAQ | IEI | Tue, Apr 19, 2011 | 115.07 | 115.17 | 115.00 | 115.12 | 1076 | NASDAQ | IEI | Mon, Apr 18, 2011 | 114.90 | 115.13 | 114.77 | 115.07 | 1075 | NASDAQ | IEI | Fri, Apr 15, 2011 | 114.70 | 114.79 | 114.59 | 114.74 | 1074 | NASDAQ | IEI | Thu, Apr 14, 2011 | 114.62 | 114.65 | 114.24 | 114.25 | 1073 | NASDAQ | IEI | Wed, Apr 13, 2011 | 114.09 | 114.46 | 114.09 | 114.45 | 1072 | NASDAQ | IEI | Tue, Apr 12, 2011 | 114.10 | 114.35 | 114.10 | 114.32 | 1071 | NASDAQ | IEI | Mon, Apr 11, 2011 | 113.76 | 113.89 | 113.64 | 113.77 | 1070 | NASDAQ | IEI | Fri, Apr 8, 2011 | 113.64 | 113.81 | 113.60 | 113.73 | 1069 | NASDAQ | IEI | Thu, Apr 7, 2011 | 113.85 | 113.97 | 113.69 | 113.89 | 1068 | NASDAQ | IEI | Wed, Apr 6, 2011 | 113.79 | 113.88 | 113.65 | 113.68 | 1067 | NASDAQ | IEI | Tue, Apr 5, 2011 | 114.25 | 114.25 | 113.89 | 113.92 | 1066 | NASDAQ | IEI | Mon, Apr 4, 2011 | 114.35 | 114.46 | 114.26 | 114.35 | 1065 | NASDAQ | IEI | Fri, Apr 1, 2011 | 113.74 | 114.11 | 113.71 | 114.08 | 1064 | NASDAQ | IEI | Thu, Mar 31, 2011 | 114.50 | 114.53 | 114.16 | 114.18 | 1063 | NASDAQ | IEI | Wed, Mar 30, 2011 | 114.28 | 114.44 | 114.23 | 114.44 | 1062 | NASDAQ | IEI | Tue, Mar 29, 2011 | 114.35 | 114.44 | 114.11 | 114.15 | 1061 | NASDAQ | IEI | Mon, Mar 28, 2011 | 114.28 | 114.48 | 114.26 | 114.38 | 1060 | NASDAQ | IEI | Fri, Mar 25, 2011 | 114.77 | 114.86 | 114.38 | 114.45 | 1059 | NASDAQ | IEI | Thu, Mar 24, 2011 | 114.84 | 114.94 | 114.69 | 114.71 | 1058 | NASDAQ | IEI | Wed, Mar 23, 2011 | 115.27 | 115.33 | 115.00 | 115.02 | 1057 | NASDAQ | IEI | Tue, Mar 22, 2011 | 114.97 | 115.14 | 114.96 | 115.12 | 1056 | NASDAQ | IEI | Mon, Mar 21, 2011 | 115.37 | 115.37 | 115.05 | 115.14 | 1055 | NASDAQ | IEI | Fri, Mar 18, 2011 | 115.53 | 115.76 | 115.50 | 115.62 | 1054 | NASDAQ | IEI | Thu, Mar 17, 2011 | 115.76 | 115.88 | 115.53 | 115.78 | 1053 | NASDAQ | IEI | Wed, Mar 16, 2011 | 115.68 | 116.26 | 115.59 | 115.99 | 1052 | NASDAQ | IEI | Tue, Mar 15, 2011 | 115.85 | 115.95 | 115.29 | 115.34 | 1051 | NASDAQ | IEI | Mon, Mar 14, 2011 | 115.30 | 115.47 | 115.24 | 115.27 | 1050 | NASDAQ | IEI | Fri, Mar 11, 2011 | 115.04 | 115.08 | 114.83 | 114.99 | 1049 | NASDAQ | IEI | Thu, Mar 10, 2011 | 114.68 | 115.07 | 114.56 | 115.04 | 1048 | NASDAQ | IEI | Wed, Mar 9, 2011 | 114.27 | 114.57 | 114.16 | 114.42 | 1047 | NASDAQ | IEI | Tue, Mar 8, 2011 | 114.18 | 114.20 | 114.03 | 114.13 | 1046 | NASDAQ | IEI | Mon, Mar 7, 2011 | 114.04 | 114.46 | 114.03 | 114.18 | 1045 | NASDAQ | IEI | Fri, Mar 4, 2011 | 113.95 | 114.35 | 113.94 | 114.33 | 1044 | NASDAQ | IEI | Thu, Mar 3, 2011 | 113.93 | 113.95 | 113.66 | 113.69 | 1043 | NASDAQ | IEI | Wed, Mar 2, 2011 | 114.55 | 114.71 | 114.33 | 114.33 | 1042 | NASDAQ | IEI | Tue, Mar 1, 2011 | 114.19 | 114.63 | 114.14 | 114.63 | 1041 | NASDAQ | IEI | Mon, Feb 28, 2011 | 114.63 | 114.71 | 114.59 | 114.66 | 1040 | NASDAQ | IEI | Fri, Feb 25, 2011 | 114.32 | 114.54 | 114.32 | 114.52 | 1039 | NASDAQ | IEI | Thu, Feb 24, 2011 | 114.45 | 114.60 | 114.31 | 114.37 | 1038 | NASDAQ | IEI | Wed, Feb 23, 2011 | 114.44 | 114.57 | 114.24 | 114.32 | 1037 | NASDAQ | IEI | Tue, Feb 22, 2011 | 114.00 | 114.48 | 113.97 | 114.48 | 1036 | NASDAQ | IEI | Fri, Feb 18, 2011 | 113.48 | 113.78 | 113.45 | 113.78 | 1035 | NASDAQ | IEI | Thu, Feb 17, 2011 | 113.65 | 113.78 | 113.60 | 113.70 | 1034 | NASDAQ | IEI | Wed, Feb 16, 2011 | 113.38 | 113.53 | 113.17 | 113.38 | 1033 | NASDAQ | IEI | Tue, Feb 15, 2011 | 113.21 | 113.43 | 113.20 | 113.42 | 1032 | NASDAQ | IEI | Mon, Feb 14, 2011 | 113.14 | 113.41 | 113.14 | 113.28 | 1031 | NASDAQ | IEI | Fri, Feb 11, 2011 | 113.34 | 113.55 | 113.18 | 113.26 | 1030 | NASDAQ | IEI | Thu, Feb 10, 2011 | 113.24 | 113.35 | 113.00 | 113.08 | 1029 | NASDAQ | IEI | Wed, Feb 9, 2011 | 113.15 | 113.48 | 113.01 | 113.32 | 1028 | NASDAQ | IEI | Tue, Feb 8, 2011 | 113.44 | 113.50 | 112.94 | 112.98 | 1027 | NASDAQ | IEI | Mon, Feb 7, 2011 | 113.37 | 113.59 | 113.31 | 113.52 | 1026 | NASDAQ | IEI | Fri, Feb 4, 2011 | 113.88 | 113.94 | 113.47 | 113.61 | 1025 | NASDAQ | IEI | Thu, Feb 3, 2011 | 114.21 | 114.32 | 114.06 | 114.09 | 1024 | NASDAQ | IEI | Wed, Feb 2, 2011 | 114.94 | 114.94 | 114.41 | 114.51 | 1023 | NASDAQ | IEI | Tue, Feb 1, 2011 | 114.90 | 114.97 | 114.73 | 114.79 | 1022 | NASDAQ | IEI | Mon, Jan 31, 2011 | 115.56 | 115.61 | 115.25 | 115.34 | 1021 | NASDAQ | IEI | Fri, Jan 28, 2011 | 115.07 | 115.63 | 115.05 | 115.53 | 1020 | NASDAQ | IEI | Thu, Jan 27, 2011 | 115.05 | 115.27 | 114.91 | 115.22 | 1019 | NASDAQ | IEI | Wed, Jan 26, 2011 | 115.08 | 115.13 | 114.88 | 114.98 | 1018 | NASDAQ | IEI | Tue, Jan 25, 2011 | 115.10 | 115.34 | 114.86 | 115.26 | 1017 | NASDAQ | IEI | Mon, Jan 24, 2011 | 114.89 | 115.03 | 114.84 | 114.91 | 1016 | NASDAQ | IEI | Fri, Jan 21, 2011 | 114.63 | 114.90 | 114.56 | 114.90 | 1015 | NASDAQ | IEI | Thu, Jan 20, 2011 | 114.93 | 114.97 | 114.60 | 114.73 | 1014 | NASDAQ | IEI | Wed, Jan 19, 2011 | 115.08 | 115.28 | 115.08 | 115.24 | 1013 | NASDAQ | IEI | Tue, Jan 18, 2011 | 115.12 | 115.20 | 114.90 | 115.10 | 1012 | NASDAQ | IEI | Fri, Jan 14, 2011 | 115.48 | 115.61 | 115.23 | 115.28 | 1011 | NASDAQ | IEI | Thu, Jan 13, 2011 | 114.96 | 115.38 | 114.92 | 115.37 | 1010 | NASDAQ | IEI | Wed, Jan 12, 2011 | 114.78 | 115.03 | 114.61 | 114.92 | 1009 | NASDAQ | IEI | Tue, Jan 11, 2011 | 115.28 | 115.28 | 114.94 | 115.04 | 1008 | NASDAQ | IEI | Mon, Jan 10, 2011 | 115.11 | 115.26 | 115.07 | 115.26 | 1007 | NASDAQ | IEI | Fri, Jan 7, 2011 | 114.62 | 115.13 | 114.59 | 114.97 | 1006 | NASDAQ | IEI | Thu, Jan 6, 2011 | 114.30 | 114.47 | 114.20 | 114.39 | 1005 | NASDAQ | IEI | Wed, Jan 5, 2011 | 114.24 | 114.30 | 113.96 | 114.14 | 1004 | NASDAQ | IEI | Tue, Jan 4, 2011 | 114.80 | 114.98 | 114.63 | 114.78 | 1003 | NASDAQ | IEI | Mon, Jan 3, 2011 | 114.36 | 114.78 | 114.25 | 114.71 | 1002 | NASDAQ | IEI | Fri, Dec 31, 2010 | 114.43 | 114.84 | 114.43 | 114.65 | 1001 | NASDAQ | IEI | Thu, Dec 30, 2010 | 114.55 | 114.55 | 114.27 | 114.46 | 1000 | NASDAQ | IEI | Wed, Dec 29, 2010 | 113.87 | 114.72 | 113.82 | 114.64 | 999 | NASDAQ | IEI | Tue, Dec 28, 2010 | 114.32 | 114.36 | 113.66 | 113.82 | 998 | NASDAQ | IEI | Mon, Dec 27, 2010 | 114.33 | 114.61 | 114.15 | 114.59 | 997 | NASDAQ | IEI | Thu, Dec 23, 2010 | 114.55 | 114.55 | 114.40 | 114.46 | 996 | NASDAQ | IEI | Wed, Dec 22, 2010 | 114.93 | 114.96 | 114.61 | 114.78 | 995 | NASDAQ | IEI | Tue, Dec 21, 2010 | 114.98 | 115.07 | 114.70 | 114.96 | 994 | NASDAQ | IEI | Mon, Dec 20, 2010 | 115.12 | 115.29 | 114.81 | 114.93 | 993 | NASDAQ | IEI | Fri, Dec 17, 2010 | 114.53 | 114.99 | 114.46 | 114.87 | 992 | NASDAQ | IEI | Thu, Dec 16, 2010 | 114.08 | 114.42 | 113.78 | 114.36 | 991 | NASDAQ | IEI | Wed, Dec 15, 2010 | 114.44 | 114.62 | 113.91 | 114.10 | 990 | NASDAQ | IEI | Tue, Dec 14, 2010 | 114.84 | 114.90 | 114.07 | 114.31 | 989 | NASDAQ | IEI | Mon, Dec 13, 2010 | 114.53 | 115.11 | 114.45 | 114.97 | 988 | NASDAQ | IEI | Fri, Dec 10, 2010 | 114.92 | 114.95 | 114.56 | 114.57 | 987 | NASDAQ | IEI | Thu, Dec 9, 2010 | 115.24 | 115.29 | 114.92 | 114.98 | 986 | NASDAQ | IEI | Wed, Dec 8, 2010 | 115.28 | 115.35 | 114.83 | 115.20 | 985 | NASDAQ | IEI | Tue, Dec 7, 2010 | 116.49 | 116.54 | 115.79 | 115.93 | 984 | NASDAQ | IEI | Mon, Dec 6, 2010 | 116.79 | 116.92 | 116.74 | 116.87 | 983 | NASDAQ | IEI | Fri, Dec 3, 2010 | 116.73 | 116.73 | 116.31 | 116.43 | 982 | NASDAQ | IEI | Thu, Dec 2, 2010 | 116.38 | 116.51 | 116.19 | 116.20 | 981 | NASDAQ | IEI | Wed, Dec 1, 2010 | 116.62 | 116.81 | 116.42 | 116.47 | 980 | NASDAQ | IEI | Tue, Nov 30, 2010 | 117.61 | 117.64 | 117.37 | 117.40 | 979 | NASDAQ | IEI | Mon, Nov 29, 2010 | 117.34 | 117.36 | 117.16 | 117.21 | 978 | NASDAQ | IEI | Fri, Nov 26, 2010 | 117.07 | 117.18 | 117.04 | 117.15 | 977 | NASDAQ | IEI | Wed, Nov 24, 2010 | 117.38 | 117.38 | 116.85 | 116.93 | 976 | NASDAQ | IEI | Tue, Nov 23, 2010 | 117.73 | 117.89 | 117.62 | 117.67 | 975 | NASDAQ | IEI | Mon, Nov 22, 2010 | 117.18 | 117.55 | 117.13 | 117.51 | 974 | NASDAQ | IEI | Fri, Nov 19, 2010 | 116.93 | 117.13 | 116.93 | 117.00 | 973 | NASDAQ | IEI | Thu, Nov 18, 2010 | 117.03 | 117.09 | 116.75 | 117.05 | 972 | NASDAQ | IEI | Wed, Nov 17, 2010 | 117.41 | 117.52 | 117.20 | 117.27 | 971 | NASDAQ | IEI | Tue, Nov 16, 2010 | 117.22 | 117.32 | 116.82 | 117.32 | 970 | NASDAQ | IEI | Mon, Nov 15, 2010 | 117.41 | 117.63 | 117.02 | 117.03 | 969 | NASDAQ | IEI | Fri, Nov 12, 2010 | 118.29 | 118.41 | 117.68 | 117.86 | 968 | NASDAQ | IEI | Thu, Nov 11, 2010 | 118.62 | 118.62 | 118.21 | 118.42 | 967 | NASDAQ | IEI | Wed, Nov 10, 2010 | 118.34 | 118.66 | 117.82 | 118.60 | 966 | NASDAQ | IEI | Tue, Nov 9, 2010 | 119.01 | 119.01 | 118.29 | 118.37 | 965 | NASDAQ | IEI | Mon, Nov 8, 2010 | 119.09 | 119.14 | 118.96 | 119.02 | 964 | NASDAQ | IEI | Fri, Nov 5, 2010 | 119.27 | 119.36 | 119.06 | 119.08 | 963 | NASDAQ | IEI | Thu, Nov 4, 2010 | 119.32 | 119.51 | 119.31 | 119.41 | 962 | NASDAQ | IEI | Wed, Nov 3, 2010 | 118.86 | 119.04 | 118.66 | 119.03 | 961 | NASDAQ | IEI | Tue, Nov 2, 2010 | 118.70 | 118.77 | 118.62 | 118.70 | 960 | NASDAQ | IEI | Mon, Nov 1, 2010 | 118.76 | 118.76 | 118.46 | 118.61 | 959 | NASDAQ | IEI | Fri, Oct 29, 2010 | 118.60 | 118.79 | 118.60 | 118.74 | 958 | NASDAQ | IEI | Thu, Oct 28, 2010 | 118.24 | 118.46 | 118.23 | 118.42 | 957 | NASDAQ | IEI | Wed, Oct 27, 2010 | 118.08 | 118.09 | 117.82 | 117.83 | 956 | NASDAQ | IEI | Tue, Oct 26, 2010 | 118.35 | 118.37 | 118.16 | 118.18 | 955 | NASDAQ | IEI | Mon, Oct 25, 2010 | 118.92 | 118.94 | 118.59 | 118.61 | 954 | NASDAQ | IEI | Fri, Oct 22, 2010 | 118.70 | 118.78 | 118.65 | 118.68 | 953 | NASDAQ | IEI | Thu, Oct 21, 2010 | 118.83 | 118.93 | 118.74 | 118.75 | 952 | NASDAQ | IEI | Wed, Oct 20, 2010 | 118.88 | 119.13 | 118.84 | 119.01 | 951 | NASDAQ | IEI | Tue, Oct 19, 2010 | 118.73 | 119.08 | 118.73 | 118.96 | 950 | NASDAQ | IEI | Mon, Oct 18, 2010 | 118.68 | 118.90 | 118.63 | 118.87 | 949 | NASDAQ | IEI | Fri, Oct 15, 2010 | 118.55 | 118.63 | 118.41 | 118.46 | 948 | NASDAQ | IEI | Thu, Oct 14, 2010 | 118.82 | 118.82 | 118.49 | 118.55 | 947 | NASDAQ | IEI | Wed, Oct 13, 2010 | 118.70 | 118.93 | 118.59 | 118.91 | 946 | NASDAQ | IEI | Tue, Oct 12, 2010 | 119.07 | 119.11 | 118.78 | 118.80 | 945 | NASDAQ | IEI | Mon, Oct 11, 2010 | 119.00 | 119.14 | 118.91 | 119.01 | 944 | NASDAQ | IEI | Fri, Oct 8, 2010 | 119.10 | 119.17 | 118.93 | 118.96 | 943 | NASDAQ | IEI | Thu, Oct 7, 2010 | 118.84 | 118.90 | 118.79 | 118.86 | 942 | NASDAQ | IEI | Wed, Oct 6, 2010 | 118.91 | 118.95 | 118.69 | 118.74 | 941 | NASDAQ | IEI | Tue, Oct 5, 2010 | 118.42 | 118.51 | 118.40 | 118.47 | 940 | NASDAQ | IEI | Mon, Oct 4, 2010 | 118.28 | 118.38 | 118.25 | 118.34 | 939 | NASDAQ | IEI | Fri, Oct 1, 2010 | 117.92 | 118.18 | 117.86 | 118.13 | 938 | NASDAQ | IEI | Thu, Sep 30, 2010 | 118.17 | 118.30 | 117.79 | 118.24 | 937 | NASDAQ | IEI | Wed, Sep 29, 2010 | 118.38 | 118.40 | 118.21 | 118.28 | 936 | NASDAQ | IEI | Tue, Sep 28, 2010 | 118.12 | 118.43 | 118.12 | 118.36 | 935 | NASDAQ | IEI | Mon, Sep 27, 2010 | 117.92 | 118.16 | 117.92 | 118.13 | 934 | NASDAQ | IEI | Fri, Sep 24, 2010 | 117.71 | 117.76 | 117.66 | 117.70 | 933 | NASDAQ | IEI | Thu, Sep 23, 2010 | 118.15 | 118.15 | 117.81 | 117.94 | 932 | NASDAQ | IEI | Wed, Sep 22, 2010 | 117.97 | 118.14 | 117.82 | 117.85 | 931 | NASDAQ | IEI | Tue, Sep 21, 2010 | 117.49 | 117.88 | 117.16 | 117.88 | 930 | NASDAQ | IEI | Mon, Sep 20, 2010 | 117.17 | 117.31 | 117.04 | 117.31 | 929 | NASDAQ | IEI | Fri, Sep 17, 2010 | 117.05 | 117.20 | 117.03 | 117.09 | 928 | NASDAQ | IEI | Thu, Sep 16, 2010 | 117.03 | 117.07 | 116.83 | 116.95 | 927 | NASDAQ | IEI | Wed, Sep 15, 2010 | 117.19 | 117.35 | 117.03 | 117.06 | 926 | NASDAQ | IEI | Tue, Sep 14, 2010 | 116.95 | 117.21 | 116.92 | 117.17 | 925 | NASDAQ | IEI | Mon, Sep 13, 2010 | 116.39 | 116.83 | 116.39 | 116.78 | 924 | NASDAQ | IEI | Fri, Sep 10, 2010 | 116.35 | 116.41 | 116.24 | 116.35 | 923 | NASDAQ | IEI | Thu, Sep 9, 2010 | 116.82 | 116.82 | 116.46 | 116.50 | 922 | NASDAQ | IEI | Wed, Sep 8, 2010 | 117.12 | 117.32 | 116.88 | 117.07 | 921 | NASDAQ | IEI | Tue, Sep 7, 2010 | 117.11 | 117.33 | 117.07 | 117.30 | 920 | NASDAQ | IEI | Fri, Sep 3, 2010 | 116.66 | 116.92 | 116.66 | 116.83 | 919 | NASDAQ | IEI | Thu, Sep 2, 2010 | 117.17 | 117.24 | 117.10 | 117.15 | 918 | NASDAQ | IEI | Wed, Sep 1, 2010 | 117.50 | 117.51 | 117.05 | 117.31 | 917 | NASDAQ | IEI | Tue, Aug 31, 2010 | 117.85 | 117.89 | 117.69 | 117.86 | 916 | NASDAQ | IEI | Mon, Aug 30, 2010 | 117.39 | 117.66 | 117.39 | 117.65 | 915 | NASDAQ | IEI | Fri, Aug 27, 2010 | 117.47 | 117.67 | 116.97 | 117.04 | 914 | NASDAQ | IEI | Thu, Aug 26, 2010 | 117.58 | 117.72 | 117.51 | 117.72 | 913 | NASDAQ | IEI | Wed, Aug 25, 2010 | 118.00 | 118.05 | 117.46 | 117.53 | 912 | NASDAQ | IEI | Tue, Aug 24, 2010 | 117.73 | 117.93 | 117.66 | 117.84 | 911 | NASDAQ | IEI | Mon, Aug 23, 2010 | 117.22 | 117.42 | 117.14 | 117.39 | 910 | NASDAQ | IEI | Fri, Aug 20, 2010 | 117.41 | 117.44 | 117.16 | 117.19 | 909 | NASDAQ | IEI | Thu, Aug 19, 2010 | 117.24 | 117.58 | 117.17 | 117.46 | 908 | NASDAQ | IEI | Wed, Aug 18, 2010 | 117.40 | 117.48 | 117.19 | 117.25 | 907 | NASDAQ | IEI | Tue, Aug 17, 2010 | 117.30 | 117.36 | 117.20 | 117.35 | 906 | NASDAQ | IEI | Mon, Aug 16, 2010 | 117.54 | 117.62 | 117.37 | 117.56 | 905 | NASDAQ | IEI | Fri, Aug 13, 2010 | 117.12 | 117.19 | 117.07 | 117.19 | 904 | NASDAQ | IEI | Thu, Aug 12, 2010 | 117.26 | 117.26 | 116.98 | 117.01 | 903 | NASDAQ | IEI | Wed, Aug 11, 2010 | 117.25 | 117.38 | 117.15 | 117.27 | 902 | NASDAQ | IEI | Tue, Aug 10, 2010 | 116.56 | 117.05 | 116.41 | 117.04 | 901 | NASDAQ | IEI | Mon, Aug 9, 2010 | 116.68 | 116.68 | 116.55 | 116.62 | 900 | NASDAQ | IEI | Fri, Aug 6, 2010 | 116.66 | 116.80 | 116.56 | 116.73 | 899 | NASDAQ | IEI | Thu, Aug 5, 2010 | 116.20 | 116.38 | 116.18 | 116.37 | 898 | NASDAQ | IEI | Wed, Aug 4, 2010 | 116.28 | 116.28 | 116.04 | 116.06 | 897 | NASDAQ | IEI | Tue, Aug 3, 2010 | 116.27 | 116.48 | 116.20 | 116.44 | 896 | NASDAQ | IEI | Mon, Aug 2, 2010 | 115.99 | 116.13 | 115.90 | 115.94 | 895 | NASDAQ | IEI | Fri, Jul 30, 2010 | 116.33 | 116.41 | 116.17 | 116.38 | 894 | NASDAQ | IEI | Thu, Jul 29, 2010 | 115.73 | 116.08 | 115.72 | 115.98 | 893 | NASDAQ | IEI | Wed, Jul 28, 2010 | 115.28 | 115.71 | 115.26 | 115.68 | 892 | NASDAQ | IEI | Tue, Jul 27, 2010 | 115.27 | 115.41 | 115.22 | 115.25 | 891 | NASDAQ | IEI | Mon, Jul 26, 2010 | 115.41 | 115.55 | 115.32 | 115.53 | 890 | NASDAQ | IEI | Fri, Jul 23, 2010 | 115.76 | 115.85 | 115.52 | 115.56 | 889 | NASDAQ | IEI | Thu, Jul 22, 2010 | 115.82 | 115.88 | 115.65 | 115.85 | 888 | NASDAQ | IEI | Wed, Jul 21, 2010 | 115.75 | 116.09 | 115.72 | 116.06 | 887 | NASDAQ | IEI | Tue, Jul 20, 2010 | 115.82 | 115.94 | 115.70 | 115.74 | 886 | NASDAQ | IEI | Mon, Jul 19, 2010 | 115.72 | 115.79 | 115.58 | 115.64 | 885 | NASDAQ | IEI | Fri, Jul 16, 2010 | 115.46 | 115.84 | 115.46 | 115.75 | 884 | NASDAQ | IEI | Thu, Jul 15, 2010 | 115.18 | 115.49 | 115.18 | 115.37 | 883 | NASDAQ | IEI | Wed, Jul 14, 2010 | 114.90 | 115.08 | 114.78 | 115.05 | 882 | NASDAQ | IEI | Tue, Jul 13, 2010 | 114.83 | 114.83 | 114.52 | 114.60 | 881 | NASDAQ | IEI | Mon, Jul 12, 2010 | 114.90 | 115.10 | 114.88 | 114.91 | 880 | NASDAQ | IEI | Fri, Jul 9, 2010 | 114.90 | 114.94 | 114.82 | 114.85 | 879 | NASDAQ | IEI | Thu, Jul 8, 2010 | 114.92 | 115.08 | 114.78 | 114.98 | 878 | NASDAQ | IEI | Wed, Jul 7, 2010 | 115.34 | 115.34 | 115.10 | 115.12 | 877 | NASDAQ | IEI | Tue, Jul 6, 2010 | 114.99 | 115.32 | 114.93 | 115.26 | 876 | NASDAQ | IEI | Fri, Jul 2, 2010 | 114.97 | 115.12 | 114.82 | 114.99 | 875 | NASDAQ | IEI | Thu, Jul 1, 2010 | 115.15 | 115.37 | 115.04 | 115.06 | 874 | NASDAQ | IEI | Wed, Jun 30, 2010 | 115.40 | 115.40 | 115.10 | 115.33 | 873 | NASDAQ | IEI | Tue, Jun 29, 2010 | 115.20 | 115.40 | 115.20 | 115.36 | 872 | NASDAQ | IEI | Mon, Jun 28, 2010 | 114.92 | 115.10 | 114.85 | 115.10 | 871 | NASDAQ | IEI | Fri, Jun 25, 2010 | 114.51 | 114.82 | 114.51 | 114.65 | 870 | NASDAQ | IEI | Thu, Jun 24, 2010 | 114.66 | 114.71 | 114.39 | 114.53 | 869 | NASDAQ | IEI | Wed, Jun 23, 2010 | 114.33 | 114.55 | 114.28 | 114.49 | 868 | NASDAQ | IEI | Tue, Jun 22, 2010 | 113.95 | 114.26 | 113.84 | 114.26 | 867 | NASDAQ | IEI | Mon, Jun 21, 2010 | 113.52 | 113.89 | 113.52 | 113.81 | 866 | NASDAQ | IEI | Fri, Jun 18, 2010 | 113.96 | 114.00 | 113.85 | 113.91 | 865 | NASDAQ | IEI | Thu, Jun 17, 2010 | 113.81 | 114.12 | 113.80 | 114.01 | 864 | NASDAQ | IEI | Wed, Jun 16, 2010 | 113.72 | 113.79 | 113.57 | 113.72 | 863 | NASDAQ | IEI | Tue, Jun 15, 2010 | 113.78 | 113.81 | 113.45 | 113.51 | 862 | NASDAQ | IEI | Mon, Jun 14, 2010 | 113.50 | 113.75 | 113.35 | 113.73 | 861 | NASDAQ | IEI | Fri, Jun 11, 2010 | 113.70 | 113.91 | 113.50 | 113.82 | 860 | NASDAQ | IEI | Thu, Jun 10, 2010 | 113.71 | 113.74 | 113.36 | 113.40 | 859 | NASDAQ | IEI | Wed, Jun 9, 2010 | 113.83 | 114.07 | 113.76 | 114.04 | 858 | NASDAQ | IEI | Tue, Jun 8, 2010 | 114.08 | 114.20 | 113.95 | 114.00 | 857 | NASDAQ | IEI | Mon, Jun 7, 2010 | 113.93 | 114.25 | 113.90 | 114.22 | 856 | NASDAQ | IEI | Fri, Jun 4, 2010 | 113.80 | 114.00 | 113.69 | 113.98 | 855 | NASDAQ | IEI | Thu, Jun 3, 2010 | 112.91 | 113.22 | 112.83 | 113.07 | 854 | NASDAQ | IEI | Wed, Jun 2, 2010 | 113.49 | 113.51 | 113.13 | 113.16 | 853 | NASDAQ | IEI | Tue, Jun 1, 2010 | 113.61 | 113.64 | 113.32 | 113.53 | 852 | NASDAQ | IEI | Fri, May 28, 2010 | 113.35 | 113.69 | 113.28 | 113.45 | 851 | NASDAQ | IEI | Thu, May 27, 2010 | 113.31 | 113.31 | 113.06 | 113.18 | 850 | NASDAQ | IEI | Wed, May 26, 2010 | 113.79 | 113.80 | 113.40 | 113.80 | 849 | NASDAQ | IEI | Tue, May 25, 2010 | 114.29 | 114.44 | 113.94 | 114.01 | 848 | NASDAQ | IEI | Mon, May 24, 2010 | 114.03 | 114.15 | 113.82 | 113.89 | 847 | NASDAQ | IEI | Fri, May 21, 2010 | 114.48 | 114.48 | 113.84 | 113.91 | 846 | NASDAQ | IEI | Thu, May 20, 2010 | 113.80 | 114.16 | 113.72 | 113.94 | 845 | NASDAQ | IEI | Wed, May 19, 2010 | 113.40 | 113.70 | 113.32 | 113.37 | 844 | NASDAQ | IEI | Tue, May 18, 2010 | 112.95 | 113.49 | 112.93 | 113.43 | 843 | NASDAQ | IEI | Mon, May 17, 2010 | 113.11 | 113.35 | 112.93 | 112.97 | 842 | NASDAQ | IEI | Fri, May 14, 2010 | 112.93 | 113.28 | 112.90 | 113.13 | 841 | NASDAQ | IEI | Thu, May 13, 2010 | 112.57 | 112.60 | 112.26 | 112.60 | 840 | NASDAQ | IEI | Wed, May 12, 2010 | 112.50 | 112.55 | 112.39 | 112.41 | 839 | NASDAQ | IEI | Tue, May 11, 2010 | 112.68 | 112.69 | 112.36 | 112.59 | 838 | NASDAQ | IEI | Mon, May 10, 2010 | 112.30 | 112.65 | 112.25 | 112.47 | 837 | NASDAQ | IEI | Fri, May 7, 2010 | 113.06 | 113.57 | 112.77 | 113.02 | 836 | NASDAQ | IEI | Thu, May 6, 2010 | 112.51 | 169.69 | 112.24 | 113.00 | 835 | NASDAQ | IEI | Wed, May 5, 2010 | 112.37 | 112.62 | 112.22 | 112.37 | 834 | NASDAQ | IEI | Tue, May 4, 2010 | 112.04 | 112.06 | 111.90 | 112.00 | 833 | NASDAQ | IEI | Mon, May 3, 2010 | 111.61 | 111.65 | 111.47 | 111.54 | 832 | NASDAQ | IEI | Fri, Apr 30, 2010 | 111.78 | 112.04 | 111.75 | 111.98 | 831 | NASDAQ | IEI | Thu, Apr 29, 2010 | 111.51 | 111.69 | 111.41 | 111.64 | 830 | NASDAQ | IEI | Wed, Apr 28, 2010 | 111.60 | 111.64 | 111.36 | 111.48 | 829 | NASDAQ | IEI | Tue, Apr 27, 2010 | 111.48 | 111.89 | 111.39 | 111.86 | 828 | NASDAQ | IEI | Mon, Apr 26, 2010 | 111.14 | 111.23 | 111.04 | 111.11 | 827 | NASDAQ | IEI | Fri, Apr 23, 2010 | 111.05 | 111.07 | 110.92 | 111.02 | 826 | NASDAQ | IEI | Thu, Apr 22, 2010 | 111.54 | 111.62 | 111.18 | 111.19 | 825 | NASDAQ | IEI | Wed, Apr 21, 2010 | 111.29 | 111.43 | 111.22 | 111.41 | 824 | NASDAQ | IEI | Tue, Apr 20, 2010 | 111.23 | 111.25 | 111.06 | 111.25 | 823 | NASDAQ | IEI | Mon, Apr 19, 2010 | 111.48 | 111.48 | 111.28 | 111.30 | 822 | NASDAQ | IEI | Fri, Apr 16, 2010 | 111.20 | 111.57 | 111.15 | 111.53 | 821 | NASDAQ | IEI | Thu, Apr 15, 2010 | 110.88 | 111.13 | 110.82 | 111.09 | 820 | NASDAQ | IEI | Wed, Apr 14, 2010 | 111.06 | 111.09 | 110.87 | 110.89 | 819 | NASDAQ | IEI | Tue, Apr 13, 2010 | 111.15 | 111.16 | 110.89 | 111.01 | 818 | NASDAQ | IEI | Mon, Apr 12, 2010 | 110.84 | 110.98 | 110.74 | 110.88 | 817 | NASDAQ | IEI | Fri, Apr 9, 2010 | 110.57 | 110.72 | 110.43 | 110.67 | 816 | NASDAQ | IEI | Thu, Apr 8, 2010 | 110.82 | 110.92 | 110.61 | 110.64 | 815 | NASDAQ | IEI | Wed, Apr 7, 2010 | 110.35 | 110.78 | 110.32 | 110.71 | 814 | NASDAQ | IEI | Tue, Apr 6, 2010 | 110.30 | 110.39 | 110.15 | 110.31 | 813 | NASDAQ | IEI | Mon, Apr 5, 2010 | 110.31 | 110.33 | 109.98 | 110.09 | 812 | NASDAQ | IEI | Thu, Apr 1, 2010 | 110.87 | 110.92 | 110.77 | 110.82 | 811 | NASDAQ | IEI | Wed, Mar 31, 2010 | 111.10 | 111.23 | 111.07 | 111.18 | 810 | NASDAQ | IEI | Tue, Mar 30, 2010 | 110.94 | 110.99 | 110.79 | 110.98 | 809 | NASDAQ | IEI | Mon, Mar 29, 2010 | 110.99 | 111.08 | 110.86 | 110.94 | 808 | NASDAQ | IEI | Fri, Mar 26, 2010 | 110.64 | 110.98 | 110.64 | 110.94 | 807 | NASDAQ | IEI | Thu, Mar 25, 2010 | 110.89 | 110.93 | 110.51 | 110.77 | 806 | NASDAQ | IEI | Wed, Mar 24, 2010 | 111.32 | 111.36 | 110.85 | 110.92 | 805 | NASDAQ | IEI | Tue, Mar 23, 2010 | 111.81 | 111.84 | 111.64 | 111.65 | 804 | NASDAQ | IEI | Mon, Mar 22, 2010 | 111.76 | 111.76 | 111.63 | 111.75 | 803 | NASDAQ | IEI | Fri, Mar 19, 2010 | 111.58 | 111.71 | 111.46 | 111.48 | 802 | NASDAQ | IEI | Thu, Mar 18, 2010 | 111.86 | 111.86 | 111.63 | 111.67 | 801 | NASDAQ | IEI | Wed, Mar 17, 2010 | 111.95 | 111.97 | 111.77 | 111.92 | 800 | NASDAQ | IEI | Tue, Mar 16, 2010 | 111.67 | 111.97 | 111.63 | 111.93 | 799 | NASDAQ | IEI | Mon, Mar 15, 2010 | 111.64 | 111.67 | 111.52 | 111.65 | 798 | NASDAQ | IEI | Fri, Mar 12, 2010 | 111.42 | 111.72 | 111.37 | 111.59 | 797 | NASDAQ | IEI | Thu, Mar 11, 2010 | 111.65 | 111.65 | 111.49 | 111.58 | 796 | NASDAQ | IEI | Wed, Mar 10, 2010 | 111.79 | 111.79 | 111.64 | 111.71 | 795 | NASDAQ | IEI | Tue, Mar 9, 2010 | 111.97 | 111.97 | 111.80 | 111.88 | 794 | NASDAQ | IEI | Mon, Mar 8, 2010 | 111.76 | 111.81 | 111.70 | 111.74 | 793 | NASDAQ | IEI | Fri, Mar 5, 2010 | 111.96 | 111.96 | 111.75 | 111.87 | 792 | NASDAQ | IEI | Thu, Mar 4, 2010 | 112.12 | 112.32 | 112.04 | 112.25 | 791 | NASDAQ | IEI | Wed, Mar 3, 2010 | 112.07 | 112.24 | 112.04 | 112.22 | 790 | NASDAQ | IEI | Tue, Mar 2, 2010 | 112.04 | 112.23 | 111.99 | 112.22 | 789 | NASDAQ | IEI | Mon, Mar 1, 2010 | 112.18 | 112.23 | 112.06 | 112.12 | 788 | NASDAQ | IEI | Fri, Feb 26, 2010 | 112.21 | 112.39 | 112.18 | 112.26 | 787 | NASDAQ | IEI | Thu, Feb 25, 2010 | 112.23 | 112.23 | 112.04 | 112.16 | 786 | NASDAQ | IEI | Wed, Feb 24, 2010 | 111.82 | 111.96 | 111.75 | 111.80 | 785 | NASDAQ | IEI | Tue, Feb 23, 2010 | 111.48 | 111.86 | 111.40 | 111.83 | 784 | NASDAQ | IEI | Mon, Feb 22, 2010 | 111.26 | 111.36 | 111.24 | 111.30 | 783 | NASDAQ | IEI | Fri, Feb 19, 2010 | 111.25 | 111.31 | 111.11 | 111.27 | 782 | NASDAQ | IEI | Thu, Feb 18, 2010 | 111.67 | 111.67 | 111.27 | 111.40 | 781 | NASDAQ | IEI | Wed, Feb 17, 2010 | 111.86 | 111.95 | 111.55 | 111.63 | 780 | NASDAQ | IEI | Tue, Feb 16, 2010 | 111.69 | 112.10 | 111.69 | 112.01 | 779 | NASDAQ | IEI | Fri, Feb 12, 2010 | 111.93 | 111.99 | 111.87 | 111.91 | 778 | NASDAQ | IEI | Thu, Feb 11, 2010 | 111.70 | 111.74 | 111.55 | 111.70 | 777 | NASDAQ | IEI | Wed, Feb 10, 2010 | 112.02 | 112.02 | 111.63 | 111.67 | 776 | NASDAQ | IEI | Tue, Feb 9, 2010 | 112.17 | 112.28 | 111.92 | 111.98 | 775 | NASDAQ | IEI | Mon, Feb 8, 2010 | 112.15 | 112.32 | 112.13 | 112.22 | 774 | NASDAQ | IEI | Fri, Feb 5, 2010 | 112.13 | 112.52 | 112.07 | 112.34 | 773 | NASDAQ | IEI | Thu, Feb 4, 2010 | 111.83 | 112.08 | 111.75 | 112.08 | 772 | NASDAQ | IEI | Wed, Feb 3, 2010 | 111.58 | 111.62 | 111.44 | 111.44 | 771 | NASDAQ | IEI | Tue, Feb 2, 2010 | 111.70 | 111.75 | 111.60 | 111.68 | 770 | NASDAQ | IEI | Mon, Feb 1, 2010 | 111.74 | 111.74 | 111.53 | 111.63 | 769 | NASDAQ | IEI | Fri, Jan 29, 2010 | 111.63 | 112.04 | 111.52 | 112.04 | 768 | NASDAQ | IEI | Thu, Jan 28, 2010 | 111.52 | 111.77 | 111.52 | 111.77 | 767 | NASDAQ | IEI | Wed, Jan 27, 2010 | 111.99 | 112.07 | 111.61 | 111.63 | 766 | NASDAQ | IEI | Tue, Jan 26, 2010 | 111.97 | 111.98 | 111.74 | 111.87 | 765 | NASDAQ | IEI | Mon, Jan 25, 2010 | 111.67 | 111.80 | 111.67 | 111.73 | 764 | NASDAQ | IEI | Fri, Jan 22, 2010 | 111.70 | 111.87 | 111.69 | 111.83 | 763 | NASDAQ | IEI | Thu, Jan 21, 2010 | 111.34 | 111.79 | 111.29 | 111.77 | 762 | NASDAQ | IEI | Wed, Jan 20, 2010 | 111.45 | 111.59 | 111.42 | 111.46 | 761 | NASDAQ | IEI | Tue, Jan 19, 2010 | 111.32 | 111.32 | 111.20 | 111.25 | 760 | NASDAQ | IEI | Fri, Jan 15, 2010 | 111.31 | 111.50 | 111.31 | 111.36 | 759 | NASDAQ | IEI | Thu, Jan 14, 2010 | 111.06 | 111.20 | 110.96 | 111.06 | 758 | NASDAQ | IEI | Wed, Jan 13, 2010 | 110.93 | 111.08 | 110.76 | 110.79 | 757 | NASDAQ | IEI | Tue, Jan 12, 2010 | 111.10 | 111.17 | 110.98 | 111.16 | 756 | NASDAQ | IEI | Mon, Jan 11, 2010 | 110.62 | 110.74 | 110.57 | 110.68 | 755 | NASDAQ | IEI | Fri, Jan 8, 2010 | 110.70 | 110.70 | 110.51 | 110.56 | 754 | NASDAQ | IEI | Thu, Jan 7, 2010 | 110.45 | 110.60 | 110.35 | 110.40 | 753 | NASDAQ | IEI | Wed, Jan 6, 2010 | 110.64 | 110.64 | 110.34 | 110.44 | 752 | NASDAQ | IEI | Tue, Jan 5, 2010 | 110.60 | 110.75 | 110.51 | 110.59 | 751 | NASDAQ | IEI | Mon, Jan 4, 2010 | 110.16 | 110.33 | 110.11 | 110.24 | 750 | NASDAQ | IEI | Thu, Dec 31, 2009 | 109.97 | 110.16 | 109.74 | 110.16 | 749 | NASDAQ | IEI | Wed, Dec 30, 2009 | 110.27 | 110.40 | 110.20 | 110.37 | 748 | NASDAQ | IEI | Tue, Dec 29, 2009 | 110.26 | 110.34 | 110.12 | 110.34 | 747 | NASDAQ | IEI | Mon, Dec 28, 2009 | 110.53 | 110.57 | 110.36 | 110.37 | 746 | NASDAQ | IEI | Thu, Dec 24, 2009 | 110.86 | 110.88 | 110.67 | 110.71 | 745 | NASDAQ | IEI | Wed, Dec 23, 2009 | 111.13 | 111.18 | 110.89 | 110.91 | 744 | NASDAQ | IEI | Tue, Dec 22, 2009 | 111.16 | 111.16 | 110.98 | 111.00 | 743 | NASDAQ | IEI | Mon, Dec 21, 2009 | 111.62 | 111.62 | 111.26 | 111.31 | 742 | NASDAQ | IEI | Fri, Dec 18, 2009 | 112.03 | 112.12 | 111.90 | 111.91 | 741 | NASDAQ | IEI | Thu, Dec 17, 2009 | 112.08 | 112.23 | 111.96 | 112.23 | 740 | NASDAQ | IEI | Wed, Dec 16, 2009 | 111.73 | 111.84 | 111.50 | 111.60 | 739 | NASDAQ | IEI | Tue, Dec 15, 2009 | 111.50 | 111.65 | 111.43 | 111.58 | 738 | NASDAQ | IEI | Mon, Dec 14, 2009 | 111.95 | 112.01 | 111.77 | 111.78 | 737 | NASDAQ | IEI | Fri, Dec 11, 2009 | 111.94 | 112.03 | 111.77 | 111.99 | 736 | NASDAQ | IEI | Thu, Dec 10, 2009 | 112.23 | 112.35 | 112.03 | 112.24 | 735 | NASDAQ | IEI | Wed, Dec 9, 2009 | 112.69 | 112.74 | 112.37 | 112.51 | 734 | NASDAQ | IEI | Tue, Dec 8, 2009 | 112.61 | 112.74 | 112.55 | 112.64 | 733 | NASDAQ | IEI | Mon, Dec 7, 2009 | 112.07 | 112.37 | 112.06 | 112.28 | 732 | NASDAQ | IEI | Fri, Dec 4, 2009 | 112.01 | 112.12 | 111.85 | 112.02 | 731 | NASDAQ | IEI | Thu, Dec 3, 2009 | 112.46 | 112.64 | 112.44 | 112.64 | 730 | NASDAQ | IEI | Wed, Dec 2, 2009 | 113.06 | 113.06 | 112.73 | 112.79 | 729 | NASDAQ | IEI | Tue, Dec 1, 2009 | 113.23 | 113.23 | 112.97 | 112.97 | 728 | NASDAQ | IEI | Mon, Nov 30, 2009 | 113.57 | 113.75 | 113.49 | 113.74 | 727 | NASDAQ | IEI | Fri, Nov 27, 2009 | 113.66 | 113.66 | 113.47 | 113.62 | 726 | NASDAQ | IEI | Wed, Nov 25, 2009 | 113.10 | 113.25 | 112.91 | 113.23 | 725 | NASDAQ | IEI | Tue, Nov 24, 2009 | 112.73 | 113.09 | 112.73 | 113.02 | 724 | NASDAQ | IEI | Mon, Nov 23, 2009 | 112.45 | 112.68 | 112.45 | 112.68 | 723 | NASDAQ | IEI | Fri, Nov 20, 2009 | 112.78 | 112.84 | 112.61 | 112.68 | 722 | NASDAQ | IEI | Thu, Nov 19, 2009 | 112.65 | 112.83 | 112.55 | 112.69 | 721 | NASDAQ | IEI | Wed, Nov 18, 2009 | 112.64 | 112.64 | 112.45 | 112.55 | 720 | NASDAQ | IEI | Tue, Nov 17, 2009 | 112.47 | 112.70 | 112.41 | 112.63 | 719 | NASDAQ | IEI | Mon, Nov 16, 2009 | 112.13 | 112.61 | 112.10 | 112.55 | 718 | NASDAQ | IEI | Fri, Nov 13, 2009 | 112.13 | 112.18 | 112.00 | 112.18 | 717 | NASDAQ | IEI | Thu, Nov 12, 2009 | 111.98 | 112.13 | 111.84 | 112.05 | 716 | NASDAQ | IEI | Wed, Nov 11, 2009 | 111.94 | 112.17 | 111.93 | 112.10 | 715 | NASDAQ | IEI | Tue, Nov 10, 2009 | 112.08 | 112.08 | 111.79 | 111.93 | 714 | NASDAQ | IEI | Mon, Nov 9, 2009 | 111.91 | 112.00 | 111.80 | 111.94 | 713 | NASDAQ | IEI | Fri, Nov 6, 2009 | 111.82 | 111.91 | 111.71 | 111.88 | 712 | NASDAQ | IEI | Thu, Nov 5, 2009 | 111.47 | 111.65 | 111.43 | 111.64 | 711 | NASDAQ | IEI | Wed, Nov 4, 2009 | 111.43 | 111.52 | 111.20 | 111.50 | 710 | NASDAQ | IEI | Tue, Nov 3, 2009 | 111.84 | 111.84 | 111.49 | 111.56 | 709 | NASDAQ | IEI | Mon, Nov 2, 2009 | 111.87 | 111.88 | 111.16 | 111.67 | 708 | NASDAQ | IEI | Fri, Oct 30, 2009 | 112.23 | 112.52 | 112.12 | 112.44 | 707 | NASDAQ | IEI | Thu, Oct 29, 2009 | 111.96 | 112.03 | 111.76 | 111.95 | 706 | NASDAQ | IEI | Wed, Oct 28, 2009 | 112.04 | 112.32 | 111.97 | 112.24 | 705 | NASDAQ | IEI | Tue, Oct 27, 2009 | 111.58 | 112.03 | 111.44 | 112.03 | 704 | NASDAQ | IEI | Mon, Oct 26, 2009 | 111.52 | 111.59 | 111.29 | 111.37 | 703 | NASDAQ | IEI | Fri, Oct 23, 2009 | 111.72 | 111.85 | 111.65 | 111.68 | 702 | NASDAQ | IEI | Thu, Oct 22, 2009 | 111.92 | 112.13 | 111.87 | 112.09 | 701 | NASDAQ | IEI | Wed, Oct 21, 2009 | 112.14 | 112.29 | 111.94 | 112.19 | 700 | NASDAQ | IEI | Tue, Oct 20, 2009 | 112.47 | 112.62 | 112.36 | 112.51 | 699 | NASDAQ | IEI | Mon, Oct 19, 2009 | 111.92 | 112.20 | 111.90 | 112.15 | 698 | NASDAQ | IEI | Fri, Oct 16, 2009 | 111.91 | 112.12 | 111.87 | 112.11 | 697 | NASDAQ | IEI | Thu, Oct 15, 2009 | 111.94 | 112.22 | 111.82 | 111.87 | 696 | NASDAQ | IEI | Wed, Oct 14, 2009 | 112.19 | 112.38 | 112.04 | 112.13 | 695 | NASDAQ | IEI | Tue, Oct 13, 2009 | 112.40 | 112.61 | 112.36 | 112.53 | 694 | NASDAQ | IEI | Mon, Oct 12, 2009 | 112.11 | 112.38 | 112.06 | 112.24 | 693 | NASDAQ | IEI | Fri, Oct 9, 2009 | 112.28 | 112.40 | 112.01 | 112.07 | 692 | NASDAQ | IEI | Thu, Oct 8, 2009 | 112.92 | 112.98 | 112.64 | 112.77 | 691 | NASDAQ | IEI | Wed, Oct 7, 2009 | 112.80 | 113.06 | 112.80 | 112.97 | 690 | NASDAQ | IEI | Tue, Oct 6, 2009 | 112.66 | 112.70 | 112.54 | 112.59 | 689 | NASDAQ | IEI | Mon, Oct 5, 2009 | 112.98 | 112.98 | 112.69 | 112.74 | 688 | NASDAQ | IEI | Fri, Oct 2, 2009 | 113.13 | 113.13 | 112.71 | 112.73 | 687 | NASDAQ | IEI | Thu, Oct 1, 2009 | 112.59 | 112.91 | 112.49 | 112.86 | 686 | NASDAQ | IEI | Wed, Sep 30, 2009 | 112.27 | 112.50 | 112.24 | 112.50 | 685 | NASDAQ | IEI | Tue, Sep 29, 2009 | 112.07 | 112.33 | 112.04 | 112.26 | 684 | NASDAQ | IEI | Mon, Sep 28, 2009 | 112.27 | 112.36 | 112.11 | 112.32 | 683 | NASDAQ | IEI | Fri, Sep 25, 2009 | 112.22 | 112.32 | 112.01 | 112.19 | 682 | NASDAQ | IEI | Thu, Sep 24, 2009 | 112.07 | 112.23 | 111.92 | 112.12 | 681 | NASDAQ | IEI | Wed, Sep 23, 2009 | 111.64 | 112.10 | 111.47 | 111.99 | 680 | NASDAQ | IEI | Tue, Sep 22, 2009 | 111.48 | 111.77 | 111.48 | 111.73 | 679 | NASDAQ | IEI | Mon, Sep 21, 2009 | 111.64 | 111.78 | 111.46 | 111.56 | 678 | NASDAQ | IEI | Fri, Sep 18, 2009 | 111.73 | 111.75 | 111.40 | 111.47 | 677 | NASDAQ | IEI | Thu, Sep 17, 2009 | 111.59 | 111.91 | 111.47 | 111.84 | 676 | NASDAQ | IEI | Wed, Sep 16, 2009 | 111.89 | 111.95 | 111.45 | 111.50 | 675 | NASDAQ | IEI | Tue, Sep 15, 2009 | 111.66 | 111.91 | 111.66 | 111.79 | 674 | NASDAQ | IEI | Mon, Sep 14, 2009 | 112.15 | 112.22 | 111.94 | 111.98 | 673 | NASDAQ | IEI | Fri, Sep 11, 2009 | 112.31 | 112.58 | 112.21 | 112.21 | 672 | NASDAQ | IEI | Thu, Sep 10, 2009 | 112.10 | 112.30 | 112.00 | 112.19 | 671 | NASDAQ | IEI | Wed, Sep 9, 2009 | 111.55 | 111.82 | 111.55 | 111.78 | 670 | NASDAQ | IEI | Tue, Sep 8, 2009 | 111.75 | 112.01 | 111.71 | 111.75 | 669 | NASDAQ | IEI | Fri, Sep 4, 2009 | 112.14 | 112.20 | 111.81 | 111.83 | 668 | NASDAQ | IEI | Thu, Sep 3, 2009 | 112.14 | 112.31 | 112.04 | 112.10 | 667 | NASDAQ | IEI | Wed, Sep 2, 2009 | 112.13 | 112.38 | 112.05 | 112.37 | 666 | NASDAQ | IEI | Tue, Sep 1, 2009 | 111.76 | 112.04 | 111.49 | 111.94 | 665 | NASDAQ | IEI | Mon, Aug 31, 2009 | 111.77 | 111.93 | 111.58 | 111.90 | 664 | NASDAQ | IEI | Fri, Aug 28, 2009 | 111.24 | 111.64 | 111.19 | 111.64 | 663 | NASDAQ | IEI | Thu, Aug 27, 2009 | 111.36 | 111.61 | 111.27 | 111.39 | 662 | NASDAQ | IEI | Wed, Aug 26, 2009 | 111.49 | 111.54 | 111.36 | 111.53 | 661 | NASDAQ | IEI | Tue, Aug 25, 2009 | 111.20 | 111.46 | 111.05 | 111.46 | 660 | NASDAQ | IEI | Mon, Aug 24, 2009 | 110.73 | 111.30 | 110.73 | 111.28 | 659 | NASDAQ | IEI | Fri, Aug 21, 2009 | 111.54 | 111.55 | 110.80 | 110.80 | 658 | NASDAQ | IEI | Thu, Aug 20, 2009 | 111.45 | 111.62 | 111.27 | 111.55 | 657 | NASDAQ | IEI | Wed, Aug 19, 2009 | 111.64 | 111.66 | 111.32 | 111.43 | 656 | NASDAQ | IEI | Tue, Aug 18, 2009 | 111.46 | 111.47 | 111.22 | 111.28 | 655 | NASDAQ | IEI | Mon, Aug 17, 2009 | 111.33 | 111.53 | 111.33 | 111.52 | 654 | NASDAQ | IEI | Fri, Aug 14, 2009 | 111.00 | 111.34 | 110.92 | 110.98 | 653 | NASDAQ | IEI | Thu, Aug 13, 2009 | 110.44 | 110.79 | 110.40 | 110.73 | 652 | NASDAQ | IEI | Wed, Aug 12, 2009 | 110.40 | 111.16 | 109.87 | 110.23 | 651 | NASDAQ | IEI | Tue, Aug 11, 2009 | 110.13 | 110.28 | 110.03 | 110.23 | 650 | NASDAQ | IEI | Mon, Aug 10, 2009 | 109.60 | 109.95 | 109.55 | 109.94 | 649 | NASDAQ | IEI | Fri, Aug 7, 2009 | 109.47 | 109.55 | 109.28 | 109.42 | 648 | NASDAQ | IEI | Thu, Aug 6, 2009 | 109.86 | 110.12 | 109.83 | 109.91 | 647 | NASDAQ | IEI | Wed, Aug 5, 2009 | 109.86 | 110.45 | 109.86 | 109.89 | 646 | NASDAQ | IEI | Tue, Aug 4, 2009 | 110.42 | 110.42 | 109.90 | 110.10 | 645 | NASDAQ | IEI | Mon, Aug 3, 2009 | 110.48 | 110.54 | 110.05 | 110.22 | 644 | NASDAQ | IEI | Fri, Jul 31, 2009 | 110.71 | 111.18 | 110.62 | 111.17 | 643 | NASDAQ | IEI | Thu, Jul 30, 2009 | 110.24 | 110.51 | 110.02 | 110.51 | 642 | NASDAQ | IEI | Wed, Jul 29, 2009 | 110.64 | 110.69 | 110.00 | 110.33 | 641 | NASDAQ | IEI | Tue, Jul 28, 2009 | 110.67 | 110.99 | 110.46 | 110.46 | 640 | NASDAQ | IEI | Mon, Jul 27, 2009 | 110.44 | 110.60 | 110.28 | 110.53 | 639 | NASDAQ | IEI | Fri, Jul 24, 2009 | 110.60 | 110.79 | 110.59 | 110.75 | 638 | NASDAQ | IEI | Thu, Jul 23, 2009 | 111.33 | 111.33 | 110.51 | 110.58 | 637 | NASDAQ | IEI | Wed, Jul 22, 2009 | 111.67 | 111.67 | 111.31 | 111.38 | 636 | NASDAQ | IEI | Tue, Jul 21, 2009 | 110.89 | 111.85 | 110.89 | 111.75 | 635 | NASDAQ | IEI | Mon, Jul 20, 2009 | 110.73 | 111.31 | 110.66 | 111.10 | 634 | NASDAQ | IEI | Fri, Jul 17, 2009 | 110.85 | 111.06 | 110.72 | 110.83 | 633 | NASDAQ | IEI | Thu, Jul 16, 2009 | 111.19 | 111.39 | 111.05 | 111.08 | 632 | NASDAQ | IEI | Wed, Jul 15, 2009 | 111.20 | 111.33 | 110.67 | 110.67 | 631 | NASDAQ | IEI | Tue, Jul 14, 2009 | 111.76 | 111.87 | 111.46 | 111.65 | 630 | NASDAQ | IEI | Mon, Jul 13, 2009 | 112.21 | 112.38 | 111.90 | 111.93 | 629 | NASDAQ | IEI | Fri, Jul 10, 2009 | 112.04 | 112.33 | 111.96 | 112.22 | 628 | NASDAQ | IEI | Thu, Jul 9, 2009 | 111.85 | 111.93 | 111.59 | 111.72 | 627 | NASDAQ | IEI | Wed, Jul 8, 2009 | 111.58 | 112.23 | 111.50 | 112.13 | 626 | NASDAQ | IEI | Tue, Jul 7, 2009 | 111.26 | 111.52 | 111.22 | 111.44 | 625 | NASDAQ | IEI | Mon, Jul 6, 2009 | 111.14 | 111.34 | 111.04 | 111.32 | 624 | NASDAQ | IEI | Thu, Jul 2, 2009 | 110.94 | 111.24 | 110.94 | 111.04 | 623 | NASDAQ | IEI | Wed, Jul 1, 2009 | 110.39 | 110.74 | 110.14 | 110.69 | 622 | NASDAQ | IEI | Tue, Jun 30, 2009 | 110.52 | 110.93 | 110.43 | 110.79 | 621 | NASDAQ | IEI | Mon, Jun 29, 2009 | 110.93 | 111.00 | 110.80 | 110.80 | 620 | NASDAQ | IEI | Fri, Jun 26, 2009 | 110.85 | 110.92 | 110.72 | 110.77 | 619 | NASDAQ | IEI | Thu, Jun 25, 2009 | 110.04 | 110.68 | 109.91 | 110.62 | 618 | NASDAQ | IEI | Wed, Jun 24, 2009 | 109.97 | 110.31 | 109.78 | 109.82 | 617 | NASDAQ | IEI | Tue, Jun 23, 2009 | 109.76 | 110.08 | 109.75 | 109.93 | 616 | NASDAQ | IEI | Mon, Jun 22, 2009 | 109.72 | 109.95 | 109.65 | 109.81 | 615 | NASDAQ | IEI | Fri, Jun 19, 2009 | 109.08 | 109.51 | 109.05 | 109.39 | 614 | NASDAQ | IEI | Thu, Jun 18, 2009 | 109.67 | 109.71 | 109.11 | 109.20 | 613 | NASDAQ | IEI | Wed, Jun 17, 2009 | 110.04 | 110.32 | 109.91 | 110.03 | 612 | NASDAQ | IEI | Tue, Jun 16, 2009 | 109.67 | 110.00 | 109.58 | 109.93 | 611 | NASDAQ | IEI | Mon, Jun 15, 2009 | 109.73 | 109.85 | 109.63 | 109.67 | 610 | NASDAQ | IEI | Fri, Jun 12, 2009 | 109.24 | 109.57 | 109.19 | 109.42 | 609 | NASDAQ | IEI | Thu, Jun 11, 2009 | 108.71 | 109.40 | 108.68 | 109.19 | 608 | NASDAQ | IEI | Wed, Jun 10, 2009 | 108.95 | 109.10 | 108.57 | 108.79 | 607 | NASDAQ | IEI | Tue, Jun 9, 2009 | 109.06 | 109.23 | 108.89 | 109.00 | 606 | NASDAQ | IEI | Mon, Jun 8, 2009 | 109.09 | 109.21 | 108.53 | 108.57 | 605 | NASDAQ | IEI | Fri, Jun 5, 2009 | 109.49 | 109.65 | 109.05 | 109.17 | 604 | NASDAQ | IEI | Thu, Jun 4, 2009 | 110.77 | 110.88 | 110.37 | 110.47 | 603 | NASDAQ | IEI | Wed, Jun 3, 2009 | 110.88 | 111.20 | 110.79 | 111.05 | 602 | NASDAQ | IEI | Tue, Jun 2, 2009 | 110.71 | 110.77 | 110.44 | 110.64 | 601 | NASDAQ | IEI | Mon, Jun 1, 2009 | 111.03 | 111.06 | 110.44 | 110.53 | 600 | NASDAQ | IEI | Fri, May 29, 2009 | 111.19 | 111.78 | 111.17 | 111.74 | 599 | NASDAQ | IEI | Thu, May 28, 2009 | 111.37 | 111.37 | 110.71 | 111.06 | 598 | NASDAQ | IEI | Wed, May 27, 2009 | 111.50 | 111.72 | 111.00 | 111.08 | 597 | NASDAQ | IEI | Tue, May 26, 2009 | 112.24 | 112.29 | 111.49 | 111.51 | 596 | NASDAQ | IEI | Fri, May 22, 2009 | 112.19 | 112.21 | 111.86 | 111.98 | 595 | NASDAQ | IEI | Thu, May 21, 2009 | 112.97 | 112.97 | 112.22 | 112.29 | 594 | NASDAQ | IEI | Wed, May 20, 2009 | 112.55 | 112.95 | 112.50 | 112.81 | 593 | NASDAQ | IEI | Tue, May 19, 2009 | 112.44 | 112.57 | 112.30 | 112.47 | 592 | NASDAQ | IEI | Mon, May 18, 2009 | 112.99 | 113.09 | 112.53 | 112.53 | 591 | NASDAQ | IEI | Fri, May 15, 2009 | 113.00 | 113.12 | 112.90 | 112.96 | 590 | NASDAQ | IEI | Thu, May 14, 2009 | 113.06 | 113.18 | 113.02 | 113.10 | 589 | NASDAQ | IEI | Wed, May 13, 2009 | 113.06 | 113.22 | 113.00 | 113.03 | 588 | NASDAQ | IEI | Tue, May 12, 2009 | 112.72 | 112.91 | 112.64 | 112.83 | 587 | NASDAQ | IEI | Mon, May 11, 2009 | 112.54 | 112.80 | 112.50 | 112.76 | 586 | NASDAQ | IEI | Fri, May 8, 2009 | 112.17 | 112.34 | 112.08 | 112.20 | 585 | NASDAQ | IEI | Thu, May 7, 2009 | 112.29 | 112.41 | 111.96 | 112.11 | 584 | NASDAQ | IEI | Wed, May 6, 2009 | 112.43 | 112.83 | 112.43 | 112.61 | 583 | NASDAQ | IEI | Tue, May 5, 2009 | 112.68 | 112.72 | 112.43 | 112.52 | 582 | NASDAQ | IEI | Mon, May 4, 2009 | 112.75 | 112.76 | 112.54 | 112.62 | 581 | NASDAQ | IEI | Fri, May 1, 2009 | 112.63 | 112.73 | 112.52 | 112.62 | 580 | NASDAQ | IEI | Thu, Apr 30, 2009 | 112.82 | 113.04 | 112.61 | 113.04 | 579 | NASDAQ | IEI | Wed, Apr 29, 2009 | 113.26 | 113.39 | 112.71 | 112.92 | 578 | NASDAQ | IEI | Tue, Apr 28, 2009 | 113.71 | 113.73 | 113.15 | 113.27 | 577 | NASDAQ | IEI | Mon, Apr 27, 2009 | 113.52 | 113.67 | 113.27 | 113.66 | 576 | NASDAQ | IEI | Fri, Apr 24, 2009 | 113.28 | 113.34 | 113.11 | 113.18 | 575 | NASDAQ | IEI | Thu, Apr 23, 2009 | 113.39 | 113.52 | 113.18 | 113.41 | 574 | NASDAQ | IEI | Wed, Apr 22, 2009 | 113.60 | 113.67 | 113.26 | 113.45 | 573 | NASDAQ | IEI | Tue, Apr 21, 2009 | 114.02 | 114.08 | 113.46 | 113.50 | 572 | NASDAQ | IEI | Mon, Apr 20, 2009 | 113.62 | 113.90 | 113.62 | 113.78 | 571 | NASDAQ | IEI | Fri, Apr 17, 2009 | 113.68 | 113.75 | 113.25 | 113.33 | 570 | NASDAQ | IEI | Thu, Apr 16, 2009 | 113.98 | 114.23 | 113.79 | 113.85 | 569 | NASDAQ | IEI | Wed, Apr 15, 2009 | 114.23 | 114.29 | 113.95 | 114.17 | 568 | NASDAQ | IEI | Tue, Apr 14, 2009 | 113.95 | 114.21 | 113.89 | 114.13 | 567 | NASDAQ | IEI | Mon, Apr 13, 2009 | 113.73 | 113.91 | 113.57 | 113.80 | 566 | NASDAQ | IEI | Thu, Apr 9, 2009 | 113.32 | 113.63 | 113.16 | 113.31 | 565 | NASDAQ | IEI | Wed, Apr 8, 2009 | 113.61 | 113.71 | 113.36 | 113.55 | 564 | NASDAQ | IEI | Tue, Apr 7, 2009 | 113.51 | 113.63 | 113.35 | 113.42 | 563 | NASDAQ | IEI | Mon, Apr 6, 2009 | 113.46 | 113.52 | 113.23 | 113.25 | 562 | NASDAQ | IEI | Fri, Apr 3, 2009 | 114.01 | 114.09 | 113.39 | 113.39 | 561 | NASDAQ | IEI | Thu, Apr 2, 2009 | 114.45 | 114.48 | 114.08 | 114.26 | 560 | NASDAQ | IEI | Wed, Apr 1, 2009 | 114.81 | 114.81 | 114.40 | 114.73 | 559 | NASDAQ | IEI | Tue, Mar 31, 2009 | 114.55 | 114.86 | 114.55 | 114.86 | 558 | NASDAQ | IEI | Mon, Mar 30, 2009 | 114.52 | 114.58 | 114.35 | 114.44 | 557 | NASDAQ | IEI | Fri, Mar 27, 2009 | 114.35 | 114.40 | 114.06 | 114.20 | 556 | NASDAQ | IEI | Thu, Mar 26, 2009 | 113.84 | 114.26 | 113.83 | 114.19 | 555 | NASDAQ | IEI | Wed, Mar 25, 2009 | 114.11 | 114.31 | 113.72 | 113.92 | 554 | NASDAQ | IEI | Tue, Mar 24, 2009 | 114.35 | 114.57 | 114.05 | 114.21 | 553 | NASDAQ | IEI | Mon, Mar 23, 2009 | 114.67 | 114.78 | 114.31 | 114.32 | 552 | NASDAQ | IEI | Fri, Mar 20, 2009 | 114.77 | 114.85 | 114.51 | 114.52 | 551 | NASDAQ | IEI | Thu, Mar 19, 2009 | 117.45 | 117.45 | 114.54 | 114.56 | 550 | NASDAQ | IEI | Wed, Mar 18, 2009 | 113.07 | 115.00 | 112.98 | 114.85 | 549 | NASDAQ | IEI | Tue, Mar 17, 2009 | 113.03 | 113.29 | 112.72 | 112.77 | 548 | NASDAQ | IEI | Mon, Mar 16, 2009 | 113.05 | 113.27 | 112.98 | 113.03 | 547 | NASDAQ | IEI | Fri, Mar 13, 2009 | 113.00 | 113.61 | 112.96 | 113.46 | 546 | NASDAQ | IEI | Thu, Mar 12, 2009 | 113.14 | 113.43 | 113.02 | 113.16 | 545 | NASDAQ | IEI | Wed, Mar 11, 2009 | 112.71 | 113.18 | 112.44 | 112.97 | 544 | NASDAQ | IEI | Tue, Mar 10, 2009 | 113.05 | 113.05 | 112.71 | 112.81 | 543 | NASDAQ | IEI | Mon, Mar 9, 2009 | 113.50 | 113.50 | 112.98 | 113.30 | 542 | NASDAQ | IEI | Fri, Mar 6, 2009 | 113.33 | 113.82 | 113.25 | 113.38 | 541 | NASDAQ | IEI | Thu, Mar 5, 2009 | 113.41 | 113.81 | 113.22 | 113.71 | 540 | NASDAQ | IEI | Wed, Mar 4, 2009 | 112.93 | 113.11 | 112.79 | 113.11 | 539 | NASDAQ | IEI | Tue, Mar 3, 2009 | 113.43 | 113.63 | 113.20 | 113.45 | 538 | NASDAQ | IEI | Mon, Mar 2, 2009 | 113.17 | 113.64 | 113.15 | 113.61 | 537 | NASDAQ | IEI | Fri, Feb 27, 2009 | 112.97 | 113.14 | 112.71 | 113.10 | 536 | NASDAQ | IEI | Thu, Feb 26, 2009 | 112.74 | 112.90 | 112.63 | 112.71 | 535 | NASDAQ | IEI | Wed, Feb 25, 2009 | 113.49 | 113.56 | 112.83 | 112.88 | 534 | NASDAQ | IEI | Tue, Feb 24, 2009 | 113.82 | 113.95 | 113.39 | 113.47 | 533 | NASDAQ | IEI | Mon, Feb 23, 2009 | 113.34 | 113.76 | 113.34 | 113.71 | 532 | NASDAQ | IEI | Fri, Feb 20, 2009 | 114.13 | 114.24 | 113.72 | 113.82 | 531 | NASDAQ | IEI | Thu, Feb 19, 2009 | 113.35 | 113.77 | 113.35 | 113.58 | 530 | NASDAQ | IEI | Wed, Feb 18, 2009 | 114.39 | 114.39 | 113.66 | 113.75 | 529 | NASDAQ | IEI | Tue, Feb 17, 2009 | 114.30 | 114.57 | 114.08 | 114.39 | 528 | NASDAQ | IEI | Fri, Feb 13, 2009 | 113.71 | 113.80 | 113.32 | 113.33 | 527 | NASDAQ | IEI | Thu, Feb 12, 2009 | 114.19 | 114.33 | 113.94 | 113.95 | 526 | NASDAQ | IEI | Wed, Feb 11, 2009 | 114.00 | 114.26 | 113.87 | 113.89 | 525 | NASDAQ | IEI | Tue, Feb 10, 2009 | 113.25 | 113.97 | 113.11 | 113.79 | 524 | NASDAQ | IEI | Mon, Feb 9, 2009 | 112.85 | 113.08 | 112.71 | 112.83 | 523 | NASDAQ | IEI | Fri, Feb 6, 2009 | 113.19 | 113.39 | 112.98 | 112.98 | 522 | NASDAQ | IEI | Thu, Feb 5, 2009 | 113.27 | 113.59 | 113.10 | 113.45 | 521 | NASDAQ | IEI | Wed, Feb 4, 2009 | 113.33 | 113.45 | 112.98 | 113.37 | 520 | NASDAQ | IEI | Tue, Feb 3, 2009 | 114.20 | 114.20 | 113.43 | 113.43 | 519 | NASDAQ | IEI | Mon, Feb 2, 2009 | 113.77 | 114.40 | 113.62 | 114.37 | 518 | NASDAQ | IEI | Fri, Jan 30, 2009 | 114.08 | 114.35 | 113.78 | 114.08 | 517 | NASDAQ | IEI | Thu, Jan 29, 2009 | 114.55 | 114.55 | 113.68 | 113.97 | 516 | NASDAQ | IEI | Wed, Jan 28, 2009 | 115.09 | 115.09 | 114.15 | 114.44 | 515 | NASDAQ | IEI | Tue, Jan 27, 2009 | 114.76 | 115.12 | 114.58 | 114.99 | 514 | NASDAQ | IEI | Mon, Jan 26, 2009 | 114.75 | 115.00 | 114.45 | 114.67 | 513 | NASDAQ | IEI | Fri, Jan 23, 2009 | 115.09 | 115.09 | 114.52 | 114.85 | 512 | NASDAQ | IEI | Thu, Jan 22, 2009 | 115.39 | 115.39 | 114.82 | 114.97 | 511 | NASDAQ | IEI | Wed, Jan 21, 2009 | 115.54 | 115.76 | 115.20 | 115.20 | 510 | NASDAQ | IEI | Tue, Jan 20, 2009 | 115.07 | 115.93 | 115.05 | 115.79 | 509 | NASDAQ | IEI | Fri, Jan 16, 2009 | 115.55 | 116.13 | 115.50 | 115.77 | 508 | NASDAQ | IEI | Thu, Jan 15, 2009 | 116.23 | 116.53 | 116.06 | 116.16 | 507 | NASDAQ | IEI | Wed, Jan 14, 2009 | 116.20 | 116.60 | 116.20 | 116.32 | 506 | NASDAQ | IEI | Tue, Jan 13, 2009 | 115.79 | 116.16 | 115.65 | 115.97 | 505 | NASDAQ | IEI | Mon, Jan 12, 2009 | 115.54 | 116.13 | 115.53 | 116.02 | 504 | NASDAQ | IEI | Fri, Jan 9, 2009 | 115.23 | 115.99 | 115.23 | 115.76 | 503 | NASDAQ | IEI | Thu, Jan 8, 2009 | 115.26 | 115.46 | 115.00 | 115.41 | 502 | NASDAQ | IEI | Wed, Jan 7, 2009 | 114.91 | 115.19 | 114.73 | 115.19 | 501 | NASDAQ | IEI | Tue, Jan 6, 2009 | 114.54 | 115.16 | 114.35 | 115.01 | 500 | NASDAQ | IEI | Mon, Jan 5, 2009 | 115.16 | 115.20 | 114.70 | 114.90 | 499 | NASDAQ | IEI | Fri, Jan 2, 2009 | 115.91 | 115.98 | 114.70 | 114.82 | 498 | NASDAQ | IEI | Wed, Dec 31, 2008 | 116.15 | 116.16 | 115.52 | 115.56 | 497 | NASDAQ | IEI | Tue, Dec 30, 2008 | 116.12 | 116.21 | 115.75 | 116.01 | 496 | NASDAQ | IEI | Mon, Dec 29, 2008 | 116.39 | 116.50 | 116.04 | 116.14 | 495 | NASDAQ | IEI | Fri, Dec 26, 2008 | 116.03 | 116.29 | 115.97 | 116.12 | 494 | NASDAQ | IEI | Wed, Dec 24, 2008 | 116.07 | 116.22 | 115.92 | 116.00 | 493 | NASDAQ | IEI | Tue, Dec 23, 2008 | 116.05 | 116.22 | 115.80 | 116.06 | 492 | NASDAQ | IEI | Mon, Dec 22, 2008 | 116.34 | 116.51 | 116.08 | 116.11 | 491 | NASDAQ | IEI | Fri, Dec 19, 2008 | 116.39 | 116.73 | 116.38 | 116.58 | 490 | NASDAQ | IEI | Thu, Dec 18, 2008 | 116.87 | 117.18 | 116.76 | 116.82 | 489 | NASDAQ | IEI | Wed, Dec 17, 2008 | 117.27 | 117.37 | 116.40 | 116.40 | 488 | NASDAQ | IEI | Tue, Dec 16, 2008 | 115.76 | 116.99 | 115.01 | 116.92 | 487 | NASDAQ | IEI | Mon, Dec 15, 2008 | 115.71 | 116.08 | 115.51 | 115.95 | 486 | NASDAQ | IEI | Fri, Dec 12, 2008 | 115.80 | 115.86 | 114.76 | 115.85 | 485 | NASDAQ | IEI | Thu, Dec 11, 2008 | 115.42 | 115.69 | 115.11 | 115.49 | 484 | NASDAQ | IEI | Wed, Dec 10, 2008 | 114.93 | 115.37 | 114.76 | 115.37 | 483 | NASDAQ | IEI | Tue, Dec 9, 2008 | 114.76 | 115.39 | 114.67 | 115.22 | 482 | NASDAQ | IEI | Mon, Dec 8, 2008 | 114.78 | 114.87 | 114.39 | 114.51 | 481 | NASDAQ | IEI | Fri, Dec 5, 2008 | 115.45 | 115.68 | 114.76 | 114.89 | 480 | NASDAQ | IEI | Thu, Dec 4, 2008 | 115.53 | 115.82 | 114.99 | 115.79 | 479 | NASDAQ | IEI | Wed, Dec 3, 2008 | 114.97 | 115.66 | 114.70 | 115.35 | 478 | NASDAQ | IEI | Tue, Dec 2, 2008 | 115.03 | 115.39 | 114.60 | 115.17 | 477 | NASDAQ | IEI | Mon, Dec 1, 2008 | 114.45 | 115.46 | 114.32 | 115.06 | 476 | NASDAQ | IEI | Fri, Nov 28, 2008 | 113.80 | 114.22 | 113.68 | 114.11 | 475 | NASDAQ | IEI | Wed, Nov 26, 2008 | 113.78 | 113.86 | 113.56 | 113.68 | 474 | NASDAQ | IEI | Tue, Nov 25, 2008 | 113.15 | 113.82 | 113.12 | 113.52 | 473 | NASDAQ | IEI | Mon, Nov 24, 2008 | 113.19 | 113.21 | 112.59 | 112.61 | 472 | NASDAQ | IEI | Fri, Nov 21, 2008 | 113.35 | 113.80 | 113.27 | 113.54 | 471 | NASDAQ | IEI | Thu, Nov 20, 2008 | 113.97 | 114.09 | 113.56 | 114.09 | 470 | NASDAQ | IEI | Wed, Nov 19, 2008 | 112.69 | 113.40 | 112.59 | 113.37 | 469 | NASDAQ | IEI | Tue, Nov 18, 2008 | 112.30 | 112.78 | 112.19 | 112.73 | 468 | NASDAQ | IEI | Mon, Nov 17, 2008 | 112.11 | 112.29 | 112.01 | 112.22 | 467 | NASDAQ | IEI | Fri, Nov 14, 2008 | 111.90 | 112.24 | 111.78 | 112.15 | 466 | NASDAQ | IEI | Thu, Nov 13, 2008 | 111.85 | 112.10 | 111.41 | 111.49 | 465 | NASDAQ | IEI | Wed, Nov 12, 2008 | 111.42 | 111.89 | 111.39 | 111.86 | 464 | NASDAQ | IEI | Tue, Nov 11, 2008 | 110.99 | 111.48 | 110.99 | 111.48 | 463 | NASDAQ | IEI | Mon, Nov 10, 2008 | 110.86 | 111.27 | 110.62 | 111.27 | 462 | NASDAQ | IEI | Fri, Nov 7, 2008 | 111.13 | 111.30 | 110.83 | 111.07 | 461 | NASDAQ | IEI | Thu, Nov 6, 2008 | 111.07 | 111.57 | 110.93 | 111.48 | 460 | NASDAQ | IEI | Wed, Nov 5, 2008 | 111.27 | 111.47 | 111.08 | 111.40 | 459 | NASDAQ | IEI | Tue, Nov 4, 2008 | 110.41 | 111.25 | 110.19 | 111.25 | 458 | NASDAQ | IEI | Mon, Nov 3, 2008 | 110.01 | 110.47 | 109.83 | 110.45 | 457 | NASDAQ | IEI | Fri, Oct 31, 2008 | 110.56 | 110.56 | 109.84 | 110.17 | 456 | NASDAQ | IEI | Thu, Oct 30, 2008 | 109.93 | 110.17 | 109.72 | 109.76 | 455 | NASDAQ | IEI | Wed, Oct 29, 2008 | 110.09 | 110.61 | 109.84 | 110.28 | 454 | NASDAQ | IEI | Tue, Oct 28, 2008 | 110.00 | 110.55 | 109.90 | 110.09 | 453 | NASDAQ | IEI | Mon, Oct 27, 2008 | 110.45 | 110.87 | 110.17 | 110.34 | 452 | NASDAQ | IEI | Fri, Oct 24, 2008 | 111.08 | 111.23 | 110.35 | 110.41 | 451 | NASDAQ | IEI | Thu, Oct 23, 2008 | 110.69 | 111.12 | 110.27 | 110.55 | 450 | NASDAQ | IEI | Wed, Oct 22, 2008 | 110.40 | 110.69 | 110.14 | 110.61 | 449 | NASDAQ | IEI | Tue, Oct 21, 2008 | 110.06 | 110.43 | 109.65 | 110.07 | 448 | NASDAQ | IEI | Mon, Oct 20, 2008 | 109.31 | 109.59 | 109.05 | 109.55 | 447 | NASDAQ | IEI | Fri, Oct 17, 2008 | 109.42 | 109.66 | 108.97 | 109.29 | 446 | NASDAQ | IEI | Thu, Oct 16, 2008 | 108.97 | 109.57 | 108.97 | 109.34 | 445 | NASDAQ | IEI | Wed, Oct 15, 2008 | 108.68 | 109.40 | 108.54 | 109.16 | 444 | NASDAQ | IEI | Tue, Oct 14, 2008 | 107.95 | 108.81 | 107.95 | 108.54 | 443 | NASDAQ | IEI | Mon, Oct 13, 2008 | 109.00 | 109.10 | 107.99 | 108.00 | 442 | NASDAQ | IEI | Fri, Oct 10, 2008 | 109.35 | 109.65 | 108.92 | 109.48 | 441 | NASDAQ | IEI | Thu, Oct 9, 2008 | 109.09 | 109.62 | 108.98 | 109.44 | 440 | NASDAQ | IEI | Wed, Oct 8, 2008 | 111.46 | 111.67 | 109.22 | 109.83 | 439 | NASDAQ | IEI | Tue, Oct 7, 2008 | 110.60 | 111.23 | 110.50 | 111.21 | 438 | NASDAQ | IEI | Mon, Oct 6, 2008 | 110.72 | 111.32 | 110.58 | 110.97 | 437 | NASDAQ | IEI | Fri, Oct 3, 2008 | 109.97 | 110.29 | 109.26 | 110.22 | 436 | NASDAQ | IEI | Thu, Oct 2, 2008 | 109.40 | 110.05 | 109.34 | 109.91 | 435 | NASDAQ | IEI | Wed, Oct 1, 2008 | 109.09 | 109.53 | 108.78 | 109.09 | 434 | NASDAQ | IEI | Tue, Sep 30, 2008 | 109.92 | 109.92 | 108.62 | 108.83 | 433 | NASDAQ | IEI | Mon, Sep 29, 2008 | 109.02 | 110.40 | 109.02 | 109.74 | 432 | NASDAQ | IEI | Fri, Sep 26, 2008 | 108.57 | 108.78 | 108.24 | 108.33 | 431 | NASDAQ | IEI | Thu, Sep 25, 2008 | 108.87 | 108.87 | 108.14 | 108.37 | 430 | NASDAQ | IEI | Wed, Sep 24, 2008 | 108.67 | 109.13 | 108.59 | 108.98 | 429 | NASDAQ | IEI | Tue, Sep 23, 2008 | 108.65 | 108.65 | 108.23 | 108.41 | 428 | NASDAQ | IEI | Mon, Sep 22, 2008 | 107.79 | 108.38 | 107.72 | 108.31 | 427 | NASDAQ | IEI | Fri, Sep 19, 2008 | 108.10 | 108.67 | 108.01 | 108.19 | 426 | NASDAQ | IEI | Thu, Sep 18, 2008 | 110.09 | 111.06 | 109.83 | 109.99 | 425 | NASDAQ | IEI | Wed, Sep 17, 2008 | 110.32 | 110.68 | 109.96 | 110.63 | 424 | NASDAQ | IEI | Tue, Sep 16, 2008 | 111.03 | 111.03 | 109.59 | 109.61 | 423 | NASDAQ | IEI | Mon, Sep 15, 2008 | 109.93 | 110.10 | 109.46 | 110.01 | 422 | NASDAQ | IEI | Fri, Sep 12, 2008 | 108.67 | 108.79 | 108.24 | 108.43 | 421 | NASDAQ | IEI | Thu, Sep 11, 2008 | 108.97 | 108.98 | 108.59 | 108.60 | 420 | NASDAQ | IEI | Wed, Sep 10, 2008 | 108.40 | 108.75 | 108.32 | 108.64 | 419 | NASDAQ | IEI | Tue, Sep 9, 2008 | 108.17 | 108.82 | 108.17 | 108.77 | 418 | NASDAQ | IEI | Mon, Sep 8, 2008 | 107.90 | 108.43 | 107.77 | 108.43 | 417 | NASDAQ | IEI | Fri, Sep 5, 2008 | 108.99 | 109.10 | 108.52 | 108.57 | 416 | NASDAQ | IEI | Thu, Sep 4, 2008 | 108.49 | 108.79 | 108.41 | 108.77 | 415 | NASDAQ | IEI | Wed, Sep 3, 2008 | 108.20 | 108.48 | 108.20 | 108.40 | 414 | NASDAQ | IEI | Tue, Sep 2, 2008 | 107.44 | 108.19 | 107.44 | 108.13 | 413 | NASDAQ | IEI | Fri, Aug 29, 2008 | 107.85 | 108.02 | 107.79 | 108.02 | 412 | NASDAQ | IEI | Thu, Aug 28, 2008 | 108.01 | 108.13 | 107.91 | 108.10 | 411 | NASDAQ | IEI | Wed, Aug 27, 2008 | 107.90 | 108.25 | 107.89 | 108.23 | 410 | NASDAQ | IEI | Tue, Aug 26, 2008 | 108.03 | 108.10 | 107.91 | 108.10 | 409 | NASDAQ | IEI | Mon, Aug 25, 2008 | 108.01 | 108.10 | 107.97 | 108.03 | 408 | NASDAQ | IEI | Fri, Aug 22, 2008 | 107.70 | 107.74 | 107.58 | 107.68 | 407 | NASDAQ | IEI | Thu, Aug 21, 2008 | 108.11 | 108.11 | 107.86 | 107.93 | 406 | NASDAQ | IEI | Wed, Aug 20, 2008 | 107.97 | 108.26 | 107.97 | 108.17 | 405 | NASDAQ | IEI | Tue, Aug 19, 2008 | 108.09 | 108.09 | 107.81 | 107.92 | 404 | NASDAQ | IEI | Mon, Aug 18, 2008 | 107.72 | 107.94 | 107.69 | 107.93 | 403 | NASDAQ | IEI | Fri, Aug 15, 2008 | 107.58 | 107.89 | 107.41 | 107.72 | 402 | NASDAQ | IEI | Thu, Aug 14, 2008 | 107.47 | 107.52 | 107.32 | 107.50 | 401 | NASDAQ | IEI | Wed, Aug 13, 2008 | 107.57 | 107.57 | 107.18 | 107.29 | 400 | NASDAQ | IEI | Tue, Aug 12, 2008 | 107.28 | 107.49 | 107.24 | 107.47 | 399 | NASDAQ | IEI | Mon, Aug 11, 2008 | 107.19 | 107.19 | 106.71 | 106.94 | 398 | NASDAQ | IEI | Fri, Aug 8, 2008 | 107.45 | 107.46 | 107.14 | 107.27 | 397 | NASDAQ | IEI | Thu, Aug 7, 2008 | 107.07 | 107.47 | 107.07 | 107.44 | 396 | NASDAQ | IEI | Wed, Aug 6, 2008 | 106.76 | 106.79 | 106.50 | 106.77 | 395 | NASDAQ | IEI | Tue, Aug 5, 2008 | 106.88 | 106.99 | 106.80 | 106.81 | 394 | NASDAQ | IEI | Mon, Aug 4, 2008 | 107.01 | 107.23 | 106.93 | 107.03 | 393 | NASDAQ | IEI | Fri, Aug 1, 2008 | 106.93 | 107.12 | 106.93 | 107.09 | 392 | NASDAQ | IEI | Thu, Jul 31, 2008 | 107.18 | 107.30 | 107.06 | 107.24 | 391 | NASDAQ | IEI | Wed, Jul 30, 2008 | 106.46 | 106.79 | 106.39 | 106.72 | 390 | NASDAQ | IEI | Tue, Jul 29, 2008 | 106.72 | 106.72 | 106.49 | 106.58 | 389 | NASDAQ | IEI | Mon, Jul 28, 2008 | 106.73 | 106.92 | 106.66 | 106.88 | 388 | NASDAQ | IEI | Fri, Jul 25, 2008 | 106.58 | 106.73 | 106.31 | 106.40 | 387 | NASDAQ | IEI | Thu, Jul 24, 2008 | 106.14 | 106.73 | 106.11 | 106.71 | 386 | NASDAQ | IEI | Wed, Jul 23, 2008 | 105.96 | 106.05 | 105.75 | 106.04 | 385 | NASDAQ | IEI | Tue, Jul 22, 2008 | 106.39 | 106.39 | 106.03 | 106.15 | 384 | NASDAQ | IEI | Mon, Jul 21, 2008 | 106.27 | 106.43 | 106.10 | 106.41 | 383 | NASDAQ | IEI | Fri, Jul 18, 2008 | 106.69 | 106.83 | 106.25 | 106.29 | 382 | NASDAQ | IEI | Thu, Jul 17, 2008 | 107.04 | 107.14 | 106.48 | 106.65 | 381 | NASDAQ | IEI | Wed, Jul 16, 2008 | 107.45 | 107.53 | 107.10 | 107.10 | 380 | NASDAQ | IEI | Tue, Jul 15, 2008 | 107.44 | 107.88 | 107.40 | 107.57 | 379 | NASDAQ | IEI | Mon, Jul 14, 2008 | 106.86 | 107.36 | 106.76 | 107.22 | 378 | NASDAQ | IEI | Fri, Jul 11, 2008 | 107.43 | 107.43 | 106.68 | 106.78 | 377 | NASDAQ | IEI | Thu, Jul 10, 2008 | 107.48 | 107.63 | 107.38 | 107.53 | 376 | NASDAQ | IEI | Wed, Jul 9, 2008 | 106.99 | 107.60 | 106.99 | 107.57 | 375 | NASDAQ | IEI | Tue, Jul 8, 2008 | 106.98 | 107.25 | 106.98 | 107.12 | 374 | NASDAQ | IEI | Mon, Jul 7, 2008 | 106.75 | 107.29 | 106.68 | 107.04 | 373 | NASDAQ | IEI | Thu, Jul 3, 2008 | 106.59 | 106.83 | 106.55 | 106.78 | 372 | NASDAQ | IEI | Wed, Jul 2, 2008 | 106.50 | 106.68 | 106.41 | 106.61 | 371 | NASDAQ | IEI | Tue, Jul 1, 2008 | 106.90 | 106.90 | 106.34 | 106.36 | 370 | NASDAQ | IEI | Mon, Jun 30, 2008 | 106.55 | 106.80 | 106.54 | 106.75 | 369 | NASDAQ | IEI | Fri, Jun 27, 2008 | 106.66 | 106.77 | 106.57 | 106.70 | 368 | NASDAQ | IEI | Thu, Jun 26, 2008 | 106.25 | 106.43 | 106.10 | 106.40 | 367 | NASDAQ | IEI | Wed, Jun 25, 2008 | 105.79 | 105.90 | 105.47 | 105.84 | 366 | NASDAQ | IEI | Tue, Jun 24, 2008 | 105.58 | 105.92 | 105.58 | 105.76 | 365 | NASDAQ | IEI | Mon, Jun 23, 2008 | 105.56 | 105.58 | 105.29 | 105.38 | 364 | NASDAQ | IEI | Fri, Jun 20, 2008 | 105.55 | 105.68 | 105.44 | 105.52 | 363 | NASDAQ | IEI | Thu, Jun 19, 2008 | 105.32 | 105.44 | 105.12 | 105.12 | 362 | NASDAQ | IEI | Wed, Jun 18, 2008 | 105.39 | 105.64 | 105.34 | 105.57 | 361 | NASDAQ | IEI | Tue, Jun 17, 2008 | 105.05 | 105.25 | 104.93 | 105.24 | 360 | NASDAQ | IEI | Mon, Jun 16, 2008 | 105.04 | 105.04 | 104.79 | 104.80 | 359 | NASDAQ | IEI | Fri, Jun 13, 2008 | 105.06 | 105.34 | 104.79 | 104.83 | 358 | NASDAQ | IEI | Thu, Jun 12, 2008 | 105.39 | 105.46 | 104.92 | 104.94 | 357 | NASDAQ | IEI | Wed, Jun 11, 2008 | 105.88 | 106.14 | 105.60 | 105.89 | 356 | NASDAQ | IEI | Tue, Jun 10, 2008 | 105.94 | 105.94 | 105.50 | 105.56 | 355 | NASDAQ | IEI | Mon, Jun 9, 2008 | 106.47 | 106.62 | 106.14 | 106.20 | 354 | NASDAQ | IEI | Fri, Jun 6, 2008 | 106.74 | 107.18 | 106.74 | 107.07 | 353 | NASDAQ | IEI | Thu, Jun 5, 2008 | 106.51 | 106.67 | 106.39 | 106.39 | 352 | NASDAQ | IEI | Wed, Jun 4, 2008 | 107.15 | 107.15 | 106.72 | 106.79 | 351 | NASDAQ | IEI | Tue, Jun 3, 2008 | 106.40 | 107.12 | 106.32 | 106.99 | 350 | NASDAQ | IEI | Mon, Jun 2, 2008 | 107.21 | 107.21 | 103.47 | 106.44 | 349 | NASDAQ | IEI | Fri, May 30, 2008 | 106.35 | 106.40 | 106.23 | 106.25 | 348 | NASDAQ | IEI | Thu, May 29, 2008 | 106.07 | 106.15 | 105.76 | 106.05 | 347 | NASDAQ | IEI | Wed, May 28, 2008 | 106.61 | 106.65 | 106.28 | 106.29 | 346 | NASDAQ | IEI | Tue, May 27, 2008 | 106.86 | 107.08 | 106.77 | 106.80 | 345 | NASDAQ | IEI | Fri, May 23, 2008 | 107.04 | 107.27 | 107.01 | 107.27 | 344 | NASDAQ | IEI | Thu, May 22, 2008 | 107.04 | 107.04 | 106.65 | 106.79 | 343 | NASDAQ | IEI | Wed, May 21, 2008 | 107.45 | 107.63 | 107.34 | 107.44 | 342 | NASDAQ | IEI | Tue, May 20, 2008 | 107.54 | 107.72 | 107.50 | 107.65 | 341 | NASDAQ | IEI | Mon, May 19, 2008 | 107.31 | 107.46 | 107.10 | 107.43 | 340 | NASDAQ | IEI | Fri, May 16, 2008 | 107.12 | 107.55 | 107.12 | 107.18 | 339 | NASDAQ | IEI | Thu, May 15, 2008 | 106.89 | 107.36 | 106.89 | 107.36 | 338 | NASDAQ | IEI | Wed, May 14, 2008 | 107.24 | 107.24 | 106.64 | 106.88 | 337 | NASDAQ | IEI | Tue, May 13, 2008 | 107.30 | 107.36 | 107.00 | 107.02 | 336 | NASDAQ | IEI | Mon, May 12, 2008 | 107.81 | 108.02 | 107.70 | 107.72 | 335 | NASDAQ | IEI | Fri, May 9, 2008 | 108.00 | 108.07 | 107.83 | 107.89 | 334 | NASDAQ | IEI | Thu, May 8, 2008 | 107.50 | 107.87 | 107.47 | 107.87 | 333 | NASDAQ | IEI | Wed, May 7, 2008 | 106.98 | 107.41 | 106.98 | 107.37 | 332 | NASDAQ | IEI | Tue, May 6, 2008 | 107.40 | 107.48 | 107.06 | 107.07 | 331 | NASDAQ | IEI | Mon, May 5, 2008 | 107.19 | 107.27 | 106.73 | 107.15 | 330 | NASDAQ | IEI | Fri, May 2, 2008 | 106.96 | 107.22 | 106.91 | 106.98 | 329 | NASDAQ | IEI | Thu, May 1, 2008 | 107.90 | 107.93 | 107.36 | 107.36 | 328 | NASDAQ | IEI | Wed, Apr 30, 2008 | 107.60 | 107.92 | 107.36 | 107.84 | 327 | NASDAQ | IEI | Tue, Apr 29, 2008 | 107.63 | 107.79 | 107.52 | 107.67 | 326 | NASDAQ | IEI | Mon, Apr 28, 2008 | 107.31 | 107.57 | 107.31 | 107.48 | 325 | NASDAQ | IEI | Fri, Apr 25, 2008 | 107.32 | 107.47 | 107.16 | 107.23 | 324 | NASDAQ | IEI | Thu, Apr 24, 2008 | 107.71 | 107.79 | 107.28 | 107.44 | 323 | NASDAQ | IEI | Wed, Apr 23, 2008 | 108.15 | 108.18 | 107.96 | 108.00 | 322 | NASDAQ | IEI | Tue, Apr 22, 2008 | 108.02 | 108.21 | 108.00 | 108.17 | 321 | NASDAQ | IEI | Mon, Apr 21, 2008 | 108.10 | 108.29 | 107.94 | 108.13 | 320 | NASDAQ | IEI | Fri, Apr 18, 2008 | 107.97 | 108.25 | 107.61 | 108.22 | 319 | NASDAQ | IEI | Thu, Apr 17, 2008 | 108.62 | 108.75 | 108.19 | 108.40 | 318 | NASDAQ | IEI | Wed, Apr 16, 2008 | 109.19 | 109.26 | 108.57 | 108.65 | 317 | NASDAQ | IEI | Tue, Apr 15, 2008 | 109.40 | 109.53 | 109.22 | 109.27 | 316 | NASDAQ | IEI | Mon, Apr 14, 2008 | 109.67 | 109.85 | 109.57 | 109.59 | 315 | NASDAQ | IEI | Fri, Apr 11, 2008 | 109.69 | 109.81 | 109.64 | 109.75 | 314 | NASDAQ | IEI | Thu, Apr 10, 2008 | 109.67 | 109.74 | 109.26 | 109.37 | 313 | NASDAQ | IEI | Wed, Apr 9, 2008 | 109.32 | 109.71 | 109.22 | 109.62 | 312 | NASDAQ | IEI | Tue, Apr 8, 2008 | 109.18 | 109.29 | 109.03 | 109.05 | 311 | NASDAQ | IEI | Mon, Apr 7, 2008 | 109.12 | 109.28 | 108.75 | 109.00 | 310 | NASDAQ | IEI | Fri, Apr 4, 2008 | 109.41 | 109.60 | 109.41 | 109.56 | 309 | NASDAQ | IEI | Thu, Apr 3, 2008 | 109.43 | 109.45 | 108.95 | 109.03 | 308 | NASDAQ | IEI | Wed, Apr 2, 2008 | 109.32 | 109.39 | 109.01 | 109.19 | 307 | NASDAQ | IEI | Tue, Apr 1, 2008 | 109.90 | 109.91 | 109.40 | 109.50 | 306 | NASDAQ | IEI | Mon, Mar 31, 2008 | 110.68 | 110.69 | 110.51 | 110.63 | 305 | NASDAQ | IEI | Fri, Mar 28, 2008 | 110.23 | 110.44 | 110.06 | 110.42 | 304 | NASDAQ | IEI | Thu, Mar 27, 2008 | 110.09 | 110.33 | 110.00 | 110.21 | 303 | NASDAQ | IEI | Wed, Mar 26, 2008 | 110.24 | 110.32 | 110.00 | 110.17 | 302 | NASDAQ | IEI | Tue, Mar 25, 2008 | 110.04 | 110.20 | 109.79 | 109.95 | 301 | NASDAQ | IEI | Mon, Mar 24, 2008 | 110.46 | 110.49 | 109.82 | 109.87 | 300 | NASDAQ | IEI | Thu, Mar 20, 2008 | 111.26 | 111.29 | 110.88 | 111.15 | 299 | NASDAQ | IEI | Wed, Mar 19, 2008 | 110.61 | 111.28 | 110.52 | 111.27 | 298 | NASDAQ | IEI | Tue, Mar 18, 2008 | 111.26 | 111.28 | 110.65 | 110.75 | 297 | NASDAQ | IEI | Mon, Mar 17, 2008 | 111.48 | 111.77 | 111.19 | 111.44 | 296 | NASDAQ | IEI | Fri, Mar 14, 2008 | 110.36 | 111.04 | 110.36 | 110.91 | 295 | NASDAQ | IEI | Thu, Mar 13, 2008 | 110.60 | 110.70 | 109.99 | 110.17 | 294 | NASDAQ | IEI | Wed, Mar 12, 2008 | 109.72 | 110.38 | 109.60 | 110.36 | 293 | NASDAQ | IEI | Tue, Mar 11, 2008 | 109.67 | 109.82 | 109.48 | 109.52 | 292 | NASDAQ | IEI | Mon, Mar 10, 2008 | 110.21 | 110.68 | 110.18 | 110.57 | 291 | NASDAQ | IEI | Fri, Mar 7, 2008 | 110.33 | 110.38 | 109.74 | 110.19 | 290 | NASDAQ | IEI | Thu, Mar 6, 2008 | 109.57 | 110.01 | 109.57 | 109.89 | 289 | NASDAQ | IEI | Wed, Mar 5, 2008 | 109.68 | 109.70 | 109.24 | 109.34 | 288 | NASDAQ | IEI | Tue, Mar 4, 2008 | 109.82 | 110.10 | 109.50 | 109.58 | 287 | NASDAQ | IEI | Mon, Mar 3, 2008 | 109.70 | 109.80 | 109.49 | 109.62 | 286 | NASDAQ | IEI | Fri, Feb 29, 2008 | 109.65 | 110.02 | 109.55 | 110.02 | 285 | NASDAQ | IEI | Thu, Feb 28, 2008 | 108.72 | 109.16 | 108.68 | 109.11 | 284 | NASDAQ | IEI | Wed, Feb 27, 2008 | 108.60 | 108.63 | 108.11 | 108.26 | 283 | NASDAQ | IEI | Tue, Feb 26, 2008 | 107.95 | 108.19 | 107.91 | 108.08 | 282 | NASDAQ | IEI | Mon, Feb 25, 2008 | 108.14 | 108.21 | 107.76 | 107.84 | 281 | NASDAQ | IEI | Fri, Feb 22, 2008 | 108.43 | 108.68 | 108.27 | 108.28 | 280 | NASDAQ | IEI | Thu, Feb 21, 2008 | 107.72 | 108.58 | 107.71 | 108.53 | 279 | NASDAQ | IEI | Wed, Feb 20, 2008 | 107.84 | 108.08 | 107.68 | 107.76 | 278 | NASDAQ | IEI | Tue, Feb 19, 2008 | 108.13 | 108.37 | 107.81 | 107.90 | 277 | NASDAQ | IEI | Fri, Feb 15, 2008 | 108.61 | 108.61 | 108.45 | 108.59 | 276 | NASDAQ | IEI | Thu, Feb 14, 2008 | 108.49 | 108.60 | 108.31 | 108.48 | 275 | NASDAQ | IEI | Wed, Feb 13, 2008 | 108.68 | 108.93 | 108.62 | 108.68 | 274 | NASDAQ | IEI | Tue, Feb 12, 2008 | 108.58 | 108.89 | 108.33 | 108.83 | 273 | NASDAQ | IEI | Mon, Feb 11, 2008 | 108.83 | 109.06 | 108.75 | 108.91 | 272 | NASDAQ | IEI | Fri, Feb 8, 2008 | 108.45 | 108.78 | 108.43 | 108.66 | 271 | NASDAQ | IEI | Thu, Feb 7, 2008 | 108.90 | 108.90 | 107.97 | 108.10 | 270 | NASDAQ | IEI | Wed, Feb 6, 2008 | 108.74 | 108.90 | 108.62 | 108.78 | 269 | NASDAQ | IEI | Tue, Feb 5, 2008 | 108.84 | 108.99 | 108.71 | 108.95 | 268 | NASDAQ | IEI | Mon, Feb 4, 2008 | 108.23 | 108.43 | 108.21 | 108.31 | 267 | NASDAQ | IEI | Fri, Feb 1, 2008 | 108.58 | 108.73 | 108.31 | 108.57 | 266 | NASDAQ | IEI | Thu, Jan 31, 2008 | 108.75 | 108.76 | 108.37 | 108.61 | 265 | NASDAQ | IEI | Wed, Jan 30, 2008 | 107.97 | 108.25 | 107.79 | 108.24 | 264 | NASDAQ | IEI | Tue, Jan 29, 2008 | 108.22 | 108.28 | 107.94 | 108.16 | 263 | NASDAQ | IEI | Mon, Jan 28, 2008 | 108.31 | 108.58 | 108.24 | 108.41 | 262 | NASDAQ | IEI | Fri, Jan 25, 2008 | 107.70 | 108.59 | 107.61 | 108.59 | 261 | NASDAQ | IEI | Thu, Jan 24, 2008 | 108.71 | 108.74 | 108.11 | 108.11 | 260 | NASDAQ | IEI | Wed, Jan 23, 2008 | 110.02 | 110.02 | 108.65 | 108.72 | 259 | NASDAQ | IEI | Tue, Jan 22, 2008 | 109.18 | 109.18 | 108.55 | 108.95 | 258 | NASDAQ | IEI | Fri, Jan 18, 2008 | 107.90 | 108.23 | 107.74 | 107.92 | 257 | NASDAQ | IEI | Thu, Jan 17, 2008 | 107.43 | 108.06 | 107.43 | 108.04 | 256 | NASDAQ | IEI | Wed, Jan 16, 2008 | 107.61 | 107.74 | 107.35 | 107.40 | 255 | NASDAQ | IEI | Tue, Jan 15, 2008 | 107.42 | 107.53 | 107.21 | 107.53 | 254 | NASDAQ | IEI | Mon, Jan 14, 2008 | 107.15 | 107.27 | 107.07 | 107.21 | 253 | NASDAQ | IEI | Fri, Jan 11, 2008 | 106.85 | 107.20 | 106.84 | 107.18 | 252 | NASDAQ | IEI | Thu, Jan 10, 2008 | 106.91 | 107.01 | 106.67 | 106.77 | 251 | NASDAQ | IEI | Wed, Jan 9, 2008 | 106.99 | 107.18 | 106.83 | 106.83 | 250 | NASDAQ | IEI | Tue, Jan 8, 2008 | 106.59 | 106.83 | 106.45 | 106.78 | 249 | NASDAQ | IEI | Mon, Jan 7, 2008 | 106.54 | 106.74 | 106.51 | 106.70 | 248 | NASDAQ | IEI | Fri, Jan 4, 2008 | 106.55 | 106.70 | 106.50 | 106.59 | 247 | NASDAQ | IEI | Thu, Jan 3, 2008 | 106.03 | 106.25 | 105.90 | 106.23 | 246 | NASDAQ | IEI | Wed, Jan 2, 2008 | 105.66 | 106.16 | 105.42 | 106.07 | 245 | NASDAQ | IEI | Mon, Dec 31, 2007 | 105.63 | 105.63 | 105.23 | 105.52 | 244 | NASDAQ | IEI | Fri, Dec 28, 2007 | 104.96 | 105.30 | 104.90 | 105.20 | 243 | NASDAQ | IEI | Thu, Dec 27, 2007 | 104.54 | 104.67 | 104.44 | 104.66 | 242 | NASDAQ | IEI | Wed, Dec 26, 2007 | 104.78 | 104.90 | 104.51 | 104.54 | 241 | NASDAQ | IEI | Mon, Dec 24, 2007 | 104.75 | 104.96 | 104.75 | 104.86 | 240 | NASDAQ | IEI | Fri, Dec 21, 2007 | 105.39 | 105.39 | 105.00 | 105.08 | 239 | NASDAQ | IEI | Thu, Dec 20, 2007 | 105.57 | 105.79 | 105.40 | 105.61 | 238 | NASDAQ | IEI | Wed, Dec 19, 2007 | 105.42 | 105.63 | 105.05 | 105.59 | 237 | NASDAQ | IEI | Tue, Dec 18, 2007 | 105.06 | 105.36 | 104.92 | 105.07 | 236 | NASDAQ | IEI | Mon, Dec 17, 2007 | 104.75 | 105.11 | 104.71 | 105.11 | 235 | NASDAQ | IEI | Fri, Dec 14, 2007 | 104.68 | 104.79 | 104.51 | 104.56 | 234 | NASDAQ | IEI | Thu, Dec 13, 2007 | 105.16 | 105.19 | 104.05 | 104.94 | 233 | NASDAQ | IEI | Wed, Dec 12, 2007 | 104.88 | 105.50 | 104.75 | 105.23 | 232 | NASDAQ | IEI | Tue, Dec 11, 2007 | 105.12 | 106.00 | 104.90 | 106.00 | 231 | NASDAQ | IEI | Mon, Dec 10, 2007 | 105.23 | 105.26 | 104.75 | 104.81 | 230 | NASDAQ | IEI | Fri, Dec 7, 2007 | 105.23 | 105.33 | 104.84 | 105.12 | 229 | NASDAQ | IEI | Thu, Dec 6, 2007 | 105.87 | 105.87 | 105.37 | 105.39 | 228 | NASDAQ | IEI | Wed, Dec 5, 2007 | 105.90 | 106.03 | 105.67 | 105.82 | 227 | NASDAQ | IEI | Tue, Dec 4, 2007 | 105.95 | 106.13 | 105.73 | 105.96 | 226 | NASDAQ | IEI | Mon, Dec 3, 2007 | 108.76 | 108.76 | 105.61 | 106.00 | 225 | NASDAQ | IEI | Fri, Nov 30, 2007 | 105.45 | 105.90 | 105.33 | 105.90 | 224 | NASDAQ | IEI | Thu, Nov 29, 2007 | 105.75 | 105.91 | 105.58 | 105.72 | 223 | NASDAQ | IEI | Wed, Nov 28, 2007 | 105.60 | 105.66 | 105.17 | 105.34 | 222 | NASDAQ | IEI | Tue, Nov 27, 2007 | 106.25 | 106.25 | 105.40 | 105.59 | 221 | NASDAQ | IEI | Mon, Nov 26, 2007 | 105.52 | 106.35 | 105.39 | 106.16 | 220 | NASDAQ | IEI | Fri, Nov 23, 2007 | 105.50 | 105.50 | 105.21 | 105.28 | 219 | NASDAQ | IEI | Wed, Nov 21, 2007 | 105.58 | 105.87 | 105.47 | 105.65 | 218 | NASDAQ | IEI | Tue, Nov 20, 2007 | 105.04 | 105.25 | 104.76 | 105.00 | 217 | NASDAQ | IEI | Mon, Nov 19, 2007 | 104.26 | 105.12 | 104.26 | 104.98 | 216 | NASDAQ | IEI | Fri, Nov 16, 2007 | 104.20 | 104.56 | 104.20 | 104.30 | 215 | NASDAQ | IEI | Thu, Nov 15, 2007 | 104.20 | 104.45 | 103.96 | 104.30 | 214 | NASDAQ | IEI | Wed, Nov 14, 2007 | 103.60 | 103.90 | 103.60 | 103.90 | 213 | NASDAQ | IEI | Tue, Nov 13, 2007 | 104.08 | 104.08 | 103.67 | 103.67 | 212 | NASDAQ | IEI | Mon, Nov 12, 2007 | 104.29 | 104.30 | 104.08 | 104.29 | 211 | NASDAQ | IEI | Fri, Nov 9, 2007 | 104.20 | 104.23 | 103.95 | 104.16 | 210 | NASDAQ | IEI | Thu, Nov 8, 2007 | 103.56 | 103.96 | 103.56 | 103.82 | 209 | NASDAQ | IEI | Wed, Nov 7, 2007 | 103.20 | 103.57 | 103.20 | 103.50 | 208 | NASDAQ | IEI | Tue, Nov 6, 2007 | 103.14 | 103.30 | 103.09 | 103.15 | 207 | NASDAQ | IEI | Mon, Nov 5, 2007 | 103.40 | 103.43 | 103.20 | 103.22 | 206 | NASDAQ | IEI | Fri, Nov 2, 2007 | 103.08 | 103.44 | 103.05 | 103.18 | 205 | NASDAQ | IEI | Thu, Nov 1, 2007 | 102.55 | 103.12 | 102.55 | 103.05 | 204 | NASDAQ | IEI | Wed, Oct 31, 2007 | 103.08 | 103.12 | 102.71 | 102.85 | 203 | NASDAQ | IEI | Tue, Oct 30, 2007 | 103.21 | 103.22 | 103.01 | 103.21 | 202 | NASDAQ | IEI | Mon, Oct 29, 2007 | 103.15 | 103.25 | 103.01 | 103.19 | 201 | NASDAQ | IEI | Fri, Oct 26, 2007 | 103.15 | 103.38 | 103.00 | 103.21 | 200 | NASDAQ | IEI | Thu, Oct 25, 2007 | 103.38 | 103.42 | 103.24 | 103.30 | 199 | NASDAQ | IEI | Wed, Oct 24, 2007 | 103.02 | 103.43 | 103.02 | 103.28 | 198 | NASDAQ | IEI | Tue, Oct 23, 2007 | 102.60 | 103.03 | 102.60 | 102.90 | 197 | NASDAQ | IEI | Mon, Oct 22, 2007 | 102.91 | 103.06 | 102.79 | 102.94 | 196 | NASDAQ | IEI | Fri, Oct 19, 2007 | 102.67 | 102.94 | 102.67 | 102.94 | 195 | NASDAQ | IEI | Thu, Oct 18, 2007 | 102.30 | 102.54 | 102.30 | 102.53 | 194 | NASDAQ | IEI | Wed, Oct 17, 2007 | 101.73 | 102.12 | 101.73 | 102.06 | 193 | NASDAQ | IEI | Tue, Oct 16, 2007 | 101.70 | 101.73 | 101.59 | 101.72 | 192 | NASDAQ | IEI | Mon, Oct 15, 2007 | 101.30 | 101.54 | 101.30 | 101.49 | 191 | NASDAQ | IEI | Fri, Oct 12, 2007 | 101.58 | 101.65 | 101.48 | 101.57 | 190 | NASDAQ | IEI | Thu, Oct 11, 2007 | 101.48 | 101.72 | 101.39 | 101.71 | 189 | NASDAQ | IEI | Wed, Oct 10, 2007 | 101.48 | 101.72 | 101.43 | 101.66 | 188 | NASDAQ | IEI | Tue, Oct 9, 2007 | 101.77 | 101.79 | 101.61 | 101.61 | 187 | NASDAQ | IEI | Mon, Oct 8, 2007 | 101.68 | 101.99 | 101.68 | 101.99 | 186 | NASDAQ | IEI | Fri, Oct 5, 2007 | 101.80 | 101.84 | 101.65 | 101.75 | 185 | NASDAQ | IEI | Thu, Oct 4, 2007 | 102.14 | 102.26 | 102.09 | 102.23 | 184 | NASDAQ | IEI | Wed, Oct 3, 2007 | 102.40 | 102.40 | 102.04 | 102.13 | 183 | NASDAQ | IEI | Tue, Oct 2, 2007 | 101.98 | 102.29 | 101.90 | 102.24 | 182 | NASDAQ | IEI | Mon, Oct 1, 2007 | 102.10 | 102.22 | 101.92 | 102.09 | 181 | NASDAQ | IEI | Fri, Sep 28, 2007 | 102.38 | 102.60 | 102.27 | 102.40 | 180 | NASDAQ | IEI | Thu, Sep 27, 2007 | 102.26 | 102.46 | 102.26 | 102.45 | 179 | NASDAQ | IEI | Wed, Sep 26, 2007 | 102.07 | 102.27 | 102.03 | 102.22 | 178 | NASDAQ | IEI | Tue, Sep 25, 2007 | 102.36 | 102.37 | 102.12 | 102.17 | 177 | NASDAQ | IEI | Mon, Sep 24, 2007 | 101.93 | 102.05 | 101.81 | 102.04 | 176 | NASDAQ | IEI | Fri, Sep 21, 2007 | 101.84 | 101.99 | 101.74 | 101.95 | 175 | NASDAQ | IEI | Thu, Sep 20, 2007 | 102.05 | 102.17 | 101.63 | 101.65 | 174 | NASDAQ | IEI | Wed, Sep 19, 2007 | 102.41 | 102.41 | 102.14 | 102.40 | 173 | NASDAQ | IEI | Tue, Sep 18, 2007 | 102.13 | 102.45 | 102.10 | 102.45 | 172 | NASDAQ | IEI | Mon, Sep 17, 2007 | 102.13 | 102.34 | 102.13 | 102.32 | 171 | NASDAQ | IEI | Fri, Sep 14, 2007 | 102.60 | 102.60 | 102.19 | 102.34 | 170 | NASDAQ | IEI | Thu, Sep 13, 2007 | 102.41 | 102.47 | 102.10 | 102.24 | 169 | NASDAQ | IEI | Wed, Sep 12, 2007 | 102.70 | 102.78 | 102.55 | 102.67 | 168 | NASDAQ | IEI | Tue, Sep 11, 2007 | 102.93 | 102.99 | 102.74 | 102.74 | 167 | NASDAQ | IEI | Mon, Sep 10, 2007 | 102.85 | 103.14 | 102.81 | 103.00 | 166 | NASDAQ | IEI | Fri, Sep 7, 2007 | 102.45 | 102.89 | 102.45 | 102.78 | 165 | NASDAQ | IEI | Thu, Sep 6, 2007 | 102.35 | 102.35 | 102.09 | 102.10 | 164 | NASDAQ | IEI | Wed, Sep 5, 2007 | 102.00 | 102.35 | 102.00 | 102.35 | 163 | NASDAQ | IEI | Tue, Sep 4, 2007 | 101.98 | 101.98 | 101.74 | 101.85 | 162 | NASDAQ | IEI | Fri, Aug 31, 2007 | 102.05 | 102.32 | 101.88 | 102.30 | 161 | NASDAQ | IEI | Thu, Aug 30, 2007 | 102.30 | 102.39 | 102.12 | 102.33 | 160 | NASDAQ | IEI | Wed, Aug 29, 2007 | 102.34 | 102.41 | 101.95 | 101.95 | 159 | NASDAQ | IEI | Tue, Aug 28, 2007 | 101.92 | 102.30 | 101.92 | 102.30 | 158 | NASDAQ | IEI | Mon, Aug 27, 2007 | 101.63 | 101.71 | 101.46 | 101.71 | 157 | NASDAQ | IEI | Fri, Aug 24, 2007 | 101.65 | 101.70 | 101.38 | 101.53 | 156 | NASDAQ | IEI | Thu, Aug 23, 2007 | 101.65 | 101.79 | 101.54 | 101.60 | 155 | NASDAQ | IEI | Wed, Aug 22, 2007 | 101.76 | 101.88 | 101.59 | 101.73 | 154 | NASDAQ | IEI | Tue, Aug 21, 2007 | 102.15 | 102.15 | 101.82 | 102.05 | 153 | NASDAQ | IEI | Mon, Aug 20, 2007 | 101.68 | 101.89 | 101.68 | 101.76 | 152 | NASDAQ | IEI | Fri, Aug 17, 2007 | 101.38 | 101.72 | 101.38 | 101.55 | 151 | NASDAQ | IEI | Thu, Aug 16, 2007 | 101.40 | 102.07 | 101.40 | 101.87 | 150 | NASDAQ | IEI | Wed, Aug 15, 2007 | 101.10 | 101.27 | 100.96 | 101.14 | 149 | NASDAQ | IEI | Tue, Aug 14, 2007 | 100.55 | 101.92 | 100.55 | 101.92 | 148 | NASDAQ | IEI | Mon, Aug 13, 2007 | 100.50 | 100.72 | 100.48 | 100.70 | 147 | NASDAQ | IEI | Fri, Aug 10, 2007 | 100.80 | 100.80 | 100.50 | 100.52 | 146 | NASDAQ | IEI | Thu, Aug 9, 2007 | 100.65 | 100.67 | 100.48 | 100.66 | 145 | NASDAQ | IEI | Wed, Aug 8, 2007 | 100.35 | 100.35 | 99.95 | 100.23 | 144 | NASDAQ | IEI | Tue, Aug 7, 2007 | 100.63 | 100.67 | 100.39 | 100.39 | 143 | NASDAQ | IEI | Mon, Aug 6, 2007 | 100.75 | 100.92 | 100.53 | 100.53 | 142 | NASDAQ | IEI | Fri, Aug 3, 2007 | 100.52 | 100.85 | 100.52 | 100.85 | 141 | NASDAQ | IEI | Thu, Aug 2, 2007 | 100.33 | 100.47 | 100.29 | 100.44 | 140 | NASDAQ | IEI | Wed, Aug 1, 2007 | 100.03 | 100.60 | 100.03 | 100.25 | 139 | NASDAQ | IEI | Tue, Jul 31, 2007 | 100.51 | 100.81 | 100.50 | 100.81 | 138 | NASDAQ | IEI | Mon, Jul 30, 2007 | 100.83 | 100.87 | 100.58 | 100.58 | 137 | NASDAQ | IEI | Fri, Jul 27, 2007 | 100.77 | 100.90 | 100.65 | 100.79 | 136 | NASDAQ | IEI | Thu, Jul 26, 2007 | 100.45 | 100.80 | 100.45 | 100.70 | 135 | NASDAQ | IEI | Wed, Jul 25, 2007 | 99.99 | 100.10 | 99.99 | 100.03 | 134 | NASDAQ | IEI | Tue, Jul 24, 2007 | 99.84 | 99.94 | 99.82 | 99.94 | 133 | NASDAQ | IEI | Mon, Jul 23, 2007 | 99.74 | 99.81 | 99.65 | 99.76 | 132 | NASDAQ | IEI | Fri, Jul 20, 2007 | 99.57 | 99.83 | 99.57 | 99.76 | 131 | NASDAQ | IEI | Thu, Jul 19, 2007 | 99.35 | 99.41 | 99.22 | 99.40 | 130 | NASDAQ | IEI | Wed, Jul 18, 2007 | 99.25 | 99.53 | 99.25 | 99.44 | 129 | NASDAQ | IEI | Tue, Jul 17, 2007 | 99.05 | 99.27 | 99.05 | 99.19 | 128 | NASDAQ | IEI | Mon, Jul 16, 2007 | 99.08 | 99.29 | 99.04 | 99.27 | 127 | NASDAQ | IEI | Fri, Jul 13, 2007 | 99.09 | 99.09 | 98.94 | 99.04 | 126 | NASDAQ | IEI | Thu, Jul 12, 2007 | 99.15 | 99.17 | 98.92 | 98.96 | 125 | NASDAQ | IEI | Wed, Jul 11, 2007 | 99.30 | 99.38 | 99.07 | 99.07 | 124 | NASDAQ | IEI | Tue, Jul 10, 2007 | 99.12 | 99.31 | 99.08 | 99.31 | 123 | NASDAQ | IEI | Mon, Jul 9, 2007 | 98.75 | 98.78 | 98.70 | 98.73 | 122 | NASDAQ | IEI | Fri, Jul 6, 2007 | 98.70 | 98.71 | 98.53 | 98.63 | 121 | NASDAQ | IEI | Thu, Jul 5, 2007 | 99.00 | 99.02 | 98.76 | 98.78 | 120 | NASDAQ | IEI | Tue, Jul 3, 2007 | 99.32 | 99.39 | 99.18 | 99.19 | 119 | NASDAQ | IEI | Mon, Jul 2, 2007 | 99.29 | 99.36 | 99.21 | 99.33 | 118 | NASDAQ | IEI | Fri, Jun 29, 2007 | 99.32 | 99.59 | 99.30 | 99.58 | 117 | NASDAQ | IEI | Thu, Jun 28, 2007 | 99.36 | 99.38 | 99.24 | 99.26 | 116 | NASDAQ | IEI | Wed, Jun 27, 2007 | 99.52 | 99.55 | 99.38 | 99.40 | 115 | NASDAQ | IEI | Tue, Jun 26, 2007 | 99.39 | 99.39 | 99.15 | 99.28 | 114 | NASDAQ | IEI | Mon, Jun 25, 2007 | 99.33 | 99.33 | 99.20 | 99.23 | 113 | NASDAQ | IEI | Fri, Jun 22, 2007 | 98.89 | 99.13 | 98.80 | 99.10 | 112 | NASDAQ | IEI | Thu, Jun 21, 2007 | 98.98 | 99.02 | 98.84 | 98.89 | 111 | NASDAQ | IEI | Wed, Jun 20, 2007 | 99.06 | 99.06 | 98.87 | 98.96 | 110 | NASDAQ | IEI | Tue, Jun 19, 2007 | 98.98 | 99.10 | 98.94 | 99.10 | 109 | NASDAQ | IEI | Mon, Jun 18, 2007 | 98.73 | 98.85 | 98.67 | 98.83 | 108 | NASDAQ | IEI | Fri, Jun 15, 2007 | 98.55 | 98.77 | 98.55 | 98.76 | 107 | NASDAQ | IEI | Thu, Jun 14, 2007 | 98.51 | 98.58 | 98.38 | 98.47 | 106 | NASDAQ | IEI | Wed, Jun 13, 2007 | 98.40 | 98.55 | 98.33 | 98.51 | 105 | NASDAQ | IEI | Tue, Jun 12, 2007 | 98.50 | 98.55 | 98.33 | 98.35 | 104 | NASDAQ | IEI | Mon, Jun 11, 2007 | 98.66 | 98.82 | 98.66 | 98.77 | 103 | NASDAQ | IEI | Fri, Jun 8, 2007 | 98.67 | 98.79 | 98.57 | 98.75 | 102 | NASDAQ | IEI | Thu, Jun 7, 2007 | 98.82 | 98.86 | 98.74 | 98.75 | 101 | NASDAQ | IEI | Wed, Jun 6, 2007 | 99.00 | 99.20 | 99.00 | 99.20 | 100 | NASDAQ | IEI | Tue, Jun 5, 2007 | 99.09 | 99.11 | 98.93 | 99.04 | 99 | NASDAQ | IEI | Mon, Jun 4, 2007 | 99.12 | 99.25 | 99.06 | 99.25 | 98 | NASDAQ | IEI | Fri, Jun 1, 2007 | 99.05 | 99.29 | 99.02 | 99.12 | 97 | NASDAQ | IEI | Thu, May 31, 2007 | 99.89 | 99.91 | 99.68 | 99.81 | 96 | NASDAQ | IEI | Wed, May 30, 2007 | 100.05 | 100.05 | 99.84 | 99.90 | 95 | NASDAQ | IEI | Tue, May 29, 2007 | 99.95 | 99.95 | 99.79 | 99.84 | 94 | NASDAQ | IEI | Fri, May 25, 2007 | 99.96 | 100.04 | 99.92 | 99.93 | 93 | NASDAQ | IEI | Thu, May 24, 2007 | 100.02 | 100.04 | 99.85 | 100.03 | 92 | NASDAQ | IEI | Wed, May 23, 2007 | 100.13 | 100.13 | 99.97 | 99.99 | 91 | NASDAQ | IEI | Tue, May 22, 2007 | 100.06 | 100.15 | 99.99 | 99.99 | 90 | NASDAQ | IEI | Mon, May 21, 2007 | 100.05 | 100.24 | 100.05 | 100.24 | 89 | NASDAQ | IEI | Fri, May 18, 2007 | 100.24 | 100.26 | 100.05 | 100.10 | 88 | NASDAQ | IEI | Thu, May 17, 2007 | 100.35 | 100.41 | 100.26 | 100.28 | 87 | NASDAQ | IEI | Wed, May 16, 2007 | 100.45 | 100.52 | 100.45 | 100.51 | 86 | NASDAQ | IEI | Tue, May 15, 2007 | 100.50 | 100.55 | 100.36 | 100.44 | 85 | NASDAQ | IEI | Mon, May 14, 2007 | 100.56 | 100.56 | 100.43 | 100.43 | 84 | NASDAQ | IEI | Fri, May 11, 2007 | 100.83 | 100.83 | 100.58 | 100.58 | 83 | NASDAQ | IEI | Thu, May 10, 2007 | 100.57 | 100.65 | 100.57 | 100.65 | 82 | NASDAQ | IEI | Wed, May 9, 2007 | 100.70 | 100.74 | 100.47 | 100.55 | 81 | NASDAQ | IEI | Tue, May 8, 2007 | 100.70 | 100.76 | 100.68 | 100.71 | 80 | NASDAQ | IEI | Mon, May 7, 2007 | 100.52 | 100.69 | 100.52 | 100.69 | 79 | NASDAQ | IEI | Fri, May 4, 2007 | 100.65 | 100.67 | 100.60 | 100.65 | 78 | NASDAQ | IEI | Thu, May 3, 2007 | 100.49 | 100.50 | 100.39 | 100.50 | 77 | NASDAQ | IEI | Wed, May 2, 2007 | 100.62 | 100.62 | 100.53 | 100.59 | 76 | NASDAQ | IEI | Tue, May 1, 2007 | 100.78 | 100.78 | 100.55 | 100.63 | 75 | NASDAQ | IEI | Mon, Apr 30, 2007 | 100.93 | 101.06 | 100.92 | 101.06 | 74 | NASDAQ | IEI | Fri, Apr 27, 2007 | 100.77 | 100.77 | 100.70 | 100.76 | 73 | NASDAQ | IEI | Thu, Apr 26, 2007 | 100.89 | 100.89 | 100.76 | 100.76 | 72 | NASDAQ | IEI | Wed, Apr 25, 2007 | 100.94 | 101.03 | 100.91 | 100.92 | 71 | NASDAQ | IEI | Tue, Apr 24, 2007 | 101.05 | 101.05 | 101.02 | 101.03 | 70 | NASDAQ | IEI | Mon, Apr 23, 2007 | 100.71 | 100.88 | 100.71 | 100.86 | 69 | NASDAQ | IEI | Fri, Apr 20, 2007 | 100.65 | 100.75 | 100.65 | 100.72 | 68 | NASDAQ | IEI | Thu, Apr 19, 2007 | 100.85 | 100.85 | 100.65 | 100.75 | 67 | NASDAQ | IEI | Wed, Apr 18, 2007 | 100.70 | 100.77 | 100.70 | 100.75 | 66 | NASDAQ | IEI | Tue, Apr 17, 2007 | 100.45 | 100.60 | 100.45 | 100.60 | 65 | NASDAQ | IEI | Mon, Apr 16, 2007 | 100.25 | 100.33 | 100.23 | 100.28 | 64 | NASDAQ | IEI | Fri, Apr 13, 2007 | 100.34 | 100.34 | 100.13 | 100.21 | 63 | NASDAQ | IEI | Thu, Apr 12, 2007 | 100.33 | 100.37 | 100.30 | 100.32 | 62 | NASDAQ | IEI | Wed, Apr 11, 2007 | 100.46 | 100.49 | 100.28 | 100.34 | 61 | NASDAQ | IEI | Tue, Apr 10, 2007 | 100.39 | 100.39 | 100.33 | 100.35 | 60 | NASDAQ | IEI | Mon, Apr 9, 2007 | 100.10 | 100.24 | 100.10 | 100.22 | 59 | NASDAQ | IEI | Thu, Apr 5, 2007 | 100.74 | 100.74 | 100.55 | 100.62 | 58 | NASDAQ | IEI | Wed, Apr 4, 2007 | 100.78 | 100.83 | 100.59 | 100.79 | 57 | NASDAQ | IEI | Tue, Apr 3, 2007 | 100.51 | 100.66 | 100.51 | 100.55 | 56 | NASDAQ | IEI | Mon, Apr 2, 2007 | 100.73 | 100.73 | 100.54 | 100.64 | 55 | NASDAQ | IEI | Fri, Mar 30, 2007 | 101.05 | 101.15 | 100.84 | 101.00 | 54 | NASDAQ | IEI | Thu, Mar 29, 2007 | 101.00 | 101.07 | 101.00 | 101.01 | 53 | NASDAQ | IEI | Wed, Mar 28, 2007 | 101.23 | 101.30 | 101.12 | 101.12 | 52 | NASDAQ | IEI | Tue, Mar 27, 2007 | 101.06 | 101.10 | 101.03 | 101.09 | 51 | NASDAQ | IEI | Mon, Mar 26, 2007 | 100.96 | 101.25 | 100.96 | 101.11 | 50 | NASDAQ | IEI | Fri, Mar 23, 2007 | 101.18 | 101.18 | 100.98 | 100.98 | 49 | NASDAQ | IEI | Thu, Mar 22, 2007 | 101.20 | 101.20 | 101.05 | 101.08 | 48 | NASDAQ | IEI | Wed, Mar 21, 2007 | 101.07 | 101.36 | 100.99 | 101.27 | 47 | NASDAQ | IEI | Tue, Mar 20, 2007 | 101.10 | 101.11 | 101.06 | 101.07 | 46 | NASDAQ | IEI | Mon, Mar 19, 2007 | 100.90 | 100.97 | 100.89 | 100.91 | 45 | NASDAQ | IEI | Fri, Mar 16, 2007 | 101.00 | 101.10 | 101.00 | 101.08 | 44 | NASDAQ | IEI | Thu, Mar 15, 2007 | 101.13 | 101.13 | 101.05 | 101.06 | 43 | NASDAQ | IEI | Wed, Mar 14, 2007 | 101.20 | 101.30 | 101.14 | 101.16 | 42 | NASDAQ | IEI | Tue, Mar 13, 2007 | 101.09 | 101.27 | 101.05 | 101.18 | 41 | NASDAQ | IEI | Mon, Mar 12, 2007 | 100.77 | 100.90 | 100.77 | 100.87 | 40 | NASDAQ | IEI | Fri, Mar 9, 2007 | 100.62 | 100.73 | 100.62 | 100.69 | 39 | NASDAQ | IEI | Thu, Mar 8, 2007 | 100.98 | 101.05 | 100.97 | 101.05 | 38 | NASDAQ | IEI | Wed, Mar 7, 2007 | 100.90 | 101.03 | 100.90 | 101.03 | 37 | NASDAQ | IEI | Tue, Mar 6, 2007 | 100.85 | 101.01 | 100.80 | 100.89 | 36 | NASDAQ | IEI | Mon, Mar 5, 2007 | 101.10 | 101.11 | 100.96 | 100.99 | 35 | NASDAQ | IEI | Fri, Mar 2, 2007 | 100.92 | 100.96 | 100.84 | 100.96 | 34 | NASDAQ | IEI | Thu, Mar 1, 2007 | 100.82 | 100.95 | 100.68 | 100.68 | 33 | NASDAQ | IEI | Wed, Feb 28, 2007 | 101.20 | 101.20 | 100.97 | 101.02 | 32 | NASDAQ | IEI | Tue, Feb 27, 2007 | 100.83 | 101.27 | 100.83 | 101.20 | 31 | NASDAQ | IEI | Mon, Feb 26, 2007 | 100.55 | 100.62 | 100.54 | 100.59 | 30 | NASDAQ | IEI | Fri, Feb 23, 2007 | 100.23 | 100.47 | 100.23 | 100.42 | 29 | NASDAQ | IEI | Thu, Feb 22, 2007 | 100.21 | 100.21 | 100.21 | 100.21 | 28 | NASDAQ | IEI | Wed, Feb 21, 2007 | 100.30 | 100.36 | 100.30 | 100.36 | 27 | NASDAQ | IEI | Tue, Feb 20, 2007 | 100.24 | 100.32 | 100.24 | 100.27 | 26 | NASDAQ | IEI | Fri, Feb 16, 2007 | 100.29 | 100.29 | 100.26 | 100.28 | 25 | NASDAQ | IEI | Thu, Feb 15, 2007 | 100.24 | 100.30 | 100.22 | 100.27 | 24 | NASDAQ | IEI | Wed, Feb 14, 2007 | 99.89 | 100.13 | 99.89 | 100.12 | 23 | NASDAQ | IEI | Tue, Feb 13, 2007 | 99.80 | 99.80 | 99.69 | 99.69 | 22 | NASDAQ | IEI | Mon, Feb 12, 2007 | 99.80 | 99.86 | 99.71 | 99.73 | 21 | NASDAQ | IEI | Fri, Feb 9, 2007 | 99.81 | 99.81 | 99.81 | 99.81 | 20 | NASDAQ | IEI | Thu, Feb 8, 2007 | 99.97 | 100.03 | 99.95 | 100.03 | 19 | NASDAQ | IEI | Wed, Feb 7, 2007 | 99.95 | 99.99 | 99.94 | 99.99 | 18 | NASDAQ | IEI | Tue, Feb 6, 2007 | 99.67 | 99.88 | 99.67 | 99.88 | 17 | NASDAQ | IEI | Mon, Feb 5, 2007 | 99.71 | 99.71 | 99.71 | 99.71 | 16 | NASDAQ | IEI | Fri, Feb 2, 2007 | 99.55 | 99.66 | 99.55 | 99.58 | 15 | NASDAQ | IEI | Thu, Feb 1, 2007 | 99.74 | 99.74 | 99.52 | 99.53 | 14 | NASDAQ | IEI | Wed, Jan 31, 2007 | 99.67 | 99.84 | 99.67 | 99.84 | 13 | NASDAQ | IEI | Tue, Jan 30, 2007 | 99.61 | 99.61 | 99.58 | 99.58 | 12 | NASDAQ | IEI | Mon, Jan 29, 2007 | 99.60 | 99.61 | 99.50 | 99.53 | 11 | NASDAQ | IEI | Fri, Jan 26, 2007 | 99.53 | 99.56 | 99.48 | 99.56 | 10 | NASDAQ | IEI | Thu, Jan 25, 2007 | 99.66 | 99.66 | 99.55 | 99.55 | 9 | NASDAQ | IEI | Wed, Jan 24, 2007 | 99.75 | 99.75 | 99.75 | 99.75 | 8 | NASDAQ | IEI | Tue, Jan 23, 2007 | 99.75 | 99.75 | 99.71 | 99.71 | 7 | NASDAQ | IEI | Mon, Jan 22, 2007 | 99.90 | 99.90 | 99.85 | 99.85 | 6 | NASDAQ | IEI | Fri, Jan 19, 2007 | 99.86 | 99.86 | 99.78 | 99.80 | 5 | NASDAQ | IEI | Thu, Jan 18, 2007 | 99.84 | 99.91 | 99.84 | 99.91 | 4 | NASDAQ | IEI | Wed, Jan 17, 2007 | 99.94 | 99.94 | 99.81 | 99.82 | 3 | NASDAQ | IEI | Tue, Jan 16, 2007 | 99.83 | 99.83 | 99.83 | 99.83 | 2 | NASDAQ | IEI | Fri, Jan 12, 2007 | 99.88 | 99.93 | 99.85 | 99.93 | 1 | NASDAQ | IEI | Thu, Jan 11, 2007 | 100.00 | 100.00 | 99.90 | 99.92 |
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# | Exchange | Symbol | Date | Open | High | Low | Close |
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