NASDAQ:AMEH Historical Prices

Below are the 2089 trading days of historical prices for AMEH.

# Exchange Symbol Date Open High Low Close
2089 NASDAQ AMEH Wed, Jan 18, 2023 35.38 36.25 34.23 34.52
2088 NASDAQ AMEH Tue, Jan 17, 2023 35.49 36.37 35.03 35.10
2087 NASDAQ AMEH Fri, Jan 13, 2023 34.83 36.00 34.64 35.90
2086 NASDAQ AMEH Thu, Jan 12, 2023 33.39 35.33 32.91 35.24
2085 NASDAQ AMEH Wed, Jan 11, 2023 31.27 33.30 31.27 33.30
2084 NASDAQ AMEH Tue, Jan 10, 2023 29.99 31.44 29.99 31.30
2083 NASDAQ AMEH Mon, Jan 9, 2023 28.78 30.45 28.78 30.14
2082 NASDAQ AMEH Fri, Jan 6, 2023 28.06 28.77 27.55 28.35
2081 NASDAQ AMEH Thu, Jan 5, 2023 28.44 28.61 27.59 27.84
2080 NASDAQ AMEH Wed, Jan 4, 2023 28.76 29.17 27.96 28.70
2079 NASDAQ AMEH Tue, Jan 3, 2023 29.83 30.62 27.84 28.26
2078 NASDAQ AMEH Fri, Dec 30, 2022 29.38 29.78 29.08 29.59
2077 NASDAQ AMEH Thu, Dec 29, 2022 28.99 30.30 28.99 29.72
2076 NASDAQ AMEH Wed, Dec 28, 2022 29.05 29.70 28.33 28.71
2075 NASDAQ AMEH Tue, Dec 27, 2022 29.87 29.97 28.79 29.14
2074 NASDAQ AMEH Fri, Dec 23, 2022 30.86 30.99 29.47 29.89
2073 NASDAQ AMEH Thu, Dec 22, 2022 30.50 31.09 30.20 30.79
2072 NASDAQ AMEH Wed, Dec 21, 2022 29.07 31.39 29.01 30.79
2071 NASDAQ AMEH Tue, Dec 20, 2022 29.17 29.94 28.84 28.88
2070 NASDAQ AMEH Mon, Dec 19, 2022 31.31 31.31 28.82 29.45
2069 NASDAQ AMEH Fri, Dec 16, 2022 27.75 31.85 27.75 31.14
2068 NASDAQ AMEH Thu, Dec 15, 2022 28.66 29.91 26.89 27.17
2067 NASDAQ AMEH Wed, Dec 14, 2022 29.18 30.18 28.75 29.55
2066 NASDAQ AMEH Tue, Dec 13, 2022 30.28 31.27 29.09 29.34
2065 NASDAQ AMEH Mon, Dec 12, 2022 28.64 29.49 28.08 29.40
2064 NASDAQ AMEH Fri, Dec 9, 2022 29.61 30.18 28.52 28.64
2063 NASDAQ AMEH Thu, Dec 8, 2022 29.39 30.13 29.16 29.70
2062 NASDAQ AMEH Wed, Dec 7, 2022 29.61 30.50 28.93 29.20
2061 NASDAQ AMEH Tue, Dec 6, 2022 29.04 30.07 28.63 29.61
2060 NASDAQ AMEH Mon, Dec 5, 2022 28.17 29.24 27.87 29.13
2059 NASDAQ AMEH Fri, Dec 2, 2022 27.83 28.99 27.57 28.40
2058 NASDAQ AMEH Thu, Dec 1, 2022 28.59 29.15 27.93 28.33
2057 NASDAQ AMEH Wed, Nov 30, 2022 27.94 28.99 27.22 28.46
2056 NASDAQ AMEH Tue, Nov 29, 2022 28.20 28.56 27.33 27.83
2055 NASDAQ AMEH Mon, Nov 28, 2022 29.22 30.00 27.84 28.10
2054 NASDAQ AMEH Fri, Nov 25, 2022 29.09 29.80 28.80 29.43
2053 NASDAQ AMEH Wed, Nov 23, 2022 28.18 29.46 28.16 29.02
2052 NASDAQ AMEH Tue, Nov 22, 2022 28.18 28.65 27.55 28.13
2051 NASDAQ AMEH Mon, Nov 21, 2022 29.86 29.86 27.95 28.28
2050 NASDAQ AMEH Fri, Nov 18, 2022 30.81 30.94 29.41 30.12
2049 NASDAQ AMEH Thu, Nov 17, 2022 30.01 30.93 29.70 30.12
2048 NASDAQ AMEH Wed, Nov 16, 2022 33.16 33.92 30.06 30.60
2047 NASDAQ AMEH Tue, Nov 15, 2022 34.15 35.04 33.68 33.78
2046 NASDAQ AMEH Mon, Nov 14, 2022 36.38 36.38 33.52 33.57
2045 NASDAQ AMEH Fri, Nov 11, 2022 36.51 38.00 36.06 36.59
2044 NASDAQ AMEH Thu, Nov 10, 2022 38.11 39.65 36.24 36.33
2043 NASDAQ AMEH Wed, Nov 9, 2022 36.63 37.05 35.96 36.18
2042 NASDAQ AMEH Tue, Nov 8, 2022 36.40 39.14 35.28 37.17
2041 NASDAQ AMEH Mon, Nov 7, 2022 38.21 38.21 33.94 36.01
2040 NASDAQ AMEH Fri, Nov 4, 2022 36.24 38.65 34.02 37.95
2039 NASDAQ AMEH Thu, Nov 3, 2022 34.54 34.70 33.09 33.23
2038 NASDAQ AMEH Wed, Nov 2, 2022 35.08 37.05 34.46 34.94
2037 NASDAQ AMEH Tue, Nov 1, 2022 35.67 36.28 34.53 35.23
2036 NASDAQ AMEH Mon, Oct 31, 2022 34.93 35.54 34.52 35.46
2035 NASDAQ AMEH Fri, Oct 28, 2022 34.25 35.36 33.59 35.16
2034 NASDAQ AMEH Thu, Oct 27, 2022 35.09 35.35 33.97 34.61
2033 NASDAQ AMEH Wed, Oct 26, 2022 33.74 36.59 33.62 34.81
2032 NASDAQ AMEH Tue, Oct 25, 2022 32.37 34.35 32.22 33.67
2031 NASDAQ AMEH Mon, Oct 24, 2022 32.02 32.80 31.18 31.99
2030 NASDAQ AMEH Fri, Oct 21, 2022 32.09 32.24 30.66 32.01
2029 NASDAQ AMEH Thu, Oct 20, 2022 32.10 33.14 31.75 32.02
2028 NASDAQ AMEH Wed, Oct 19, 2022 33.25 33.25 31.86 32.21
2027 NASDAQ AMEH Tue, Oct 18, 2022 33.96 34.92 33.47 33.67
2026 NASDAQ AMEH Mon, Oct 17, 2022 32.32 33.74 32.21 33.12
2025 NASDAQ AMEH Fri, Oct 14, 2022 33.78 34.29 31.12 31.50
2024 NASDAQ AMEH Thu, Oct 13, 2022 32.00 33.87 30.78 33.32
2023 NASDAQ AMEH Wed, Oct 12, 2022 33.48 33.48 32.02 32.68
2022 NASDAQ AMEH Tue, Oct 11, 2022 33.54 34.40 32.49 33.54
2021 NASDAQ AMEH Mon, Oct 10, 2022 35.30 35.46 33.47 33.63
2020 NASDAQ AMEH Fri, Oct 7, 2022 38.44 38.60 35.35 35.45
2019 NASDAQ AMEH Thu, Oct 6, 2022 39.83 40.06 39.11 39.14
2018 NASDAQ AMEH Wed, Oct 5, 2022 40.18 40.22 39.05 39.71
2017 NASDAQ AMEH Tue, Oct 4, 2022 39.86 40.94 39.01 40.91
2016 NASDAQ AMEH Mon, Oct 3, 2022 39.71 39.79 38.61 39.23
2015 NASDAQ AMEH Fri, Sep 30, 2022 39.32 40.95 38.94 39.00
2014 NASDAQ AMEH Thu, Sep 29, 2022 39.28 39.70 38.40 39.32
2013 NASDAQ AMEH Wed, Sep 28, 2022 39.76 40.41 39.26 39.78
2012 NASDAQ AMEH Tue, Sep 27, 2022 41.05 41.32 39.09 39.39
2011 NASDAQ AMEH Mon, Sep 26, 2022 41.17 42.08 39.94 40.53
2010 NASDAQ AMEH Fri, Sep 23, 2022 40.19 41.10 39.24 41.09
2009 NASDAQ AMEH Thu, Sep 22, 2022 41.36 42.55 39.62 40.58
2008 NASDAQ AMEH Wed, Sep 21, 2022 40.43 44.41 39.85 41.71
2007 NASDAQ AMEH Tue, Sep 20, 2022 38.69 39.29 38.11 39.14
2006 NASDAQ AMEH Mon, Sep 19, 2022 38.82 40.22 38.40 39.00
2005 NASDAQ AMEH Fri, Sep 16, 2022 40.86 41.26 39.03 39.24
2004 NASDAQ AMEH Thu, Sep 15, 2022 42.85 43.22 40.74 41.05
2003 NASDAQ AMEH Wed, Sep 14, 2022 42.19 43.10 41.94 42.96
2002 NASDAQ AMEH Tue, Sep 13, 2022 41.56 43.09 40.56 42.13
2001 NASDAQ AMEH Mon, Sep 12, 2022 42.67 43.69 42.34 43.14
2000 NASDAQ AMEH Fri, Sep 9, 2022 42.03 42.88 41.51 42.53
1999 NASDAQ AMEH Thu, Sep 8, 2022 41.14 42.14 40.90 41.60
1998 NASDAQ AMEH Wed, Sep 7, 2022 40.80 41.64 40.68 41.54
1997 NASDAQ AMEH Tue, Sep 6, 2022 40.26 41.19 39.74 40.81
1996 NASDAQ AMEH Fri, Sep 2, 2022 42.93 42.93 40.02 40.23
1995 NASDAQ AMEH Thu, Sep 1, 2022 42.87 43.37 41.21 42.38
1994 NASDAQ AMEH Wed, Aug 31, 2022 43.19 43.55 42.52 43.13
1993 NASDAQ AMEH Tue, Aug 30, 2022 44.09 44.09 42.29 42.67
1992 NASDAQ AMEH Mon, Aug 29, 2022 42.70 43.95 42.68 43.25
1991 NASDAQ AMEH Fri, Aug 26, 2022 46.35 46.54 42.97 43.20
1990 NASDAQ AMEH Thu, Aug 25, 2022 46.99 47.01 45.81 46.46
1989 NASDAQ AMEH Wed, Aug 24, 2022 45.60 47.26 45.56 46.40
1988 NASDAQ AMEH Tue, Aug 23, 2022 45.15 46.21 44.49 45.60
1987 NASDAQ AMEH Mon, Aug 22, 2022 46.16 46.81 44.60 45.11
1986 NASDAQ AMEH Fri, Aug 19, 2022 46.79 47.84 45.71 46.68
1985 NASDAQ AMEH Thu, Aug 18, 2022 47.54 47.54 45.95 47.26
1984 NASDAQ AMEH Wed, Aug 17, 2022 47.12 49.32 47.05 47.64
1983 NASDAQ AMEH Tue, Aug 16, 2022 48.94 48.94 45.39 47.70
1982 NASDAQ AMEH Mon, Aug 15, 2022 49.23 49.60 48.57 49.05
1981 NASDAQ AMEH Fri, Aug 12, 2022 49.80 50.04 48.66 49.61
1980 NASDAQ AMEH Thu, Aug 11, 2022 51.50 51.57 49.27 49.43
1979 NASDAQ AMEH Wed, Aug 10, 2022 51.72 51.97 49.45 51.14
1978 NASDAQ AMEH Tue, Aug 9, 2022 52.91 53.65 49.35 50.59
1977 NASDAQ AMEH Mon, Aug 8, 2022 55.07 55.78 52.41 52.95
1976 NASDAQ AMEH Fri, Aug 5, 2022 56.47 56.47 52.25 54.40
1975 NASDAQ AMEH Thu, Aug 4, 2022 55.95 56.73 52.99 55.62
1974 NASDAQ AMEH Wed, Aug 3, 2022 57.00 58.00 55.00 56.87
1973 NASDAQ AMEH Tue, Aug 2, 2022 54.22 56.91 54.22 56.80
1972 NASDAQ AMEH Mon, Aug 1, 2022 52.95 55.42 52.11 54.69
1971 NASDAQ AMEH Fri, Jul 29, 2022 52.90 53.86 52.08 53.03
1970 NASDAQ AMEH Thu, Jul 28, 2022 52.73 53.43 50.35 52.99
1969 NASDAQ AMEH Wed, Jul 27, 2022 51.77 53.44 50.85 52.64
1968 NASDAQ AMEH Tue, Jul 26, 2022 51.11 51.33 49.82 51.04
1967 NASDAQ AMEH Mon, Jul 25, 2022 50.97 51.56 50.30 51.06
1966 NASDAQ AMEH Fri, Jul 22, 2022 52.56 52.56 49.27 50.97
1965 NASDAQ AMEH Thu, Jul 21, 2022 49.73 53.16 49.34 52.52
1964 NASDAQ AMEH Wed, Jul 20, 2022 47.92 50.00 46.65 49.19
1963 NASDAQ AMEH Tue, Jul 19, 2022 44.85 48.19 44.28 47.82
1962 NASDAQ AMEH Mon, Jul 18, 2022 47.01 47.87 43.60 43.90
1961 NASDAQ AMEH Fri, Jul 15, 2022 44.83 46.95 44.75 46.53
1960 NASDAQ AMEH Thu, Jul 14, 2022 45.69 45.70 43.36 44.34
1959 NASDAQ AMEH Wed, Jul 13, 2022 44.28 46.94 43.19 45.97
1958 NASDAQ AMEH Tue, Jul 12, 2022 44.81 46.51 43.92 45.26
1957 NASDAQ AMEH Mon, Jul 11, 2022 45.43 45.78 43.72 44.71
1956 NASDAQ AMEH Fri, Jul 8, 2022 45.67 47.48 45.18 45.73
1955 NASDAQ AMEH Thu, Jul 7, 2022 42.46 46.44 42.46 46.24
1954 NASDAQ AMEH Wed, Jul 6, 2022 41.52 43.00 41.29 42.15
1953 NASDAQ AMEH Tue, Jul 5, 2022 38.30 41.61 37.38 41.45
1952 NASDAQ AMEH Fri, Jul 1, 2022 38.61 39.50 37.40 38.61
1951 NASDAQ AMEH Thu, Jun 30, 2022 38.75 39.65 38.04 38.59
1950 NASDAQ AMEH Wed, Jun 29, 2022 39.82 39.86 38.36 39.52
1949 NASDAQ AMEH Tue, Jun 28, 2022 40.50 40.81 38.92 39.46
1948 NASDAQ AMEH Mon, Jun 27, 2022 40.02 40.92 38.95 40.30
1947 NASDAQ AMEH Fri, Jun 24, 2022 40.58 40.92 39.46 40.09
1946 NASDAQ AMEH Thu, Jun 23, 2022 37.54 40.08 37.36 39.98
1945 NASDAQ AMEH Wed, Jun 22, 2022 35.74 38.37 35.74 37.33
1944 NASDAQ AMEH Tue, Jun 21, 2022 35.29 37.64 35.29 36.97
1943 NASDAQ AMEH Fri, Jun 17, 2022 34.63 36.07 34.39 34.73
1942 NASDAQ AMEH Thu, Jun 16, 2022 34.77 35.25 32.75 34.22
1941 NASDAQ AMEH Wed, Jun 15, 2022 34.49 36.25 34.41 35.80
1940 NASDAQ AMEH Tue, Jun 14, 2022 33.92 34.04 32.40 33.96
1939 NASDAQ AMEH Mon, Jun 13, 2022 33.41 33.98 32.68 33.71
1938 NASDAQ AMEH Fri, Jun 10, 2022 35.10 35.42 33.90 35.17
1937 NASDAQ AMEH Thu, Jun 9, 2022 36.19 36.98 35.43 36.18
1936 NASDAQ AMEH Wed, Jun 8, 2022 35.63 36.84 35.37 35.53
1935 NASDAQ AMEH Tue, Jun 7, 2022 32.94 36.44 32.94 35.94
1934 NASDAQ AMEH Mon, Jun 6, 2022 37.86 37.87 32.44 33.46
1933 NASDAQ AMEH Fri, Jun 3, 2022 37.69 38.10 36.55 37.17
1932 NASDAQ AMEH Thu, Jun 2, 2022 36.68 38.43 36.23 38.28
1931 NASDAQ AMEH Wed, Jun 1, 2022 37.86 38.03 36.33 36.69
1930 NASDAQ AMEH Tue, May 31, 2022 36.56 37.68 35.82 37.54
1929 NASDAQ AMEH Fri, May 27, 2022 36.21 37.67 36.04 36.62
1928 NASDAQ AMEH Thu, May 26, 2022 35.06 36.43 35.06 35.56
1927 NASDAQ AMEH Wed, May 25, 2022 34.02 35.60 33.82 34.96
1926 NASDAQ AMEH Tue, May 24, 2022 34.25 34.66 33.07 34.14
1925 NASDAQ AMEH Mon, May 23, 2022 35.54 35.72 33.47 34.82
1924 NASDAQ AMEH Fri, May 20, 2022 35.55 36.39 34.30 36.11
1923 NASDAQ AMEH Thu, May 19, 2022 32.43 35.66 32.43 34.80
1922 NASDAQ AMEH Wed, May 18, 2022 32.80 33.74 31.39 32.47
1921 NASDAQ AMEH Tue, May 17, 2022 34.41 35.28 32.82 33.84
1920 NASDAQ AMEH Mon, May 16, 2022 36.29 36.98 33.28 33.41
1919 NASDAQ AMEH Fri, May 13, 2022 34.68 36.74 34.68 36.69
1918 NASDAQ AMEH Thu, May 12, 2022 30.20 33.64 29.52 33.58
1917 NASDAQ AMEH Wed, May 11, 2022 31.82 32.59 29.93 30.56
1916 NASDAQ AMEH Tue, May 10, 2022 33.14 33.79 30.76 31.32
1915 NASDAQ AMEH Mon, May 9, 2022 34.74 34.86 31.57 32.02
1914 NASDAQ AMEH Fri, May 6, 2022 36.80 37.14 34.00 35.54
1913 NASDAQ AMEH Thu, May 5, 2022 38.79 39.81 35.78 37.10
1912 NASDAQ AMEH Wed, May 4, 2022 38.32 40.42 37.05 39.90
1911 NASDAQ AMEH Tue, May 3, 2022 38.47 39.26 37.36 37.85
1910 NASDAQ AMEH Mon, May 2, 2022 36.63 38.62 36.37 38.53
1909 NASDAQ AMEH Fri, Apr 29, 2022 38.11 38.79 36.37 36.48
1908 NASDAQ AMEH Thu, Apr 28, 2022 38.55 38.72 36.23 38.21
1907 NASDAQ AMEH Wed, Apr 27, 2022 38.67 39.77 37.51 37.81
1906 NASDAQ AMEH Tue, Apr 26, 2022 40.21 40.21 37.98 38.38
1905 NASDAQ AMEH Mon, Apr 25, 2022 38.74 41.21 38.73 40.85
1904 NASDAQ AMEH Fri, Apr 22, 2022 39.60 40.57 38.04 39.12
1903 NASDAQ AMEH Thu, Apr 21, 2022 42.92 43.53 38.72 39.60
1902 NASDAQ AMEH Wed, Apr 20, 2022 42.95 43.15 41.87 42.35
1901 NASDAQ AMEH Tue, Apr 19, 2022 41.72 43.87 41.67 42.70
1900 NASDAQ AMEH Mon, Apr 18, 2022 42.69 43.57 41.13 41.66
1899 NASDAQ AMEH Thu, Apr 14, 2022 42.72 43.09 40.73 43.00
1898 NASDAQ AMEH Wed, Apr 13, 2022 41.81 43.46 41.69 42.71
1897 NASDAQ AMEH Tue, Apr 12, 2022 42.80 44.13 41.13 41.59
1896 NASDAQ AMEH Mon, Apr 11, 2022 43.76 44.00 41.52 41.78
1895 NASDAQ AMEH Fri, Apr 8, 2022 46.27 46.27 44.14 44.30
1894 NASDAQ AMEH Thu, Apr 7, 2022 45.77 47.02 44.85 46.32
1893 NASDAQ AMEH Wed, Apr 6, 2022 46.41 46.41 44.61 45.75
1892 NASDAQ AMEH Tue, Apr 5, 2022 49.06 49.25 46.44 46.89
1891 NASDAQ AMEH Mon, Apr 4, 2022 49.57 50.24 47.79 48.89
1890 NASDAQ AMEH Fri, Apr 1, 2022 48.90 50.06 48.01 49.31
1889 NASDAQ AMEH Thu, Mar 31, 2022 49.61 50.18 48.40 48.47
1888 NASDAQ AMEH Wed, Mar 30, 2022 50.40 51.66 49.12 49.55
1887 NASDAQ AMEH Tue, Mar 29, 2022 48.81 50.81 48.81 50.36
1886 NASDAQ AMEH Mon, Mar 28, 2022 48.04 49.63 46.56 47.77
1885 NASDAQ AMEH Fri, Mar 25, 2022 49.90 49.95 46.81 47.96
1884 NASDAQ AMEH Thu, Mar 24, 2022 50.37 50.37 47.51 49.53
1883 NASDAQ AMEH Wed, Mar 23, 2022 49.29 50.98 48.69 49.95
1882 NASDAQ AMEH Tue, Mar 22, 2022 48.12 50.00 47.50 49.71
1881 NASDAQ AMEH Mon, Mar 21, 2022 47.64 49.36 46.12 47.63
1880 NASDAQ AMEH Fri, Mar 18, 2022 48.42 49.89 47.10 48.35
1879 NASDAQ AMEH Thu, Mar 17, 2022 44.70 50.00 44.67 49.70
1878 NASDAQ AMEH Wed, Mar 16, 2022 40.71 45.56 40.71 45.41
1877 NASDAQ AMEH Tue, Mar 15, 2022 36.34 40.18 36.34 39.91
1876 NASDAQ AMEH Mon, Mar 14, 2022 40.39 41.14 36.04 36.28
1875 NASDAQ AMEH Fri, Mar 11, 2022 43.79 44.39 40.17 40.28
1874 NASDAQ AMEH Thu, Mar 10, 2022 42.19 43.59 41.39 43.38
1873 NASDAQ AMEH Wed, Mar 9, 2022 42.34 43.86 41.75 43.24
1872 NASDAQ AMEH Tue, Mar 8, 2022 40.23 42.02 39.30 40.74
1871 NASDAQ AMEH Mon, Mar 7, 2022 41.27 42.67 40.15 40.26
1870 NASDAQ AMEH Fri, Mar 4, 2022 42.88 43.50 40.51 41.51
1869 NASDAQ AMEH Thu, Mar 3, 2022 47.18 47.66 42.93 43.43
1868 NASDAQ AMEH Wed, Mar 2, 2022 46.66 47.28 44.70 46.79
1867 NASDAQ AMEH Tue, Mar 1, 2022 47.81 48.71 45.49 45.91
1866 NASDAQ AMEH Mon, Feb 28, 2022 49.72 52.27 46.63 48.12
1865 NASDAQ AMEH Fri, Feb 25, 2022 58.75 59.24 49.00 50.51
1864 NASDAQ AMEH Thu, Feb 24, 2022 49.92 55.95 49.10 55.95
1863 NASDAQ AMEH Wed, Feb 23, 2022 54.08 54.21 50.98 51.56
1862 NASDAQ AMEH Tue, Feb 22, 2022 53.50 55.39 52.28 53.15
1861 NASDAQ AMEH Fri, Feb 18, 2022 54.13 56.07 52.58 54.37
1860 NASDAQ AMEH Thu, Feb 17, 2022 57.78 57.78 53.88 54.06
1859 NASDAQ AMEH Wed, Feb 16, 2022 58.93 59.23 56.34 58.30
1858 NASDAQ AMEH Tue, Feb 15, 2022 57.24 59.46 55.32 59.08
1857 NASDAQ AMEH Mon, Feb 14, 2022 58.24 61.28 55.74 56.20
1856 NASDAQ AMEH Fri, Feb 11, 2022 56.57 60.13 55.98 58.21
1855 NASDAQ AMEH Thu, Feb 10, 2022 52.88 61.86 51.90 56.57
1854 NASDAQ AMEH Wed, Feb 9, 2022 51.01 55.53 50.89 55.30
1853 NASDAQ AMEH Tue, Feb 8, 2022 47.52 50.46 47.14 50.06
1852 NASDAQ AMEH Mon, Feb 7, 2022 48.05 49.63 47.00 47.83
1851 NASDAQ AMEH Fri, Feb 4, 2022 50.40 50.40 46.13 48.53
1850 NASDAQ AMEH Thu, Feb 3, 2022 49.92 52.71 49.19 50.71
1849 NASDAQ AMEH Wed, Feb 2, 2022 53.03 53.25 50.07 51.29
1848 NASDAQ AMEH Tue, Feb 1, 2022 52.99 53.51 49.85 52.88
1847 NASDAQ AMEH Mon, Jan 31, 2022 47.16 51.71 47.16 51.48
1846 NASDAQ AMEH Fri, Jan 28, 2022 46.30 47.89 45.00 47.24
1845 NASDAQ AMEH Thu, Jan 27, 2022 49.68 54.54 45.86 46.35
1844 NASDAQ AMEH Wed, Jan 26, 2022 51.89 53.75 48.00 48.87
1843 NASDAQ AMEH Tue, Jan 25, 2022 52.61 53.18 49.41 50.56
1842 NASDAQ AMEH Mon, Jan 24, 2022 49.86 53.55 47.14 53.16
1841 NASDAQ AMEH Fri, Jan 21, 2022 52.68 54.22 50.54 51.37
1840 NASDAQ AMEH Thu, Jan 20, 2022 55.40 57.25 52.79 53.01
1839 NASDAQ AMEH Wed, Jan 19, 2022 56.08 58.47 54.08 54.16
1838 NASDAQ AMEH Tue, Jan 18, 2022 59.55 59.55 55.07 55.27
1837 NASDAQ AMEH Fri, Jan 14, 2022 60.00 61.60 59.19 60.35
1836 NASDAQ AMEH Thu, Jan 13, 2022 64.30 65.89 60.53 61.04
1835 NASDAQ AMEH Wed, Jan 12, 2022 65.57 66.11 62.57 64.28
1834 NASDAQ AMEH Tue, Jan 11, 2022 63.38 65.63 62.09 65.12
1833 NASDAQ AMEH Mon, Jan 10, 2022 59.23 62.75 57.90 62.59
1832 NASDAQ AMEH Fri, Jan 7, 2022 62.14 64.54 60.01 60.06
1831 NASDAQ AMEH Thu, Jan 6, 2022 60.44 63.69 57.58 61.92
1830 NASDAQ AMEH Wed, Jan 5, 2022 65.01 65.01 59.80 60.47
1829 NASDAQ AMEH Tue, Jan 4, 2022 67.51 68.12 63.45 65.34
1828 NASDAQ AMEH Mon, Jan 3, 2022 73.86 74.01 66.50 67.04
1827 NASDAQ AMEH Fri, Dec 31, 2021 72.95 75.23 72.20 73.48
1826 NASDAQ AMEH Thu, Dec 30, 2021 73.64 75.21 72.14 72.87
1825 NASDAQ AMEH Wed, Dec 29, 2021 71.50 74.80 70.31 74.11
1824 NASDAQ AMEH Tue, Dec 28, 2021 70.20 73.39 69.45 71.53
1823 NASDAQ AMEH Mon, Dec 27, 2021 70.89 71.24 68.63 70.56
1822 NASDAQ AMEH Thu, Dec 23, 2021 70.87 71.95 69.84 70.84
1821 NASDAQ AMEH Wed, Dec 22, 2021 71.09 72.82 69.75 71.32
1820 NASDAQ AMEH Tue, Dec 21, 2021 68.16 71.40 67.71 70.90
1819 NASDAQ AMEH Mon, Dec 20, 2021 67.72 68.43 64.51 66.48
1818 NASDAQ AMEH Fri, Dec 17, 2021 66.96 69.86 61.58 68.93
1817 NASDAQ AMEH Thu, Dec 16, 2021 74.00 74.27 67.38 67.73
1816 NASDAQ AMEH Wed, Dec 15, 2021 70.96 74.27 69.40 73.13
1815 NASDAQ AMEH Tue, Dec 14, 2021 72.12 72.99 69.01 70.93
1814 NASDAQ AMEH Mon, Dec 13, 2021 74.37 76.28 71.20 73.01
1813 NASDAQ AMEH Fri, Dec 10, 2021 78.66 80.04 71.47 74.99
1812 NASDAQ AMEH Thu, Dec 9, 2021 79.86 82.34 78.00 78.76
1811 NASDAQ AMEH Wed, Dec 8, 2021 81.40 82.99 77.49 80.94
1810 NASDAQ AMEH Tue, Dec 7, 2021 78.40 82.51 78.40 81.22
1809 NASDAQ AMEH Mon, Dec 6, 2021 75.75 77.36 70.81 76.00
1808 NASDAQ AMEH Fri, Dec 3, 2021 88.79 88.79 72.91 75.53
1807 NASDAQ AMEH Thu, Dec 2, 2021 85.38 89.99 82.51 88.54
1806 NASDAQ AMEH Wed, Dec 1, 2021 97.62 97.62 84.44 85.38
1805 NASDAQ AMEH Tue, Nov 30, 2021 96.40 96.63 90.62 93.67
1804 NASDAQ AMEH Mon, Nov 29, 2021 95.79 100.75 95.42 96.75
1803 NASDAQ AMEH Fri, Nov 26, 2021 94.56 98.31 90.41 94.56
1802 NASDAQ AMEH Wed, Nov 24, 2021 96.89 99.05 92.04 98.30
1801 NASDAQ AMEH Tue, Nov 23, 2021 104.34 108.00 96.80 98.29
1800 NASDAQ AMEH Mon, Nov 22, 2021 114.51 116.84 103.18 104.50
1799 NASDAQ AMEH Fri, Nov 19, 2021 112.83 117.25 111.18 113.47
1798 NASDAQ AMEH Thu, Nov 18, 2021 119.19 119.88 108.72 112.83
1797 NASDAQ AMEH Wed, Nov 17, 2021 119.78 123.51 117.05 117.36
1796 NASDAQ AMEH Tue, Nov 16, 2021 117.84 120.38 108.40 119.45
1795 NASDAQ AMEH Mon, Nov 15, 2021 110.00 133.23 109.45 119.12
1794 NASDAQ AMEH Fri, Nov 12, 2021 106.04 109.98 104.89 109.93
1793 NASDAQ AMEH Thu, Nov 11, 2021 98.92 106.85 97.63 105.05
1792 NASDAQ AMEH Wed, Nov 10, 2021 97.36 100.97 95.00 97.72
1791 NASDAQ AMEH Tue, Nov 9, 2021 88.67 98.09 86.98 97.80
1790 NASDAQ AMEH Mon, Nov 8, 2021 86.00 90.22 84.48 88.21
1789 NASDAQ AMEH Fri, Nov 5, 2021 84.87 92.58 82.55 85.99
1788 NASDAQ AMEH Thu, Nov 4, 2021 75.94 76.05 72.23 72.39
1787 NASDAQ AMEH Wed, Nov 3, 2021 72.15 75.65 71.13 74.96
1786 NASDAQ AMEH Tue, Nov 2, 2021 70.50 72.19 69.52 71.45
1785 NASDAQ AMEH Mon, Nov 1, 2021 69.37 71.77 69.13 70.67
1784 NASDAQ AMEH Fri, Oct 29, 2021 71.66 71.90 67.20 68.63
1783 NASDAQ AMEH Thu, Oct 28, 2021 69.50 73.10 68.73 72.27
1782 NASDAQ AMEH Wed, Oct 27, 2021 71.49 72.19 68.50 69.07
1781 NASDAQ AMEH Tue, Oct 26, 2021 72.59 72.59 69.68 71.49
1780 NASDAQ AMEH Mon, Oct 25, 2021 72.21 75.13 71.84 72.34
1779 NASDAQ AMEH Fri, Oct 22, 2021 71.22 72.54 70.93 72.03
1778 NASDAQ AMEH Thu, Oct 21, 2021 70.05 73.22 68.00 71.92
1777 NASDAQ AMEH Wed, Oct 20, 2021 70.26 72.75 68.00 69.63
1776 NASDAQ AMEH Tue, Oct 19, 2021 72.68 73.93 69.17 69.38
1775 NASDAQ AMEH Mon, Oct 18, 2021 70.76 72.77 70.60 72.03
1774 NASDAQ AMEH Fri, Oct 15, 2021 71.93 73.16 70.98 71.49
1773 NASDAQ AMEH Thu, Oct 14, 2021 72.86 73.53 70.22 70.96
1772 NASDAQ AMEH Wed, Oct 13, 2021 71.87 73.14 70.30 71.19
1771 NASDAQ AMEH Tue, Oct 12, 2021 72.07 72.07 69.59 71.36
1770 NASDAQ AMEH Mon, Oct 11, 2021 74.13 75.02 68.12 71.42
1769 NASDAQ AMEH Fri, Oct 8, 2021 84.45 84.66 73.59 74.13
1768 NASDAQ AMEH Thu, Oct 7, 2021 86.09 87.55 83.62 83.90
1767 NASDAQ AMEH Wed, Oct 6, 2021 89.75 89.75 82.84 84.91
1766 NASDAQ AMEH Tue, Oct 5, 2021 89.46 93.77 87.70 90.79
1765 NASDAQ AMEH Mon, Oct 4, 2021 88.28 90.43 86.00 89.89
1764 NASDAQ AMEH Fri, Oct 1, 2021 91.25 94.48 83.07 89.42
1763 NASDAQ AMEH Thu, Sep 30, 2021 97.04 100.00 90.46 91.05
1762 NASDAQ AMEH Wed, Sep 29, 2021 95.71 101.23 92.35 95.24
1761 NASDAQ AMEH Tue, Sep 28, 2021 98.48 98.90 92.16 94.48
1760 NASDAQ AMEH Mon, Sep 27, 2021 94.97 101.59 92.63 100.41
1759 NASDAQ AMEH Fri, Sep 24, 2021 94.87 99.59 93.50 95.62
1758 NASDAQ AMEH Thu, Sep 23, 2021 91.24 97.23 91.01 96.37
1757 NASDAQ AMEH Wed, Sep 22, 2021 85.88 90.39 83.73 90.29
1756 NASDAQ AMEH Tue, Sep 21, 2021 84.57 86.47 78.61 85.07
1755 NASDAQ AMEH Mon, Sep 20, 2021 90.89 93.06 81.05 82.81
1754 NASDAQ AMEH Fri, Sep 17, 2021 95.36 101.34 93.15 96.81
1753 NASDAQ AMEH Thu, Sep 16, 2021 97.59 98.38 94.10 95.16
1752 NASDAQ AMEH Wed, Sep 15, 2021 92.81 99.70 91.12 96.20
1751 NASDAQ AMEH Tue, Sep 14, 2021 89.46 94.82 88.53 91.74
1750 NASDAQ AMEH Mon, Sep 13, 2021 95.28 96.34 87.46 89.60
1749 NASDAQ AMEH Fri, Sep 10, 2021 92.35 98.89 90.01 94.88
1748 NASDAQ AMEH Thu, Sep 9, 2021 87.45 94.18 87.03 91.69
1747 NASDAQ AMEH Wed, Sep 8, 2021 83.36 89.47 83.00 87.45
1746 NASDAQ AMEH Tue, Sep 7, 2021 82.65 88.70 79.87 84.37
1745 NASDAQ AMEH Fri, Sep 3, 2021 79.33 80.52 77.91 80.03
1744 NASDAQ AMEH Thu, Sep 2, 2021 77.90 80.41 77.01 79.49
1743 NASDAQ AMEH Wed, Sep 1, 2021 75.12 78.20 72.39 76.86
1742 NASDAQ AMEH Tue, Aug 31, 2021 71.87 77.23 71.83 75.91
1741 NASDAQ AMEH Mon, Aug 30, 2021 74.93 75.16 70.71 71.32
1740 NASDAQ AMEH Fri, Aug 27, 2021 69.77 76.50 69.07 75.08
1739 NASDAQ AMEH Thu, Aug 26, 2021 72.06 73.77 69.37 69.55
1738 NASDAQ AMEH Wed, Aug 25, 2021 70.60 72.88 69.46 71.98
1737 NASDAQ AMEH Tue, Aug 24, 2021 71.70 72.18 68.65 70.29
1736 NASDAQ AMEH Mon, Aug 23, 2021 70.60 74.15 70.60 71.91
1735 NASDAQ AMEH Fri, Aug 20, 2021 69.49 71.38 69.42 70.19
1734 NASDAQ AMEH Thu, Aug 19, 2021 72.36 73.49 68.45 68.79
1733 NASDAQ AMEH Wed, Aug 18, 2021 74.26 75.48 72.55 73.65
1732 NASDAQ AMEH Tue, Aug 17, 2021 74.50 78.50 74.25 74.92
1731 NASDAQ AMEH Mon, Aug 16, 2021 75.16 77.87 74.18 75.65
1730 NASDAQ AMEH Fri, Aug 13, 2021 75.60 79.21 74.09 76.54
1729 NASDAQ AMEH Thu, Aug 12, 2021 79.15 79.55 75.38 75.56
1728 NASDAQ AMEH Wed, Aug 11, 2021 83.11 83.11 77.83 79.87
1727 NASDAQ AMEH Tue, Aug 10, 2021 84.25 84.29 81.89 82.01
1726 NASDAQ AMEH Mon, Aug 9, 2021 77.57 85.95 77.15 84.83
1725 NASDAQ AMEH Fri, Aug 6, 2021 90.40 91.69 79.29 80.96
1724 NASDAQ AMEH Thu, Aug 5, 2021 91.57 95.83 90.42 93.85
1723 NASDAQ AMEH Wed, Aug 4, 2021 87.50 94.74 87.46 91.84
1722 NASDAQ AMEH Tue, Aug 3, 2021 89.16 90.80 84.50 88.92
1721 NASDAQ AMEH Mon, Aug 2, 2021 88.37 93.50 88.10 89.16
1720 NASDAQ AMEH Fri, Jul 30, 2021 98.37 99.00 85.00 88.37
1719 NASDAQ AMEH Thu, Jul 29, 2021 98.30 103.50 96.51 99.08
1718 NASDAQ AMEH Wed, Jul 28, 2021 97.01 101.91 95.01 98.40
1717 NASDAQ AMEH Tue, Jul 27, 2021 110.38 112.00 91.13 97.15
1716 NASDAQ AMEH Mon, Jul 26, 2021 112.08 114.55 106.56 110.87
1715 NASDAQ AMEH Fri, Jul 23, 2021 100.00 114.32 99.32 112.84
1714 NASDAQ AMEH Thu, Jul 22, 2021 101.00 102.55 93.20 97.45
1713 NASDAQ AMEH Wed, Jul 21, 2021 86.00 103.58 85.29 102.45
1712 NASDAQ AMEH Tue, Jul 20, 2021 81.70 87.30 75.94 86.12
1711 NASDAQ AMEH Mon, Jul 19, 2021 73.61 83.17 72.76 77.84
1710 NASDAQ AMEH Fri, Jul 16, 2021 78.99 84.98 76.35 77.42
1709 NASDAQ AMEH Thu, Jul 15, 2021 85.72 86.13 71.62 78.05
1708 NASDAQ AMEH Wed, Jul 14, 2021 75.81 87.90 75.80 86.50
1707 NASDAQ AMEH Tue, Jul 13, 2021 90.43 91.45 76.50 79.02
1706 NASDAQ AMEH Mon, Jul 12, 2021 85.57 92.74 83.26 91.11
1705 NASDAQ AMEH Fri, Jul 9, 2021 80.30 86.38 80.30 85.39
1704 NASDAQ AMEH Thu, Jul 8, 2021 77.28 80.25 73.56 79.45
1703 NASDAQ AMEH Wed, Jul 7, 2021 74.99 81.36 72.40 80.75
1702 NASDAQ AMEH Tue, Jul 6, 2021 66.98 74.49 66.70 74.15
1701 NASDAQ AMEH Fri, Jul 2, 2021 65.99 67.24 64.57 66.36
1700 NASDAQ AMEH Thu, Jul 1, 2021 63.36 66.29 61.80 65.48
1699 NASDAQ AMEH Wed, Jun 30, 2021 62.65 63.32 60.53 62.81
1698 NASDAQ AMEH Tue, Jun 29, 2021 62.97 63.27 59.82 62.37
1697 NASDAQ AMEH Mon, Jun 28, 2021 56.31 62.62 56.00 62.07
1696 NASDAQ AMEH Fri, Jun 25, 2021 61.91 62.00 55.24 56.50
1695 NASDAQ AMEH Thu, Jun 24, 2021 57.64 61.02 57.25 60.11
1694 NASDAQ AMEH Wed, Jun 23, 2021 58.77 59.37 54.93 56.74
1693 NASDAQ AMEH Tue, Jun 22, 2021 56.16 58.76 56.11 58.16
1692 NASDAQ AMEH Mon, Jun 21, 2021 53.63 56.12 53.50 56.02
1691 NASDAQ AMEH Fri, Jun 18, 2021 55.29 55.31 52.33 53.47
1690 NASDAQ AMEH Thu, Jun 17, 2021 52.61 55.88 52.61 55.17
1689 NASDAQ AMEH Wed, Jun 16, 2021 50.75 53.21 49.48 52.97
1688 NASDAQ AMEH Tue, Jun 15, 2021 48.58 50.83 48.31 50.74
1687 NASDAQ AMEH Mon, Jun 14, 2021 48.10 49.98 47.62 48.88
1686 NASDAQ AMEH Fri, Jun 11, 2021 45.36 48.48 45.23 48.34
1685 NASDAQ AMEH Thu, Jun 10, 2021 42.94 43.23 39.86 40.21
1684 NASDAQ AMEH Wed, Jun 9, 2021 41.65 43.15 41.65 42.85
1683 NASDAQ AMEH Tue, Jun 8, 2021 39.31 41.58 38.91 41.38
1682 NASDAQ AMEH Mon, Jun 7, 2021 36.95 39.53 36.89 39.48
1681 NASDAQ AMEH Fri, Jun 4, 2021 35.79 37.17 35.41 36.93
1680 NASDAQ AMEH Thu, Jun 3, 2021 35.19 35.82 34.44 35.76
1679 NASDAQ AMEH Wed, Jun 2, 2021 35.25 35.48 34.85 35.19
1678 NASDAQ AMEH Tue, Jun 1, 2021 35.11 35.74 34.78 35.17
1677 NASDAQ AMEH Fri, May 28, 2021 35.06 35.41 34.28 34.88
1676 NASDAQ AMEH Thu, May 27, 2021 34.93 35.49 34.55 34.79
1675 NASDAQ AMEH Wed, May 26, 2021 34.37 35.42 34.26 35.21
1674 NASDAQ AMEH Tue, May 25, 2021 35.00 35.50 34.06 34.13
1673 NASDAQ AMEH Mon, May 24, 2021 34.10 35.00 33.63 34.92
1672 NASDAQ AMEH Fri, May 21, 2021 33.25 34.18 32.80 33.77
1671 NASDAQ AMEH Thu, May 20, 2021 32.56 33.08 32.25 33.02
1670 NASDAQ AMEH Wed, May 19, 2021 32.90 33.19 32.00 32.58
1669 NASDAQ AMEH Tue, May 18, 2021 31.41 33.50 31.32 33.08
1668 NASDAQ AMEH Mon, May 17, 2021 31.18 31.56 30.61 31.33
1667 NASDAQ AMEH Fri, May 14, 2021 31.33 31.71 30.47 30.90
1666 NASDAQ AMEH Thu, May 13, 2021 34.60 34.60 30.78 31.22
1665 NASDAQ AMEH Wed, May 12, 2021 34.14 35.36 34.14 34.44
1664 NASDAQ AMEH Tue, May 11, 2021 34.06 34.76 33.89 34.31
1663 NASDAQ AMEH Mon, May 10, 2021 33.50 35.59 33.50 34.61
1662 NASDAQ AMEH Fri, May 7, 2021 32.23 33.68 31.94 33.46
1661 NASDAQ AMEH Thu, May 6, 2021 30.49 32.30 30.48 32.23
1660 NASDAQ AMEH Wed, May 5, 2021 30.61 31.14 30.28 30.58
1659 NASDAQ AMEH Tue, May 4, 2021 30.77 31.13 30.20 30.57
1658 NASDAQ AMEH Mon, May 3, 2021 30.03 31.09 29.44 30.81
1657 NASDAQ AMEH Fri, Apr 30, 2021 29.37 30.45 29.35 29.69
1656 NASDAQ AMEH Thu, Apr 29, 2021 29.21 29.90 28.55 29.61
1655 NASDAQ AMEH Wed, Apr 28, 2021 28.28 28.95 28.28 28.71
1654 NASDAQ AMEH Tue, Apr 27, 2021 27.79 28.89 27.40 28.39
1653 NASDAQ AMEH Mon, Apr 26, 2021 27.68 27.99 27.51 27.82
1652 NASDAQ AMEH Fri, Apr 23, 2021 27.19 27.68 26.81 27.50
1651 NASDAQ AMEH Thu, Apr 22, 2021 26.97 27.20 26.68 27.00
1650 NASDAQ AMEH Wed, Apr 21, 2021 26.47 27.32 26.39 26.86
1649 NASDAQ AMEH Tue, Apr 20, 2021 26.70 26.96 26.29 26.44
1648 NASDAQ AMEH Mon, Apr 19, 2021 26.89 26.92 26.15 26.78
1647 NASDAQ AMEH Fri, Apr 16, 2021 27.37 27.42 26.70 27.04
1646 NASDAQ AMEH Thu, Apr 15, 2021 27.11 27.18 26.70 27.13
1645 NASDAQ AMEH Wed, Apr 14, 2021 26.93 27.42 26.93 27.06
1644 NASDAQ AMEH Tue, Apr 13, 2021 26.49 27.10 26.08 26.88
1643 NASDAQ AMEH Mon, Apr 12, 2021 26.78 27.00 26.52 26.58
1642 NASDAQ AMEH Fri, Apr 9, 2021 27.26 27.26 26.36 26.92
1641 NASDAQ AMEH Thu, Apr 8, 2021 26.53 26.85 26.21 26.70
1640 NASDAQ AMEH Wed, Apr 7, 2021 27.40 27.52 26.18 26.51
1639 NASDAQ AMEH Tue, Apr 6, 2021 28.00 28.00 27.18 27.43
1638 NASDAQ AMEH Mon, Apr 5, 2021 28.00 28.33 27.51 28.02
1637 NASDAQ AMEH Thu, Apr 1, 2021 27.20 27.98 27.12 27.97
1636 NASDAQ AMEH Wed, Mar 31, 2021 27.09 27.46 26.85 27.09
1635 NASDAQ AMEH Tue, Mar 30, 2021 27.13 27.13 26.71 26.76
1634 NASDAQ AMEH Mon, Mar 29, 2021 26.42 27.18 26.28 26.95
1633 NASDAQ AMEH Fri, Mar 26, 2021 26.06 26.61 25.85 26.41
1632 NASDAQ AMEH Thu, Mar 25, 2021 25.71 26.03 25.51 25.92
1631 NASDAQ AMEH Wed, Mar 24, 2021 26.08 26.83 25.95 26.02
1630 NASDAQ AMEH Tue, Mar 23, 2021 26.62 26.75 26.16 26.39
1629 NASDAQ AMEH Mon, Mar 22, 2021 27.50 27.61 26.76 26.81
1628 NASDAQ AMEH Fri, Mar 19, 2021 26.96 27.96 26.75 27.70
1627 NASDAQ AMEH Thu, Mar 18, 2021 27.07 27.18 26.82 27.06
1626 NASDAQ AMEH Wed, Mar 17, 2021 26.96 27.45 26.75 27.00
1625 NASDAQ AMEH Tue, Mar 16, 2021 27.03 27.12 26.80 26.98
1624 NASDAQ AMEH Mon, Mar 15, 2021 27.50 27.50 26.47 27.04
1623 NASDAQ AMEH Fri, Mar 12, 2021 27.34 27.81 26.86 27.73
1622 NASDAQ AMEH Thu, Mar 11, 2021 25.86 27.35 25.42 27.10
1621 NASDAQ AMEH Wed, Mar 10, 2021 25.06 25.62 24.69 24.84
1620 NASDAQ AMEH Tue, Mar 9, 2021 24.72 25.68 24.72 24.85
1619 NASDAQ AMEH Mon, Mar 8, 2021 24.46 25.20 24.45 24.63
1618 NASDAQ AMEH Fri, Mar 5, 2021 24.51 24.63 23.20 24.44
1617 NASDAQ AMEH Thu, Mar 4, 2021 24.99 24.99 24.11 24.11
1616 NASDAQ AMEH Wed, Mar 3, 2021 25.25 25.25 23.85 24.76
1615 NASDAQ AMEH Tue, Mar 2, 2021 25.48 25.54 25.00 25.25
1614 NASDAQ AMEH Mon, Mar 1, 2021 25.00 25.39 24.68 25.32
1613 NASDAQ AMEH Fri, Feb 26, 2021 24.65 25.23 24.20 24.75
1612 NASDAQ AMEH Thu, Feb 25, 2021 24.51 24.61 24.19 24.55
1611 NASDAQ AMEH Wed, Feb 24, 2021 24.22 24.71 24.21 24.62
1610 NASDAQ AMEH Tue, Feb 23, 2021 23.76 24.45 23.11 24.18
1609 NASDAQ AMEH Mon, Feb 22, 2021 23.32 24.13 23.29 23.82
1608 NASDAQ AMEH Fri, Feb 19, 2021 23.69 23.69 23.10 23.59
1607 NASDAQ AMEH Thu, Feb 18, 2021 23.99 24.17 23.55 23.64
1606 NASDAQ AMEH Wed, Feb 17, 2021 24.00 24.45 23.89 24.02
1605 NASDAQ AMEH Tue, Feb 16, 2021 24.64 24.74 24.04 24.07
1604 NASDAQ AMEH Fri, Feb 12, 2021 24.53 24.86 24.31 24.55
1603 NASDAQ AMEH Thu, Feb 11, 2021 24.93 24.93 24.23 24.51
1602 NASDAQ AMEH Wed, Feb 10, 2021 24.50 24.97 24.36 24.78
1601 NASDAQ AMEH Tue, Feb 9, 2021 23.75 24.50 23.73 24.32
1600 NASDAQ AMEH Mon, Feb 8, 2021 23.73 23.80 23.14 23.70
1599 NASDAQ AMEH Fri, Feb 5, 2021 23.49 23.60 23.19 23.59
1598 NASDAQ AMEH Thu, Feb 4, 2021 23.25 23.64 23.13 23.59
1597 NASDAQ AMEH Wed, Feb 3, 2021 23.19 23.58 22.82 23.24
1596 NASDAQ AMEH Tue, Feb 2, 2021 23.61 23.70 22.58 23.30
1595 NASDAQ AMEH Mon, Feb 1, 2021 22.18 23.97 22.08 23.60
1594 NASDAQ AMEH Fri, Jan 29, 2021 21.63 22.11 21.05 22.00
1593 NASDAQ AMEH Thu, Jan 28, 2021 21.65 21.94 20.51 21.64
1592 NASDAQ AMEH Wed, Jan 27, 2021 22.13 22.13 21.42 21.43
1591 NASDAQ AMEH Tue, Jan 26, 2021 22.50 22.60 21.58 22.55
1590 NASDAQ AMEH Mon, Jan 25, 2021 22.40 22.40 21.99 22.24
1589 NASDAQ AMEH Fri, Jan 22, 2021 22.01 22.48 22.00 22.36
1588 NASDAQ AMEH Thu, Jan 21, 2021 22.58 22.58 21.89 22.20
1587 NASDAQ AMEH Wed, Jan 20, 2021 21.94 22.71 21.94 22.42
1586 NASDAQ AMEH Tue, Jan 19, 2021 21.94 22.12 21.76 21.96
1585 NASDAQ AMEH Fri, Jan 15, 2021 21.45 21.99 21.22 21.67
1584 NASDAQ AMEH Thu, Jan 14, 2021 21.33 22.24 21.33 21.71
1583 NASDAQ AMEH Wed, Jan 13, 2021 21.45 21.50 21.15 21.30
1582 NASDAQ AMEH Tue, Jan 12, 2021 21.12 21.50 21.11 21.50
1581 NASDAQ AMEH Mon, Jan 11, 2021 21.19 21.28 20.54 21.12
1580 NASDAQ AMEH Fri, Jan 8, 2021 21.90 21.90 20.72 21.36
1579 NASDAQ AMEH Thu, Jan 7, 2021 21.38 22.72 21.38 21.92
1578 NASDAQ AMEH Wed, Jan 6, 2021 19.80 22.41 19.80 21.38
1577 NASDAQ AMEH Tue, Jan 5, 2021 19.11 19.80 19.02 19.66
1576 NASDAQ AMEH Mon, Jan 4, 2021 18.26 19.30 18.26 19.25
1575 NASDAQ AMEH Thu, Dec 31, 2020 17.98 18.82 17.93 18.27
1574 NASDAQ AMEH Wed, Dec 30, 2020 17.70 17.98 17.60 17.83
1573 NASDAQ AMEH Tue, Dec 29, 2020 17.60 17.63 17.30 17.63
1572 NASDAQ AMEH Mon, Dec 28, 2020 17.57 17.97 17.53 17.64
1571 NASDAQ AMEH Thu, Dec 24, 2020 17.50 17.67 17.46 17.48
1570 NASDAQ AMEH Wed, Dec 23, 2020 17.51 17.94 17.45 17.59
1569 NASDAQ AMEH Tue, Dec 22, 2020 17.50 17.90 17.44 17.47
1568 NASDAQ AMEH Mon, Dec 21, 2020 17.73 17.83 17.43 17.57
1567 NASDAQ AMEH Fri, Dec 18, 2020 18.19 18.88 17.99 17.99
1566 NASDAQ AMEH Thu, Dec 17, 2020 17.85 18.38 17.66 18.02
1565 NASDAQ AMEH Wed, Dec 16, 2020 17.63 17.91 17.31 17.71
1564 NASDAQ AMEH Tue, Dec 15, 2020 17.40 17.77 17.17 17.59
1563 NASDAQ AMEH Mon, Dec 14, 2020 17.52 17.80 17.15 17.26
1562 NASDAQ AMEH Fri, Dec 11, 2020 17.78 17.89 17.01 17.52
1561 NASDAQ AMEH Thu, Dec 10, 2020 18.07 18.37 17.61 17.78
1560 NASDAQ AMEH Wed, Dec 9, 2020 17.88 18.50 17.77 18.21
1559 NASDAQ AMEH Tue, Dec 8, 2020 17.68 18.02 17.52 17.98
1558 NASDAQ AMEH Mon, Dec 7, 2020 17.68 18.30 17.68 17.89
1557 NASDAQ AMEH Fri, Dec 4, 2020 17.68 18.08 17.51 18.05
1556 NASDAQ AMEH Thu, Dec 3, 2020 17.80 17.99 17.59 17.68
1555 NASDAQ AMEH Wed, Dec 2, 2020 17.99 18.07 17.68 17.85
1554 NASDAQ AMEH Tue, Dec 1, 2020 18.41 18.62 18.01 18.03
1553 NASDAQ AMEH Mon, Nov 30, 2020 18.59 18.59 18.08 18.22
1552 NASDAQ AMEH Fri, Nov 27, 2020 18.78 18.78 18.00 18.29
1551 NASDAQ AMEH Wed, Nov 25, 2020 18.42 18.79 18.14 18.18
1550 NASDAQ AMEH Tue, Nov 24, 2020 18.65 18.91 18.29 18.50
1549 NASDAQ AMEH Mon, Nov 23, 2020 18.60 18.96 18.43 18.61
1548 NASDAQ AMEH Fri, Nov 20, 2020 18.16 18.73 18.16 18.54
1547 NASDAQ AMEH Thu, Nov 19, 2020 18.19 18.52 18.19 18.38
1546 NASDAQ AMEH Wed, Nov 18, 2020 18.70 18.81 18.09 18.34
1545 NASDAQ AMEH Tue, Nov 17, 2020 18.45 18.95 18.26 18.60
1544 NASDAQ AMEH Mon, Nov 16, 2020 18.80 19.45 18.29 18.56
1543 NASDAQ AMEH Fri, Nov 13, 2020 18.29 18.99 18.29 18.92
1542 NASDAQ AMEH Thu, Nov 12, 2020 18.29 18.73 17.97 18.44
1541 NASDAQ AMEH Wed, Nov 11, 2020 18.14 18.75 18.03 18.20
1540 NASDAQ AMEH Tue, Nov 10, 2020 18.14 18.50 17.78 17.93
1539 NASDAQ AMEH Mon, Nov 9, 2020 18.20 18.61 17.60 17.67
1538 NASDAQ AMEH Fri, Nov 6, 2020 17.84 17.84 17.06 17.19
1537 NASDAQ AMEH Thu, Nov 5, 2020 18.32 18.63 17.42 17.75
1536 NASDAQ AMEH Wed, Nov 4, 2020 17.92 18.38 17.44 17.76
1535 NASDAQ AMEH Tue, Nov 3, 2020 17.74 18.25 17.47 17.96
1534 NASDAQ AMEH Mon, Nov 2, 2020 17.55 17.81 17.27 17.54
1533 NASDAQ AMEH Fri, Oct 30, 2020 17.65 17.89 17.04 17.26
1532 NASDAQ AMEH Thu, Oct 29, 2020 17.22 17.85 17.02 17.77
1531 NASDAQ AMEH Wed, Oct 28, 2020 17.78 17.78 17.06 17.33
1530 NASDAQ AMEH Tue, Oct 27, 2020 17.87 18.33 17.74 18.07
1529 NASDAQ AMEH Mon, Oct 26, 2020 18.00 18.05 17.75 17.80
1528 NASDAQ AMEH Fri, Oct 23, 2020 18.26 18.29 17.92 18.21
1527 NASDAQ AMEH Thu, Oct 22, 2020 18.07 18.45 17.87 18.07
1526 NASDAQ AMEH Wed, Oct 21, 2020 17.97 18.75 17.83 18.01
1525 NASDAQ AMEH Tue, Oct 20, 2020 18.25 18.41 17.85 17.90
1524 NASDAQ AMEH Mon, Oct 19, 2020 18.55 18.57 17.99 18.08
1523 NASDAQ AMEH Fri, Oct 16, 2020 18.51 18.89 18.24 18.28
1522 NASDAQ AMEH Thu, Oct 15, 2020 17.54 18.71 17.54 18.56
1521 NASDAQ AMEH Wed, Oct 14, 2020 17.98 18.58 17.98 18.04
1520 NASDAQ AMEH Tue, Oct 13, 2020 18.22 18.56 18.17 18.31
1519 NASDAQ AMEH Mon, Oct 12, 2020 17.65 18.43 17.58 18.31
1518 NASDAQ AMEH Fri, Oct 9, 2020 18.44 18.45 17.65 17.65
1517 NASDAQ AMEH Thu, Oct 8, 2020 18.50 18.50 17.87 18.25
1516 NASDAQ AMEH Wed, Oct 7, 2020 17.92 18.49 17.92 18.36
1515 NASDAQ AMEH Tue, Oct 6, 2020 17.96 18.50 17.85 17.87
1514 NASDAQ AMEH Mon, Oct 5, 2020 18.10 18.33 17.71 17.88
1513 NASDAQ AMEH Fri, Oct 2, 2020 17.50 18.21 17.50 18.05
1512 NASDAQ AMEH Thu, Oct 1, 2020 17.99 17.99 17.44 17.78
1511 NASDAQ AMEH Wed, Sep 30, 2020 17.43 17.98 17.32 17.94
1510 NASDAQ AMEH Tue, Sep 29, 2020 17.57 17.62 17.20 17.36
1509 NASDAQ AMEH Mon, Sep 28, 2020 17.05 17.66 17.05 17.53
1508 NASDAQ AMEH Fri, Sep 25, 2020 16.33 17.00 16.33 16.86
1507 NASDAQ AMEH Thu, Sep 24, 2020 16.24 16.79 16.21 16.48
1506 NASDAQ AMEH Wed, Sep 23, 2020 16.87 16.88 16.22 16.33
1505 NASDAQ AMEH Tue, Sep 22, 2020 16.89 16.93 16.50 16.87
1504 NASDAQ AMEH Mon, Sep 21, 2020 16.99 16.99 16.51 16.80
1503 NASDAQ AMEH Fri, Sep 18, 2020 17.10 17.60 16.96 17.28
1502 NASDAQ AMEH Thu, Sep 17, 2020 17.21 17.44 16.83 16.94
1501 NASDAQ AMEH Wed, Sep 16, 2020 17.41 17.73 17.26 17.30
1500 NASDAQ AMEH Tue, Sep 15, 2020 17.48 17.79 17.11 17.16
1499 NASDAQ AMEH Mon, Sep 14, 2020 18.01 18.01 17.06 17.15
1498 NASDAQ AMEH Fri, Sep 11, 2020 17.90 18.00 17.51 17.85
1497 NASDAQ AMEH Thu, Sep 10, 2020 17.97 18.13 17.44 17.58
1496 NASDAQ AMEH Wed, Sep 9, 2020 17.57 18.00 17.42 17.88
1495 NASDAQ AMEH Tue, Sep 8, 2020 18.85 18.87 17.27 17.45
1494 NASDAQ AMEH Fri, Sep 4, 2020 19.24 19.24 18.04 19.01
1493 NASDAQ AMEH Thu, Sep 3, 2020 19.29 19.32 18.57 19.04
1492 NASDAQ AMEH Wed, Sep 2, 2020 18.85 19.42 18.44 19.34
1491 NASDAQ AMEH Tue, Sep 1, 2020 19.00 19.49 18.73 18.80
1490 NASDAQ AMEH Mon, Aug 31, 2020 18.25 19.00 18.19 18.89
1489 NASDAQ AMEH Fri, Aug 28, 2020 18.22 18.44 17.32 18.18
1488 NASDAQ AMEH Thu, Aug 27, 2020 19.36 19.36 17.62 18.30
1487 NASDAQ AMEH Wed, Aug 26, 2020 19.39 19.50 18.00 18.85
1486 NASDAQ AMEH Tue, Aug 25, 2020 18.99 19.68 18.73 19.29
1485 NASDAQ AMEH Mon, Aug 24, 2020 17.48 19.00 17.48 18.92
1484 NASDAQ AMEH Fri, Aug 21, 2020 17.10 17.45 16.72 17.23
1483 NASDAQ AMEH Thu, Aug 20, 2020 16.75 17.20 16.72 17.10
1482 NASDAQ AMEH Wed, Aug 19, 2020 17.08 17.15 16.79 16.92
1481 NASDAQ AMEH Tue, Aug 18, 2020 16.91 17.08 16.55 17.00
1480 NASDAQ AMEH Mon, Aug 17, 2020 17.34 17.34 16.78 16.92
1479 NASDAQ AMEH Fri, Aug 14, 2020 17.35 17.63 17.05 17.30
1478 NASDAQ AMEH Thu, Aug 13, 2020 17.87 17.89 17.12 17.37
1477 NASDAQ AMEH Wed, Aug 12, 2020 17.56 18.00 17.56 18.00
1476 NASDAQ AMEH Tue, Aug 11, 2020 17.94 17.96 17.45 17.63
1475 NASDAQ AMEH Mon, Aug 10, 2020 17.34 18.00 17.28 17.77
1474 NASDAQ AMEH Fri, Aug 7, 2020 17.20 17.50 17.11 17.17
1473 NASDAQ AMEH Thu, Aug 6, 2020 16.94 17.20 16.90 17.16
1472 NASDAQ AMEH Wed, Aug 5, 2020 16.80 17.25 16.70 17.07
1471 NASDAQ AMEH Tue, Aug 4, 2020 16.50 16.80 16.22 16.67
1470 NASDAQ AMEH Mon, Aug 3, 2020 16.98 16.98 16.58 16.72
1469 NASDAQ AMEH Fri, Jul 31, 2020 17.21 17.21 16.61 16.75
1468 NASDAQ AMEH Thu, Jul 30, 2020 16.88 17.35 16.88 17.30
1467 NASDAQ AMEH Wed, Jul 29, 2020 16.74 17.15 16.66 17.05
1466 NASDAQ AMEH Tue, Jul 28, 2020 16.96 17.18 16.72 16.73
1465 NASDAQ AMEH Mon, Jul 27, 2020 16.65 17.20 16.60 17.03
1464 NASDAQ AMEH Fri, Jul 24, 2020 16.73 16.82 16.50 16.64
1463 NASDAQ AMEH Thu, Jul 23, 2020 16.36 16.80 16.32 16.76
1462 NASDAQ AMEH Wed, Jul 22, 2020 15.91 16.40 15.91 16.37
1461 NASDAQ AMEH Tue, Jul 21, 2020 16.96 17.00 15.11 16.07
1460 NASDAQ AMEH Mon, Jul 20, 2020 16.81 17.25 16.65 16.68
1459 NASDAQ AMEH Fri, Jul 17, 2020 16.77 17.10 16.67 16.86
1458 NASDAQ AMEH Thu, Jul 16, 2020 17.09 17.16 16.54 16.75
1457 NASDAQ AMEH Wed, Jul 15, 2020 16.95 17.30 16.44 17.22
1456 NASDAQ AMEH Tue, Jul 14, 2020 16.07 16.68 15.79 16.68
1455 NASDAQ AMEH Mon, Jul 13, 2020 16.56 16.83 16.10 16.13
1454 NASDAQ AMEH Fri, Jul 10, 2020 15.64 16.40 15.54 16.39
1453 NASDAQ AMEH Thu, Jul 9, 2020 16.02 16.31 15.60 15.69
1452 NASDAQ AMEH Wed, Jul 8, 2020 16.16 16.37 15.82 16.04
1451 NASDAQ AMEH Tue, Jul 7, 2020 16.45 16.80 16.15 16.20
1450 NASDAQ AMEH Mon, Jul 6, 2020 16.71 16.87 16.50 16.59
1449 NASDAQ AMEH Thu, Jul 2, 2020 16.53 16.66 16.28 16.42
1448 NASDAQ AMEH Wed, Jul 1, 2020 16.50 16.89 16.28 16.32
1447 NASDAQ AMEH Tue, Jun 30, 2020 16.33 16.86 16.26 16.50
1446 NASDAQ AMEH Mon, Jun 29, 2020 15.75 16.33 15.27 16.03
1445 NASDAQ AMEH Fri, Jun 26, 2020 16.18 16.40 15.36 15.53
1444 NASDAQ AMEH Thu, Jun 25, 2020 16.39 16.77 16.09 16.31
1443 NASDAQ AMEH Wed, Jun 24, 2020 16.95 17.08 16.29 16.45
1442 NASDAQ AMEH Tue, Jun 23, 2020 17.04 17.33 16.72 17.16
1441 NASDAQ AMEH Mon, Jun 22, 2020 16.95 17.39 16.62 16.86
1440 NASDAQ AMEH Fri, Jun 19, 2020 17.22 17.84 16.71 16.95
1439 NASDAQ AMEH Thu, Jun 18, 2020 16.39 17.68 16.39 16.94
1438 NASDAQ AMEH Wed, Jun 17, 2020 17.57 17.88 16.33 16.33
1437 NASDAQ AMEH Tue, Jun 16, 2020 16.20 17.69 16.01 17.55
1436 NASDAQ AMEH Mon, Jun 15, 2020 15.86 16.30 15.28 15.73
1435 NASDAQ AMEH Fri, Jun 12, 2020 15.16 15.86 15.14 15.86
1434 NASDAQ AMEH Thu, Jun 11, 2020 15.39 15.63 14.61 14.73
1433 NASDAQ AMEH Wed, Jun 10, 2020 16.47 16.47 15.79 15.80
1432 NASDAQ AMEH Tue, Jun 9, 2020 16.02 16.89 16.02 16.47
1431 NASDAQ AMEH Mon, Jun 8, 2020 17.27 17.37 16.14 16.20
1430 NASDAQ AMEH Fri, Jun 5, 2020 18.19 18.68 16.92 17.01
1429 NASDAQ AMEH Thu, Jun 4, 2020 17.83 18.01 17.61 17.89
1428 NASDAQ AMEH Wed, Jun 3, 2020 18.00 18.19 17.65 17.88
1427 NASDAQ AMEH Tue, Jun 2, 2020 18.76 18.81 17.62 18.08
1426 NASDAQ AMEH Mon, Jun 1, 2020 18.65 19.03 18.62 18.74
1425 NASDAQ AMEH Fri, May 29, 2020 18.25 19.00 18.06 18.89
1424 NASDAQ AMEH Thu, May 28, 2020 18.45 19.16 18.17 18.40
1423 NASDAQ AMEH Wed, May 27, 2020 18.22 18.50 17.70 18.28
1422 NASDAQ AMEH Tue, May 26, 2020 17.87 18.22 17.62 17.85
1421 NASDAQ AMEH Fri, May 22, 2020 17.57 17.68 17.07 17.16
1420 NASDAQ AMEH Thu, May 21, 2020 17.14 17.82 16.95 17.54
1419 NASDAQ AMEH Wed, May 20, 2020 16.90 17.33 16.11 17.32
1418 NASDAQ AMEH Tue, May 19, 2020 16.23 16.91 15.62 16.75
1417 NASDAQ AMEH Mon, May 18, 2020 16.30 16.43 16.07 16.43
1416 NASDAQ AMEH Fri, May 15, 2020 15.46 16.51 15.46 16.24
1415 NASDAQ AMEH Thu, May 14, 2020 15.30 15.50 14.42 15.48
1414 NASDAQ AMEH Wed, May 13, 2020 15.30 15.52 14.86 15.46
1413 NASDAQ AMEH Tue, May 12, 2020 15.77 16.16 15.37 15.51
1412 NASDAQ AMEH Mon, May 11, 2020 15.67 16.10 14.11 15.68
1411 NASDAQ AMEH Fri, May 8, 2020 15.68 16.24 15.68 15.82
1410 NASDAQ AMEH Thu, May 7, 2020 15.67 15.78 15.17 15.43
1409 NASDAQ AMEH Wed, May 6, 2020 15.48 15.87 14.93 15.55
1408 NASDAQ AMEH Tue, May 5, 2020 14.97 15.73 14.78 15.45
1407 NASDAQ AMEH Mon, May 4, 2020 15.09 15.09 14.40 14.71
1406 NASDAQ AMEH Fri, May 1, 2020 15.11 15.24 14.58 15.22
1405 NASDAQ AMEH Thu, Apr 30, 2020 15.63 16.04 15.30 15.54
1404 NASDAQ AMEH Wed, Apr 29, 2020 15.72 16.25 15.49 15.95
1403 NASDAQ AMEH Tue, Apr 28, 2020 15.19 15.72 14.89 15.13
1402 NASDAQ AMEH Mon, Apr 27, 2020 14.54 15.17 14.00 14.97
1401 NASDAQ AMEH Fri, Apr 24, 2020 14.02 14.41 13.80 14.34
1400 NASDAQ AMEH Thu, Apr 23, 2020 13.63 14.59 13.63 14.07
1399 NASDAQ AMEH Wed, Apr 22, 2020 13.53 13.81 13.40 13.59
1398 NASDAQ AMEH Tue, Apr 21, 2020 13.55 13.78 13.21 13.28
1397 NASDAQ AMEH Mon, Apr 20, 2020 13.33 14.31 13.33 13.87
1396 NASDAQ AMEH Fri, Apr 17, 2020 14.40 14.40 13.30 13.46
1395 NASDAQ AMEH Thu, Apr 16, 2020 14.09 14.26 13.33 14.05
1394 NASDAQ AMEH Wed, Apr 15, 2020 14.70 14.70 13.92 14.05
1393 NASDAQ AMEH Tue, Apr 14, 2020 13.97 14.88 13.94 14.83
1392 NASDAQ AMEH Mon, Apr 13, 2020 14.98 14.98 14.12 14.35
1391 NASDAQ AMEH Thu, Apr 9, 2020 14.21 15.06 14.05 15.06
1390 NASDAQ AMEH Wed, Apr 8, 2020 13.76 14.39 13.36 14.21
1389 NASDAQ AMEH Tue, Apr 7, 2020 13.80 13.98 13.05 13.75
1388 NASDAQ AMEH Mon, Apr 6, 2020 12.57 13.74 12.57 13.74
1387 NASDAQ AMEH Fri, Apr 3, 2020 12.30 12.43 11.57 12.14
1386 NASDAQ AMEH Thu, Apr 2, 2020 12.12 12.68 11.91 12.40
1385 NASDAQ AMEH Wed, Apr 1, 2020 12.16 12.63 12.00 12.31
1384 NASDAQ AMEH Tue, Mar 31, 2020 13.81 13.98 12.01 12.92
1383 NASDAQ AMEH Mon, Mar 30, 2020 13.22 13.99 13.22 13.74
1382 NASDAQ AMEH Fri, Mar 27, 2020 12.57 13.23 12.57 13.09
1381 NASDAQ AMEH Thu, Mar 26, 2020 12.18 13.12 12.18 12.94
1380 NASDAQ AMEH Wed, Mar 25, 2020 12.00 12.76 11.42 12.08
1379 NASDAQ AMEH Tue, Mar 24, 2020 11.46 12.00 11.12 12.00
1378 NASDAQ AMEH Mon, Mar 23, 2020 10.82 12.44 9.75 10.97
1377 NASDAQ AMEH Fri, Mar 20, 2020 12.00 13.40 10.76 11.10
1376 NASDAQ AMEH Thu, Mar 19, 2020 10.65 11.99 10.64 11.99
1375 NASDAQ AMEH Wed, Mar 18, 2020 10.10 11.59 9.27 11.05
1374 NASDAQ AMEH Tue, Mar 17, 2020 9.65 10.74 9.65 10.69
1373 NASDAQ AMEH Mon, Mar 16, 2020 11.11 11.11 9.49 9.55
1372 NASDAQ AMEH Fri, Mar 13, 2020 12.92 13.52 11.72 12.26
1371 NASDAQ AMEH Thu, Mar 12, 2020 13.90 14.59 12.02 12.55
1370 NASDAQ AMEH Wed, Mar 11, 2020 14.55 14.74 13.88 14.07
1369 NASDAQ AMEH Tue, Mar 10, 2020 15.14 15.37 14.11 14.83
1368 NASDAQ AMEH Mon, Mar 9, 2020 15.25 15.46 14.80 14.93
1367 NASDAQ AMEH Fri, Mar 6, 2020 15.55 16.08 15.47 15.92
1366 NASDAQ AMEH Thu, Mar 5, 2020 16.55 16.60 15.80 15.93
1365 NASDAQ AMEH Wed, Mar 4, 2020 16.85 17.18 16.34 16.77
1364 NASDAQ AMEH Tue, Mar 3, 2020 17.60 17.60 16.37 16.47
1363 NASDAQ AMEH Mon, Mar 2, 2020 17.55 17.99 17.17 17.54
1362 NASDAQ AMEH Fri, Feb 28, 2020 17.14 17.51 16.24 17.47
1361 NASDAQ AMEH Thu, Feb 27, 2020 17.73 17.89 17.13 17.54
1360 NASDAQ AMEH Wed, Feb 26, 2020 17.32 18.32 17.18 17.95
1359 NASDAQ AMEH Tue, Feb 25, 2020 16.71 17.57 16.71 17.27
1358 NASDAQ AMEH Mon, Feb 24, 2020 17.01 17.23 16.89 17.06
1357 NASDAQ AMEH Fri, Feb 21, 2020 17.57 17.61 17.15 17.49
1356 NASDAQ AMEH Thu, Feb 20, 2020 17.75 17.80 17.37 17.55
1355 NASDAQ AMEH Wed, Feb 19, 2020 17.42 17.92 17.32 17.79
1354 NASDAQ AMEH Tue, Feb 18, 2020 17.15 17.40 17.15 17.38
1353 NASDAQ AMEH Fri, Feb 14, 2020 17.47 17.79 17.00 17.15
1352 NASDAQ AMEH Thu, Feb 13, 2020 17.62 17.75 16.67 17.48
1351 NASDAQ AMEH Wed, Feb 12, 2020 18.94 19.10 17.90 17.98
1350 NASDAQ AMEH Tue, Feb 11, 2020 18.65 18.94 18.46 18.84
1349 NASDAQ AMEH Mon, Feb 10, 2020 18.51 18.64 18.36 18.59
1348 NASDAQ AMEH Fri, Feb 7, 2020 18.26 18.86 18.10 18.58
1347 NASDAQ AMEH Thu, Feb 6, 2020 18.41 18.49 18.24 18.34
1346 NASDAQ AMEH Wed, Feb 5, 2020 18.23 18.44 17.86 18.41
1345 NASDAQ AMEH Tue, Feb 4, 2020 18.47 18.66 17.94 18.00
1344 NASDAQ AMEH Mon, Feb 3, 2020 18.09 18.34 17.79 18.28
1343 NASDAQ AMEH Fri, Jan 31, 2020 18.09 18.09 17.52 17.92
1342 NASDAQ AMEH Thu, Jan 30, 2020 17.83 18.23 17.65 18.19
1341 NASDAQ AMEH Wed, Jan 29, 2020 18.36 18.36 18.00 18.10
1340 NASDAQ AMEH Tue, Jan 28, 2020 18.08 18.48 18.08 18.34
1339 NASDAQ AMEH Mon, Jan 27, 2020 17.93 18.22 17.79 18.00
1338 NASDAQ AMEH Fri, Jan 24, 2020 18.45 18.49 17.89 18.15
1337 NASDAQ AMEH Thu, Jan 23, 2020 18.86 18.86 18.24 18.37
1336 NASDAQ AMEH Wed, Jan 22, 2020 18.39 18.93 18.29 18.88
1335 NASDAQ AMEH Tue, Jan 21, 2020 18.61 18.82 18.20 18.39
1334 NASDAQ AMEH Fri, Jan 17, 2020 18.57 19.04 18.44 18.80
1333 NASDAQ AMEH Thu, Jan 16, 2020 18.50 18.70 18.41 18.56
1332 NASDAQ AMEH Wed, Jan 15, 2020 18.05 18.62 18.05 18.25
1331 NASDAQ AMEH Tue, Jan 14, 2020 17.53 18.05 17.52 17.92
1330 NASDAQ AMEH Mon, Jan 13, 2020 17.30 17.55 16.78 17.51
1329 NASDAQ AMEH Fri, Jan 10, 2020 17.34 17.47 17.07 17.43
1328 NASDAQ AMEH Thu, Jan 9, 2020 17.19 17.54 17.16 17.26
1327 NASDAQ AMEH Wed, Jan 8, 2020 17.55 17.63 17.18 17.21
1326 NASDAQ AMEH Tue, Jan 7, 2020 17.98 18.11 17.51 17.54
1325 NASDAQ AMEH Mon, Jan 6, 2020 17.79 18.07 17.67 18.00
1324 NASDAQ AMEH Fri, Jan 3, 2020 18.02 18.25 17.87 17.98
1323 NASDAQ AMEH Thu, Jan 2, 2020 18.51 18.52 17.79 18.22
1322 NASDAQ AMEH Tue, Dec 31, 2019 18.37 18.70 18.37 18.41
1321 NASDAQ AMEH Mon, Dec 30, 2019 18.70 18.70 18.12 18.48
1320 NASDAQ AMEH Fri, Dec 27, 2019 18.91 18.91 18.27 18.65
1319 NASDAQ AMEH Thu, Dec 26, 2019 19.16 19.30 18.76 18.91
1318 NASDAQ AMEH Tue, Dec 24, 2019 18.80 19.25 18.59 19.15
1317 NASDAQ AMEH Mon, Dec 23, 2019 18.60 19.07 18.25 18.82
1316 NASDAQ AMEH Fri, Dec 20, 2019 18.93 19.14 18.55 18.73
1315 NASDAQ AMEH Thu, Dec 19, 2019 18.28 18.99 18.06 18.87
1314 NASDAQ AMEH Wed, Dec 18, 2019 18.26 18.79 18.14 18.35
1313 NASDAQ AMEH Tue, Dec 17, 2019 18.77 18.98 18.15 18.32
1312 NASDAQ AMEH Mon, Dec 16, 2019 18.34 19.10 18.30 18.70
1311 NASDAQ AMEH Fri, Dec 13, 2019 18.02 18.61 17.90 18.29
1310 NASDAQ AMEH Thu, Dec 12, 2019 17.61 18.41 17.51 18.04
1309 NASDAQ AMEH Wed, Dec 11, 2019 17.20 17.74 16.96 17.64
1308 NASDAQ AMEH Tue, Dec 10, 2019 16.86 17.32 16.28 17.19
1307 NASDAQ AMEH Mon, Dec 9, 2019 19.00 19.00 16.67 16.83
1306 NASDAQ AMEH Fri, Dec 6, 2019 18.63 19.14 18.63 19.01
1305 NASDAQ AMEH Thu, Dec 5, 2019 18.40 18.84 18.40 18.58
1304 NASDAQ AMEH Wed, Dec 4, 2019 18.54 18.60 18.18 18.36
1303 NASDAQ AMEH Tue, Dec 3, 2019 17.70 18.64 17.70 18.37
1302 NASDAQ AMEH Mon, Dec 2, 2019 18.28 18.28 17.72 18.04
1301 NASDAQ AMEH Fri, Nov 29, 2019 18.49 18.69 18.26 18.27
1300 NASDAQ AMEH Wed, Nov 27, 2019 17.91 18.44 17.91 18.37
1299 NASDAQ AMEH Tue, Nov 26, 2019 17.57 18.35 17.52 17.95
1298 NASDAQ AMEH Mon, Nov 25, 2019 17.31 17.68 16.81 17.57
1297 NASDAQ AMEH Fri, Nov 22, 2019 18.40 18.58 17.09 17.17
1296 NASDAQ AMEH Thu, Nov 21, 2019 17.62 18.47 17.50 18.37
1295 NASDAQ AMEH Wed, Nov 20, 2019 16.13 17.81 15.90 17.54
1294 NASDAQ AMEH Tue, Nov 19, 2019 16.28 16.54 15.85 16.17
1293 NASDAQ AMEH Mon, Nov 18, 2019 15.47 16.30 15.39 16.30
1292 NASDAQ AMEH Fri, Nov 15, 2019 14.84 15.41 14.52 15.31
1291 NASDAQ AMEH Thu, Nov 14, 2019 15.00 15.13 14.50 14.72
1290 NASDAQ AMEH Wed, Nov 13, 2019 15.08 15.59 14.98 15.07
1289 NASDAQ AMEH Tue, Nov 12, 2019 14.75 15.32 14.63 15.26
1288 NASDAQ AMEH Mon, Nov 11, 2019 15.40 15.90 14.75 14.77
1287 NASDAQ AMEH Fri, Nov 8, 2019 15.10 15.73 14.89 15.57
1286 NASDAQ AMEH Thu, Nov 7, 2019 15.29 16.09 14.94 15.21
1285 NASDAQ AMEH Wed, Nov 6, 2019 14.88 15.79 14.72 15.48
1284 NASDAQ AMEH Tue, Nov 5, 2019 15.14 15.25 14.79 14.83
1283 NASDAQ AMEH Mon, Nov 4, 2019 15.21 15.54 15.00 15.10
1282 NASDAQ AMEH Fri, Nov 1, 2019 15.03 15.44 14.99 15.08
1281 NASDAQ AMEH Thu, Oct 31, 2019 15.04 15.34 14.73 14.97
1280 NASDAQ AMEH Wed, Oct 30, 2019 15.15 15.41 14.87 15.06
1279 NASDAQ AMEH Tue, Oct 29, 2019 14.93 15.13 14.76 15.11
1278 NASDAQ AMEH Mon, Oct 28, 2019 14.71 15.16 14.60 14.96
1277 NASDAQ AMEH Fri, Oct 25, 2019 14.49 14.86 14.35 14.60
1276 NASDAQ AMEH Thu, Oct 24, 2019 14.61 14.66 14.28 14.55
1275 NASDAQ AMEH Wed, Oct 23, 2019 14.66 15.03 14.57 14.60
1274 NASDAQ AMEH Tue, Oct 22, 2019 14.97 15.37 14.64 14.68
1273 NASDAQ AMEH Mon, Oct 21, 2019 14.85 15.14 14.62 14.94
1272 NASDAQ AMEH Fri, Oct 18, 2019 14.98 14.98 14.56 14.80
1271 NASDAQ AMEH Thu, Oct 17, 2019 15.21 15.30 14.81 15.02
1270 NASDAQ AMEH Wed, Oct 16, 2019 15.39 15.53 15.01 15.13
1269 NASDAQ AMEH Tue, Oct 15, 2019 15.30 15.96 15.22 15.37
1268 NASDAQ AMEH Mon, Oct 14, 2019 15.35 15.49 14.74 15.17
1267 NASDAQ AMEH Fri, Oct 11, 2019 15.61 16.15 15.12 15.35
1266 NASDAQ AMEH Thu, Oct 10, 2019 15.12 15.94 14.90 15.41
1265 NASDAQ AMEH Wed, Oct 9, 2019 14.57 15.42 14.14 15.00
1264 NASDAQ AMEH Tue, Oct 8, 2019 15.78 15.95 13.02 14.47
1263 NASDAQ AMEH Mon, Oct 7, 2019 16.52 16.52 15.75 15.83
1262 NASDAQ AMEH Fri, Oct 4, 2019 16.50 16.69 16.34 16.50
1261 NASDAQ AMEH Thu, Oct 3, 2019 16.46 16.62 15.90 16.45
1260 NASDAQ AMEH Wed, Oct 2, 2019 16.90 16.90 16.23 16.49
1259 NASDAQ AMEH Tue, Oct 1, 2019 17.72 17.84 17.03 17.17
1258 NASDAQ AMEH Mon, Sep 30, 2019 17.60 17.88 17.25 17.62
1257 NASDAQ AMEH Fri, Sep 27, 2019 18.75 18.79 17.29 17.66
1256 NASDAQ AMEH Thu, Sep 26, 2019 19.51 19.61 18.24 18.69
1255 NASDAQ AMEH Wed, Sep 25, 2019 19.58 20.05 19.37 19.54
1254 NASDAQ AMEH Tue, Sep 24, 2019 21.04 21.06 19.30 19.61
1253 NASDAQ AMEH Mon, Sep 23, 2019 21.20 23.26 20.85 21.00
1252 NASDAQ AMEH Fri, Sep 20, 2019 20.16 21.50 20.05 21.41
1251 NASDAQ AMEH Thu, Sep 19, 2019 20.83 21.39 20.09 20.21
1250 NASDAQ AMEH Wed, Sep 18, 2019 20.79 21.41 20.52 20.77
1249 NASDAQ AMEH Tue, Sep 17, 2019 20.35 21.25 19.83 20.78
1248 NASDAQ AMEH Mon, Sep 16, 2019 19.47 20.47 19.47 20.25
1247 NASDAQ AMEH Fri, Sep 13, 2019 20.07 20.53 19.37 19.47
1246 NASDAQ AMEH Thu, Sep 12, 2019 20.41 20.68 19.54 19.97
1245 NASDAQ AMEH Wed, Sep 11, 2019 20.54 21.48 19.87 20.00
1244 NASDAQ AMEH Tue, Sep 10, 2019 20.28 21.05 20.03 20.55
1243 NASDAQ AMEH Mon, Sep 9, 2019 20.22 21.18 19.49 20.17
1242 NASDAQ AMEH Fri, Sep 6, 2019 20.00 21.16 20.00 20.22
1241 NASDAQ AMEH Thu, Sep 5, 2019 19.19 20.47 19.14 20.29
1240 NASDAQ AMEH Wed, Sep 4, 2019 19.45 20.45 19.11 19.13
1239 NASDAQ AMEH Tue, Sep 3, 2019 19.61 20.00 19.07 19.51
1238 NASDAQ AMEH Fri, Aug 30, 2019 20.35 20.89 19.51 19.58
1237 NASDAQ AMEH Thu, Aug 29, 2019 20.44 20.90 19.85 20.38
1236 NASDAQ AMEH Wed, Aug 28, 2019 19.49 20.50 19.30 20.41
1235 NASDAQ AMEH Tue, Aug 27, 2019 19.02 21.01 18.92 19.85
1234 NASDAQ AMEH Mon, Aug 26, 2019 16.64 19.62 16.64 19.40
1233 NASDAQ AMEH Fri, Aug 23, 2019 16.51 17.01 16.02 16.77
1232 NASDAQ AMEH Thu, Aug 22, 2019 15.78 16.71 15.54 16.57
1231 NASDAQ AMEH Wed, Aug 21, 2019 15.85 16.36 15.48 15.78
1230 NASDAQ AMEH Tue, Aug 20, 2019 15.75 16.28 15.53 15.75
1229 NASDAQ AMEH Mon, Aug 19, 2019 16.32 16.32 15.66 15.75
1228 NASDAQ AMEH Fri, Aug 16, 2019 16.36 16.61 15.82 16.21
1227 NASDAQ AMEH Thu, Aug 15, 2019 16.20 16.49 15.23 16.36
1226 NASDAQ AMEH Wed, Aug 14, 2019 15.01 17.86 15.01 16.16
1225 NASDAQ AMEH Tue, Aug 13, 2019 14.81 15.38 14.53 14.77
1224 NASDAQ AMEH Mon, Aug 12, 2019 15.27 15.61 14.56 14.65
1223 NASDAQ AMEH Fri, Aug 9, 2019 15.34 15.58 15.01 15.05
1222 NASDAQ AMEH Thu, Aug 8, 2019 14.78 15.54 14.74 15.42
1221 NASDAQ AMEH Wed, Aug 7, 2019 14.39 15.23 14.39 14.84
1220 NASDAQ AMEH Tue, Aug 6, 2019 14.56 14.57 14.17 14.53
1219 NASDAQ AMEH Mon, Aug 5, 2019 14.73 14.93 14.35 14.52
1218 NASDAQ AMEH Fri, Aug 2, 2019 15.24 15.24 14.82 14.86
1217 NASDAQ AMEH Thu, Aug 1, 2019 15.37 15.84 15.04 15.27
1216 NASDAQ AMEH Wed, Jul 31, 2019 15.29 16.12 15.18 15.30
1215 NASDAQ AMEH Tue, Jul 30, 2019 15.10 15.48 14.91 15.30
1214 NASDAQ AMEH Mon, Jul 29, 2019 14.83 15.29 14.68 15.12
1213 NASDAQ AMEH Fri, Jul 26, 2019 15.09 15.22 14.74 14.76
1212 NASDAQ AMEH Thu, Jul 25, 2019 15.11 15.20 14.82 14.90
1211 NASDAQ AMEH Wed, Jul 24, 2019 15.07 15.37 14.88 15.04
1210 NASDAQ AMEH Tue, Jul 23, 2019 15.39 15.39 14.82 15.00
1209 NASDAQ AMEH Mon, Jul 22, 2019 15.42 15.49 15.09 15.28
1208 NASDAQ AMEH Fri, Jul 19, 2019 15.25 15.48 14.88 15.33
1207 NASDAQ AMEH Thu, Jul 18, 2019 15.35 15.67 15.14 15.32
1206 NASDAQ AMEH Wed, Jul 17, 2019 15.40 15.44 15.03 15.31
1205 NASDAQ AMEH Tue, Jul 16, 2019 14.87 15.55 14.87 15.20
1204 NASDAQ AMEH Mon, Jul 15, 2019 15.11 15.11 14.55 14.84
1203 NASDAQ AMEH Fri, Jul 12, 2019 15.15 15.57 15.08 15.16
1202 NASDAQ AMEH Thu, Jul 11, 2019 14.74 15.60 14.55 15.09
1201 NASDAQ AMEH Wed, Jul 10, 2019 15.01 15.30 14.60 14.83
1200 NASDAQ AMEH Tue, Jul 9, 2019 15.16 15.34 14.63 14.90
1199 NASDAQ AMEH Mon, Jul 8, 2019 15.83 15.90 14.82 15.19
1198 NASDAQ AMEH Fri, Jul 5, 2019 15.82 16.41 15.03 15.84
1197 NASDAQ AMEH Wed, Jul 3, 2019 15.97 15.97 15.56 15.82
1196 NASDAQ AMEH Tue, Jul 2, 2019 15.90 16.06 15.75 15.88
1195 NASDAQ AMEH Mon, Jul 1, 2019 16.81 16.83 15.75 15.90
1194 NASDAQ AMEH Fri, Jun 28, 2019 16.42 17.19 16.07 16.71
1193 NASDAQ AMEH Thu, Jun 27, 2019 15.74 16.36 15.52 16.20
1192 NASDAQ AMEH Wed, Jun 26, 2019 15.63 15.98 15.59 15.74
1191 NASDAQ AMEH Tue, Jun 25, 2019 16.06 16.06 15.75 15.81
1190 NASDAQ AMEH Mon, Jun 24, 2019 15.90 16.58 15.69 16.01
1189 NASDAQ AMEH Fri, Jun 21, 2019 16.23 16.81 15.16 16.04
1188 NASDAQ AMEH Thu, Jun 20, 2019 16.05 16.80 15.94 16.32
1187 NASDAQ AMEH Wed, Jun 19, 2019 15.57 16.01 15.13 15.95
1186 NASDAQ AMEH Tue, Jun 18, 2019 16.43 16.43 15.36 15.43
1185 NASDAQ AMEH Mon, Jun 17, 2019 16.22 16.61 16.05 16.34
1184 NASDAQ AMEH Fri, Jun 14, 2019 15.28 16.75 15.07 16.11
1183 NASDAQ AMEH Thu, Jun 13, 2019 14.74 15.13 14.02 15.03
1182 NASDAQ AMEH Wed, Jun 12, 2019 14.50 14.84 13.93 14.71
1181 NASDAQ AMEH Tue, Jun 11, 2019 13.80 14.89 13.36 14.52
1180 NASDAQ AMEH Mon, Jun 10, 2019 14.21 14.66 13.62 13.75
1179 NASDAQ AMEH Fri, Jun 7, 2019 14.61 15.39 13.95 14.24
1178 NASDAQ AMEH Thu, Jun 6, 2019 16.00 16.01 14.14 14.41
1177 NASDAQ AMEH Wed, Jun 5, 2019 16.25 16.25 14.86 15.77
1176 NASDAQ AMEH Tue, Jun 4, 2019 16.30 16.75 15.75 15.82
1175 NASDAQ AMEH Mon, Jun 3, 2019 17.72 17.96 15.91 16.14
1174 NASDAQ AMEH Fri, May 31, 2019 18.55 18.55 17.53 17.84
1173 NASDAQ AMEH Thu, May 30, 2019 19.28 19.46 18.39 18.50
1172 NASDAQ AMEH Wed, May 29, 2019 19.07 19.47 18.68 19.37
1171 NASDAQ AMEH Tue, May 28, 2019 19.05 19.70 19.05 19.25
1170 NASDAQ AMEH Fri, May 24, 2019 19.55 19.78 18.78 18.96
1169 NASDAQ AMEH Thu, May 23, 2019 19.54 19.57 19.20 19.50
1168 NASDAQ AMEH Wed, May 22, 2019 19.49 19.71 19.25 19.59
1167 NASDAQ AMEH Tue, May 21, 2019 18.80 19.49 18.66 19.25
1166 NASDAQ AMEH Mon, May 20, 2019 18.90 19.30 18.52 18.74
1165 NASDAQ AMEH Fri, May 17, 2019 19.17 19.36 19.05 19.08
1164 NASDAQ AMEH Thu, May 16, 2019 19.48 19.95 19.15 19.29
1163 NASDAQ AMEH Wed, May 15, 2019 19.04 19.96 19.04 19.37
1162 NASDAQ AMEH Tue, May 14, 2019 19.66 19.92 19.17 19.36
1161 NASDAQ AMEH Mon, May 13, 2019 19.65 20.00 19.36 20.00
1160 NASDAQ AMEH Fri, May 10, 2019 20.23 20.23 19.74 19.98
1159 NASDAQ AMEH Thu, May 9, 2019 20.00 20.40 19.70 20.25
1158 NASDAQ AMEH Wed, May 8, 2019 19.82 20.25 19.68 20.04
1157 NASDAQ AMEH Tue, May 7, 2019 20.06 20.25 19.70 19.77
1156 NASDAQ AMEH Mon, May 6, 2019 19.63 20.25 19.63 19.90
1155 NASDAQ AMEH Fri, May 3, 2019 19.58 19.99 19.27 19.93
1154 NASDAQ AMEH Thu, May 2, 2019 19.10 19.70 18.96 19.52
1153 NASDAQ AMEH Wed, May 1, 2019 19.25 19.25 18.75 18.96
1152 NASDAQ AMEH Tue, Apr 30, 2019 19.69 19.69 18.81 19.35
1151 NASDAQ AMEH Mon, Apr 29, 2019 19.59 19.70 19.59 19.70
1150 NASDAQ AMEH Fri, Apr 26, 2019 19.55 19.70 19.46 19.59
1149 NASDAQ AMEH Thu, Apr 25, 2019 19.63 19.70 19.30 19.70
1148 NASDAQ AMEH Wed, Apr 24, 2019 19.39 19.73 19.33 19.52
1147 NASDAQ AMEH Tue, Apr 23, 2019 18.98 19.78 18.81 19.40
1146 NASDAQ AMEH Mon, Apr 22, 2019 19.00 19.28 18.71 18.94
1145 NASDAQ AMEH Thu, Apr 18, 2019 18.84 19.10 18.57 19.10
1144 NASDAQ AMEH Wed, Apr 17, 2019 18.86 19.10 18.50 19.03
1143 NASDAQ AMEH Tue, Apr 16, 2019 18.93 18.98 18.72 18.84
1142 NASDAQ AMEH Mon, Apr 15, 2019 18.90 19.44 18.72 18.85
1141 NASDAQ AMEH Fri, Apr 12, 2019 19.26 19.26 18.61 18.80
1140 NASDAQ AMEH Thu, Apr 11, 2019 19.40 19.73 19.40 19.44
1139 NASDAQ AMEH Wed, Apr 10, 2019 19.40 19.68 19.18 19.36
1138 NASDAQ AMEH Tue, Apr 9, 2019 19.75 19.98 19.21 19.27
1137 NASDAQ AMEH Mon, Apr 8, 2019 19.64 19.95 19.64 19.93
1136 NASDAQ AMEH Fri, Apr 5, 2019 19.43 20.00 19.43 19.55
1135 NASDAQ AMEH Thu, Apr 4, 2019 19.24 19.88 19.23 19.61
1134 NASDAQ AMEH Wed, Apr 3, 2019 19.85 19.95 19.36 19.54
1133 NASDAQ AMEH Tue, Apr 2, 2019 19.23 19.85 19.05 19.70
1132 NASDAQ AMEH Mon, Apr 1, 2019 18.52 19.50 18.52 19.01
1131 NASDAQ AMEH Fri, Mar 29, 2019 18.26 18.65 18.13 18.32
1130 NASDAQ AMEH Thu, Mar 28, 2019 17.94 18.20 17.56 18.00
1129 NASDAQ AMEH Wed, Mar 27, 2019 18.15 18.26 17.68 18.10
1128 NASDAQ AMEH Tue, Mar 26, 2019 18.59 18.68 18.01 18.15
1127 NASDAQ AMEH Mon, Mar 25, 2019 18.70 18.75 18.56 18.56
1126 NASDAQ AMEH Fri, Mar 22, 2019 18.90 18.99 18.50 18.74
1125 NASDAQ AMEH Thu, Mar 21, 2019 19.29 19.29 18.66 19.09
1124 NASDAQ AMEH Wed, Mar 20, 2019 19.23 19.29 19.00 19.03
1123 NASDAQ AMEH Tue, Mar 19, 2019 19.04 19.97 18.40 19.14
1122 NASDAQ AMEH Mon, Mar 18, 2019 20.31 20.31 19.09 19.09
1121 NASDAQ AMEH Fri, Mar 15, 2019 19.42 20.44 18.98 20.44
1120 NASDAQ AMEH Thu, Mar 14, 2019 19.57 19.66 19.18 19.18
1119 NASDAQ AMEH Wed, Mar 13, 2019 19.27 19.64 19.27 19.59
1118 NASDAQ AMEH Tue, Mar 12, 2019 19.18 19.86 19.05 19.11
1117 NASDAQ AMEH Mon, Mar 11, 2019 19.23 19.38 19.00 19.23
1116 NASDAQ AMEH Fri, Mar 8, 2019 19.30 19.30 19.12 19.12
1115 NASDAQ AMEH Thu, Mar 7, 2019 19.28 19.61 19.00 19.31
1114 NASDAQ AMEH Wed, Mar 6, 2019 19.40 19.68 18.68 19.47
1113 NASDAQ AMEH Tue, Mar 5, 2019 19.54 19.54 19.22 19.39
1112 NASDAQ AMEH Mon, Mar 4, 2019 19.89 19.89 19.15 19.59
1111 NASDAQ AMEH Fri, Mar 1, 2019 19.72 19.98 19.25 19.25
1110 NASDAQ AMEH Thu, Feb 28, 2019 19.28 19.89 19.27 19.54
1109 NASDAQ AMEH Wed, Feb 27, 2019 19.20 19.37 19.03 19.26
1108 NASDAQ AMEH Tue, Feb 26, 2019 19.98 19.98 19.08 19.20
1107 NASDAQ AMEH Mon, Feb 25, 2019 20.06 20.44 19.82 20.02
1106 NASDAQ AMEH Fri, Feb 22, 2019 19.15 20.00 19.15 19.99
1105 NASDAQ AMEH Thu, Feb 21, 2019 19.63 19.71 19.07 19.45
1104 NASDAQ AMEH Wed, Feb 20, 2019 19.51 20.14 19.26 19.59
1103 NASDAQ AMEH Tue, Feb 19, 2019 20.49 20.49 19.54 20.00
1102 NASDAQ AMEH Fri, Feb 15, 2019 19.43 20.50 19.43 20.49
1101 NASDAQ AMEH Thu, Feb 14, 2019 19.76 19.80 19.01 19.09
1100 NASDAQ AMEH Wed, Feb 13, 2019 19.50 20.05 18.94 19.43
1099 NASDAQ AMEH Tue, Feb 12, 2019 19.96 20.25 19.50 19.77
1098 NASDAQ AMEH Mon, Feb 11, 2019 19.60 19.95 19.40 19.52
1097 NASDAQ AMEH Fri, Feb 8, 2019 19.88 19.88 19.42 19.62
1096 NASDAQ AMEH Thu, Feb 7, 2019 19.98 20.19 19.83 19.95
1095 NASDAQ AMEH Wed, Feb 6, 2019 19.64 20.25 19.36 20.13
1094 NASDAQ AMEH Tue, Feb 5, 2019 19.20 19.67 18.88 19.52
1093 NASDAQ AMEH Mon, Feb 4, 2019 20.00 20.00 19.17 19.55
1092 NASDAQ AMEH Fri, Feb 1, 2019 19.48 20.20 19.42 19.50
1091 NASDAQ AMEH Thu, Jan 31, 2019 19.00 20.34 19.00 19.53
1090 NASDAQ AMEH Wed, Jan 30, 2019 19.09 19.23 18.60 18.99
1089 NASDAQ AMEH Tue, Jan 29, 2019 19.05 19.25 18.75 18.76
1088 NASDAQ AMEH Mon, Jan 28, 2019 18.60 19.36 18.60 18.95
1087 NASDAQ AMEH Fri, Jan 25, 2019 19.14 19.14 18.42 18.81
1086 NASDAQ AMEH Thu, Jan 24, 2019 18.49 19.05 18.14 19.01
1085 NASDAQ AMEH Wed, Jan 23, 2019 18.32 19.53 18.20 18.46
1084 NASDAQ AMEH Tue, Jan 22, 2019 19.62 19.65 18.10 18.11
1083 NASDAQ AMEH Fri, Jan 18, 2019 18.87 19.80 18.34 19.58
1082 NASDAQ AMEH Thu, Jan 17, 2019 18.91 18.95 18.44 18.79
1081 NASDAQ AMEH Wed, Jan 16, 2019 18.57 19.18 18.43 18.95
1080 NASDAQ AMEH Tue, Jan 15, 2019 18.19 19.04 17.97 18.55
1079 NASDAQ AMEH Mon, Jan 14, 2019 17.97 18.22 17.80 18.13
1078 NASDAQ AMEH Fri, Jan 11, 2019 18.38 18.53 18.08 18.11
1077 NASDAQ AMEH Thu, Jan 10, 2019 19.01 19.17 18.20 18.38
1076 NASDAQ AMEH Wed, Jan 9, 2019 19.20 19.26 18.75 19.23
1075 NASDAQ AMEH Tue, Jan 8, 2019 19.39 19.52 18.74 19.15
1074 NASDAQ AMEH Mon, Jan 7, 2019 19.42 19.81 19.00 19.20
1073 NASDAQ AMEH Fri, Jan 4, 2019 19.20 20.19 19.00 19.40
1072 NASDAQ AMEH Thu, Jan 3, 2019 19.50 19.78 18.50 18.98
1071 NASDAQ AMEH Wed, Jan 2, 2019 19.51 20.17 18.77 19.56
1070 NASDAQ AMEH Mon, Dec 31, 2018 20.44 21.20 19.02 19.85
1069 NASDAQ AMEH Fri, Dec 28, 2018 18.44 21.24 18.44 20.73
1068 NASDAQ AMEH Thu, Dec 27, 2018 18.77 19.48 17.80 18.13
1067 NASDAQ AMEH Wed, Dec 26, 2018 18.30 19.48 18.14 18.95
1066 NASDAQ AMEH Mon, Dec 24, 2018 17.64 18.75 17.46 18.30
1065 NASDAQ AMEH Fri, Dec 21, 2018 17.42 18.30 16.96 17.72
1064 NASDAQ AMEH Thu, Dec 20, 2018 17.08 17.79 16.70 17.42
1063 NASDAQ AMEH Wed, Dec 19, 2018 17.51 17.56 16.80 16.96
1062 NASDAQ AMEH Tue, Dec 18, 2018 16.80 17.72 16.80 17.43
1061 NASDAQ AMEH Mon, Dec 17, 2018 17.01 17.98 16.62 16.63
1060 NASDAQ AMEH Fri, Dec 14, 2018 18.12 18.33 16.63 17.07
1059 NASDAQ AMEH Thu, Dec 13, 2018 18.73 18.81 18.00 18.17
1058 NASDAQ AMEH Wed, Dec 12, 2018 18.56 19.12 18.12 18.70
1057 NASDAQ AMEH Tue, Dec 11, 2018 18.42 18.50 18.02 18.46
1056 NASDAQ AMEH Mon, Dec 10, 2018 17.68 18.78 17.12 18.21
1055 NASDAQ AMEH Fri, Dec 7, 2018 17.98 18.80 17.51 17.75
1054 NASDAQ AMEH Thu, Dec 6, 2018 17.40 18.36 17.24 17.97
1053 NASDAQ AMEH Tue, Dec 4, 2018 19.04 19.08 17.17 17.70
1052 NASDAQ AMEH Mon, Dec 3, 2018 18.47 19.43 18.32 19.18
1051 NASDAQ AMEH Fri, Nov 30, 2018 17.36 18.34 17.06 17.92
1050 NASDAQ AMEH Thu, Nov 29, 2018 16.76 17.75 16.63 17.42
1049 NASDAQ AMEH Wed, Nov 28, 2018 17.19 18.25 16.16 16.90
1048 NASDAQ AMEH Tue, Nov 27, 2018 17.95 18.46 16.75 17.18
1047 NASDAQ AMEH Mon, Nov 26, 2018 17.48 19.50 17.01 18.12
1046 NASDAQ AMEH Fri, Nov 23, 2018 16.20 17.96 16.20 17.38
1045 NASDAQ AMEH Wed, Nov 21, 2018 17.40 18.00 15.90 16.20
1044 NASDAQ AMEH Tue, Nov 20, 2018 18.04 18.46 17.00 17.50
1043 NASDAQ AMEH Mon, Nov 19, 2018 21.84 21.84 17.95 18.62
1042 NASDAQ AMEH Fri, Nov 16, 2018 22.66 22.66 21.35 21.77
1041 NASDAQ AMEH Thu, Nov 15, 2018 19.92 23.32 18.17 22.60
1040 NASDAQ AMEH Wed, Nov 14, 2018 18.00 19.53 18.00 18.77
1039 NASDAQ AMEH Tue, Nov 13, 2018 18.33 19.28 17.15 17.90
1038 NASDAQ AMEH Mon, Nov 12, 2018 18.62 19.66 18.21 18.25
1037 NASDAQ AMEH Fri, Nov 9, 2018 20.78 21.94 18.51 19.00
1036 NASDAQ AMEH Thu, Nov 8, 2018 20.69 21.52 20.49 20.75
1035 NASDAQ AMEH Wed, Nov 7, 2018 19.64 21.12 19.64 20.81
1034 NASDAQ AMEH Tue, Nov 6, 2018 19.95 20.42 19.36 19.70
1033 NASDAQ AMEH Mon, Nov 5, 2018 21.34 21.34 19.28 19.82
1032 NASDAQ AMEH Fri, Nov 2, 2018 21.70 22.00 20.95 21.29
1031 NASDAQ AMEH Thu, Nov 1, 2018 20.50 21.75 20.50 21.46
1030 NASDAQ AMEH Wed, Oct 31, 2018 20.48 20.51 19.95 20.45
1029 NASDAQ AMEH Tue, Oct 30, 2018 20.02 20.75 19.73 20.13
1028 NASDAQ AMEH Mon, Oct 29, 2018 18.61 20.50 17.31 19.97
1027 NASDAQ AMEH Fri, Oct 26, 2018 17.06 18.78 17.00 18.34
1026 NASDAQ AMEH Thu, Oct 25, 2018 17.70 19.18 17.70 18.34
1025 NASDAQ AMEH Wed, Oct 24, 2018 18.32 18.32 17.22 17.85
1024 NASDAQ AMEH Tue, Oct 23, 2018 17.76 18.54 17.56 18.36
1023 NASDAQ AMEH Mon, Oct 22, 2018 18.00 18.77 17.65 18.08
1022 NASDAQ AMEH Fri, Oct 19, 2018 18.15 19.10 17.48 17.75
1021 NASDAQ AMEH Thu, Oct 18, 2018 18.37 18.96 17.79 18.04
1020 NASDAQ AMEH Wed, Oct 17, 2018 18.45 18.83 17.46 18.56
1019 NASDAQ AMEH Tue, Oct 16, 2018 18.11 19.00 17.95 18.59
1018 NASDAQ AMEH Mon, Oct 15, 2018 19.39 19.50 18.00 18.09
1017 NASDAQ AMEH Fri, Oct 12, 2018 18.96 20.50 18.72 19.27
1016 NASDAQ AMEH Thu, Oct 11, 2018 18.36 19.69 18.15 18.66
1015 NASDAQ AMEH Wed, Oct 10, 2018 20.08 20.08 18.38 18.42
1014 NASDAQ AMEH Tue, Oct 9, 2018 19.73 21.50 19.73 20.09
1013 NASDAQ AMEH Mon, Oct 8, 2018 18.80 20.34 18.50 19.82
1012 NASDAQ AMEH Fri, Oct 5, 2018 18.61 19.63 18.61 18.90
1011 NASDAQ AMEH Thu, Oct 4, 2018 19.10 19.15 18.38 18.61
1010 NASDAQ AMEH Wed, Oct 3, 2018 18.90 19.47 18.54 19.05
1009 NASDAQ AMEH Tue, Oct 2, 2018 20.11 20.11 18.27 18.84
1008 NASDAQ AMEH Mon, Oct 1, 2018 22.11 22.44 19.62 19.93
1007 NASDAQ AMEH Fri, Sep 28, 2018 21.64 22.48 21.64 22.07
1006 NASDAQ AMEH Thu, Sep 27, 2018 21.00 21.65 20.06 21.50
1005 NASDAQ AMEH Wed, Sep 26, 2018 19.92 21.04 19.79 20.71
1004 NASDAQ AMEH Tue, Sep 25, 2018 20.11 20.11 18.89 19.97
1003 NASDAQ AMEH Mon, Sep 24, 2018 16.76 21.07 16.76 19.71
1002 NASDAQ AMEH Fri, Sep 21, 2018 16.94 17.46 16.46 16.61
1001 NASDAQ AMEH Thu, Sep 20, 2018 16.45 17.42 16.25 17.21
1000 NASDAQ AMEH Wed, Sep 19, 2018 16.29 16.94 16.00 16.32
999 NASDAQ AMEH Tue, Sep 18, 2018 16.42 16.47 16.20 16.27
998 NASDAQ AMEH Mon, Sep 17, 2018 16.50 16.66 16.02 16.42
997 NASDAQ AMEH Fri, Sep 14, 2018 16.31 16.86 16.11 16.45
996 NASDAQ AMEH Thu, Sep 13, 2018 17.23 17.23 16.04 16.22
995 NASDAQ AMEH Wed, Sep 12, 2018 17.57 17.89 16.78 17.06
994 NASDAQ AMEH Tue, Sep 11, 2018 16.75 17.71 16.08 17.50
993 NASDAQ AMEH Mon, Sep 10, 2018 15.55 16.71 15.30 16.57
992 NASDAQ AMEH Fri, Sep 7, 2018 14.60 15.53 14.50 15.22
991 NASDAQ AMEH Thu, Sep 6, 2018 14.68 14.75 14.27 14.70
990 NASDAQ AMEH Wed, Sep 5, 2018 14.30 14.97 14.20 14.61
989 NASDAQ AMEH Tue, Sep 4, 2018 15.00 15.25 14.02 14.42
988 NASDAQ AMEH Fri, Aug 31, 2018 15.34 16.01 14.90 15.25
987 NASDAQ AMEH Thu, Aug 30, 2018 16.00 16.10 15.06 15.43
986 NASDAQ AMEH Wed, Aug 29, 2018 16.65 16.65 15.99 16.01
985 NASDAQ AMEH Tue, Aug 28, 2018 17.94 17.94 16.11 16.51
984 NASDAQ AMEH Mon, Aug 27, 2018 17.13 18.10 17.06 17.94
983 NASDAQ AMEH Fri, Aug 24, 2018 15.70 17.69 15.70 17.48
982 NASDAQ AMEH Thu, Aug 23, 2018 17.19 17.19 15.79 15.88
981 NASDAQ AMEH Wed, Aug 22, 2018 16.84 17.21 15.90 17.19
980 NASDAQ AMEH Tue, Aug 21, 2018 17.92 17.93 16.17 17.10
979 NASDAQ AMEH Mon, Aug 20, 2018 18.63 18.98 17.20 17.53
978 NASDAQ AMEH Fri, Aug 17, 2018 20.26 20.78 18.00 18.35
977 NASDAQ AMEH Thu, Aug 16, 2018 21.06 21.22 20.21 20.25
976 NASDAQ AMEH Wed, Aug 15, 2018 23.61 25.12 20.44 20.64
975 NASDAQ AMEH Tue, Aug 14, 2018 23.90 24.29 23.89 24.16
974 NASDAQ AMEH Mon, Aug 13, 2018 24.46 24.53 23.48 23.92
973 NASDAQ AMEH Fri, Aug 10, 2018 23.52 24.84 23.52 24.15
972 NASDAQ AMEH Thu, Aug 9, 2018 23.40 23.82 23.27 23.65
971 NASDAQ AMEH Wed, Aug 8, 2018 23.28 23.73 23.00 23.25
970 NASDAQ AMEH Tue, Aug 7, 2018 23.98 23.99 23.10 23.34
969 NASDAQ AMEH Mon, Aug 6, 2018 24.03 24.03 23.10 23.26
968 NASDAQ AMEH Fri, Aug 3, 2018 25.54 25.54 23.53 23.87
967 NASDAQ AMEH Thu, Aug 2, 2018 24.89 25.78 24.89 25.21
966 NASDAQ AMEH Wed, Aug 1, 2018 24.17 25.50 24.17 24.90
965 NASDAQ AMEH Tue, Jul 31, 2018 23.57 24.29 23.43 24.18
964 NASDAQ AMEH Mon, Jul 30, 2018 24.75 24.90 23.13 23.57
963 NASDAQ AMEH Fri, Jul 27, 2018 25.81 25.81 24.69 24.78
962 NASDAQ AMEH Thu, Jul 26, 2018 25.56 26.37 25.43 25.79
961 NASDAQ AMEH Wed, Jul 25, 2018 26.67 26.67 25.49 25.49
960 NASDAQ AMEH Tue, Jul 24, 2018 27.29 27.59 25.72 26.40
959 NASDAQ AMEH Mon, Jul 23, 2018 26.98 28.67 26.98 27.30
958 NASDAQ AMEH Fri, Jul 20, 2018 27.18 27.77 27.17 27.22
957 NASDAQ AMEH Thu, Jul 19, 2018 25.50 28.22 25.50 27.24
956 NASDAQ AMEH Wed, Jul 18, 2018 25.00 26.19 23.52 25.50
955 NASDAQ AMEH Tue, Jul 17, 2018 24.19 25.17 24.03 24.92
954 NASDAQ AMEH Mon, Jul 16, 2018 23.20 24.65 23.12 24.04
953 NASDAQ AMEH Fri, Jul 13, 2018 24.50 24.57 23.16 23.30
952 NASDAQ AMEH Thu, Jul 12, 2018 23.85 24.90 23.85 24.47
951 NASDAQ AMEH Wed, Jul 11, 2018 26.19 26.19 23.14 23.30
950 NASDAQ AMEH Tue, Jul 10, 2018 25.03 25.90 24.57 25.74
949 NASDAQ AMEH Mon, Jul 9, 2018 25.03 26.34 24.91 25.06
948 NASDAQ AMEH Fri, Jul 6, 2018 26.51 28.12 24.74 24.95
947 NASDAQ AMEH Thu, Jul 5, 2018 27.13 28.90 26.44 26.50
946 NASDAQ AMEH Tue, Jul 3, 2018 24.91 26.79 24.64 26.72
945 NASDAQ AMEH Mon, Jul 2, 2018 25.84 26.32 23.97 25.38
944 NASDAQ AMEH Fri, Jun 29, 2018 28.15 28.50 25.45 25.86
943 NASDAQ AMEH Thu, Jun 28, 2018 26.47 29.80 26.47 28.76
942 NASDAQ AMEH Wed, Jun 27, 2018 28.69 29.05 26.76 27.95
941 NASDAQ AMEH Tue, Jun 26, 2018 26.90 29.39 26.56 28.55
940 NASDAQ AMEH Mon, Jun 25, 2018 24.00 27.80 23.40 26.49
939 NASDAQ AMEH Fri, Jun 22, 2018 20.25 30.00 18.19 30.00
938 NASDAQ AMEH Thu, Jun 21, 2018 19.50 20.85 19.29 19.92
937 NASDAQ AMEH Wed, Jun 20, 2018 22.90 22.90 18.80 20.04
936 NASDAQ AMEH Tue, Jun 19, 2018 19.72 24.88 19.65 24.34
935 NASDAQ AMEH Mon, Jun 18, 2018 21.90 22.89 18.36 20.13
934 NASDAQ AMEH Fri, Jun 15, 2018 16.99 25.86 16.47 25.86
933 NASDAQ AMEH Thu, Jun 14, 2018 16.27 17.93 15.70 16.21
932 NASDAQ AMEH Wed, Jun 13, 2018 16.20 16.63 15.31 16.36
931 NASDAQ AMEH Tue, Jun 12, 2018 15.63 16.37 15.05 16.08
930 NASDAQ AMEH Mon, Jun 11, 2018 14.75 16.25 14.66 15.74
929 NASDAQ AMEH Fri, Jun 8, 2018 14.79 15.08 14.40 14.65
928 NASDAQ AMEH Thu, Jun 7, 2018 14.49 14.80 14.17 14.27
927 NASDAQ AMEH Wed, Jun 6, 2018 15.80 15.80 14.33 14.54
926 NASDAQ AMEH Tue, Jun 5, 2018 15.23 15.76 14.82 15.75
925 NASDAQ AMEH Mon, Jun 4, 2018 14.59 15.85 14.27 15.24
924 NASDAQ AMEH Fri, Jun 1, 2018 13.98 15.10 13.80 14.96
923 NASDAQ AMEH Thu, May 31, 2018 13.55 14.92 13.11 13.82
922 NASDAQ AMEH Wed, May 30, 2018 13.36 14.47 13.01 13.28
921 NASDAQ AMEH Tue, May 29, 2018 13.68 15.28 13.20 13.21
920 NASDAQ AMEH Fri, May 25, 2018 14.52 14.52 13.50 13.60
919 NASDAQ AMEH Thu, May 24, 2018 14.62 14.69 14.02 14.24
918 NASDAQ AMEH Wed, May 23, 2018 15.00 15.12 14.22 14.61
917 NASDAQ AMEH Tue, May 22, 2018 16.16 16.26 15.00 15.02
916 NASDAQ AMEH Mon, May 21, 2018 15.87 16.43 15.31 16.06
915 NASDAQ AMEH Fri, May 18, 2018 16.27 16.59 15.70 15.80
914 NASDAQ AMEH Thu, May 17, 2018 16.31 16.88 15.77 16.19
913 NASDAQ AMEH Wed, May 16, 2018 16.78 16.96 15.85 16.08
912 NASDAQ AMEH Tue, May 15, 2018 16.81 17.48 16.53 16.90
911 NASDAQ AMEH Mon, May 14, 2018 17.12 17.49 16.70 16.77
910 NASDAQ AMEH Fri, May 11, 2018 16.73 17.48 16.73 17.25
909 NASDAQ AMEH Thu, May 10, 2018 17.00 17.49 16.88 17.49
908 NASDAQ AMEH Wed, May 9, 2018 17.23 17.23 16.83 17.00
907 NASDAQ AMEH Tue, May 8, 2018 16.00 17.29 16.00 17.29
906 NASDAQ AMEH Mon, May 7, 2018 17.00 17.00 16.69 16.98
905 NASDAQ AMEH Fri, May 4, 2018 16.95 17.00 16.72 17.00
904 NASDAQ AMEH Thu, May 3, 2018 16.46 16.72 16.41 16.72
903 NASDAQ AMEH Wed, May 2, 2018 16.50 16.50 16.00 16.28
902 NASDAQ AMEH Tue, May 1, 2018 15.73 16.51 15.73 16.51
901 NASDAQ AMEH Mon, Apr 30, 2018 15.92 16.70 15.92 16.50
900 NASDAQ AMEH Fri, Apr 27, 2018 15.40 15.95 15.40 15.90
899 NASDAQ AMEH Thu, Apr 26, 2018 15.91 15.91 15.07 15.49
898 NASDAQ AMEH Wed, Apr 25, 2018 15.64 15.64 14.88 14.95
897 NASDAQ AMEH Tue, Apr 24, 2018 15.46 15.76 14.90 15.71
896 NASDAQ AMEH Mon, Apr 23, 2018 14.69 15.65 14.05 15.40
895 NASDAQ AMEH Fri, Apr 20, 2018 15.20 15.75 14.51 14.74
894 NASDAQ AMEH Thu, Apr 19, 2018 13.98 15.44 13.98 15.14
893 NASDAQ AMEH Wed, Apr 18, 2018 13.55 14.35 13.55 13.98
892 NASDAQ AMEH Tue, Apr 17, 2018 13.61 13.66 13.45 13.50
891 NASDAQ AMEH Mon, Apr 16, 2018 13.87 14.44 13.38 13.52
890 NASDAQ AMEH Fri, Apr 13, 2018 13.49 13.99 13.35 13.80
889 NASDAQ AMEH Thu, Apr 12, 2018 13.37 13.90 13.06 13.40
888 NASDAQ AMEH Wed, Apr 11, 2018 14.37 14.44 13.57 13.83
887 NASDAQ AMEH Tue, Apr 10, 2018 14.85 14.87 14.00 14.49
886 NASDAQ AMEH Mon, Apr 9, 2018 15.27 15.31 14.80 14.80
885 NASDAQ AMEH Fri, Apr 6, 2018 15.54 15.79 14.85 14.95
884 NASDAQ AMEH Thu, Apr 5, 2018 15.90 16.14 15.54 15.75
883 NASDAQ AMEH Wed, Apr 4, 2018 17.49 17.88 15.51 15.71
882 NASDAQ AMEH Tue, Apr 3, 2018 18.00 18.50 16.38 17.68
881 NASDAQ AMEH Mon, Apr 2, 2018 16.00 19.00 16.00 17.66
880 NASDAQ AMEH Thu, Mar 29, 2018 16.03 16.16 15.88 15.95
879 NASDAQ AMEH Wed, Mar 28, 2018 16.33 16.33 15.15 15.96
878 NASDAQ AMEH Tue, Mar 27, 2018 15.78 16.59 15.78 16.15
877 NASDAQ AMEH Mon, Mar 26, 2018 15.38 15.97 14.34 15.60
876 NASDAQ AMEH Fri, Mar 23, 2018 17.00 17.40 14.53 15.00
875 NASDAQ AMEH Thu, Mar 22, 2018 16.63 17.05 16.63 16.63
874 NASDAQ AMEH Wed, Mar 21, 2018 16.75 17.74 16.71 16.80
873 NASDAQ AMEH Tue, Mar 20, 2018 17.55 18.00 16.68 16.68
872 NASDAQ AMEH Mon, Mar 19, 2018 17.53 18.16 17.50 17.60
871 NASDAQ AMEH Fri, Mar 16, 2018 19.26 19.63 17.50 17.54
870 NASDAQ AMEH Thu, Mar 15, 2018 19.27 19.78 18.82 19.13
869 NASDAQ AMEH Wed, Mar 14, 2018 20.68 20.74 19.18 19.22
868 NASDAQ AMEH Tue, Mar 13, 2018 21.38 21.50 19.50 20.46
867 NASDAQ AMEH Mon, Mar 12, 2018 21.45 22.00 20.00 21.45
866 NASDAQ AMEH Fri, Mar 9, 2018 22.00 23.10 20.55 21.41
865 NASDAQ AMEH Thu, Mar 8, 2018 20.36 22.00 20.02 22.00
864 NASDAQ AMEH Wed, Mar 7, 2018 19.75 21.00 19.22 20.61
863 NASDAQ AMEH Tue, Mar 6, 2018 19.60 20.23 18.70 20.18
862 NASDAQ AMEH Mon, Mar 5, 2018 19.00 20.06 18.41 19.26
861 NASDAQ AMEH Fri, Mar 2, 2018 20.32 21.00 18.50 18.55
860 NASDAQ AMEH Thu, Mar 1, 2018 19.00 21.00 18.99 20.37
859 NASDAQ AMEH Wed, Feb 28, 2018 19.88 21.00 19.02 19.88
858 NASDAQ AMEH Tue, Feb 27, 2018 18.73 20.00 18.73 19.99
857 NASDAQ AMEH Mon, Feb 26, 2018 19.78 19.78 18.50 18.50
856 NASDAQ AMEH Fri, Feb 23, 2018 20.87 21.00 19.12 19.75
855 NASDAQ AMEH Thu, Feb 22, 2018 21.12 22.00 20.11 20.86
854 NASDAQ AMEH Wed, Feb 21, 2018 22.04 22.05 20.44 20.92
853 NASDAQ AMEH Tue, Feb 20, 2018 22.00 22.00 21.70 22.00
852 NASDAQ AMEH Fri, Feb 16, 2018 21.42 22.68 20.74 22.50
851 NASDAQ AMEH Thu, Feb 15, 2018 20.29 21.60 18.75 21.60
850 NASDAQ AMEH Wed, Feb 14, 2018 18.67 20.20 18.60 20.20
849 NASDAQ AMEH Tue, Feb 13, 2018 19.20 19.20 18.10 18.40
848 NASDAQ AMEH Mon, Feb 12, 2018 20.25 21.75 19.38 19.38
847 NASDAQ AMEH Fri, Feb 9, 2018 19.50 20.20 19.25 20.20
846 NASDAQ AMEH Thu, Feb 8, 2018 19.65 19.90 18.50 19.20
845 NASDAQ AMEH Wed, Feb 7, 2018 18.91 19.75 18.50 19.69
844 NASDAQ AMEH Tue, Feb 6, 2018 19.50 19.70 18.56 18.95
843 NASDAQ AMEH Mon, Feb 5, 2018 17.94 20.00 17.50 19.70
842 NASDAQ AMEH Fri, Feb 2, 2018 17.65 19.67 17.65 18.00
841 NASDAQ AMEH Thu, Feb 1, 2018 18.27 19.35 17.74 17.74
840 NASDAQ AMEH Wed, Jan 31, 2018 19.05 19.96 17.60 18.25
839 NASDAQ AMEH Tue, Jan 30, 2018 20.00 21.50 18.50 19.61
838 NASDAQ AMEH Mon, Jan 29, 2018 19.93 21.50 19.58 20.13
837 NASDAQ AMEH Fri, Jan 26, 2018 19.95 19.95 18.35 19.50
836 NASDAQ AMEH Thu, Jan 25, 2018 20.93 21.47 17.44 19.95
835 NASDAQ AMEH Wed, Jan 24, 2018 22.41 22.41 20.50 21.30
834 NASDAQ AMEH Tue, Jan 23, 2018 22.80 23.70 21.90 21.91
833 NASDAQ AMEH Mon, Jan 22, 2018 24.18 24.59 22.80 22.81
832 NASDAQ AMEH Fri, Jan 19, 2018 22.34 24.50 22.34 23.75
831 NASDAQ AMEH Thu, Jan 18, 2018 28.13 28.40 20.60 22.34
830 NASDAQ AMEH Wed, Jan 17, 2018 30.00 30.00 27.50 27.50
829 NASDAQ AMEH Tue, Jan 16, 2018 28.90 29.91 28.86 29.00
828 NASDAQ AMEH Fri, Jan 12, 2018 28.07 29.42 28.00 28.90
827 NASDAQ AMEH Thu, Jan 11, 2018 29.64 29.78 27.50 28.15
826 NASDAQ AMEH Wed, Jan 10, 2018 27.00 29.70 27.00 28.99
825 NASDAQ AMEH Tue, Jan 9, 2018 23.99 27.30 23.65 26.90
824 NASDAQ AMEH Mon, Jan 8, 2018 24.00 24.43 23.50 23.99
823 NASDAQ AMEH Fri, Jan 5, 2018 23.50 24.50 23.50 24.50
822 NASDAQ AMEH Thu, Jan 4, 2018 23.32 24.45 23.32 24.01
821 NASDAQ AMEH Wed, Jan 3, 2018 24.34 24.34 23.73 24.00
820 NASDAQ AMEH Tue, Jan 2, 2018 24.35 24.50 23.00 24.00
819 NASDAQ AMEH Fri, Dec 29, 2017 23.80 24.50 23.40 24.00
818 NASDAQ AMEH Thu, Dec 28, 2017 23.75 25.00 23.50 24.00
817 NASDAQ AMEH Wed, Dec 27, 2017 23.85 23.85 23.34 23.72
816 NASDAQ AMEH Tue, Dec 26, 2017 24.00 24.00 22.50 23.50
815 NASDAQ AMEH Fri, Dec 22, 2017 23.39 24.00 22.24 24.00
814 NASDAQ AMEH Thu, Dec 21, 2017 22.50 23.05 20.50 21.85
813 NASDAQ AMEH Wed, Dec 20, 2017 25.00 25.00 21.50 22.36
812 NASDAQ AMEH Tue, Dec 19, 2017 20.50 22.00 20.03 21.15
811 NASDAQ AMEH Mon, Dec 18, 2017 20.50 22.00 19.05 20.98
810 NASDAQ AMEH Fri, Dec 15, 2017 18.00 20.00 18.00 18.16
809 NASDAQ AMEH Thu, Dec 14, 2017 22.00 22.00 17.49 18.00
808 NASDAQ AMEH Wed, Dec 13, 2017 16.67 24.75 16.64 22.00
807 NASDAQ AMEH Tue, Dec 12, 2017 11.00 18.44 10.86 16.67
806 NASDAQ AMEH Mon, Dec 11, 2017 10.00 11.00 10.00 10.84
805 NASDAQ AMEH Fri, Dec 8, 2017 10.00 10.00 10.00 10.00
804 NASDAQ AMEH Thu, Dec 7, 2017 9.99 9.99 9.99 9.99
803 NASDAQ AMEH Wed, Dec 6, 2017 9.99 9.99 8.00 9.45
802 NASDAQ AMEH Tue, Dec 5, 2017 9.45 9.45 9.45 9.45
801 NASDAQ AMEH Mon, Dec 4, 2017 9.67 10.00 9.67 10.00
800 NASDAQ AMEH Fri, Dec 1, 2017 9.45 9.45 9.45 9.45
799 NASDAQ AMEH Thu, Nov 30, 2017 9.75 9.75 9.60 9.70
798 NASDAQ AMEH Wed, Nov 29, 2017 8.90 9.00 8.90 9.00
797 NASDAQ AMEH Tue, Nov 28, 2017 7.95 9.00 7.95 9.00
796 NASDAQ AMEH Wed, Nov 22, 2017 7.95 7.95 7.95 7.95
795 NASDAQ AMEH Tue, Nov 21, 2017 7.95 7.95 7.95 7.95
794 NASDAQ AMEH Mon, Nov 20, 2017 7.99 7.99 7.99 7.99
793 NASDAQ AMEH Thu, Nov 16, 2017 6.55 7.79 6.55 7.79
792 NASDAQ AMEH Tue, Nov 14, 2017 6.25 6.25 6.25 6.25
791 NASDAQ AMEH Mon, Nov 13, 2017 7.50 7.50 7.50 7.50
790 NASDAQ AMEH Thu, Nov 9, 2017 7.80 7.80 5.50 7.79
789 NASDAQ AMEH Wed, Nov 8, 2017 8.00 8.00 7.85 7.85
788 NASDAQ AMEH Tue, Oct 24, 2017 8.50 8.50 8.00 8.00
787 NASDAQ AMEH Mon, Oct 23, 2017 8.01 8.01 8.01 8.01
786 NASDAQ AMEH Fri, Oct 20, 2017 8.01 8.01 8.01 8.01
785 NASDAQ AMEH Wed, Oct 18, 2017 8.40 8.40 8.40 8.40
784 NASDAQ AMEH Tue, Oct 17, 2017 8.01 8.01 8.01 8.01
783 NASDAQ AMEH Mon, Oct 16, 2017 8.50 8.50 8.50 8.50
782 NASDAQ AMEH Fri, Oct 13, 2017 8.40 8.40 8.01 8.01
781 NASDAQ AMEH Thu, Oct 12, 2017 8.01 9.00 8.01 9.00
780 NASDAQ AMEH Wed, Oct 11, 2017 9.00 9.00 9.00 9.00
779 NASDAQ AMEH Tue, Oct 10, 2017 9.00 9.00 9.00 9.00
778 NASDAQ AMEH Fri, Sep 29, 2017 9.00 9.75 9.00 9.75
777 NASDAQ AMEH Tue, Sep 26, 2017 9.00 9.00 9.00 9.00
776 NASDAQ AMEH Mon, Sep 25, 2017 9.00 9.00 9.00 9.00
775 NASDAQ AMEH Thu, Sep 21, 2017 9.70 9.75 9.70 9.75
774 NASDAQ AMEH Wed, Sep 20, 2017 8.80 9.50 8.80 9.50
773 NASDAQ AMEH Tue, Sep 19, 2017 8.57 8.57 8.57 8.57
772 NASDAQ AMEH Wed, Sep 13, 2017 8.60 8.60 8.60 8.60
771 NASDAQ AMEH Fri, Sep 1, 2017 8.35 8.35 8.35 8.35
770 NASDAQ AMEH Thu, Aug 31, 2017 8.30 8.30 8.30 8.30
769 NASDAQ AMEH Wed, Aug 30, 2017 8.30 8.30 8.30 8.30
768 NASDAQ AMEH Tue, Aug 29, 2017 8.25 8.25 8.25 8.25
767 NASDAQ AMEH Mon, Aug 28, 2017 8.20 9.00 8.20 8.20
766 NASDAQ AMEH Tue, Aug 22, 2017 9.00 9.00 9.00 9.00
765 NASDAQ AMEH Fri, Aug 18, 2017 8.80 8.80 8.00 8.00
764 NASDAQ AMEH Thu, Aug 17, 2017 9.10 9.10 9.10 9.10
763 NASDAQ AMEH Fri, Aug 11, 2017 9.00 9.00 9.00 9.00
762 NASDAQ AMEH Thu, Aug 10, 2017 9.00 9.00 9.00 9.00
761 NASDAQ AMEH Mon, Aug 7, 2017 8.80 8.80 8.80 8.80
760 NASDAQ AMEH Thu, Aug 3, 2017 9.00 9.00 9.00 9.00
759 NASDAQ AMEH Wed, Aug 2, 2017 9.20 9.20 9.20 9.20
758 NASDAQ AMEH Tue, Aug 1, 2017 8.99 9.00 9.00 9.00
757 NASDAQ AMEH Mon, Jul 31, 2017 9.10 9.10 9.10 9.10
756 NASDAQ AMEH Fri, Jul 21, 2017 8.95 8.95 8.95 8.95
755 NASDAQ AMEH Thu, Jul 20, 2017 9.05 9.05 8.00 8.50
754 NASDAQ AMEH Wed, Jul 19, 2017 9.05 9.15 9.05 9.15
753 NASDAQ AMEH Mon, Jul 17, 2017 9.25 9.25 9.25 9.25
752 NASDAQ AMEH Thu, Jul 13, 2017 9.90 9.90 9.01 9.25
751 NASDAQ AMEH Tue, Jul 11, 2017 10.45 9.76 9.76 9.76
750 NASDAQ AMEH Tue, Jun 27, 2017 10.50 11.00 10.00 10.00
749 NASDAQ AMEH Fri, Jun 23, 2017 10.00 10.00 10.00 10.00
748 NASDAQ AMEH Fri, Jun 16, 2017 10.50 11.00 10.51 10.51
747 NASDAQ AMEH Thu, Jun 15, 2017 10.50 10.50 10.50 10.50
746 NASDAQ AMEH Wed, Jun 14, 2017 10.75 10.75 10.50 10.70
745 NASDAQ AMEH Tue, Jun 13, 2017 10.70 10.75 10.00 10.75
744 NASDAQ AMEH Mon, Jun 12, 2017 11.00 11.00 11.00 11.00
743 NASDAQ AMEH Thu, Jun 8, 2017 10.99 11.00 10.99 11.00
742 NASDAQ AMEH Wed, Jun 7, 2017 10.81 10.90 10.81 10.90
741 NASDAQ AMEH Mon, Jun 5, 2017 10.90 10.99 10.90 10.99
740 NASDAQ AMEH Thu, Jun 1, 2017 9.80 9.80 9.80 9.80
739 NASDAQ AMEH Wed, May 31, 2017 9.85 11.00 9.85 11.00
738 NASDAQ AMEH Fri, May 26, 2017 9.85 9.85 9.75 9.75
737 NASDAQ AMEH Mon, May 22, 2017 9.75 9.88 9.75 9.75
736 NASDAQ AMEH Fri, May 19, 2017 9.50 9.50 9.50 9.50
735 NASDAQ AMEH Thu, May 18, 2017 9.30 9.30 9.30 9.30
734 NASDAQ AMEH Wed, May 17, 2017 9.50 9.50 9.00 9.00
733 NASDAQ AMEH Tue, May 16, 2017 10.10 10.10 10.10 10.10
732 NASDAQ AMEH Wed, May 10, 2017 9.95 10.15 9.95 10.15
731 NASDAQ AMEH Tue, May 9, 2017 9.90 9.95 9.50 9.95
730 NASDAQ AMEH Mon, May 8, 2017 9.95 9.98 9.95 9.98
729 NASDAQ AMEH Fri, May 5, 2017 9.80 9.80 9.69 9.69
728 NASDAQ AMEH Thu, May 4, 2017 9.80 9.80 9.80 9.80
727 NASDAQ AMEH Tue, May 2, 2017 9.80 9.85 9.80 9.85
726 NASDAQ AMEH Fri, Apr 28, 2017 8.51 9.90 8.51 9.90
725 NASDAQ AMEH Thu, Apr 27, 2017 9.01 9.90 9.01 9.21
724 NASDAQ AMEH Tue, Apr 25, 2017 9.01 9.01 9.01 9.01
723 NASDAQ AMEH Mon, Apr 24, 2017 9.30 9.30 9.00 9.00
722 NASDAQ AMEH Mon, Apr 17, 2017 9.90 9.90 9.80 9.90
721 NASDAQ AMEH Thu, Apr 13, 2017 9.00 9.00 9.00 9.00
720 NASDAQ AMEH Wed, Apr 12, 2017 9.25 9.25 8.25 8.25
719 NASDAQ AMEH Mon, Apr 10, 2017 9.65 9.65 9.50 9.50
718 NASDAQ AMEH Fri, Apr 7, 2017 9.50 9.50 9.50 9.50
717 NASDAQ AMEH Thu, Apr 6, 2017 9.25 9.25 9.25 9.25
716 NASDAQ AMEH Fri, Mar 31, 2017 9.50 9.50 9.00 9.00
715 NASDAQ AMEH Wed, Mar 29, 2017 9.00 9.00 9.00 9.00
714 NASDAQ AMEH Thu, Mar 23, 2017 8.50 8.50 8.50 8.50
713 NASDAQ AMEH Mon, Mar 20, 2017 9.00 9.00 9.00 9.00
712 NASDAQ AMEH Wed, Mar 15, 2017 9.26 9.65 8.26 9.65
711 NASDAQ AMEH Mon, Mar 13, 2017 9.57 9.57 9.57 9.57
710 NASDAQ AMEH Mon, Mar 6, 2017 10.00 10.00 10.00 10.00
709 NASDAQ AMEH Fri, Mar 3, 2017 9.51 9.51 8.03 9.00
708 NASDAQ AMEH Wed, Mar 1, 2017 9.50 9.50 9.50 9.50
707 NASDAQ AMEH Tue, Feb 28, 2017 9.00 9.00 9.00 9.00
706 NASDAQ AMEH Fri, Feb 24, 2017 9.50 9.50 8.76 8.76
705 NASDAQ AMEH Tue, Feb 21, 2017 9.91 9.91 8.51 9.50
704 NASDAQ AMEH Fri, Feb 17, 2017 9.95 10.00 8.51 9.90
703 NASDAQ AMEH Thu, Feb 16, 2017 10.25 10.25 10.24 10.25
702 NASDAQ AMEH Wed, Feb 15, 2017 10.00 10.25 10.00 10.25
701 NASDAQ AMEH Mon, Feb 13, 2017 9.92 10.00 9.92 9.95
700 NASDAQ AMEH Fri, Feb 10, 2017 9.90 9.90 9.90 9.90
699 NASDAQ AMEH Thu, Feb 9, 2017 10.00 10.00 9.90 9.90
698 NASDAQ AMEH Wed, Feb 8, 2017 9.01 10.00 8.00 8.00
697 NASDAQ AMEH Mon, Feb 6, 2017 10.00 10.00 10.00 10.00
696 NASDAQ AMEH Fri, Feb 3, 2017 9.50 10.00 9.50 10.00
695 NASDAQ AMEH Wed, Feb 1, 2017 10.00 10.00 10.00 10.00
694 NASDAQ AMEH Fri, Jan 27, 2017 10.00 10.25 9.99 10.25
693 NASDAQ AMEH Tue, Jan 24, 2017 9.80 9.80 9.80 9.80
692 NASDAQ AMEH Wed, Jan 18, 2017 10.24 10.24 10.24 10.24
691 NASDAQ AMEH Fri, Jan 13, 2017 9.60 10.24 8.50 8.50
690 NASDAQ AMEH Thu, Jan 12, 2017 8.00 10.25 8.00 10.25
689 NASDAQ AMEH Wed, Jan 11, 2017 10.00 10.00 10.00 10.00
688 NASDAQ AMEH Tue, Jan 10, 2017 7.50 10.00 7.50 10.00
687 NASDAQ AMEH Mon, Jan 9, 2017 8.00 8.00 8.00 8.00
686 NASDAQ AMEH Fri, Jan 6, 2017 8.40 10.00 8.40 10.00
685 NASDAQ AMEH Thu, Jan 5, 2017 7.60 8.00 7.60 8.00
684 NASDAQ AMEH Wed, Jan 4, 2017 7.90 7.90 7.90 7.90
683 NASDAQ AMEH Tue, Jan 3, 2017 7.50 7.50 7.50 7.50
682 NASDAQ AMEH Fri, Dec 30, 2016 7.50 8.50 7.50 7.50
681 NASDAQ AMEH Thu, Dec 29, 2016 7.75 7.75 4.50 7.00
680 NASDAQ AMEH Wed, Dec 28, 2016 7.75 8.00 7.75 8.00
679 NASDAQ AMEH Tue, Dec 27, 2016 7.25 7.65 7.25 7.65
678 NASDAQ AMEH Fri, Dec 23, 2016 5.00 9.00 5.00 7.25
677 NASDAQ AMEH Thu, Dec 22, 2016 3.99 4.95 3.99 4.95
676 NASDAQ AMEH Mon, Dec 19, 2016 3.99 3.99 3.99 3.99
675 NASDAQ AMEH Fri, Dec 16, 2016 3.80 3.99 3.80 3.99
674 NASDAQ AMEH Tue, Dec 13, 2016 3.80 3.80 3.80 3.80
673 NASDAQ AMEH Mon, Dec 12, 2016 3.80 4.00 3.80 3.99
672 NASDAQ AMEH Wed, Dec 7, 2016 3.50 4.23 3.50 4.23
671 NASDAQ AMEH Tue, Dec 6, 2016 4.23 4.23 4.23 4.23
670 NASDAQ AMEH Mon, Dec 5, 2016 4.23 4.23 4.23 4.23
669 NASDAQ AMEH Fri, Dec 2, 2016 3.35 3.35 3.35 3.35
668 NASDAQ AMEH Thu, Dec 1, 2016 3.00 3.52 3.00 3.10
667 NASDAQ AMEH Wed, Nov 30, 2016 4.10 4.10 1.41 1.50
666 NASDAQ AMEH Tue, Nov 29, 2016 4.24 4.25 4.10 4.10
665 NASDAQ AMEH Mon, Nov 28, 2016 4.00 4.24 4.00 4.24
664 NASDAQ AMEH Fri, Nov 25, 2016 4.23 4.23 4.23 4.23
663 NASDAQ AMEH Wed, Nov 23, 2016 4.23 4.23 4.23 4.23
662 NASDAQ AMEH Tue, Nov 22, 2016 4.00 4.00 4.00 4.00
661 NASDAQ AMEH Mon, Nov 21, 2016 4.23 4.23 4.23 4.23
660 NASDAQ AMEH Thu, Nov 17, 2016 3.71 4.00 3.71 4.00
659 NASDAQ AMEH Fri, Nov 11, 2016 4.50 4.50 4.50 4.50
658 NASDAQ AMEH Thu, Nov 10, 2016 3.50 3.50 3.10 3.10
657 NASDAQ AMEH Tue, Nov 8, 2016 4.50 4.50 4.50 4.50
656 NASDAQ AMEH Thu, Nov 3, 2016 4.50 4.50 4.50 4.50
655 NASDAQ AMEH Wed, Nov 2, 2016 4.75 4.75 3.00 3.00
654 NASDAQ AMEH Tue, Nov 1, 2016 4.18 4.75 4.18 4.75
653 NASDAQ AMEH Wed, Oct 26, 2016 4.25 4.25 4.25 4.25
652 NASDAQ AMEH Tue, Oct 25, 2016 3.86 3.86 3.76 3.76
651 NASDAQ AMEH Wed, Oct 19, 2016 3.78 3.78 3.75 3.75
650 NASDAQ AMEH Tue, Oct 11, 2016 3.78 3.78 3.78 3.78
649 NASDAQ AMEH Fri, Oct 7, 2016 4.00 4.00 4.00 4.00
648 NASDAQ AMEH Thu, Oct 6, 2016 4.00 4.00 4.00 4.00
647 NASDAQ AMEH Tue, Oct 4, 2016 3.90 3.90 3.90 3.90
646 NASDAQ AMEH Mon, Oct 3, 2016 4.09 4.09 3.98 3.98
645 NASDAQ AMEH Fri, Sep 30, 2016 4.50 4.50 4.50 4.50
644 NASDAQ AMEH Thu, Sep 29, 2016 3.90 3.90 3.90 3.90
643 NASDAQ AMEH Wed, Sep 28, 2016 4.00 4.00 4.00 4.00
642 NASDAQ AMEH Mon, Sep 26, 2016 4.25 4.25 4.25 4.25
641 NASDAQ AMEH Fri, Sep 23, 2016 4.15 4.15 4.15 4.15
640 NASDAQ AMEH Thu, Sep 22, 2016 4.15 4.25 4.15 4.25
639 NASDAQ AMEH Wed, Sep 21, 2016 4.20 4.45 4.20 4.45
638 NASDAQ AMEH Tue, Sep 20, 2016 4.20 4.20 4.15 4.15
637 NASDAQ AMEH Mon, Sep 19, 2016 5.00 5.00 4.20 4.20
636 NASDAQ AMEH Wed, Sep 14, 2016 5.00 5.00 5.00 5.00
635 NASDAQ AMEH Tue, Sep 13, 2016 4.70 5.45 4.70 5.45
634 NASDAQ AMEH Fri, Sep 9, 2016 4.52 4.52 4.10 4.10
633 NASDAQ AMEH Tue, Sep 6, 2016 5.50 5.50 4.52 4.52
632 NASDAQ AMEH Fri, Sep 2, 2016 4.01 5.25 4.00 5.25
631 NASDAQ AMEH Tue, Aug 30, 2016 4.60 4.75 4.60 4.75
630 NASDAQ AMEH Mon, Aug 29, 2016 4.67 4.67 4.67 4.67
629 NASDAQ AMEH Fri, Aug 26, 2016 4.10 4.70 4.00 4.01
628 NASDAQ AMEH Tue, Aug 23, 2016 4.50 4.70 4.50 4.70
627 NASDAQ AMEH Mon, Aug 22, 2016 4.03 4.74 3.55 4.74
626 NASDAQ AMEH Fri, Aug 19, 2016 4.74 4.74 4.74 4.74
625 NASDAQ AMEH Thu, Aug 18, 2016 4.75 4.75 4.75 4.75
624 NASDAQ AMEH Mon, Aug 15, 2016 4.58 4.78 4.00 4.78
623 NASDAQ AMEH Thu, Aug 11, 2016 4.78 4.79 4.78 4.78
622 NASDAQ AMEH Mon, Aug 8, 2016 4.79 4.79 4.79 4.79
621 NASDAQ AMEH Fri, Aug 5, 2016 4.26 4.80 4.25 4.80
620 NASDAQ AMEH Thu, Aug 4, 2016 4.25 4.25 4.25 4.25
619 NASDAQ AMEH Wed, Aug 3, 2016 4.25 4.25 4.25 4.25
618 NASDAQ AMEH Tue, Aug 2, 2016 4.50 4.50 4.25 4.25
617 NASDAQ AMEH Mon, Aug 1, 2016 5.00 5.00 5.00 5.00
616 NASDAQ AMEH Fri, Jul 29, 2016 5.00 5.00 5.00 5.00
615 NASDAQ AMEH Thu, Jul 28, 2016 5.50 5.50 5.50 5.50
614 NASDAQ AMEH Wed, Jul 27, 2016 5.50 5.50 5.50 5.50
613 NASDAQ AMEH Tue, Jul 26, 2016 5.50 5.50 5.50 5.50
612 NASDAQ AMEH Mon, Jul 25, 2016 5.50 5.50 5.50 5.50
611 NASDAQ AMEH Fri, Jul 22, 2016 5.50 5.50 5.50 5.50
610 NASDAQ AMEH Thu, Jul 21, 2016 5.50 5.50 5.50 5.50
609 NASDAQ AMEH Wed, Jul 20, 2016 5.50 5.50 5.50 5.50
608 NASDAQ AMEH Tue, Jul 19, 2016 5.50 5.50 5.50 5.50
607 NASDAQ AMEH Mon, Jul 18, 2016 5.50 5.50 5.50 5.50
606 NASDAQ AMEH Fri, Jul 15, 2016 5.50 5.50 5.50 5.50
605 NASDAQ AMEH Thu, Jul 14, 2016 4.85 4.85 4.85 4.85
604 NASDAQ AMEH Wed, Jul 13, 2016 4.85 4.85 4.85 4.85
603 NASDAQ AMEH Tue, Jul 12, 2016 4.85 4.85 4.85 4.85
602 NASDAQ AMEH Mon, Jul 11, 2016 4.85 4.85 4.85 4.85
601 NASDAQ AMEH Fri, Jul 8, 2016 5.00 6.00 5.00 5.00
600 NASDAQ AMEH Thu, Jul 7, 2016 5.20 5.20 5.20 5.20
599 NASDAQ AMEH Wed, Jul 6, 2016 5.20 5.20 5.20 5.20
598 NASDAQ AMEH Tue, Jul 5, 2016 5.20 5.20 5.20 5.20
597 NASDAQ AMEH Fri, Jul 1, 2016 5.19 5.20 5.19 5.20
596 NASDAQ AMEH Thu, Jun 30, 2016 5.00 5.00 5.00 5.00
595 NASDAQ AMEH Wed, Jun 29, 2016 5.00 5.00 5.00 5.00
594 NASDAQ AMEH Tue, Jun 28, 2016 5.00 5.00 5.00 5.00
593 NASDAQ AMEH Mon, Jun 27, 2016 5.00 5.00 5.00 5.00
592 NASDAQ AMEH Fri, Jun 24, 2016 5.00 5.00 5.00 5.00
591 NASDAQ AMEH Thu, Jun 23, 2016 5.00 5.00 5.00 5.00
590 NASDAQ AMEH Wed, Jun 22, 2016 5.00 5.00 5.00 5.00
589 NASDAQ AMEH Tue, Jun 21, 2016 5.20 5.20 5.20 5.20
588 NASDAQ AMEH Fri, Jun 17, 2016 5.00 5.20 5.00 5.20
587 NASDAQ AMEH Thu, Jun 16, 2016 4.25 4.25 3.75 3.75
586 NASDAQ AMEH Wed, Jun 15, 2016 4.25 4.25 4.00 4.00
585 NASDAQ AMEH Tue, Jun 14, 2016 4.00 4.25 4.00 4.00
584 NASDAQ AMEH Fri, Jun 10, 2016 5.25 5.25 5.25 5.25
583 NASDAQ AMEH Thu, Jun 9, 2016 5.25 5.25 5.25 5.25
582 NASDAQ AMEH Mon, Jun 6, 2016 5.25 5.25 5.25 5.25
581 NASDAQ AMEH Fri, Jun 3, 2016 5.49 5.49 5.49 5.49
580 NASDAQ AMEH Thu, Jun 2, 2016 5.49 5.49 5.49 5.49
579 NASDAQ AMEH Wed, Jun 1, 2016 5.50 5.50 5.25 5.25
578 NASDAQ AMEH Tue, May 31, 2016 5.10 5.10 5.10 5.10
577 NASDAQ AMEH Fri, May 27, 2016 5.10 5.10 5.10 5.10
576 NASDAQ AMEH Thu, May 26, 2016 5.00 5.70 5.00 5.70
575 NASDAQ AMEH Wed, May 25, 2016 5.03 5.03 4.50 4.50
574 NASDAQ AMEH Fri, May 20, 2016 5.75 5.75 5.75 5.75
573 NASDAQ AMEH Thu, May 19, 2016 5.75 5.75 5.75 5.75
572 NASDAQ AMEH Wed, May 18, 2016 5.75 5.75 5.75 5.75
571 NASDAQ AMEH Tue, May 17, 2016 5.75 5.75 5.75 5.75
570 NASDAQ AMEH Fri, May 13, 2016 5.05 5.75 5.00 5.75
569 NASDAQ AMEH Thu, May 12, 2016 5.05 5.05 5.05 5.05
568 NASDAQ AMEH Wed, May 11, 2016 5.05 5.05 5.05 5.05
567 NASDAQ AMEH Tue, May 10, 2016 5.05 5.05 5.05 5.05
566 NASDAQ AMEH Mon, May 9, 2016 5.05 5.05 5.05 5.05
565 NASDAQ AMEH Fri, May 6, 2016 5.05 5.05 5.05 5.05
564 NASDAQ AMEH Thu, May 5, 2016 5.05 5.05 5.05 5.05
563 NASDAQ AMEH Wed, May 4, 2016 5.50 5.50 5.50 5.50
562 NASDAQ AMEH Tue, May 3, 2016 5.60 5.60 5.50 5.50
561 NASDAQ AMEH Fri, Apr 29, 2016 5.90 5.90 5.90 5.90
560 NASDAQ AMEH Thu, Apr 28, 2016 5.90 5.90 5.90 5.90
559 NASDAQ AMEH Wed, Apr 27, 2016 5.90 5.90 5.90 5.90
558 NASDAQ AMEH Tue, Apr 26, 2016 6.00 6.00 6.00 6.00
557 NASDAQ AMEH Mon, Apr 25, 2016 5.80 6.00 5.80 6.00
556 NASDAQ AMEH Fri, Apr 22, 2016 5.38 5.38 5.38 5.38
555 NASDAQ AMEH Thu, Apr 21, 2016 5.38 5.38 5.38 5.38
554 NASDAQ AMEH Wed, Apr 20, 2016 5.75 5.75 5.75 5.75
553 NASDAQ AMEH Tue, Apr 19, 2016 5.75 5.75 5.75 5.75
552 NASDAQ AMEH Thu, Apr 14, 2016 6.00 6.00 6.00 6.00
551 NASDAQ AMEH Wed, Apr 13, 2016 5.40 5.40 5.40 5.40
550 NASDAQ AMEH Fri, Apr 8, 2016 0.00 0.00 0.00 7.50
549 NASDAQ AMEH Mon, Apr 4, 2016 0.00 0.00 0.00 7.50
548 NASDAQ AMEH Fri, Apr 1, 2016 5.93 7.50 5.93 7.50
547 NASDAQ AMEH Mon, Mar 28, 2016 4.99 5.93 4.99 5.93
546 NASDAQ AMEH Wed, Mar 23, 2016 4.99 4.99 4.99 4.99
545 NASDAQ AMEH Mon, Mar 21, 2016 4.50 5.75 4.05 4.99
544 NASDAQ AMEH Fri, Mar 18, 2016 5.95 5.95 5.88 5.95
543 NASDAQ AMEH Thu, Mar 17, 2016 0.00 0.00 0.00 4.25
542 NASDAQ AMEH Wed, Mar 16, 2016 4.00 4.25 4.00 4.25
541 NASDAQ AMEH Fri, Mar 11, 2016 6.00 6.00 6.00 6.00
540 NASDAQ AMEH Thu, Mar 10, 2016 5.00 6.00 5.00 5.00
539 NASDAQ AMEH Wed, Mar 9, 2016 5.75 6.00 5.75 5.75
538 NASDAQ AMEH Tue, Mar 8, 2016 4.00 4.00 4.00 4.00
537 NASDAQ AMEH Mon, Mar 7, 2016 0.00 0.00 0.00 5.74
536 NASDAQ AMEH Fri, Mar 4, 2016 5.74 5.74 5.74 5.74
535 NASDAQ AMEH Fri, Feb 19, 2016 5.50 5.50 5.50 5.50
534 NASDAQ AMEH Thu, Feb 18, 2016 5.51 5.51 5.51 5.51
533 NASDAQ AMEH Wed, Feb 17, 2016 5.51 5.51 5.51 5.51
532 NASDAQ AMEH Tue, Feb 16, 2016 5.53 5.88 5.53 5.88
531 NASDAQ AMEH Thu, Feb 11, 2016 5.88 5.88 5.79 5.79
530 NASDAQ AMEH Mon, Feb 8, 2016 5.88 5.88 5.88 5.88
529 NASDAQ AMEH Thu, Jan 21, 2016 5.75 5.75 5.75 5.75
528 NASDAQ AMEH Wed, Jan 20, 2016 5.60 5.60 5.60 5.60
527 NASDAQ AMEH Tue, Jan 19, 2016 5.51 5.51 5.51 5.51
526 NASDAQ AMEH Wed, Jan 13, 2016 5.50 5.50 5.50 5.50
525 NASDAQ AMEH Wed, Jan 6, 2016 5.45 5.50 5.45 5.50
524 NASDAQ AMEH Wed, Dec 30, 2015 4.75 4.75 4.75 4.75
523 NASDAQ AMEH Tue, Dec 29, 2015 5.10 5.10 5.10 5.10
522 NASDAQ AMEH Thu, Dec 17, 2015 5.25 5.25 5.25 5.25
521 NASDAQ AMEH Tue, Dec 15, 2015 5.20 5.20 5.20 5.20
520 NASDAQ AMEH Fri, Dec 11, 2015 5.20 5.20 5.20 5.20
519 NASDAQ AMEH Mon, Dec 7, 2015 5.00 5.00 5.00 5.00
518 NASDAQ AMEH Thu, Dec 3, 2015 5.45 5.45 5.45 5.45
517 NASDAQ AMEH Wed, Dec 2, 2015 6.20 6.20 6.00 6.00
516 NASDAQ AMEH Tue, Dec 1, 2015 6.00 6.00 6.00 6.00
515 NASDAQ AMEH Mon, Nov 30, 2015 6.00 6.00 6.00 6.00
514 NASDAQ AMEH Wed, Nov 25, 2015 6.00 6.00 6.00 6.00
513 NASDAQ AMEH Tue, Nov 24, 2015 6.10 6.10 6.10 6.10
512 NASDAQ AMEH Mon, Nov 23, 2015 6.25 6.25 6.10 6.10
511 NASDAQ AMEH Thu, Nov 19, 2015 6.10 6.10 6.10 6.10
510 NASDAQ AMEH Mon, Nov 16, 2015 6.97 7.00 6.92 7.00
509 NASDAQ AMEH Thu, Nov 12, 2015 6.96 6.97 6.96 6.97
508 NASDAQ AMEH Fri, Nov 6, 2015 6.96 6.96 6.96 6.96
507 NASDAQ AMEH Tue, Nov 3, 2015 6.00 7.00 6.00 7.00
506 NASDAQ AMEH Mon, Nov 2, 2015 7.20 7.20 7.20 7.20
505 NASDAQ AMEH Fri, Oct 30, 2015 7.25 7.25 7.20 7.20
504 NASDAQ AMEH Thu, Oct 29, 2015 7.00 7.00 7.00 7.00
503 NASDAQ AMEH Wed, Oct 28, 2015 5.45 7.00 5.45 5.45
502 NASDAQ AMEH Tue, Oct 27, 2015 5.09 5.09 5.09 5.09
501 NASDAQ AMEH Mon, Oct 26, 2015 5.50 5.50 5.00 5.10
500 NASDAQ AMEH Tue, Oct 20, 2015 6.00 6.00 6.00 6.00
499 NASDAQ AMEH Fri, Oct 16, 2015 6.55 6.55 6.55 6.55
498 NASDAQ AMEH Thu, Oct 15, 2015 6.00 6.50 6.00 6.50
497 NASDAQ AMEH Tue, Oct 13, 2015 5.96 6.00 5.96 6.00
496 NASDAQ AMEH Mon, Oct 12, 2015 6.00 6.00 6.00 6.00
495 NASDAQ AMEH Mon, Oct 5, 2015 6.10 6.15 6.10 6.15
494 NASDAQ AMEH Thu, Oct 1, 2015 5.79 5.79 5.50 5.50
493 NASDAQ AMEH Mon, Sep 28, 2015 6.09 6.13 6.00 6.10
492 NASDAQ AMEH Wed, Sep 23, 2015 6.05 6.05 6.05 6.05
491 NASDAQ AMEH Tue, Sep 22, 2015 6.50 6.50 6.05 6.05
490 NASDAQ AMEH Thu, Sep 17, 2015 7.05 7.05 7.05 7.05
489 NASDAQ AMEH Mon, Sep 14, 2015 7.25 7.25 7.25 7.25
488 NASDAQ AMEH Tue, Sep 1, 2015 7.50 7.50 7.50 7.50
487 NASDAQ AMEH Mon, Aug 31, 2015 8.50 8.50 8.50 8.50
486 NASDAQ AMEH Fri, Aug 28, 2015 8.50 8.50 8.50 8.50
485 NASDAQ AMEH Wed, Aug 26, 2015 7.00 9.45 7.00 9.00
484 NASDAQ AMEH Tue, Aug 25, 2015 6.50 9.50 6.05 7.25
483 NASDAQ AMEH Thu, Aug 20, 2015 6.50 6.50 6.50 6.50
482 NASDAQ AMEH Wed, Aug 19, 2015 6.50 6.50 6.50 6.50
481 NASDAQ AMEH Tue, Aug 18, 2015 7.25 7.25 7.25 7.25
480 NASDAQ AMEH Thu, Aug 13, 2015 8.00 8.00 8.00 8.00
479 NASDAQ AMEH Wed, Aug 5, 2015 8.01 8.01 8.01 8.01
478 NASDAQ AMEH Tue, Aug 4, 2015 7.80 9.99 7.80 7.80
477 NASDAQ AMEH Thu, Jul 30, 2015 8.80 8.80 7.80 7.80
476 NASDAQ AMEH Tue, Jul 28, 2015 9.15 9.50 7.90 8.00
475 NASDAQ AMEH Fri, Jul 24, 2015 8.55 8.55 8.55 8.55
474 NASDAQ AMEH Wed, Jul 22, 2015 8.41 8.41 8.40 8.40
473 NASDAQ AMEH Tue, Jul 21, 2015 8.40 8.40 8.40 8.40
472 NASDAQ AMEH Mon, Jul 20, 2015 7.85 10.00 7.85 8.50
471 NASDAQ AMEH Fri, Jul 17, 2015 6.65 7.85 6.45 7.85
470 NASDAQ AMEH Wed, Jul 15, 2015 6.50 6.50 6.50 6.50
469 NASDAQ AMEH Fri, Jul 10, 2015 6.95 6.95 6.95 6.95
468 NASDAQ AMEH Wed, Jul 8, 2015 6.90 6.90 6.90 6.90
467 NASDAQ AMEH Tue, Jul 7, 2015 6.65 6.65 6.65 6.65
466 NASDAQ AMEH Mon, Jul 6, 2015 6.20 7.00 6.20 7.00
465 NASDAQ AMEH Thu, Jul 2, 2015 6.25 6.25 6.25 6.25
464 NASDAQ AMEH Tue, Jun 30, 2015 6.70 6.90 6.25 6.90
463 NASDAQ AMEH Mon, Jun 29, 2015 6.70 6.70 6.70 6.70
462 NASDAQ AMEH Wed, Jun 24, 2015 6.90 6.90 6.90 6.90
461 NASDAQ AMEH Mon, Jun 22, 2015 6.75 6.75 6.75 6.75
460 NASDAQ AMEH Fri, Jun 19, 2015 6.75 6.75 6.75 6.75
459 NASDAQ AMEH Thu, Jun 18, 2015 6.95 6.95 6.95 6.95
458 NASDAQ AMEH Fri, Jun 12, 2015 7.49 7.49 7.49 7.49
457 NASDAQ AMEH Thu, Jun 11, 2015 7.50 7.50 7.50 7.50
456 NASDAQ AMEH Mon, Jun 8, 2015 6.50 6.50 6.50 6.50
455 NASDAQ AMEH Thu, Jun 4, 2015 6.51 6.51 6.05 6.05
454 NASDAQ AMEH Tue, Jun 2, 2015 6.50 6.95 6.50 6.50
453 NASDAQ AMEH Mon, Jun 1, 2015 6.01 7.00 6.01 7.00
452 NASDAQ AMEH Thu, May 28, 2015 6.01 6.01 6.01 6.01
451 NASDAQ AMEH Wed, May 27, 2015 6.75 6.75 6.00 6.00
450 NASDAQ AMEH Fri, Apr 24, 2015 5.20 5.20 4.50 4.50
449 NASDAQ AMEH Thu, Apr 23, 2015 5.20 5.20 5.20 5.20
448 NASDAQ AMEH Wed, Apr 22, 2015 5.20 5.20 4.73 4.73
447 NASDAQ AMEH Mon, Apr 20, 2015 5.40 5.40 4.83 5.40
446 NASDAQ AMEH Fri, Apr 17, 2015 5.30 5.40 5.30 5.40
445 NASDAQ AMEH Thu, Apr 16, 2015 5.40 5.40 5.30 5.30
444 NASDAQ AMEH Wed, Apr 15, 2015 5.40 5.40 5.40 5.40
443 NASDAQ AMEH Tue, Apr 14, 2015 4.83 5.40 4.83 5.40
442 NASDAQ AMEH Mon, Apr 13, 2015 5.40 5.40 5.40 5.40
441 NASDAQ AMEH Fri, Apr 10, 2015 5.40 5.40 5.40 5.40
440 NASDAQ AMEH Thu, Apr 9, 2015 5.39 5.40 5.39 5.40
439 NASDAQ AMEH Wed, Apr 8, 2015 5.39 5.39 5.39 5.39
438 NASDAQ AMEH Tue, Apr 7, 2015 5.39 5.39 4.70 5.39
437 NASDAQ AMEH Mon, Apr 6, 2015 5.29 5.39 5.29 5.39
436 NASDAQ AMEH Thu, Apr 2, 2015 5.29 5.30 5.20 5.30
435 NASDAQ AMEH Wed, Apr 1, 2015 5.00 5.00 5.00 5.00
434 NASDAQ AMEH Tue, Mar 31, 2015 4.70 5.00 4.70 5.00
433 NASDAQ AMEH Mon, Mar 30, 2015 5.20 5.29 5.19 5.19
432 NASDAQ AMEH Fri, Mar 27, 2015 5.00 5.20 5.00 5.20
431 NASDAQ AMEH Thu, Mar 26, 2015 5.29 5.29 5.00 5.00
430 NASDAQ AMEH Wed, Mar 25, 2015 5.39 5.39 5.00 5.29
429 NASDAQ AMEH Tue, Mar 24, 2015 5.39 5.39 5.00 5.00
428 NASDAQ AMEH Mon, Mar 23, 2015 4.61 5.39 4.61 5.39
427 NASDAQ AMEH Fri, Mar 20, 2015 5.30 5.40 5.30 5.40
426 NASDAQ AMEH Thu, Mar 19, 2015 5.20 5.40 5.20 5.40
425 NASDAQ AMEH Wed, Mar 18, 2015 5.40 5.40 5.20 5.20
424 NASDAQ AMEH Tue, Mar 17, 2015 5.10 5.49 5.10 5.20
423 NASDAQ AMEH Mon, Mar 16, 2015 5.10 5.10 5.10 5.10
422 NASDAQ AMEH Fri, Mar 13, 2015 4.90 5.27 4.90 5.10
421 NASDAQ AMEH Thu, Mar 12, 2015 5.37 5.37 5.37 5.37
420 NASDAQ AMEH Wed, Mar 11, 2015 5.37 5.37 5.37 5.37
419 NASDAQ AMEH Tue, Mar 10, 2015 5.40 5.40 5.30 5.30
418 NASDAQ AMEH Mon, Mar 9, 2015 5.09 5.09 5.09 5.09
417 NASDAQ AMEH Fri, Mar 6, 2015 4.00 5.09 4.00 5.07
416 NASDAQ AMEH Thu, Mar 5, 2015 4.00 4.00 4.00 4.00
415 NASDAQ AMEH Wed, Mar 4, 2015 4.00 4.00 4.00 4.00
414 NASDAQ AMEH Tue, Mar 3, 2015 3.80 4.27 3.80 4.20
413 NASDAQ AMEH Mon, Mar 2, 2015 4.00 4.00 4.00 4.00
412 NASDAQ AMEH Fri, Feb 27, 2015 4.29 4.29 4.29 4.29
411 NASDAQ AMEH Thu, Feb 26, 2015 4.28 4.30 4.28 4.30
410 NASDAQ AMEH Wed, Feb 25, 2015 3.60 3.60 3.60 3.60
409 NASDAQ AMEH Tue, Feb 24, 2015 3.60 3.60 3.60 3.60
408 NASDAQ AMEH Mon, Feb 23, 2015 4.00 4.00 4.00 4.00
407 NASDAQ AMEH Fri, Feb 20, 2015 3.72 3.72 3.72 3.72
406 NASDAQ AMEH Tue, Feb 17, 2015 4.00 4.00 4.00 4.00
405 NASDAQ AMEH Wed, Feb 11, 2015 3.60 4.50 3.60 4.50
404 NASDAQ AMEH Tue, Feb 10, 2015 3.61 3.61 3.61 3.61
403 NASDAQ AMEH Mon, Feb 9, 2015 4.50 4.50 3.61 3.61
402 NASDAQ AMEH Fri, Feb 6, 2015 3.61 4.10 3.61 4.10
401 NASDAQ AMEH Wed, Feb 4, 2015 4.50 4.50 4.50 4.50
400 NASDAQ AMEH Tue, Feb 3, 2015 4.50 4.50 4.50 4.50
399 NASDAQ AMEH Fri, Jan 30, 2015 4.50 4.50 4.50 4.50
398 NASDAQ AMEH Wed, Jan 28, 2015 4.50 4.50 4.50 4.50
397 NASDAQ AMEH Mon, Jan 26, 2015 3.90 3.90 3.90 3.90
396 NASDAQ AMEH Fri, Jan 23, 2015 4.30 4.30 3.90 4.30
395 NASDAQ AMEH Thu, Jan 22, 2015 4.50 4.50 4.50 4.50
394 NASDAQ AMEH Tue, Jan 20, 2015 4.50 4.50 4.50 4.50
393 NASDAQ AMEH Mon, Jan 12, 2015 4.30 4.30 4.30 4.30
392 NASDAQ AMEH Tue, Jan 6, 2015 4.20 4.20 4.20 4.20
391 NASDAQ AMEH Wed, Dec 31, 2014 4.60 4.60 4.50 4.50
390 NASDAQ AMEH Mon, Dec 29, 2014 4.60 4.60 3.13 3.13
389 NASDAQ AMEH Wed, Dec 24, 2014 3.13 3.13 3.13 3.13
388 NASDAQ AMEH Tue, Dec 23, 2014 4.60 4.60 4.40 4.40
387 NASDAQ AMEH Mon, Dec 15, 2014 3.70 4.20 3.70 4.00
386 NASDAQ AMEH Fri, Dec 12, 2014 3.80 3.90 3.80 3.90
385 NASDAQ AMEH Thu, Dec 11, 2014 3.80 3.80 3.80 3.80
384 NASDAQ AMEH Tue, Dec 9, 2014 3.80 3.80 3.80 3.80
383 NASDAQ AMEH Mon, Dec 8, 2014 3.80 3.80 3.80 3.80
382 NASDAQ AMEH Mon, Dec 1, 2014 3.60 3.60 3.60 3.60
381 NASDAQ AMEH Wed, Nov 26, 2014 3.90 3.90 3.22 3.50
380 NASDAQ AMEH Tue, Nov 25, 2014 3.82 3.82 3.82 3.82
379 NASDAQ AMEH Fri, Nov 21, 2014 4.20 4.20 4.20 4.20
378 NASDAQ AMEH Thu, Nov 20, 2014 4.20 4.20 4.20 4.20
377 NASDAQ AMEH Wed, Nov 19, 2014 5.00 5.00 4.50 4.50
376 NASDAQ AMEH Tue, Nov 18, 2014 4.20 5.00 3.82 5.00
375 NASDAQ AMEH Fri, Nov 14, 2014 3.21 3.21 3.21 3.21
374 NASDAQ AMEH Wed, Nov 5, 2014 5.00 5.00 5.00 5.00
373 NASDAQ AMEH Thu, Oct 30, 2014 4.20 4.20 4.20 4.20
372 NASDAQ AMEH Wed, Oct 29, 2014 3.79 4.50 3.79 4.50
371 NASDAQ AMEH Mon, Oct 27, 2014 4.90 4.90 3.00 3.00
370 NASDAQ AMEH Wed, Oct 22, 2014 3.70 3.70 3.10 3.10
369 NASDAQ AMEH Tue, Oct 14, 2014 4.00 4.00 4.00 4.00
368 NASDAQ AMEH Fri, Oct 10, 2014 3.70 3.70 3.70 3.70
367 NASDAQ AMEH Thu, Oct 9, 2014 3.70 3.70 3.70 3.70
366 NASDAQ AMEH Wed, Oct 8, 2014 3.60 4.20 3.60 3.60
365 NASDAQ AMEH Fri, Oct 3, 2014 5.30 5.30 5.30 5.30
364 NASDAQ AMEH Thu, Oct 2, 2014 5.30 5.30 5.30 5.30
363 NASDAQ AMEH Wed, Oct 1, 2014 5.30 5.30 5.30 5.30
362 NASDAQ AMEH Tue, Sep 30, 2014 5.00 5.30 5.00 5.30
361 NASDAQ AMEH Mon, Sep 29, 2014 5.30 5.30 4.50 4.50
360 NASDAQ AMEH Fri, Sep 26, 2014 4.50 5.30 4.50 5.30
359 NASDAQ AMEH Tue, Sep 23, 2014 4.50 5.30 3.50 3.50
358 NASDAQ AMEH Mon, Sep 22, 2014 3.50 3.50 3.50 3.50
357 NASDAQ AMEH Thu, Sep 18, 2014 5.30 5.30 3.51 3.51
356 NASDAQ AMEH Tue, Sep 16, 2014 4.00 4.00 2.50 2.50
355 NASDAQ AMEH Mon, Sep 15, 2014 4.00 4.00 4.00 4.00
354 NASDAQ AMEH Wed, Sep 10, 2014 4.50 4.50 4.50 4.50
353 NASDAQ AMEH Tue, Sep 9, 2014 4.50 5.29 4.50 5.29
352 NASDAQ AMEH Mon, Sep 8, 2014 4.50 4.50 4.50 4.50
351 NASDAQ AMEH Fri, Sep 5, 2014 4.50 4.50 4.50 4.50
350 NASDAQ AMEH Thu, Sep 4, 2014 4.85 4.85 4.85 4.85
349 NASDAQ AMEH Tue, Sep 2, 2014 5.80 5.80 4.50 5.50
348 NASDAQ AMEH Fri, Aug 29, 2014 5.20 6.40 4.50 4.50
347 NASDAQ AMEH Thu, Aug 28, 2014 4.70 4.86 4.51 4.86
346 NASDAQ AMEH Wed, Aug 27, 2014 4.70 4.70 4.70 4.70
345 NASDAQ AMEH Tue, Aug 26, 2014 4.70 4.90 4.70 4.80
344 NASDAQ AMEH Thu, Aug 21, 2014 4.80 6.30 4.80 5.19
343 NASDAQ AMEH Wed, Aug 20, 2014 4.51 6.50 4.51 5.30
342 NASDAQ AMEH Tue, Aug 19, 2014 5.20 6.50 5.20 6.50
341 NASDAQ AMEH Mon, Aug 18, 2014 5.20 5.20 5.20 5.20
340 NASDAQ AMEH Wed, Aug 13, 2014 4.50 4.50 4.50 4.50
339 NASDAQ AMEH Mon, Aug 11, 2014 5.50 5.50 4.50 4.50
338 NASDAQ AMEH Fri, Aug 8, 2014 5.50 5.50 5.50 5.50
337 NASDAQ AMEH Thu, Aug 7, 2014 5.20 5.20 5.20 5.20
336 NASDAQ AMEH Mon, Aug 4, 2014 5.50 6.50 5.00 6.50
335 NASDAQ AMEH Wed, Jul 30, 2014 5.70 5.70 5.70 5.70
334 NASDAQ AMEH Wed, Jul 23, 2014 5.50 5.50 5.50 5.50
333 NASDAQ AMEH Mon, Jul 21, 2014 6.40 6.40 6.40 6.40
332 NASDAQ AMEH Thu, Jul 17, 2014 6.50 6.50 6.50 6.50
331 NASDAQ AMEH Tue, Jul 15, 2014 6.50 6.50 6.50 6.50
330 NASDAQ AMEH Thu, Jul 10, 2014 6.50 6.50 6.50 6.50
329 NASDAQ AMEH Tue, Jul 8, 2014 6.50 6.50 6.50 6.50
328 NASDAQ AMEH Wed, Jul 2, 2014 5.50 5.50 5.50 5.50
327 NASDAQ AMEH Tue, Jul 1, 2014 6.50 6.50 6.50 6.50
326 NASDAQ AMEH Mon, Jun 30, 2014 6.00 6.00 6.00 6.00
325 NASDAQ AMEH Wed, Jun 25, 2014 6.60 6.60 6.00 6.00
324 NASDAQ AMEH Tue, Jun 24, 2014 6.90 6.90 6.50 6.50
323 NASDAQ AMEH Mon, Jun 23, 2014 6.90 6.90 6.90 6.90
322 NASDAQ AMEH Mon, Jun 16, 2014 7.00 7.00 7.00 7.00
321 NASDAQ AMEH Fri, Jun 13, 2014 7.00 7.00 6.50 7.00
320 NASDAQ AMEH Thu, Jun 12, 2014 6.10 6.50 6.10 6.50
319 NASDAQ AMEH Thu, Jun 5, 2014 5.30 5.30 5.30 5.30
318 NASDAQ AMEH Mon, Jun 2, 2014 5.00 5.00 5.00 5.00
317 NASDAQ AMEH Wed, May 28, 2014 5.00 5.00 5.00 5.00
316 NASDAQ AMEH Thu, May 22, 2014 5.00 5.00 5.00 5.00
315 NASDAQ AMEH Wed, May 7, 2014 4.40 4.40 4.40 4.40
314 NASDAQ AMEH Mon, Apr 28, 2014 5.40 6.20 5.40 5.50
313 NASDAQ AMEH Wed, Apr 23, 2014 5.35 5.50 5.35 5.50
312 NASDAQ AMEH Tue, Apr 22, 2014 4.80 5.35 4.80 5.35
311 NASDAQ AMEH Thu, Apr 17, 2014 5.50 5.50 5.50 5.50
310 NASDAQ AMEH Tue, Apr 15, 2014 5.50 5.50 5.50 5.50
309 NASDAQ AMEH Fri, Apr 11, 2014 5.40 5.50 5.40 5.50
308 NASDAQ AMEH Thu, Apr 10, 2014 5.40 5.40 5.40 5.40
307 NASDAQ AMEH Tue, Apr 8, 2014 5.40 5.40 5.40 5.40
306 NASDAQ AMEH Fri, Apr 4, 2014 5.50 5.50 5.50 5.50
305 NASDAQ AMEH Thu, Apr 3, 2014 5.50 5.50 5.50 5.50
304 NASDAQ AMEH Wed, Apr 2, 2014 5.50 5.50 5.50 5.50
303 NASDAQ AMEH Tue, Apr 1, 2014 6.20 6.20 4.40 5.50
302 NASDAQ AMEH Mon, Mar 31, 2014 5.50 5.50 5.50 5.50
301 NASDAQ AMEH Fri, Mar 28, 2014 5.30 5.30 5.30 5.30
300 NASDAQ AMEH Thu, Mar 27, 2014 5.40 5.40 5.40 5.40
299 NASDAQ AMEH Tue, Mar 25, 2014 5.50 5.50 5.20 5.20
298 NASDAQ AMEH Fri, Mar 21, 2014 6.40 6.40 4.80 4.80
297 NASDAQ AMEH Thu, Mar 20, 2014 6.40 6.40 6.00 6.40
296 NASDAQ AMEH Wed, Mar 19, 2014 6.00 6.40 6.00 6.40
295 NASDAQ AMEH Tue, Mar 18, 2014 6.00 6.00 6.00 6.00
294 NASDAQ AMEH Fri, Mar 14, 2014 5.10 6.50 5.10 6.50
293 NASDAQ AMEH Tue, Mar 11, 2014 5.10 5.10 5.10 5.10
292 NASDAQ AMEH Fri, Mar 7, 2014 5.10 5.10 5.10 5.10
291 NASDAQ AMEH Wed, Mar 5, 2014 5.20 5.20 5.20 5.20
290 NASDAQ AMEH Mon, Mar 3, 2014 5.00 5.00 4.30 4.30
289 NASDAQ AMEH Fri, Feb 28, 2014 5.30 5.30 5.30 5.30
288 NASDAQ AMEH Wed, Feb 26, 2014 5.00 5.00 5.00 5.00
287 NASDAQ AMEH Tue, Feb 25, 2014 5.00 5.30 5.00 5.00
286 NASDAQ AMEH Thu, Feb 20, 2014 5.30 5.30 5.30 5.30
285 NASDAQ AMEH Thu, Feb 13, 2014 5.00 5.30 4.50 5.30
284 NASDAQ AMEH Mon, Feb 10, 2014 5.10 5.10 5.10 5.10
283 NASDAQ AMEH Fri, Feb 7, 2014 5.10 5.10 5.10 5.10
282 NASDAQ AMEH Fri, Jan 31, 2014 5.10 5.40 5.10 5.40
281 NASDAQ AMEH Thu, Jan 30, 2014 5.40 5.40 5.40 5.40
280 NASDAQ AMEH Mon, Jan 27, 2014 6.00 6.00 6.00 6.00
279 NASDAQ AMEH Thu, Jan 23, 2014 5.00 5.00 5.00 5.00
278 NASDAQ AMEH Wed, Jan 22, 2014 5.00 5.00 5.00 5.00
277 NASDAQ AMEH Tue, Jan 21, 2014 5.50 6.00 5.00 6.00
276 NASDAQ AMEH Fri, Jan 17, 2014 6.00 6.00 6.00 6.00
275 NASDAQ AMEH Wed, Jan 15, 2014 6.00 6.00 6.00 6.00
274 NASDAQ AMEH Fri, Jan 10, 2014 5.10 6.00 5.10 6.00
273 NASDAQ AMEH Thu, Jan 9, 2014 5.40 6.00 5.40 5.40
272 NASDAQ AMEH Wed, Jan 8, 2014 6.30 6.30 5.50 6.00
271 NASDAQ AMEH Tue, Jan 7, 2014 5.50 6.30 5.50 6.30
270 NASDAQ AMEH Mon, Jan 6, 2014 5.45 5.50 5.45 5.50
269 NASDAQ AMEH Fri, Jan 3, 2014 6.50 6.50 6.50 6.50
268 NASDAQ AMEH Thu, Jan 2, 2014 6.50 6.50 6.50 6.50
267 NASDAQ AMEH Tue, Dec 31, 2013 6.50 6.50 6.50 6.50
266 NASDAQ AMEH Thu, Dec 26, 2013 6.50 6.50 6.50 6.50
265 NASDAQ AMEH Fri, Dec 20, 2013 6.50 6.50 6.50 6.50
264 NASDAQ AMEH Thu, Dec 19, 2013 6.40 6.40 6.40 6.40
263 NASDAQ AMEH Wed, Dec 18, 2013 6.50 6.50 6.40 6.40
262 NASDAQ AMEH Mon, Dec 16, 2013 6.25 6.35 6.20 6.20
261 NASDAQ AMEH Wed, Dec 11, 2013 6.15 6.15 6.15 6.15
260 NASDAQ AMEH Mon, Dec 9, 2013 6.30 6.30 6.30 6.30
259 NASDAQ AMEH Thu, Dec 5, 2013 6.30 6.30 6.30 6.30
258 NASDAQ AMEH Wed, Nov 27, 2013 6.40 6.40 6.40 6.40
257 NASDAQ AMEH Tue, Nov 26, 2013 6.40 6.40 5.50 5.50
256 NASDAQ AMEH Fri, Nov 22, 2013 6.30 6.30 6.30 6.30
255 NASDAQ AMEH Tue, Nov 19, 2013 6.40 6.40 6.40 6.40
254 NASDAQ AMEH Fri, Nov 15, 2013 6.00 6.50 5.50 6.40
253 NASDAQ AMEH Thu, Nov 14, 2013 6.00 6.00 6.00 6.00
252 NASDAQ AMEH Wed, Nov 13, 2013 5.45 5.45 5.45 5.45
251 NASDAQ AMEH Tue, Nov 12, 2013 5.45 5.45 5.45 5.45
250 NASDAQ AMEH Mon, Nov 11, 2013 5.45 5.45 5.45 5.45
249 NASDAQ AMEH Fri, Nov 8, 2013 3.81 5.45 3.81 5.35
248 NASDAQ AMEH Thu, Nov 7, 2013 100.10 100.10 100.10 100.10
247 NASDAQ AMEH Mon, Nov 4, 2013 5.35 5.35 5.35 5.35
246 NASDAQ AMEH Tue, Oct 29, 2013 5.50 5.50 5.50 5.50
245 NASDAQ AMEH Fri, Oct 25, 2013 5.50 5.50 5.50 5.50
244 NASDAQ AMEH Tue, Oct 22, 2013 5.50 5.50 5.50 5.50
243 NASDAQ AMEH Wed, Oct 16, 2013 5.00 5.20 5.00 5.20
242 NASDAQ AMEH Mon, Oct 14, 2013 5.20 5.20 5.20 5.20
241 NASDAQ AMEH Thu, Oct 10, 2013 5.30 5.30 5.30 5.30
240 NASDAQ AMEH Mon, Oct 7, 2013 4.60 4.60 4.50 4.50
239 NASDAQ AMEH Fri, Oct 4, 2013 5.00 5.00 5.00 5.00
238 NASDAQ AMEH Thu, Oct 3, 2013 5.00 5.00 5.00 5.00
237 NASDAQ AMEH Wed, Oct 2, 2013 5.30 5.30 4.50 4.50
236 NASDAQ AMEH Tue, Oct 1, 2013 5.30 5.30 5.30 5.30
235 NASDAQ AMEH Mon, Sep 30, 2013 5.99 5.99 5.70 5.70
234 NASDAQ AMEH Wed, Sep 25, 2013 5.60 5.60 5.60 5.60
233 NASDAQ AMEH Tue, Sep 24, 2013 5.99 5.99 5.99 5.99
232 NASDAQ AMEH Mon, Sep 23, 2013 4.50 4.50 4.50 4.50
231 NASDAQ AMEH Fri, Sep 20, 2013 4.00 4.00 4.00 4.00
230 NASDAQ AMEH Thu, Sep 19, 2013 3.50 4.20 3.50 4.20
229 NASDAQ AMEH Mon, Sep 16, 2013 3.90 4.20 3.90 4.20
228 NASDAQ AMEH Wed, Sep 11, 2013 5.00 5.00 3.20 3.70
227 NASDAQ AMEH Fri, Sep 6, 2013 5.00 5.00 5.00 5.00
226 NASDAQ AMEH Wed, Aug 28, 2013 5.50 5.50 5.50 5.50
225 NASDAQ AMEH Mon, Aug 19, 2013 5.80 5.80 5.80 5.80
224 NASDAQ AMEH Fri, Aug 16, 2013 6.00 6.00 6.00 6.00
223 NASDAQ AMEH Thu, Aug 15, 2013 5.00 5.00 5.00 5.00
222 NASDAQ AMEH Tue, Aug 13, 2013 6.00 6.00 4.63 6.00
221 NASDAQ AMEH Mon, Aug 12, 2013 6.15 6.15 6.00 6.00
220 NASDAQ AMEH Thu, Aug 8, 2013 6.49 6.49 5.09 6.00
219 NASDAQ AMEH Wed, Aug 7, 2013 6.00 6.00 6.00 6.00
218 NASDAQ AMEH Tue, Aug 6, 2013 5.70 5.70 5.70 5.70
217 NASDAQ AMEH Fri, Aug 2, 2013 5.97 5.97 5.97 5.97
216 NASDAQ AMEH Thu, Aug 1, 2013 5.40 5.97 5.40 5.97
215 NASDAQ AMEH Wed, Jul 31, 2013 4.20 5.40 3.80 5.40
214 NASDAQ AMEH Tue, Jul 30, 2013 5.10 6.20 3.00 3.10
213 NASDAQ AMEH Wed, Jul 17, 2013 6.00 6.20 5.50 6.20
212 NASDAQ AMEH Tue, Jul 16, 2013 6.10 6.10 5.20 5.20
211 NASDAQ AMEH Mon, Jul 15, 2013 7.10 7.20 7.10 7.20
210 NASDAQ AMEH Thu, Jul 11, 2013 6.80 7.20 6.80 6.80
209 NASDAQ AMEH Tue, Jul 9, 2013 7.10 7.10 7.10 7.10
208 NASDAQ AMEH Fri, Jul 5, 2013 7.20 7.20 7.20 7.20
207 NASDAQ AMEH Tue, Jul 2, 2013 7.20 7.20 7.20 7.20
206 NASDAQ AMEH Mon, Jul 1, 2013 6.70 6.70 6.70 6.70
205 NASDAQ AMEH Wed, Jun 26, 2013 7.00 7.00 6.00 6.00
204 NASDAQ AMEH Fri, Jun 21, 2013 5.57 7.00 5.50 7.00
203 NASDAQ AMEH Wed, Jun 19, 2013 7.00 7.10 7.00 7.00
202 NASDAQ AMEH Tue, Jun 18, 2013 7.50 7.50 7.50 7.50
201 NASDAQ AMEH Mon, Jun 17, 2013 7.00 7.00 6.50 6.50
200 NASDAQ AMEH Thu, Jun 13, 2013 7.50 7.50 7.50 7.50
199 NASDAQ AMEH Wed, Jun 12, 2013 6.78 6.78 6.30 6.30
198 NASDAQ AMEH Tue, Jun 11, 2013 7.50 7.50 7.50 7.50
197 NASDAQ AMEH Thu, Jun 6, 2013 5.50 7.50 5.50 7.50
196 NASDAQ AMEH Wed, Jun 5, 2013 5.50 6.50 4.80 6.50
195 NASDAQ AMEH Tue, Jun 4, 2013 5.50 7.00 5.50 7.00
194 NASDAQ AMEH Fri, May 31, 2013 7.20 7.50 7.20 7.50
193 NASDAQ AMEH Thu, May 30, 2013 6.60 6.60 6.60 6.60
192 NASDAQ AMEH Tue, May 28, 2013 6.60 6.60 6.50 6.60
191 NASDAQ AMEH Fri, May 24, 2013 6.00 6.60 6.00 6.60
190 NASDAQ AMEH Tue, May 21, 2013 6.00 6.00 6.00 6.00
189 NASDAQ AMEH Fri, May 17, 2013 6.00 6.30 6.00 6.30
188 NASDAQ AMEH Thu, May 16, 2013 6.00 6.00 6.00 6.00
187 NASDAQ AMEH Wed, May 15, 2013 5.30 6.00 5.30 5.63
186 NASDAQ AMEH Tue, May 14, 2013 5.40 5.40 4.12 5.30
185 NASDAQ AMEH Fri, May 10, 2013 5.20 5.20 5.20 5.20
184 NASDAQ AMEH Wed, May 8, 2013 4.90 4.90 4.90 4.90
183 NASDAQ AMEH Mon, May 6, 2013 3.00 5.50 2.60 5.00
182 NASDAQ AMEH Fri, May 3, 2013 4.40 4.40 4.40 4.40
181 NASDAQ AMEH Wed, May 1, 2013 3.30 5.10 3.30 5.10
180 NASDAQ AMEH Fri, Apr 26, 2013 3.71 4.50 3.71 4.50
179 NASDAQ AMEH Wed, Apr 24, 2013 5.10 5.10 5.10 5.10
178 NASDAQ AMEH Wed, Apr 10, 2013 4.41 4.41 4.41 4.41
177 NASDAQ AMEH Mon, Apr 8, 2013 3.61 3.61 3.61 3.61
176 NASDAQ AMEH Wed, Apr 3, 2013 4.00 4.00 3.50 3.61
175 NASDAQ AMEH Tue, Mar 26, 2013 4.70 4.70 4.70 4.70
174 NASDAQ AMEH Fri, Mar 22, 2013 5.50 5.50 5.50 5.50
173 NASDAQ AMEH Tue, Mar 19, 2013 6.30 6.30 6.20 6.20
172 NASDAQ AMEH Mon, Mar 18, 2013 5.00 5.00 5.00 5.00
171 NASDAQ AMEH Fri, Mar 15, 2013 5.50 6.30 5.00 6.30
170 NASDAQ AMEH Thu, Mar 7, 2013 6.30 6.30 6.30 6.30
169 NASDAQ AMEH Wed, Mar 6, 2013 5.50 5.50 5.50 5.50
168 NASDAQ AMEH Tue, Mar 5, 2013 6.30 6.30 5.50 6.30
167 NASDAQ AMEH Thu, Feb 28, 2013 6.30 6.30 6.30 6.30
166 NASDAQ AMEH Thu, Feb 21, 2013 6.30 6.30 6.30 6.30
165 NASDAQ AMEH Wed, Feb 20, 2013 6.30 6.30 6.30 6.30
164 NASDAQ AMEH Tue, Feb 19, 2013 3.33 5.40 3.00 5.40
163 NASDAQ AMEH Fri, Feb 15, 2013 3.33 3.33 3.33 3.33
162 NASDAQ AMEH Wed, Feb 13, 2013 2.10 3.60 2.10 3.60
161 NASDAQ AMEH Tue, Feb 12, 2013 2.60 4.10 2.50 3.99
160 NASDAQ AMEH Wed, Feb 6, 2013 2.50 6.30 2.50 6.30
159 NASDAQ AMEH Wed, Jan 30, 2013 6.30 6.30 6.30 6.30
158 NASDAQ AMEH Fri, Jan 25, 2013 3.60 6.00 3.60 6.00
157 NASDAQ AMEH Mon, Jan 7, 2013 4.90 7.90 4.90 7.90
156 NASDAQ AMEH Fri, Jan 4, 2013 4.69 4.69 4.69 4.69
155 NASDAQ AMEH Thu, Jan 3, 2013 4.69 4.69 4.69 4.69
154 NASDAQ AMEH Wed, Jan 2, 2013 4.60 5.80 3.71 4.78
153 NASDAQ AMEH Mon, Dec 31, 2012 4.60 7.90 4.60 5.00
152 NASDAQ AMEH Fri, Dec 28, 2012 6.21 9.90 6.21 9.90
151 NASDAQ AMEH Fri, Dec 21, 2012 6.40 9.90 6.00 9.90
150 NASDAQ AMEH Thu, Dec 20, 2012 6.80 10.00 4.20 10.00
149 NASDAQ AMEH Wed, Dec 19, 2012 11.90 11.90 11.90 11.90
148 NASDAQ AMEH Tue, Dec 18, 2012 6.20 10.00 6.10 10.00
147 NASDAQ AMEH Fri, Dec 14, 2012 11.00 11.00 11.00 11.00
146 NASDAQ AMEH Wed, Dec 12, 2012 6.10 11.00 6.10 11.00
145 NASDAQ AMEH Tue, Dec 11, 2012 8.90 11.00 8.90 11.00
144 NASDAQ AMEH Thu, Dec 6, 2012 13.80 13.80 12.50 12.50
143 NASDAQ AMEH Wed, Dec 5, 2012 12.40 13.80 12.40 13.80
142 NASDAQ AMEH Mon, Dec 3, 2012 5.50 5.50 5.50 5.50
141 NASDAQ AMEH Thu, Nov 29, 2012 5.40 5.50 5.40 5.50
140 NASDAQ AMEH Wed, Nov 28, 2012 5.50 5.50 5.50 5.50
139 NASDAQ AMEH Wed, Nov 21, 2012 5.50 6.30 5.50 6.30
138 NASDAQ AMEH Wed, Nov 14, 2012 6.00 6.00 6.00 6.00
137 NASDAQ AMEH Mon, Nov 12, 2012 5.00 6.30 5.00 6.30
136 NASDAQ AMEH Fri, Nov 2, 2012 3.20 6.30 3.20 6.30
135 NASDAQ AMEH Thu, Nov 1, 2012 6.30 6.30 6.30 6.30
134 NASDAQ AMEH Thu, Oct 25, 2012 6.30 6.30 6.30 6.30
133 NASDAQ AMEH Wed, Oct 24, 2012 4.50 6.30 4.50 6.30
132 NASDAQ AMEH Tue, Oct 23, 2012 6.30 6.30 5.00 6.30
131 NASDAQ AMEH Mon, Oct 22, 2012 6.30 6.30 6.30 6.30
130 NASDAQ AMEH Fri, Oct 19, 2012 6.30 6.30 6.30 6.30
129 NASDAQ AMEH Thu, Oct 18, 2012 5.00 5.00 5.00 5.00
128 NASDAQ AMEH Wed, Oct 17, 2012 2.50 4.50 2.50 4.50
127 NASDAQ AMEH Tue, Oct 16, 2012 4.50 4.50 4.50 4.50
126 NASDAQ AMEH Wed, Oct 10, 2012 4.90 4.90 4.90 4.90
125 NASDAQ AMEH Mon, Oct 8, 2012 5.00 5.00 5.00 5.00
124 NASDAQ AMEH Fri, Oct 5, 2012 5.00 5.00 5.00 5.00
123 NASDAQ AMEH Thu, Oct 4, 2012 5.00 5.00 5.00 5.00
122 NASDAQ AMEH Wed, Oct 3, 2012 4.80 5.00 4.80 5.00
121 NASDAQ AMEH Tue, Oct 2, 2012 4.60 4.60 4.60 4.60
120 NASDAQ AMEH Fri, Sep 28, 2012 4.50 4.50 4.50 4.50
119 NASDAQ AMEH Thu, Sep 27, 2012 4.10 4.10 4.10 4.10
118 NASDAQ AMEH Fri, Sep 21, 2012 3.20 4.10 3.20 4.10
117 NASDAQ AMEH Wed, Sep 19, 2012 4.10 4.10 4.10 4.10
116 NASDAQ AMEH Tue, Sep 18, 2012 4.10 4.10 4.10 4.10
115 NASDAQ AMEH Mon, Sep 17, 2012 2.00 2.50 2.00 2.50
114 NASDAQ AMEH Thu, Sep 13, 2012 4.20 4.20 4.20 4.20
113 NASDAQ AMEH Mon, Aug 27, 2012 4.70 4.70 4.70 4.70
112 NASDAQ AMEH Mon, Aug 20, 2012 5.50 5.50 5.50 5.50
111 NASDAQ AMEH Fri, Aug 17, 2012 3.00 3.00 3.00 3.00
110 NASDAQ AMEH Wed, Aug 15, 2012 2.00 3.00 1.80 3.00
109 NASDAQ AMEH Mon, Aug 13, 2012 3.00 3.00 3.00 3.00
108 NASDAQ AMEH Fri, Aug 10, 2012 2.00 2.00 2.00 2.00
107 NASDAQ AMEH Wed, Aug 8, 2012 3.60 3.60 3.60 3.60
106 NASDAQ AMEH Fri, Aug 3, 2012 2.00 3.60 2.00 3.60
105 NASDAQ AMEH Thu, Jul 26, 2012 4.00 4.00 1.80 4.00
104 NASDAQ AMEH Wed, Jul 25, 2012 2.60 4.00 2.10 4.00
103 NASDAQ AMEH Mon, Jul 23, 2012 3.00 3.50 3.00 3.50
102 NASDAQ AMEH Fri, Jul 20, 2012 3.71 4.00 1.30 4.00
101 NASDAQ AMEH Thu, Jul 19, 2012 4.50 4.50 4.50 4.50
100 NASDAQ AMEH Wed, Jul 18, 2012 5.00 5.00 5.00 5.00
99 NASDAQ AMEH Tue, Jul 17, 2012 6.30 6.30 2.52 5.00
98 NASDAQ AMEH Mon, Jul 16, 2012 1.85 6.40 1.85 6.30
97 NASDAQ AMEH Fri, Jul 13, 2012 1.87 1.88 1.50 1.88
96 NASDAQ AMEH Thu, Jul 12, 2012 1.89 1.89 1.65 1.86
95 NASDAQ AMEH Wed, Jul 11, 2012 1.60 2.19 1.50 1.60
94 NASDAQ AMEH Tue, Jul 10, 2012 1.39 1.40 1.39 1.40
93 NASDAQ AMEH Mon, Jul 9, 2012 1.25 1.25 1.25 1.25
92 NASDAQ AMEH Thu, Jul 5, 2012 1.20 1.20 1.20 1.20
91 NASDAQ AMEH Thu, Jun 28, 2012 1.20 1.20 1.20 1.20
90 NASDAQ AMEH Wed, Jun 27, 2012 1.19 1.23 1.19 1.23
89 NASDAQ AMEH Tue, Jun 26, 2012 1.19 1.19 1.19 1.19
88 NASDAQ AMEH Wed, Jun 20, 2012 1.01 1.01 1.00 1.00
87 NASDAQ AMEH Mon, Jun 18, 2012 1.00 1.00 1.00 1.00
86 NASDAQ AMEH Fri, Jun 15, 2012 1.00 1.00 1.00 1.00
85 NASDAQ AMEH Wed, Jun 6, 2012 1.19 1.19 1.19 1.19
84 NASDAQ AMEH Tue, Jun 5, 2012 1.19 1.19 1.19 1.19
83 NASDAQ AMEH Mon, May 21, 2012 1.00 1.19 1.00 1.19
82 NASDAQ AMEH Fri, May 18, 2012 1.00 1.00 1.00 1.00
81 NASDAQ AMEH Mon, Apr 30, 2012 1.00 1.39 1.00 1.39
80 NASDAQ AMEH Fri, Apr 27, 2012 1.05 1.05 1.00 1.00
79 NASDAQ AMEH Mon, Apr 16, 2012 1.49 1.49 1.49 1.49
78 NASDAQ AMEH Wed, Apr 4, 2012 1.49 1.49 1.49 1.49
77 NASDAQ AMEH Fri, Mar 30, 2012 1.36 1.49 1.36 1.49
76 NASDAQ AMEH Fri, Mar 16, 2012 1.29 1.36 1.20 1.36
75 NASDAQ AMEH Tue, Mar 13, 2012 1.19 1.29 1.19 1.29
74 NASDAQ AMEH Wed, Mar 7, 2012 0.90 1.19 0.80 1.19
73 NASDAQ AMEH Tue, Mar 6, 2012 0.90 0.90 0.86 0.90
72 NASDAQ AMEH Mon, Mar 5, 2012 1.10 1.10 1.00 1.00
71 NASDAQ AMEH Fri, Mar 2, 2012 1.19 1.19 1.19 1.19
70 NASDAQ AMEH Wed, Feb 29, 2012 1.00 1.19 1.00 1.19
69 NASDAQ AMEH Tue, Feb 28, 2012 1.00 1.00 1.00 1.00
68 NASDAQ AMEH Mon, Feb 27, 2012 1.00 1.00 1.00 1.00
67 NASDAQ AMEH Wed, Feb 15, 2012 0.93 1.49 0.93 1.49
66 NASDAQ AMEH Tue, Feb 14, 2012 1.19 1.29 1.19 1.29
65 NASDAQ AMEH Mon, Feb 13, 2012 0.93 1.19 0.93 1.19
64 NASDAQ AMEH Tue, Feb 7, 2012 1.39 1.90 1.39 1.90
63 NASDAQ AMEH Wed, Jan 25, 2012 0.83 1.48 0.83 1.48
62 NASDAQ AMEH Tue, Jan 3, 2012 1.48 1.48 1.46 1.46
61 NASDAQ AMEH Fri, Dec 30, 2011 1.03 1.46 1.00 1.46
60 NASDAQ AMEH Thu, Dec 29, 2011 1.10 1.25 1.10 1.25
59 NASDAQ AMEH Thu, Dec 22, 2011 1.10 1.10 1.10 1.10
58 NASDAQ AMEH Tue, Dec 20, 2011 1.00 1.10 1.00 1.10
57 NASDAQ AMEH Fri, Dec 16, 2011 0.90 0.90 0.50 0.60
56 NASDAQ AMEH Thu, Dec 15, 2011 1.19 1.19 1.19 1.19
55 NASDAQ AMEH Mon, Dec 12, 2011 1.29 1.29 1.29 1.29
54 NASDAQ AMEH Mon, Dec 5, 2011 1.11 1.49 1.00 1.49
53 NASDAQ AMEH Fri, Dec 2, 2011 1.21 1.49 1.21 1.49
52 NASDAQ AMEH Wed, Nov 30, 2011 1.50 1.50 1.50 1.50
51 NASDAQ AMEH Tue, Nov 29, 2011 1.39 1.69 1.39 1.69
50 NASDAQ AMEH Mon, Nov 28, 2011 1.39 1.39 1.39 1.39
49 NASDAQ AMEH Fri, Nov 25, 2011 1.23 1.40 1.23 1.40
48 NASDAQ AMEH Wed, Nov 23, 2011 1.40 1.40 1.40 1.40
47 NASDAQ AMEH Tue, Nov 22, 2011 1.30 1.40 1.30 1.40
46 NASDAQ AMEH Fri, Nov 18, 2011 1.40 1.40 1.40 1.40
45 NASDAQ AMEH Wed, Nov 16, 2011 1.69 1.69 1.69 1.69
44 NASDAQ AMEH Tue, Nov 15, 2011 1.40 1.40 1.40 1.40
43 NASDAQ AMEH Tue, Nov 1, 2011 1.40 1.69 1.40 1.69
42 NASDAQ AMEH Mon, Oct 31, 2011 1.43 1.69 1.43 1.69
41 NASDAQ AMEH Tue, Oct 18, 2011 1.70 1.70 1.70 1.70
40 NASDAQ AMEH Mon, Oct 17, 2011 1.79 1.79 1.79 1.79
39 NASDAQ AMEH Thu, Oct 13, 2011 1.53 1.53 1.53 1.53
38 NASDAQ AMEH Fri, Oct 7, 2011 1.53 1.53 1.53 1.53
37 NASDAQ AMEH Fri, Sep 30, 2011 1.89 1.89 1.89 1.89
36 NASDAQ AMEH Tue, Sep 27, 2011 1.89 1.89 1.89 1.89
35 NASDAQ AMEH Fri, Sep 23, 2011 1.75 1.89 1.75 1.89
34 NASDAQ AMEH Tue, Sep 20, 2011 1.89 1.90 1.89 1.90
33 NASDAQ AMEH Fri, Sep 9, 2011 1.89 1.89 1.89 1.89
32 NASDAQ AMEH Wed, Sep 7, 2011 1.89 1.89 1.89 1.89
31 NASDAQ AMEH Wed, Aug 31, 2011 1.63 1.89 1.63 1.89
30 NASDAQ AMEH Thu, Aug 25, 2011 2.09 2.09 1.63 1.89
29 NASDAQ AMEH Wed, Aug 17, 2011 1.90 1.90 1.90 1.90
28 NASDAQ AMEH Tue, Aug 16, 2011 1.73 1.73 1.73 1.73
27 NASDAQ AMEH Mon, Aug 15, 2011 1.90 1.90 1.90 1.90
26 NASDAQ AMEH Fri, Aug 12, 2011 1.63 1.90 1.63 1.90
25 NASDAQ AMEH Thu, Aug 11, 2011 1.63 1.90 1.63 1.90
24 NASDAQ AMEH Fri, Aug 5, 2011 1.80 2.19 1.80 2.19
23 NASDAQ AMEH Thu, Aug 4, 2011 1.80 2.19 1.80 2.19
22 NASDAQ AMEH Wed, Aug 3, 2011 1.80 2.19 1.80 2.19
21 NASDAQ AMEH Tue, Aug 2, 2011 1.99 2.20 1.99 2.20
20 NASDAQ AMEH Fri, Jul 29, 2011 1.99 1.99 1.99 1.99
19 NASDAQ AMEH Thu, Jul 28, 2011 1.99 1.99 1.73 1.99
18 NASDAQ AMEH Wed, Jul 27, 2011 1.80 1.80 1.73 1.73
17 NASDAQ AMEH Mon, Jul 25, 2011 1.89 1.89 1.89 1.89
16 NASDAQ AMEH Fri, Jul 22, 2011 1.70 1.70 1.70 1.70
15 NASDAQ AMEH Thu, Jul 21, 2011 1.89 1.90 1.70 1.70
14 NASDAQ AMEH Mon, Jul 18, 2011 1.53 1.89 1.53 1.89
13 NASDAQ AMEH Fri, Jul 15, 2011 1.43 1.89 1.43 1.89
12 NASDAQ AMEH Thu, Jul 14, 2011 1.89 1.89 1.89 1.89
11 NASDAQ AMEH Wed, Jul 13, 2011 1.61 1.61 1.61 1.61
10 NASDAQ AMEH Wed, Jul 6, 2011 1.99 1.99 1.99 1.99
9 NASDAQ AMEH Fri, Jul 1, 2011 1.99 1.99 1.99 1.99
8 NASDAQ AMEH Tue, Jun 28, 2011 1.73 1.99 1.73 1.99
7 NASDAQ AMEH Tue, Jun 14, 2011 2.05 2.05 2.00 2.00
6 NASDAQ AMEH Mon, Jun 13, 2011 1.80 1.80 1.80 1.80
5 NASDAQ AMEH Fri, Jun 10, 2011 1.80 2.05 1.80 2.05
4 NASDAQ AMEH Thu, Jun 9, 2011 2.09 2.09 2.09 2.09
3 NASDAQ AMEH Fri, Jun 3, 2011 1.81 2.09 1.61 2.09
2 NASDAQ AMEH Thu, Jun 2, 2011 1.93 1.93 1.90 1.90
1 NASDAQ AMEH Tue, May 31, 2011 2.19 2.19 2.19 2.19
# Exchange Symbol Date Open High Low Close

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