Below are the 739 trading days of historical prices for ACHL.
# | Exchange | Symbol | Date | Open | High | Low | Close | 739 | NASDAQ | ACHL | Thu, Mar 7, 2024 | 1.28 | 1.28 | 1.19 | 1.20 | 738 | NASDAQ | ACHL | Wed, Mar 6, 2024 | 1.27 | 1.29 | 1.17 | 1.24 | 737 | NASDAQ | ACHL | Tue, Mar 5, 2024 | 1.47 | 1.47 | 1.26 | 1.30 | 736 | NASDAQ | ACHL | Mon, Mar 4, 2024 | 1.37 | 1.52 | 1.36 | 1.48 | 735 | NASDAQ | ACHL | Fri, Mar 1, 2024 | 1.34 | 1.42 | 1.31 | 1.36 | 734 | NASDAQ | ACHL | Thu, Feb 29, 2024 | 1.60 | 1.76 | 1.25 | 1.32 | 733 | NASDAQ | ACHL | Wed, Feb 28, 2024 | 1.56 | 1.58 | 1.40 | 1.57 | 732 | NASDAQ | ACHL | Tue, Feb 27, 2024 | 1.38 | 1.55 | 1.36 | 1.49 | 731 | NASDAQ | ACHL | Mon, Feb 26, 2024 | 1.40 | 1.43 | 1.30 | 1.36 | 730 | NASDAQ | ACHL | Fri, Feb 23, 2024 | 1.35 | 1.42 | 1.26 | 1.36 | 729 | NASDAQ | ACHL | Thu, Feb 22, 2024 | 1.26 | 1.43 | 1.16 | 1.36 | 728 | NASDAQ | ACHL | Wed, Feb 21, 2024 | 1.11 | 1.25 | 1.11 | 1.23 | 727 | NASDAQ | ACHL | Tue, Feb 20, 2024 | 1.09 | 1.14 | 1.02 | 1.08 | 726 | NASDAQ | ACHL | Fri, Feb 16, 2024 | 0.96 | 1.08 | 0.94 | 1.06 | 725 | NASDAQ | ACHL | Thu, Feb 15, 2024 | 0.97 | 0.98 | 0.94 | 0.96 | 724 | NASDAQ | ACHL | Wed, Feb 14, 2024 | 0.97 | 0.99 | 0.93 | 0.97 | 723 | NASDAQ | ACHL | Tue, Feb 13, 2024 | 0.93 | 0.99 | 0.91 | 0.95 | 722 | NASDAQ | ACHL | Mon, Feb 12, 2024 | 0.94 | 0.97 | 0.93 | 0.96 | 721 | NASDAQ | ACHL | Fri, Feb 9, 2024 | 0.94 | 0.96 | 0.88 | 0.94 | 720 | NASDAQ | ACHL | Thu, Feb 8, 2024 | 0.91 | 0.95 | 0.88 | 0.94 | 719 | NASDAQ | ACHL | Wed, Feb 7, 2024 | 0.92 | 0.95 | 0.90 | 0.92 | 718 | NASDAQ | ACHL | Tue, Feb 6, 2024 | 0.98 | 1.01 | 0.90 | 0.92 | 717 | NASDAQ | ACHL | Mon, Feb 5, 2024 | 0.95 | 1.09 | 0.95 | 0.98 | 716 | NASDAQ | ACHL | Fri, Feb 2, 2024 | 1.01 | 1.03 | 0.96 | 0.98 | 715 | NASDAQ | ACHL | Thu, Feb 1, 2024 | 0.93 | 1.04 | 0.91 | 1.00 | 714 | NASDAQ | ACHL | Wed, Jan 31, 2024 | 0.88 | 0.94 | 0.85 | 0.93 | 713 | NASDAQ | ACHL | Tue, Jan 30, 2024 | 0.96 | 0.96 | 0.89 | 0.89 | 712 | NASDAQ | ACHL | Mon, Jan 29, 2024 | 0.95 | 0.96 | 0.90 | 0.95 | 711 | NASDAQ | ACHL | Fri, Jan 26, 2024 | 0.96 | 0.98 | 0.92 | 0.96 | 710 | NASDAQ | ACHL | Thu, Jan 25, 2024 | 0.89 | 0.97 | 0.89 | 0.96 | 709 | NASDAQ | ACHL | Wed, Jan 24, 2024 | 0.90 | 0.93 | 0.89 | 0.91 | 708 | NASDAQ | ACHL | Tue, Jan 23, 2024 | 0.84 | 0.92 | 0.84 | 0.90 | 707 | NASDAQ | ACHL | Mon, Jan 22, 2024 | 0.82 | 0.86 | 0.82 | 0.84 | 706 | NASDAQ | ACHL | Fri, Jan 19, 2024 | 0.80 | 0.85 | 0.80 | 0.82 | 705 | NASDAQ | ACHL | Thu, Jan 18, 2024 | 0.85 | 0.88 | 0.82 | 0.83 | 704 | NASDAQ | ACHL | Wed, Jan 17, 2024 | 0.90 | 0.91 | 0.84 | 0.85 | 703 | NASDAQ | ACHL | Tue, Jan 16, 2024 | 0.90 | 0.90 | 0.85 | 0.88 | 702 | NASDAQ | ACHL | Fri, Jan 12, 2024 | 0.90 | 0.90 | 0.88 | 0.89 | 701 | NASDAQ | ACHL | Thu, Jan 11, 2024 | 0.94 | 0.94 | 0.88 | 0.91 | 700 | NASDAQ | ACHL | Wed, Jan 10, 2024 | 0.93 | 0.95 | 0.89 | 0.94 | 699 | NASDAQ | ACHL | Tue, Jan 9, 2024 | 0.88 | 0.97 | 0.88 | 0.94 | 698 | NASDAQ | ACHL | Mon, Jan 8, 2024 | 0.84 | 0.89 | 0.84 | 0.88 | 697 | NASDAQ | ACHL | Fri, Jan 5, 2024 | 0.88 | 0.88 | 0.84 | 0.84 | 696 | NASDAQ | ACHL | Thu, Jan 4, 2024 | 0.87 | 0.88 | 0.85 | 0.85 | 695 | NASDAQ | ACHL | Wed, Jan 3, 2024 | 0.87 | 0.88 | 0.85 | 0.85 | 694 | NASDAQ | ACHL | Tue, Jan 2, 2024 | 0.88 | 0.89 | 0.86 | 0.87 | 693 | NASDAQ | ACHL | Fri, Dec 29, 2023 | 0.88 | 0.89 | 0.86 | 0.89 | 692 | NASDAQ | ACHL | Thu, Dec 28, 2023 | 0.86 | 0.88 | 0.85 | 0.87 | 691 | NASDAQ | ACHL | Wed, Dec 27, 2023 | 0.80 | 0.87 | 0.80 | 0.86 | 690 | NASDAQ | ACHL | Tue, Dec 26, 2023 | 0.79 | 0.84 | 0.79 | 0.83 | 689 | NASDAQ | ACHL | Fri, Dec 22, 2023 | 0.82 | 0.85 | 0.81 | 0.82 | 688 | NASDAQ | ACHL | Thu, Dec 21, 2023 | 0.82 | 0.85 | 0.81 | 0.83 | 687 | NASDAQ | ACHL | Wed, Dec 20, 2023 | 0.85 | 0.86 | 0.83 | 0.83 | 686 | NASDAQ | ACHL | Tue, Dec 19, 2023 | 0.85 | 0.86 | 0.83 | 0.84 | 685 | NASDAQ | ACHL | Mon, Dec 18, 2023 | 0.86 | 0.87 | 0.83 | 0.85 | 684 | NASDAQ | ACHL | Fri, Dec 15, 2023 | 0.85 | 0.88 | 0.84 | 0.87 | 683 | NASDAQ | ACHL | Thu, Dec 14, 2023 | 0.86 | 0.91 | 0.85 | 0.86 | 682 | NASDAQ | ACHL | Wed, Dec 13, 2023 | 0.88 | 0.97 | 0.88 | 0.96 | 681 | NASDAQ | ACHL | Tue, Dec 12, 2023 | 0.87 | 0.93 | 0.87 | 0.90 | 680 | NASDAQ | ACHL | Mon, Dec 11, 2023 | 0.95 | 0.95 | 0.81 | 0.91 | 679 | NASDAQ | ACHL | Fri, Dec 8, 2023 | 0.91 | 0.98 | 0.89 | 0.94 | 678 | NASDAQ | ACHL | Thu, Dec 7, 2023 | 0.82 | 0.93 | 0.81 | 0.89 | 677 | NASDAQ | ACHL | Wed, Dec 6, 2023 | 0.84 | 0.85 | 0.82 | 0.84 | 676 | NASDAQ | ACHL | Tue, Dec 5, 2023 | 0.84 | 0.85 | 0.81 | 0.85 | 675 | NASDAQ | ACHL | Mon, Dec 4, 2023 | 0.82 | 0.85 | 0.81 | 0.83 | 674 | NASDAQ | ACHL | Fri, Dec 1, 2023 | 0.84 | 0.85 | 0.81 | 0.82 | 673 | NASDAQ | ACHL | Thu, Nov 30, 2023 | 0.85 | 0.85 | 0.83 | 0.83 | 672 | NASDAQ | ACHL | Wed, Nov 29, 2023 | 0.86 | 0.86 | 0.82 | 0.85 | 671 | NASDAQ | ACHL | Tue, Nov 28, 2023 | 0.84 | 0.87 | 0.82 | 0.84 | 670 | NASDAQ | ACHL | Mon, Nov 27, 2023 | 0.82 | 0.85 | 0.81 | 0.84 | 669 | NASDAQ | ACHL | Fri, Nov 24, 2023 | 0.81 | 0.82 | 0.79 | 0.82 | 668 | NASDAQ | ACHL | Wed, Nov 22, 2023 | 0.79 | 0.80 | 0.75 | 0.80 | 667 | NASDAQ | ACHL | Tue, Nov 21, 2023 | 0.78 | 0.81 | 0.78 | 0.81 | 666 | NASDAQ | ACHL | Mon, Nov 20, 2023 | 0.83 | 0.83 | 0.80 | 0.81 | 665 | NASDAQ | ACHL | Fri, Nov 17, 2023 | 0.76 | 0.83 | 0.75 | 0.81 | 664 | NASDAQ | ACHL | Thu, Nov 16, 2023 | 0.78 | 0.81 | 0.74 | 0.78 | 663 | NASDAQ | ACHL | Wed, Nov 15, 2023 | 0.83 | 0.83 | 0.76 | 0.80 | 662 | NASDAQ | ACHL | Tue, Nov 14, 2023 | 0.83 | 0.84 | 0.79 | 0.81 | 661 | NASDAQ | ACHL | Mon, Nov 13, 2023 | 0.80 | 0.83 | 0.80 | 0.80 | 660 | NASDAQ | ACHL | Fri, Nov 10, 2023 | 0.87 | 0.87 | 0.77 | 0.80 | 659 | NASDAQ | ACHL | Thu, Nov 9, 2023 | 0.87 | 0.87 | 0.81 | 0.84 | 658 | NASDAQ | ACHL | Wed, Nov 8, 2023 | 0.91 | 0.91 | 0.85 | 0.86 | 657 | NASDAQ | ACHL | Tue, Nov 7, 2023 | 0.90 | 0.92 | 0.83 | 0.83 | 656 | NASDAQ | ACHL | Mon, Nov 6, 2023 | 0.88 | 0.90 | 0.84 | 0.90 | 655 | NASDAQ | ACHL | Fri, Nov 3, 2023 | 0.89 | 0.89 | 0.84 | 0.86 | 654 | NASDAQ | ACHL | Thu, Nov 2, 2023 | 0.84 | 0.89 | 0.83 | 0.85 | 653 | NASDAQ | ACHL | Wed, Nov 1, 2023 | 0.87 | 0.88 | 0.83 | 0.84 | 652 | NASDAQ | ACHL | Tue, Oct 31, 2023 | 0.88 | 0.90 | 0.85 | 0.86 | 651 | NASDAQ | ACHL | Mon, Oct 30, 2023 | 0.89 | 0.90 | 0.87 | 0.89 | 650 | NASDAQ | ACHL | Fri, Oct 27, 2023 | 0.87 | 0.90 | 0.85 | 0.89 | 649 | NASDAQ | ACHL | Thu, Oct 26, 2023 | 0.90 | 0.92 | 0.83 | 0.87 | 648 | NASDAQ | ACHL | Wed, Oct 25, 2023 | 0.88 | 0.92 | 0.86 | 0.91 | 647 | NASDAQ | ACHL | Tue, Oct 24, 2023 | 0.89 | 0.91 | 0.85 | 0.89 | 646 | NASDAQ | ACHL | Mon, Oct 23, 2023 | 0.90 | 0.93 | 0.88 | 0.89 | 645 | NASDAQ | ACHL | Fri, Oct 20, 2023 | 0.98 | 0.98 | 0.93 | 0.93 | 644 | NASDAQ | ACHL | Thu, Oct 19, 2023 | 0.87 | 1.04 | 0.87 | 0.95 | 643 | NASDAQ | ACHL | Wed, Oct 18, 2023 | 0.90 | 0.90 | 0.88 | 0.88 | 642 | NASDAQ | ACHL | Tue, Oct 17, 2023 | 0.90 | 0.90 | 0.86 | 0.87 | 641 | NASDAQ | ACHL | Mon, Oct 16, 2023 | 0.87 | 0.91 | 0.87 | 0.89 | 640 | NASDAQ | ACHL | Fri, Oct 13, 2023 | 0.87 | 0.90 | 0.82 | 0.90 | 639 | NASDAQ | ACHL | Thu, Oct 12, 2023 | 0.86 | 0.88 | 0.82 | 0.85 | 638 | NASDAQ | ACHL | Wed, Oct 11, 2023 | 0.85 | 0.88 | 0.84 | 0.84 | 637 | NASDAQ | ACHL | Tue, Oct 10, 2023 | 0.85 | 0.89 | 0.84 | 0.86 | 636 | NASDAQ | ACHL | Mon, Oct 9, 2023 | 0.86 | 0.87 | 0.83 | 0.84 | 635 | NASDAQ | ACHL | Fri, Oct 6, 2023 | 0.83 | 0.86 | 0.83 | 0.85 | 634 | NASDAQ | ACHL | Thu, Oct 5, 2023 | 0.87 | 0.87 | 0.84 | 0.86 | 633 | NASDAQ | ACHL | Wed, Oct 4, 2023 | 0.86 | 0.88 | 0.84 | 0.86 | 632 | NASDAQ | ACHL | Tue, Oct 3, 2023 | 0.88 | 0.89 | 0.85 | 0.88 | 631 | NASDAQ | ACHL | Mon, Oct 2, 2023 | 0.88 | 0.92 | 0.85 | 0.91 | 630 | NASDAQ | ACHL | Fri, Sep 29, 2023 | 0.87 | 0.91 | 0.87 | 0.91 | 629 | NASDAQ | ACHL | Thu, Sep 28, 2023 | 0.91 | 0.91 | 0.88 | 0.90 | 628 | NASDAQ | ACHL | Wed, Sep 27, 2023 | 0.86 | 0.93 | 0.84 | 0.92 | 627 | NASDAQ | ACHL | Tue, Sep 26, 2023 | 0.90 | 0.92 | 0.85 | 0.88 | 626 | NASDAQ | ACHL | Mon, Sep 25, 2023 | 0.89 | 0.91 | 0.87 | 0.89 | 625 | NASDAQ | ACHL | Fri, Sep 22, 2023 | 0.89 | 0.92 | 0.87 | 0.89 | 624 | NASDAQ | ACHL | Thu, Sep 21, 2023 | 0.89 | 0.95 | 0.89 | 0.92 | 623 | NASDAQ | ACHL | Wed, Sep 20, 2023 | 0.87 | 0.92 | 0.87 | 0.90 | 622 | NASDAQ | ACHL | Tue, Sep 19, 2023 | 0.90 | 0.90 | 0.85 | 0.86 | 621 | NASDAQ | ACHL | Mon, Sep 18, 2023 | 0.86 | 0.89 | 0.86 | 0.89 | 620 | NASDAQ | ACHL | Fri, Sep 15, 2023 | 0.88 | 0.91 | 0.86 | 0.89 | 619 | NASDAQ | ACHL | Thu, Sep 14, 2023 | 0.85 | 0.89 | 0.85 | 0.86 | 618 | NASDAQ | ACHL | Wed, Sep 13, 2023 | 0.89 | 0.89 | 0.83 | 0.85 | 617 | NASDAQ | ACHL | Tue, Sep 12, 2023 | 0.89 | 0.89 | 0.85 | 0.87 | 616 | NASDAQ | ACHL | Mon, Sep 11, 2023 | 0.85 | 0.85 | 0.85 | 0.85 | 615 | NASDAQ | ACHL | Fri, Sep 8, 2023 | 0.84 | 0.87 | 0.83 | 0.87 | 614 | NASDAQ | ACHL | Thu, Sep 7, 2023 | 0.92 | 0.93 | 0.82 | 0.84 | 613 | NASDAQ | ACHL | Wed, Sep 6, 2023 | 0.96 | 0.96 | 0.91 | 0.93 | 612 | NASDAQ | ACHL | Tue, Sep 5, 2023 | 0.96 | 0.96 | 0.93 | 0.93 | 611 | NASDAQ | ACHL | Fri, Sep 1, 2023 | 0.93 | 0.96 | 0.91 | 0.95 | 610 | NASDAQ | ACHL | Thu, Aug 31, 2023 | 0.91 | 0.96 | 0.91 | 0.93 | 609 | NASDAQ | ACHL | Wed, Aug 30, 2023 | 0.89 | 0.92 | 0.89 | 0.92 | 608 | NASDAQ | ACHL | Tue, Aug 29, 2023 | 0.90 | 0.92 | 0.88 | 0.88 | 607 | NASDAQ | ACHL | Mon, Aug 28, 2023 | 0.90 | 0.92 | 0.87 | 0.89 | 606 | NASDAQ | ACHL | Fri, Aug 25, 2023 | 0.90 | 0.93 | 0.90 | 0.90 | 605 | NASDAQ | ACHL | Thu, Aug 24, 2023 | 0.90 | 0.96 | 0.90 | 0.90 | 604 | NASDAQ | ACHL | Wed, Aug 23, 2023 | 0.91 | 0.96 | 0.91 | 0.92 | 603 | NASDAQ | ACHL | Tue, Aug 22, 2023 | 0.92 | 0.93 | 0.90 | 0.91 | 602 | NASDAQ | ACHL | Mon, Aug 21, 2023 | 0.92 | 0.95 | 0.90 | 0.95 | 601 | NASDAQ | ACHL | Fri, Aug 18, 2023 | 0.90 | 0.95 | 0.90 | 0.94 | 600 | NASDAQ | ACHL | Thu, Aug 17, 2023 | 0.98 | 0.98 | 0.90 | 0.92 | 599 | NASDAQ | ACHL | Wed, Aug 16, 2023 | 0.97 | 1.02 | 0.94 | 0.94 | 598 | NASDAQ | ACHL | Tue, Aug 15, 2023 | 0.97 | 0.99 | 0.95 | 0.97 | 597 | NASDAQ | ACHL | Mon, Aug 14, 2023 | 1.00 | 1.00 | 0.95 | 0.98 | 596 | NASDAQ | ACHL | Fri, Aug 11, 2023 | 0.98 | 1.01 | 0.95 | 0.99 | 595 | NASDAQ | ACHL | Thu, Aug 10, 2023 | 1.03 | 1.03 | 0.96 | 1.00 | 594 | NASDAQ | ACHL | Wed, Aug 9, 2023 | 1.01 | 1.01 | 0.98 | 0.98 | 593 | NASDAQ | ACHL | Tue, Aug 8, 2023 | 1.00 | 1.00 | 0.98 | 1.00 | 592 | NASDAQ | ACHL | Mon, Aug 7, 2023 | 0.99 | 1.03 | 0.98 | 1.01 | 591 | NASDAQ | ACHL | Fri, Aug 4, 2023 | 1.00 | 1.01 | 0.98 | 1.00 | 590 | NASDAQ | ACHL | Thu, Aug 3, 2023 | 0.97 | 1.00 | 0.97 | 1.00 | 589 | NASDAQ | ACHL | Wed, Aug 2, 2023 | 1.00 | 1.00 | 0.97 | 0.97 | 588 | NASDAQ | ACHL | Tue, Aug 1, 2023 | 1.03 | 1.03 | 0.97 | 1.02 | 587 | NASDAQ | ACHL | Mon, Jul 31, 2023 | 1.05 | 1.05 | 1.01 | 1.02 | 586 | NASDAQ | ACHL | Fri, Jul 28, 2023 | 1.03 | 1.04 | 1.02 | 1.04 | 585 | NASDAQ | ACHL | Thu, Jul 27, 2023 | 1.05 | 1.06 | 1.02 | 1.04 | 584 | NASDAQ | ACHL | Wed, Jul 26, 2023 | 1.02 | 1.05 | 1.02 | 1.02 | 583 | NASDAQ | ACHL | Tue, Jul 25, 2023 | 1.04 | 1.08 | 1.01 | 1.04 | 582 | NASDAQ | ACHL | Mon, Jul 24, 2023 | 1.10 | 1.11 | 1.02 | 1.03 | 581 | NASDAQ | ACHL | Fri, Jul 21, 2023 | 1.11 | 1.11 | 1.08 | 1.11 | 580 | NASDAQ | ACHL | Thu, Jul 20, 2023 | 1.10 | 1.12 | 1.07 | 1.09 | 579 | NASDAQ | ACHL | Wed, Jul 19, 2023 | 1.09 | 1.12 | 1.07 | 1.10 | 578 | NASDAQ | ACHL | Tue, Jul 18, 2023 | 1.04 | 1.08 | 1.01 | 1.06 | 577 | NASDAQ | ACHL | Mon, Jul 17, 2023 | 1.02 | 1.04 | 0.98 | 1.02 | 576 | NASDAQ | ACHL | Fri, Jul 14, 2023 | 0.99 | 1.02 | 0.98 | 0.99 | 575 | NASDAQ | ACHL | Thu, Jul 13, 2023 | 0.99 | 1.03 | 0.97 | 1.00 | 574 | NASDAQ | ACHL | Wed, Jul 12, 2023 | 0.97 | 1.01 | 0.95 | 0.99 | 573 | NASDAQ | ACHL | Tue, Jul 11, 2023 | 0.96 | 0.99 | 0.93 | 0.95 | 572 | NASDAQ | ACHL | Mon, Jul 10, 2023 | 0.96 | 0.97 | 0.93 | 0.93 | 571 | NASDAQ | ACHL | Fri, Jul 7, 2023 | 0.96 | 0.97 | 0.93 | 0.95 | 570 | NASDAQ | ACHL | Thu, Jul 6, 2023 | 1.00 | 1.00 | 0.93 | 0.95 | 569 | NASDAQ | ACHL | Wed, Jul 5, 2023 | 0.96 | 0.98 | 0.94 | 0.96 | 568 | NASDAQ | ACHL | Mon, Jul 3, 2023 | 0.95 | 0.98 | 0.93 | 0.94 | 567 | NASDAQ | ACHL | Fri, Jun 30, 2023 | 0.95 | 0.97 | 0.92 | 0.95 | 566 | NASDAQ | ACHL | Thu, Jun 29, 2023 | 0.97 | 0.99 | 0.94 | 0.97 | 565 | NASDAQ | ACHL | Wed, Jun 28, 2023 | 1.00 | 1.01 | 0.92 | 0.98 | 564 | NASDAQ | ACHL | Tue, Jun 27, 2023 | 0.97 | 1.00 | 0.97 | 0.98 | 563 | NASDAQ | ACHL | Mon, Jun 26, 2023 | 0.97 | 1.02 | 0.96 | 0.97 | 562 | NASDAQ | ACHL | Fri, Jun 23, 2023 | 0.96 | 1.02 | 0.96 | 0.96 | 561 | NASDAQ | ACHL | Thu, Jun 22, 2023 | 0.98 | 1.00 | 0.96 | 0.97 | 560 | NASDAQ | ACHL | Wed, Jun 21, 2023 | 1.02 | 1.02 | 0.98 | 0.98 | 559 | NASDAQ | ACHL | Tue, Jun 20, 2023 | 1.00 | 1.02 | 0.98 | 1.01 | 558 | NASDAQ | ACHL | Fri, Jun 16, 2023 | 0.98 | 1.01 | 0.98 | 0.98 | 557 | NASDAQ | ACHL | Thu, Jun 15, 2023 | 1.02 | 1.02 | 0.98 | 0.98 | 556 | NASDAQ | ACHL | Wed, Jun 14, 2023 | 1.01 | 1.01 | 0.96 | 0.98 | 555 | NASDAQ | ACHL | Tue, Jun 13, 2023 | 0.98 | 1.01 | 0.95 | 0.97 | 554 | NASDAQ | ACHL | Mon, Jun 12, 2023 | 0.98 | 1.01 | 0.95 | 0.95 | 553 | NASDAQ | ACHL | Fri, Jun 9, 2023 | 1.01 | 1.02 | 0.95 | 0.97 | 552 | NASDAQ | ACHL | Thu, Jun 8, 2023 | 0.99 | 1.02 | 0.98 | 0.99 | 551 | NASDAQ | ACHL | Wed, Jun 7, 2023 | 0.99 | 1.02 | 0.95 | 0.99 | 550 | NASDAQ | ACHL | Tue, Jun 6, 2023 | 1.00 | 1.02 | 0.98 | 1.00 | 549 | NASDAQ | ACHL | Mon, Jun 5, 2023 | 0.99 | 1.02 | 0.98 | 1.00 | 548 | NASDAQ | ACHL | Fri, Jun 2, 2023 | 1.03 | 1.04 | 0.97 | 1.02 | 547 | NASDAQ | ACHL | Thu, Jun 1, 2023 | 1.01 | 1.04 | 1.00 | 1.03 | 546 | NASDAQ | ACHL | Wed, May 31, 2023 | 0.97 | 1.04 | 0.96 | 1.00 | 545 | NASDAQ | ACHL | Tue, May 30, 2023 | 1.03 | 1.05 | 0.97 | 1.00 | 544 | NASDAQ | ACHL | Fri, May 26, 2023 | 1.04 | 1.04 | 0.95 | 1.01 | 543 | NASDAQ | ACHL | Thu, May 25, 2023 | 1.06 | 1.06 | 0.97 | 1.00 | 542 | NASDAQ | ACHL | Wed, May 24, 2023 | 1.08 | 1.08 | 1.04 | 1.06 | 541 | NASDAQ | ACHL | Tue, May 23, 2023 | 1.14 | 1.14 | 1.05 | 1.09 | 540 | NASDAQ | ACHL | Mon, May 22, 2023 | 1.05 | 1.12 | 1.03 | 1.08 | 539 | NASDAQ | ACHL | Fri, May 19, 2023 | 1.04 | 1.05 | 0.96 | 1.02 | 538 | NASDAQ | ACHL | Thu, May 18, 2023 | 0.97 | 1.01 | 0.95 | 1.01 | 537 | NASDAQ | ACHL | Wed, May 17, 2023 | 1.00 | 1.05 | 0.97 | 0.98 | 536 | NASDAQ | ACHL | Tue, May 16, 2023 | 0.96 | 1.03 | 0.95 | 1.00 | 535 | NASDAQ | ACHL | Mon, May 15, 2023 | 0.93 | 0.98 | 0.93 | 0.97 | 534 | NASDAQ | ACHL | Fri, May 12, 2023 | 0.95 | 0.95 | 0.92 | 0.95 | 533 | NASDAQ | ACHL | Thu, May 11, 2023 | 0.95 | 0.99 | 0.95 | 0.95 | 532 | NASDAQ | ACHL | Wed, May 10, 2023 | 1.05 | 1.05 | 0.94 | 0.95 | 531 | NASDAQ | ACHL | Tue, May 9, 2023 | 0.98 | 1.02 | 0.93 | 1.00 | 530 | NASDAQ | ACHL | Mon, May 8, 2023 | 0.90 | 0.98 | 0.90 | 0.96 | 529 | NASDAQ | ACHL | Fri, May 5, 2023 | 0.88 | 0.90 | 0.85 | 0.89 | 528 | NASDAQ | ACHL | Thu, May 4, 2023 | 0.84 | 0.88 | 0.83 | 0.86 | 527 | NASDAQ | ACHL | Wed, May 3, 2023 | 0.82 | 0.85 | 0.82 | 0.82 | 526 | NASDAQ | ACHL | Tue, May 2, 2023 | 0.83 | 0.84 | 0.82 | 0.82 | 525 | NASDAQ | ACHL | Mon, May 1, 2023 | 0.84 | 0.84 | 0.82 | 0.83 | 524 | NASDAQ | ACHL | Fri, Apr 28, 2023 | 0.82 | 0.85 | 0.82 | 0.83 | 523 | NASDAQ | ACHL | Thu, Apr 27, 2023 | 0.82 | 0.85 | 0.82 | 0.82 | 522 | NASDAQ | ACHL | Wed, Apr 26, 2023 | 0.81 | 0.85 | 0.79 | 0.82 | 521 | NASDAQ | ACHL | Tue, Apr 25, 2023 | 0.90 | 0.90 | 0.77 | 0.84 | 520 | NASDAQ | ACHL | Mon, Apr 24, 2023 | 0.87 | 0.90 | 0.82 | 0.85 | 519 | NASDAQ | ACHL | Fri, Apr 21, 2023 | 0.87 | 0.88 | 0.85 | 0.87 | 518 | NASDAQ | ACHL | Thu, Apr 20, 2023 | 0.88 | 0.90 | 0.86 | 0.88 | 517 | NASDAQ | ACHL | Wed, Apr 19, 2023 | 0.88 | 0.90 | 0.86 | 0.90 | 516 | NASDAQ | ACHL | Tue, Apr 18, 2023 | 0.93 | 0.93 | 0.83 | 0.90 | 515 | NASDAQ | ACHL | Mon, Apr 17, 2023 | 0.91 | 0.95 | 0.87 | 0.91 | 514 | NASDAQ | ACHL | Fri, Apr 14, 2023 | 0.91 | 0.93 | 0.86 | 0.89 | 513 | NASDAQ | ACHL | Thu, Apr 13, 2023 | 0.93 | 0.95 | 0.86 | 0.93 | 512 | NASDAQ | ACHL | Wed, Apr 12, 2023 | 0.92 | 0.97 | 0.90 | 0.92 | 511 | NASDAQ | ACHL | Tue, Apr 11, 2023 | 0.95 | 0.98 | 0.90 | 0.93 | 510 | NASDAQ | ACHL | Mon, Apr 10, 2023 | 0.94 | 0.96 | 0.92 | 0.94 | 509 | NASDAQ | ACHL | Thu, Apr 6, 2023 | 0.97 | 0.97 | 0.93 | 0.94 | 508 | NASDAQ | ACHL | Wed, Apr 5, 2023 | 0.97 | 0.97 | 0.90 | 0.93 | 507 | NASDAQ | ACHL | Tue, Apr 4, 2023 | 0.96 | 0.97 | 0.95 | 0.96 | 506 | NASDAQ | ACHL | Mon, Apr 3, 2023 | 0.96 | 0.96 | 0.91 | 0.95 | 505 | NASDAQ | ACHL | Fri, Mar 31, 2023 | 0.94 | 0.97 | 0.93 | 0.96 | 504 | NASDAQ | ACHL | Thu, Mar 30, 2023 | 0.92 | 0.95 | 0.90 | 0.92 | 503 | NASDAQ | ACHL | Wed, Mar 29, 2023 | 0.92 | 0.94 | 0.90 | 0.91 | 502 | NASDAQ | ACHL | Tue, Mar 28, 2023 | 0.89 | 0.92 | 0.86 | 0.89 | 501 | NASDAQ | ACHL | Mon, Mar 27, 2023 | 0.86 | 0.90 | 0.86 | 0.88 | 500 | NASDAQ | ACHL | Fri, Mar 24, 2023 | 0.83 | 0.89 | 0.81 | 0.85 | 499 | NASDAQ | ACHL | Thu, Mar 23, 2023 | 0.86 | 0.90 | 0.81 | 0.86 | 498 | NASDAQ | ACHL | Wed, Mar 22, 2023 | 0.88 | 0.93 | 0.83 | 0.84 | 497 | NASDAQ | ACHL | Tue, Mar 21, 2023 | 0.90 | 0.93 | 0.86 | 0.88 | 496 | NASDAQ | ACHL | Mon, Mar 20, 2023 | 0.94 | 0.95 | 0.87 | 0.88 | 495 | NASDAQ | ACHL | Fri, Mar 17, 2023 | 0.96 | 0.96 | 0.90 | 0.94 | 494 | NASDAQ | ACHL | Thu, Mar 16, 2023 | 0.93 | 0.94 | 0.85 | 0.91 | 493 | NASDAQ | ACHL | Wed, Mar 15, 2023 | 0.93 | 0.97 | 0.90 | 0.93 | 492 | NASDAQ | ACHL | Tue, Mar 14, 2023 | 0.92 | 0.97 | 0.92 | 0.96 | 491 | NASDAQ | ACHL | Mon, Mar 13, 2023 | 0.95 | 1.02 | 0.91 | 0.92 | 490 | NASDAQ | ACHL | Fri, Mar 10, 2023 | 1.00 | 1.03 | 0.92 | 0.95 | 489 | NASDAQ | ACHL | Thu, Mar 9, 2023 | 1.05 | 1.05 | 0.95 | 1.00 | 488 | NASDAQ | ACHL | Wed, Mar 8, 2023 | 1.11 | 1.11 | 1.04 | 1.04 | 487 | NASDAQ | ACHL | Tue, Mar 7, 2023 | 1.05 | 1.12 | 1.04 | 1.07 | 486 | NASDAQ | ACHL | Mon, Mar 6, 2023 | 1.07 | 1.11 | 1.06 | 1.09 | 485 | NASDAQ | ACHL | Fri, Mar 3, 2023 | 1.13 | 1.14 | 1.05 | 1.07 | 484 | NASDAQ | ACHL | Thu, Mar 2, 2023 | 1.11 | 1.13 | 1.06 | 1.10 | 483 | NASDAQ | ACHL | Wed, Mar 1, 2023 | 1.14 | 1.15 | 1.06 | 1.13 | 482 | NASDAQ | ACHL | Tue, Feb 28, 2023 | 1.15 | 1.15 | 1.10 | 1.10 | 481 | NASDAQ | ACHL | Mon, Feb 27, 2023 | 1.14 | 1.16 | 1.10 | 1.11 | 480 | NASDAQ | ACHL | Fri, Feb 24, 2023 | 1.17 | 1.17 | 1.10 | 1.12 | 479 | NASDAQ | ACHL | Thu, Feb 23, 2023 | 1.11 | 1.18 | 1.10 | 1.15 | 478 | NASDAQ | ACHL | Wed, Feb 22, 2023 | 1.12 | 1.14 | 1.09 | 1.10 | 477 | NASDAQ | ACHL | Tue, Feb 21, 2023 | 1.16 | 1.16 | 1.11 | 1.13 | 476 | NASDAQ | ACHL | Fri, Feb 17, 2023 | 1.16 | 1.17 | 1.12 | 1.16 | 475 | NASDAQ | ACHL | Thu, Feb 16, 2023 | 1.11 | 1.16 | 1.08 | 1.15 | 474 | NASDAQ | ACHL | Wed, Feb 15, 2023 | 1.17 | 1.17 | 1.11 | 1.12 | 473 | NASDAQ | ACHL | Tue, Feb 14, 2023 | 1.18 | 1.19 | 1.15 | 1.17 | 472 | NASDAQ | ACHL | Mon, Feb 13, 2023 | 1.18 | 1.19 | 1.14 | 1.16 | 471 | NASDAQ | ACHL | Fri, Feb 10, 2023 | 1.14 | 1.18 | 1.12 | 1.17 | 470 | NASDAQ | ACHL | Thu, Feb 9, 2023 | 1.24 | 1.24 | 1.15 | 1.18 | 469 | NASDAQ | ACHL | Wed, Feb 8, 2023 | 1.24 | 1.26 | 1.19 | 1.20 | 468 | NASDAQ | ACHL | Tue, Feb 7, 2023 | 1.26 | 1.28 | 1.22 | 1.22 | 467 | NASDAQ | ACHL | Mon, Feb 6, 2023 | 1.18 | 1.27 | 1.17 | 1.26 | 466 | NASDAQ | ACHL | Fri, Feb 3, 2023 | 1.23 | 1.24 | 1.18 | 1.20 | 465 | NASDAQ | ACHL | Thu, Feb 2, 2023 | 1.27 | 1.29 | 1.18 | 1.21 | 464 | NASDAQ | ACHL | Wed, Feb 1, 2023 | 1.24 | 1.28 | 1.20 | 1.24 | 463 | NASDAQ | ACHL | Tue, Jan 31, 2023 | 1.20 | 1.27 | 1.20 | 1.24 | 462 | NASDAQ | ACHL | Mon, Jan 30, 2023 | 1.15 | 1.21 | 1.15 | 1.19 | 461 | NASDAQ | ACHL | Fri, Jan 27, 2023 | 1.12 | 1.18 | 1.12 | 1.18 | 460 | NASDAQ | ACHL | Thu, Jan 26, 2023 | 1.15 | 1.17 | 1.06 | 1.15 | 459 | NASDAQ | ACHL | Wed, Jan 25, 2023 | 1.16 | 1.17 | 1.14 | 1.15 | 458 | NASDAQ | ACHL | Tue, Jan 24, 2023 | 1.17 | 1.18 | 1.15 | 1.15 | 457 | NASDAQ | ACHL | Mon, Jan 23, 2023 | 1.13 | 1.19 | 1.13 | 1.18 | 456 | NASDAQ | ACHL | Fri, Jan 20, 2023 | 1.15 | 1.18 | 1.13 | 1.17 | 455 | NASDAQ | ACHL | Thu, Jan 19, 2023 | 1.15 | 1.17 | 1.10 | 1.13 | 454 | NASDAQ | ACHL | Wed, Jan 18, 2023 | 1.19 | 1.21 | 1.15 | 1.17 | 453 | NASDAQ | ACHL | Tue, Jan 17, 2023 | 1.15 | 1.21 | 1.13 | 1.16 | 452 | NASDAQ | ACHL | Fri, Jan 13, 2023 | 1.12 | 1.19 | 1.12 | 1.18 | 451 | NASDAQ | ACHL | Thu, Jan 12, 2023 | 1.22 | 1.37 | 1.12 | 1.14 | 450 | NASDAQ | ACHL | Wed, Jan 11, 2023 | 1.20 | 1.25 | 1.15 | 1.19 | 449 | NASDAQ | ACHL | Tue, Jan 10, 2023 | 1.13 | 1.18 | 1.11 | 1.14 | 448 | NASDAQ | ACHL | Mon, Jan 9, 2023 | 1.20 | 1.21 | 1.09 | 1.13 | 447 | NASDAQ | ACHL | Fri, Jan 6, 2023 | 1.13 | 1.31 | 1.12 | 1.18 | 446 | NASDAQ | ACHL | Thu, Jan 5, 2023 | 1.10 | 1.13 | 1.01 | 1.12 | 445 | NASDAQ | ACHL | Wed, Jan 4, 2023 | 1.07 | 1.11 | 1.00 | 1.10 | 444 | NASDAQ | ACHL | Tue, Jan 3, 2023 | 0.96 | 1.06 | 0.92 | 1.05 | 443 | NASDAQ | ACHL | Fri, Dec 30, 2022 | 0.89 | 0.97 | 0.86 | 0.90 | 442 | NASDAQ | ACHL | Thu, Dec 29, 2022 | 0.85 | 0.93 | 0.83 | 0.89 | 441 | NASDAQ | ACHL | Wed, Dec 28, 2022 | 0.80 | 0.86 | 0.79 | 0.83 | 440 | NASDAQ | ACHL | Tue, Dec 27, 2022 | 0.82 | 0.84 | 0.79 | 0.80 | 439 | NASDAQ | ACHL | Fri, Dec 23, 2022 | 0.80 | 0.85 | 0.79 | 0.80 | 438 | NASDAQ | ACHL | Thu, Dec 22, 2022 | 0.79 | 0.90 | 0.77 | 0.79 | 437 | NASDAQ | ACHL | Wed, Dec 21, 2022 | 0.85 | 0.88 | 0.78 | 0.79 | 436 | NASDAQ | ACHL | Tue, Dec 20, 2022 | 0.86 | 0.93 | 0.75 | 0.84 | 435 | NASDAQ | ACHL | Mon, Dec 19, 2022 | 0.90 | 0.97 | 0.85 | 0.85 | 434 | NASDAQ | ACHL | Fri, Dec 16, 2022 | 1.10 | 1.10 | 0.85 | 0.85 | 433 | NASDAQ | ACHL | Thu, Dec 15, 2022 | 1.11 | 1.18 | 1.09 | 1.10 | 432 | NASDAQ | ACHL | Wed, Dec 14, 2022 | 1.19 | 1.24 | 1.13 | 1.15 | 431 | NASDAQ | ACHL | Tue, Dec 13, 2022 | 1.17 | 1.25 | 1.17 | 1.19 | 430 | NASDAQ | ACHL | Mon, Dec 12, 2022 | 1.25 | 1.32 | 1.17 | 1.17 | 429 | NASDAQ | ACHL | Fri, Dec 9, 2022 | 1.28 | 1.42 | 1.20 | 1.30 | 428 | NASDAQ | ACHL | Thu, Dec 8, 2022 | 1.35 | 1.40 | 1.19 | 1.27 | 427 | NASDAQ | ACHL | Wed, Dec 7, 2022 | 1.51 | 1.55 | 1.31 | 1.40 | 426 | NASDAQ | ACHL | Tue, Dec 6, 2022 | 1.71 | 1.79 | 1.50 | 1.50 | 425 | NASDAQ | ACHL | Mon, Dec 5, 2022 | 1.75 | 1.85 | 1.71 | 1.71 | 424 | NASDAQ | ACHL | Fri, Dec 2, 2022 | 1.87 | 1.87 | 1.71 | 1.75 | 423 | NASDAQ | ACHL | Thu, Dec 1, 2022 | 2.11 | 2.12 | 1.75 | 1.75 | 422 | NASDAQ | ACHL | Wed, Nov 30, 2022 | 1.99 | 2.04 | 1.96 | 2.02 | 421 | NASDAQ | ACHL | Tue, Nov 29, 2022 | 1.92 | 1.94 | 1.90 | 1.90 | 420 | NASDAQ | ACHL | Mon, Nov 28, 2022 | 2.00 | 2.05 | 1.91 | 1.93 | 419 | NASDAQ | ACHL | Fri, Nov 25, 2022 | 2.01 | 2.01 | 1.76 | 1.90 | 418 | NASDAQ | ACHL | Wed, Nov 23, 2022 | 1.96 | 1.96 | 1.78 | 1.79 | 417 | NASDAQ | ACHL | Tue, Nov 22, 2022 | 1.91 | 1.98 | 1.80 | 1.80 | 416 | NASDAQ | ACHL | Mon, Nov 21, 2022 | 1.93 | 1.93 | 1.83 | 1.85 | 415 | NASDAQ | ACHL | Fri, Nov 18, 2022 | 1.93 | 1.93 | 1.82 | 1.85 | 414 | NASDAQ | ACHL | Thu, Nov 17, 2022 | 1.93 | 2.01 | 1.80 | 1.92 | 413 | NASDAQ | ACHL | Wed, Nov 16, 2022 | 1.72 | 1.93 | 1.70 | 1.87 | 412 | NASDAQ | ACHL | Tue, Nov 15, 2022 | 1.80 | 1.90 | 1.70 | 1.73 | 411 | NASDAQ | ACHL | Mon, Nov 14, 2022 | 1.80 | 1.85 | 1.65 | 1.79 | 410 | NASDAQ | ACHL | Fri, Nov 11, 2022 | 1.80 | 1.87 | 1.61 | 1.69 | 409 | NASDAQ | ACHL | Thu, Nov 10, 2022 | 1.70 | 1.88 | 1.65 | 1.69 | 408 | NASDAQ | ACHL | Wed, Nov 9, 2022 | 1.77 | 1.77 | 1.58 | 1.59 | 407 | NASDAQ | ACHL | Tue, Nov 8, 2022 | 1.99 | 1.99 | 1.74 | 1.79 | 406 | NASDAQ | ACHL | Mon, Nov 7, 2022 | 1.99 | 2.10 | 1.86 | 1.99 | 405 | NASDAQ | ACHL | Fri, Nov 4, 2022 | 1.95 | 2.00 | 1.76 | 1.95 | 404 | NASDAQ | ACHL | Thu, Nov 3, 2022 | 1.94 | 1.95 | 1.89 | 1.94 | 403 | NASDAQ | ACHL | Wed, Nov 2, 2022 | 1.74 | 1.97 | 1.72 | 1.93 | 402 | NASDAQ | ACHL | Tue, Nov 1, 2022 | 1.90 | 1.90 | 1.75 | 1.84 | 401 | NASDAQ | ACHL | Mon, Oct 31, 2022 | 2.04 | 2.04 | 1.81 | 1.93 | 400 | NASDAQ | ACHL | Fri, Oct 28, 2022 | 1.93 | 2.07 | 1.90 | 2.03 | 399 | NASDAQ | ACHL | Thu, Oct 27, 2022 | 2.01 | 2.03 | 1.96 | 1.96 | 398 | NASDAQ | ACHL | Wed, Oct 26, 2022 | 2.07 | 2.14 | 1.95 | 2.03 | 397 | NASDAQ | ACHL | Tue, Oct 25, 2022 | 1.82 | 2.03 | 1.82 | 2.00 | 396 | NASDAQ | ACHL | Mon, Oct 24, 2022 | 1.95 | 2.16 | 1.82 | 1.88 | 395 | NASDAQ | ACHL | Fri, Oct 21, 2022 | 2.16 | 2.16 | 1.92 | 1.98 | 394 | NASDAQ | ACHL | Thu, Oct 20, 2022 | 1.93 | 2.08 | 1.89 | 1.99 | 393 | NASDAQ | ACHL | Wed, Oct 19, 2022 | 2.01 | 2.05 | 1.81 | 1.81 | 392 | NASDAQ | ACHL | Tue, Oct 18, 2022 | 2.23 | 2.23 | 1.93 | 2.11 | 391 | NASDAQ | ACHL | Mon, Oct 17, 2022 | 2.07 | 2.28 | 1.92 | 2.11 | 390 | NASDAQ | ACHL | Fri, Oct 14, 2022 | 2.14 | 2.29 | 2.01 | 2.10 | 389 | NASDAQ | ACHL | Thu, Oct 13, 2022 | 1.96 | 2.21 | 1.96 | 2.16 | 388 | NASDAQ | ACHL | Wed, Oct 12, 2022 | 2.01 | 2.05 | 1.91 | 1.98 | 387 | NASDAQ | ACHL | Tue, Oct 11, 2022 | 2.16 | 2.16 | 2.00 | 2.03 | 386 | NASDAQ | ACHL | Mon, Oct 10, 2022 | 2.20 | 2.21 | 2.02 | 2.10 | 385 | NASDAQ | ACHL | Fri, Oct 7, 2022 | 2.37 | 2.50 | 2.21 | 2.21 | 384 | NASDAQ | ACHL | Thu, Oct 6, 2022 | 2.26 | 2.38 | 2.23 | 2.27 | 383 | NASDAQ | ACHL | Wed, Oct 5, 2022 | 2.33 | 2.43 | 2.25 | 2.32 | 382 | NASDAQ | ACHL | Tue, Oct 4, 2022 | 2.30 | 2.43 | 2.29 | 2.39 | 381 | NASDAQ | ACHL | Mon, Oct 3, 2022 | 2.37 | 2.51 | 2.23 | 2.27 | 380 | NASDAQ | ACHL | Fri, Sep 30, 2022 | 2.21 | 2.52 | 2.21 | 2.26 | 379 | NASDAQ | ACHL | Thu, Sep 29, 2022 | 2.50 | 2.52 | 2.23 | 2.45 | 378 | NASDAQ | ACHL | Wed, Sep 28, 2022 | 2.60 | 2.77 | 2.54 | 2.60 | 377 | NASDAQ | ACHL | Tue, Sep 27, 2022 | 2.65 | 2.84 | 2.62 | 2.70 | 376 | NASDAQ | ACHL | Mon, Sep 26, 2022 | 2.97 | 2.97 | 2.70 | 2.83 | 375 | NASDAQ | ACHL | Fri, Sep 23, 2022 | 2.65 | 3.00 | 2.48 | 2.84 | 374 | NASDAQ | ACHL | Thu, Sep 22, 2022 | 2.70 | 2.84 | 2.66 | 2.73 | 373 | NASDAQ | ACHL | Wed, Sep 21, 2022 | 2.70 | 2.86 | 2.65 | 2.70 | 372 | NASDAQ | ACHL | Tue, Sep 20, 2022 | 2.70 | 2.80 | 2.65 | 2.70 | 371 | NASDAQ | ACHL | Mon, Sep 19, 2022 | 2.82 | 2.84 | 2.72 | 2.73 | 370 | NASDAQ | ACHL | Fri, Sep 16, 2022 | 2.86 | 2.92 | 2.75 | 2.89 | 369 | NASDAQ | ACHL | Thu, Sep 15, 2022 | 2.93 | 2.99 | 2.87 | 2.92 | 368 | NASDAQ | ACHL | Wed, Sep 14, 2022 | 2.96 | 3.06 | 2.90 | 2.99 | 367 | NASDAQ | ACHL | Tue, Sep 13, 2022 | 3.01 | 3.11 | 2.95 | 3.02 | 366 | NASDAQ | ACHL | Mon, Sep 12, 2022 | 3.01 | 3.10 | 2.90 | 3.05 | 365 | NASDAQ | ACHL | Fri, Sep 9, 2022 | 3.25 | 3.25 | 2.91 | 2.92 | 364 | NASDAQ | ACHL | Thu, Sep 8, 2022 | 3.17 | 3.22 | 3.10 | 3.18 | 363 | NASDAQ | ACHL | Wed, Sep 7, 2022 | 3.00 | 3.24 | 3.00 | 3.10 | 362 | NASDAQ | ACHL | Tue, Sep 6, 2022 | 3.09 | 3.15 | 3.01 | 3.03 | 361 | NASDAQ | ACHL | Fri, Sep 2, 2022 | 3.03 | 3.05 | 2.85 | 2.92 | 360 | NASDAQ | ACHL | Thu, Sep 1, 2022 | 2.92 | 3.06 | 2.87 | 2.93 | 359 | NASDAQ | ACHL | Wed, Aug 31, 2022 | 3.10 | 3.10 | 2.91 | 2.91 | 358 | NASDAQ | ACHL | Tue, Aug 30, 2022 | 3.02 | 3.12 | 2.97 | 3.06 | 357 | NASDAQ | ACHL | Mon, Aug 29, 2022 | 3.06 | 3.30 | 2.94 | 2.94 | 356 | NASDAQ | ACHL | Fri, Aug 26, 2022 | 3.16 | 3.18 | 3.10 | 3.10 | 355 | NASDAQ | ACHL | Thu, Aug 25, 2022 | 3.15 | 3.39 | 3.11 | 3.24 | 354 | NASDAQ | ACHL | Wed, Aug 24, 2022 | 3.00 | 3.14 | 3.00 | 3.10 | 353 | NASDAQ | ACHL | Tue, Aug 23, 2022 | 2.99 | 3.11 | 2.88 | 3.00 | 352 | NASDAQ | ACHL | Mon, Aug 22, 2022 | 3.09 | 3.09 | 2.95 | 2.96 | 351 | NASDAQ | ACHL | Fri, Aug 19, 2022 | 3.35 | 3.37 | 3.08 | 3.09 | 350 | NASDAQ | ACHL | Thu, Aug 18, 2022 | 3.38 | 3.40 | 3.25 | 3.35 | 349 | NASDAQ | ACHL | Wed, Aug 17, 2022 | 3.43 | 3.45 | 3.31 | 3.39 | 348 | NASDAQ | ACHL | Tue, Aug 16, 2022 | 3.33 | 3.45 | 3.26 | 3.36 | 347 | NASDAQ | ACHL | Mon, Aug 15, 2022 | 3.10 | 3.29 | 3.07 | 3.25 | 346 | NASDAQ | ACHL | Fri, Aug 12, 2022 | 3.07 | 3.14 | 3.07 | 3.08 | 345 | NASDAQ | ACHL | Thu, Aug 11, 2022 | 3.09 | 3.16 | 3.05 | 3.06 | 344 | NASDAQ | ACHL | Wed, Aug 10, 2022 | 3.00 | 3.10 | 2.99 | 3.07 | 343 | NASDAQ | ACHL | Tue, Aug 9, 2022 | 3.05 | 3.07 | 2.91 | 3.00 | 342 | NASDAQ | ACHL | Mon, Aug 8, 2022 | 3.08 | 3.17 | 2.94 | 3.10 | 341 | NASDAQ | ACHL | Fri, Aug 5, 2022 | 2.95 | 2.98 | 2.87 | 2.98 | 340 | NASDAQ | ACHL | Thu, Aug 4, 2022 | 2.88 | 2.99 | 2.87 | 2.91 | 339 | NASDAQ | ACHL | Wed, Aug 3, 2022 | 2.60 | 2.80 | 2.59 | 2.80 | 338 | NASDAQ | ACHL | Tue, Aug 2, 2022 | 2.43 | 2.61 | 2.43 | 2.59 | 337 | NASDAQ | ACHL | Mon, Aug 1, 2022 | 2.55 | 2.64 | 2.51 | 2.59 | 336 | NASDAQ | ACHL | Fri, Jul 29, 2022 | 2.54 | 2.60 | 2.52 | 2.55 | 335 | NASDAQ | ACHL | Thu, Jul 28, 2022 | 2.60 | 2.65 | 2.51 | 2.60 | 334 | NASDAQ | ACHL | Wed, Jul 27, 2022 | 2.50 | 2.60 | 2.50 | 2.60 | 333 | NASDAQ | ACHL | Tue, Jul 26, 2022 | 2.62 | 2.64 | 2.50 | 2.59 | 332 | NASDAQ | ACHL | Mon, Jul 25, 2022 | 2.50 | 2.61 | 2.50 | 2.58 | 331 | NASDAQ | ACHL | Fri, Jul 22, 2022 | 2.50 | 2.54 | 2.38 | 2.53 | 330 | NASDAQ | ACHL | Thu, Jul 21, 2022 | 2.40 | 2.52 | 2.37 | 2.41 | 329 | NASDAQ | ACHL | Wed, Jul 20, 2022 | 2.40 | 2.42 | 2.31 | 2.40 | 328 | NASDAQ | ACHL | Tue, Jul 19, 2022 | 2.41 | 2.46 | 2.41 | 2.42 | 327 | NASDAQ | ACHL | Mon, Jul 18, 2022 | 2.64 | 2.67 | 2.16 | 2.34 | 326 | NASDAQ | ACHL | Fri, Jul 15, 2022 | 2.60 | 2.75 | 2.60 | 2.65 | 325 | NASDAQ | ACHL | Thu, Jul 14, 2022 | 2.65 | 2.85 | 2.64 | 2.64 | 324 | NASDAQ | ACHL | Wed, Jul 13, 2022 | 2.56 | 2.72 | 2.56 | 2.72 | 323 | NASDAQ | ACHL | Tue, Jul 12, 2022 | 2.74 | 2.74 | 2.46 | 2.65 | 322 | NASDAQ | ACHL | Mon, Jul 11, 2022 | 2.67 | 2.72 | 2.59 | 2.69 | 321 | NASDAQ | ACHL | Fri, Jul 8, 2022 | 2.71 | 2.84 | 2.65 | 2.73 | 320 | NASDAQ | ACHL | Thu, Jul 7, 2022 | 2.89 | 2.89 | 2.52 | 2.75 | 319 | NASDAQ | ACHL | Wed, Jul 6, 2022 | 2.55 | 2.92 | 2.50 | 2.82 | 318 | NASDAQ | ACHL | Tue, Jul 5, 2022 | 2.46 | 2.54 | 2.46 | 2.53 | 317 | NASDAQ | ACHL | Fri, Jul 1, 2022 | 2.50 | 2.53 | 2.41 | 2.49 | 316 | NASDAQ | ACHL | Thu, Jun 30, 2022 | 2.43 | 2.66 | 2.42 | 2.52 | 315 | NASDAQ | ACHL | Wed, Jun 29, 2022 | 2.56 | 2.65 | 2.41 | 2.50 | 314 | NASDAQ | ACHL | Tue, Jun 28, 2022 | 2.53 | 2.60 | 2.50 | 2.59 | 313 | NASDAQ | ACHL | Mon, Jun 27, 2022 | 2.56 | 2.62 | 2.51 | 2.54 | 312 | NASDAQ | ACHL | Fri, Jun 24, 2022 | 2.60 | 2.60 | 2.48 | 2.59 | 311 | NASDAQ | ACHL | Thu, Jun 23, 2022 | 2.52 | 2.60 | 2.45 | 2.56 | 310 | NASDAQ | ACHL | Wed, Jun 22, 2022 | 2.44 | 2.61 | 2.38 | 2.50 | 309 | NASDAQ | ACHL | Tue, Jun 21, 2022 | 2.48 | 2.55 | 2.38 | 2.49 | 308 | NASDAQ | ACHL | Fri, Jun 17, 2022 | 2.39 | 2.63 | 2.28 | 2.39 | 307 | NASDAQ | ACHL | Thu, Jun 16, 2022 | 2.29 | 2.35 | 2.25 | 2.30 | 306 | NASDAQ | ACHL | Wed, Jun 15, 2022 | 2.30 | 2.30 | 2.18 | 2.30 | 305 | NASDAQ | ACHL | Tue, Jun 14, 2022 | 2.36 | 2.36 | 2.20 | 2.26 | 304 | NASDAQ | ACHL | Mon, Jun 13, 2022 | 2.40 | 2.50 | 2.28 | 2.29 | 303 | NASDAQ | ACHL | Fri, Jun 10, 2022 | 2.50 | 2.56 | 2.46 | 2.50 | 302 | NASDAQ | ACHL | Thu, Jun 9, 2022 | 2.70 | 2.70 | 2.53 | 2.57 | 301 | NASDAQ | ACHL | Wed, Jun 8, 2022 | 2.70 | 2.70 | 2.54 | 2.62 | 300 | NASDAQ | ACHL | Tue, Jun 7, 2022 | 2.51 | 2.74 | 2.51 | 2.68 | 299 | NASDAQ | ACHL | Mon, Jun 6, 2022 | 2.53 | 2.54 | 2.41 | 2.51 | 298 | NASDAQ | ACHL | Fri, Jun 3, 2022 | 2.50 | 2.58 | 2.44 | 2.48 | 297 | NASDAQ | ACHL | Thu, Jun 2, 2022 | 2.55 | 2.64 | 2.47 | 2.55 | 296 | NASDAQ | ACHL | Wed, Jun 1, 2022 | 2.46 | 2.53 | 2.39 | 2.51 | 295 | NASDAQ | ACHL | Tue, May 31, 2022 | 2.55 | 2.58 | 2.50 | 2.50 | 294 | NASDAQ | ACHL | Fri, May 27, 2022 | 2.49 | 2.56 | 2.47 | 2.56 | 293 | NASDAQ | ACHL | Thu, May 26, 2022 | 2.50 | 2.50 | 2.32 | 2.48 | 292 | NASDAQ | ACHL | Wed, May 25, 2022 | 2.50 | 2.52 | 2.45 | 2.45 | 291 | NASDAQ | ACHL | Tue, May 24, 2022 | 2.49 | 2.55 | 2.40 | 2.51 | 290 | NASDAQ | ACHL | Mon, May 23, 2022 | 2.53 | 2.55 | 2.43 | 2.55 | 289 | NASDAQ | ACHL | Fri, May 20, 2022 | 2.44 | 2.52 | 2.44 | 2.52 | 288 | NASDAQ | ACHL | Thu, May 19, 2022 | 2.35 | 2.42 | 2.35 | 2.41 | 287 | NASDAQ | ACHL | Wed, May 18, 2022 | 2.35 | 2.40 | 2.30 | 2.34 | 286 | NASDAQ | ACHL | Tue, May 17, 2022 | 2.30 | 2.38 | 2.21 | 2.35 | 285 | NASDAQ | ACHL | Mon, May 16, 2022 | 2.10 | 2.30 | 2.09 | 2.30 | 284 | NASDAQ | ACHL | Fri, May 13, 2022 | 2.00 | 2.25 | 1.97 | 2.22 | 283 | NASDAQ | ACHL | Thu, May 12, 2022 | 1.93 | 2.08 | 1.88 | 2.06 | 282 | NASDAQ | ACHL | Wed, May 11, 2022 | 2.08 | 2.08 | 1.97 | 2.01 | 281 | NASDAQ | ACHL | Tue, May 10, 2022 | 2.01 | 2.14 | 1.84 | 2.06 | 280 | NASDAQ | ACHL | Mon, May 9, 2022 | 2.17 | 2.21 | 1.96 | 1.96 | 279 | NASDAQ | ACHL | Fri, May 6, 2022 | 2.28 | 2.28 | 2.11 | 2.16 | 278 | NASDAQ | ACHL | Thu, May 5, 2022 | 2.30 | 2.35 | 2.26 | 2.30 | 277 | NASDAQ | ACHL | Wed, May 4, 2022 | 2.38 | 2.43 | 2.10 | 2.34 | 276 | NASDAQ | ACHL | Tue, May 3, 2022 | 2.34 | 2.39 | 2.22 | 2.37 | 275 | NASDAQ | ACHL | Mon, May 2, 2022 | 2.28 | 2.31 | 2.03 | 2.21 | 274 | NASDAQ | ACHL | Fri, Apr 29, 2022 | 2.24 | 2.39 | 2.21 | 2.22 | 273 | NASDAQ | ACHL | Thu, Apr 28, 2022 | 2.38 | 2.38 | 2.11 | 2.25 | 272 | NASDAQ | ACHL | Wed, Apr 27, 2022 | 2.27 | 2.45 | 2.27 | 2.34 | 271 | NASDAQ | ACHL | Tue, Apr 26, 2022 | 2.48 | 2.50 | 2.38 | 2.43 | 270 | NASDAQ | ACHL | Mon, Apr 25, 2022 | 2.50 | 2.53 | 2.43 | 2.48 | 269 | NASDAQ | ACHL | Fri, Apr 22, 2022 | 2.48 | 2.51 | 2.41 | 2.46 | 268 | NASDAQ | ACHL | Thu, Apr 21, 2022 | 2.62 | 2.62 | 2.46 | 2.49 | 267 | NASDAQ | ACHL | Wed, Apr 20, 2022 | 2.55 | 2.58 | 2.48 | 2.57 | 266 | NASDAQ | ACHL | Tue, Apr 19, 2022 | 2.45 | 2.59 | 2.40 | 2.57 | 265 | NASDAQ | ACHL | Mon, Apr 18, 2022 | 2.40 | 2.48 | 2.28 | 2.43 | 264 | NASDAQ | ACHL | Thu, Apr 14, 2022 | 2.51 | 2.54 | 2.34 | 2.37 | 263 | NASDAQ | ACHL | Wed, Apr 13, 2022 | 2.47 | 2.60 | 2.42 | 2.57 | 262 | NASDAQ | ACHL | Tue, Apr 12, 2022 | 2.79 | 2.82 | 2.40 | 2.50 | 261 | NASDAQ | ACHL | Mon, Apr 11, 2022 | 2.81 | 2.89 | 2.72 | 2.79 | 260 | NASDAQ | ACHL | Fri, Apr 8, 2022 | 2.91 | 2.96 | 2.77 | 2.84 | 259 | NASDAQ | ACHL | Thu, Apr 7, 2022 | 3.05 | 3.05 | 2.85 | 2.95 | 258 | NASDAQ | ACHL | Wed, Apr 6, 2022 | 2.82 | 3.07 | 2.73 | 3.02 | 257 | NASDAQ | ACHL | Tue, Apr 5, 2022 | 3.09 | 3.09 | 2.81 | 2.81 | 256 | NASDAQ | ACHL | Mon, Apr 4, 2022 | 2.95 | 3.11 | 2.93 | 3.04 | 255 | NASDAQ | ACHL | Fri, Apr 1, 2022 | 2.99 | 2.99 | 2.85 | 2.98 | 254 | NASDAQ | ACHL | Thu, Mar 31, 2022 | 3.21 | 3.28 | 2.90 | 2.94 | 253 | NASDAQ | ACHL | Wed, Mar 30, 2022 | 3.02 | 3.24 | 2.94 | 3.20 | 252 | NASDAQ | ACHL | Tue, Mar 29, 2022 | 2.96 | 3.13 | 2.96 | 3.07 | 251 | NASDAQ | ACHL | Mon, Mar 28, 2022 | 3.26 | 3.26 | 2.85 | 2.97 | 250 | NASDAQ | ACHL | Fri, Mar 25, 2022 | 3.07 | 3.16 | 2.96 | 3.15 | 249 | NASDAQ | ACHL | Thu, Mar 24, 2022 | 3.04 | 3.20 | 2.90 | 3.10 | 248 | NASDAQ | ACHL | Wed, Mar 23, 2022 | 3.15 | 3.15 | 3.04 | 3.11 | 247 | NASDAQ | ACHL | Tue, Mar 22, 2022 | 3.11 | 3.23 | 3.05 | 3.21 | 246 | NASDAQ | ACHL | Mon, Mar 21, 2022 | 2.89 | 3.35 | 2.89 | 3.16 | 245 | NASDAQ | ACHL | Fri, Mar 18, 2022 | 3.08 | 3.32 | 2.88 | 3.32 | 244 | NASDAQ | ACHL | Thu, Mar 17, 2022 | 2.99 | 3.15 | 2.85 | 3.14 | 243 | NASDAQ | ACHL | Wed, Mar 16, 2022 | 2.98 | 3.00 | 2.88 | 3.00 | 242 | NASDAQ | ACHL | Tue, Mar 15, 2022 | 2.80 | 2.98 | 2.80 | 2.98 | 241 | NASDAQ | ACHL | Mon, Mar 14, 2022 | 2.84 | 3.04 | 2.77 | 2.82 | 240 | NASDAQ | ACHL | Fri, Mar 11, 2022 | 2.97 | 3.07 | 2.80 | 2.85 | 239 | NASDAQ | ACHL | Thu, Mar 10, 2022 | 3.07 | 3.07 | 2.85 | 2.92 | 238 | NASDAQ | ACHL | Wed, Mar 9, 2022 | 2.90 | 3.00 | 2.85 | 2.92 | 237 | NASDAQ | ACHL | Tue, Mar 8, 2022 | 2.84 | 2.99 | 2.81 | 2.86 | 236 | NASDAQ | ACHL | Mon, Mar 7, 2022 | 3.00 | 3.00 | 2.73 | 2.84 | 235 | NASDAQ | ACHL | Fri, Mar 4, 2022 | 3.16 | 3.16 | 2.70 | 2.80 | 234 | NASDAQ | ACHL | Thu, Mar 3, 2022 | 3.30 | 3.30 | 3.06 | 3.10 | 233 | NASDAQ | ACHL | Wed, Mar 2, 2022 | 3.28 | 3.28 | 3.08 | 3.23 | 232 | NASDAQ | ACHL | Tue, Mar 1, 2022 | 3.28 | 3.45 | 3.07 | 3.07 | 231 | NASDAQ | ACHL | Mon, Feb 28, 2022 | 3.32 | 3.47 | 3.25 | 3.31 | 230 | NASDAQ | ACHL | Fri, Feb 25, 2022 | 3.29 | 3.38 | 3.29 | 3.33 | 229 | NASDAQ | ACHL | Thu, Feb 24, 2022 | 3.15 | 3.36 | 3.06 | 3.31 | 228 | NASDAQ | ACHL | Wed, Feb 23, 2022 | 3.49 | 3.49 | 3.32 | 3.32 | 227 | NASDAQ | ACHL | Tue, Feb 22, 2022 | 3.43 | 3.60 | 3.43 | 3.50 | 226 | NASDAQ | ACHL | Fri, Feb 18, 2022 | 3.44 | 3.59 | 3.42 | 3.52 | 225 | NASDAQ | ACHL | Thu, Feb 17, 2022 | 3.53 | 3.59 | 3.49 | 3.49 | 224 | NASDAQ | ACHL | Wed, Feb 16, 2022 | 3.66 | 3.66 | 3.31 | 3.54 | 223 | NASDAQ | ACHL | Tue, Feb 15, 2022 | 3.53 | 3.53 | 3.37 | 3.46 | 222 | NASDAQ | ACHL | Mon, Feb 14, 2022 | 3.46 | 3.55 | 3.31 | 3.40 | 221 | NASDAQ | ACHL | Fri, Feb 11, 2022 | 3.58 | 3.79 | 3.48 | 3.50 | 220 | NASDAQ | ACHL | Thu, Feb 10, 2022 | 3.62 | 3.83 | 3.50 | 3.60 | 219 | NASDAQ | ACHL | Wed, Feb 9, 2022 | 3.89 | 3.89 | 3.45 | 3.76 | 218 | NASDAQ | ACHL | Tue, Feb 8, 2022 | 3.51 | 3.70 | 3.51 | 3.52 | 217 | NASDAQ | ACHL | Mon, Feb 7, 2022 | 3.69 | 3.69 | 3.45 | 3.60 | 216 | NASDAQ | ACHL | Fri, Feb 4, 2022 | 3.42 | 3.64 | 3.42 | 3.59 | 215 | NASDAQ | ACHL | Thu, Feb 3, 2022 | 3.60 | 3.80 | 3.45 | 3.45 | 214 | NASDAQ | ACHL | Wed, Feb 2, 2022 | 3.72 | 3.86 | 3.50 | 3.62 | 213 | NASDAQ | ACHL | Tue, Feb 1, 2022 | 3.96 | 4.05 | 3.72 | 3.89 | 212 | NASDAQ | ACHL | Mon, Jan 31, 2022 | 3.63 | 3.90 | 3.61 | 3.80 | 211 | NASDAQ | ACHL | Fri, Jan 28, 2022 | 3.62 | 3.79 | 3.50 | 3.63 | 210 | NASDAQ | ACHL | Thu, Jan 27, 2022 | 3.86 | 3.86 | 3.43 | 3.55 | 209 | NASDAQ | ACHL | Wed, Jan 26, 2022 | 3.93 | 4.01 | 3.73 | 3.83 | 208 | NASDAQ | ACHL | Tue, Jan 25, 2022 | 3.66 | 3.87 | 3.64 | 3.81 | 207 | NASDAQ | ACHL | Mon, Jan 24, 2022 | 3.88 | 3.91 | 3.55 | 3.80 | 206 | NASDAQ | ACHL | Fri, Jan 21, 2022 | 4.00 | 4.32 | 3.96 | 4.03 | 205 | NASDAQ | ACHL | Thu, Jan 20, 2022 | 4.23 | 4.44 | 4.00 | 4.02 | 204 | NASDAQ | ACHL | Wed, Jan 19, 2022 | 4.10 | 4.45 | 4.05 | 4.23 | 203 | NASDAQ | ACHL | Tue, Jan 18, 2022 | 4.01 | 4.16 | 4.01 | 4.09 | 202 | NASDAQ | ACHL | Fri, Jan 14, 2022 | 4.02 | 4.15 | 4.02 | 4.07 | 201 | NASDAQ | ACHL | Thu, Jan 13, 2022 | 4.34 | 4.37 | 4.05 | 4.05 | 200 | NASDAQ | ACHL | Wed, Jan 12, 2022 | 4.62 | 4.62 | 4.28 | 4.31 | 199 | NASDAQ | ACHL | Tue, Jan 11, 2022 | 4.32 | 4.63 | 4.19 | 4.51 | 198 | NASDAQ | ACHL | Mon, Jan 10, 2022 | 4.22 | 4.42 | 4.09 | 4.32 | 197 | NASDAQ | ACHL | Fri, Jan 7, 2022 | 4.45 | 4.51 | 4.20 | 4.26 | 196 | NASDAQ | ACHL | Thu, Jan 6, 2022 | 4.56 | 4.74 | 4.33 | 4.42 | 195 | NASDAQ | ACHL | Wed, Jan 5, 2022 | 5.10 | 5.29 | 4.50 | 4.52 | 194 | NASDAQ | ACHL | Tue, Jan 4, 2022 | 5.27 | 5.35 | 4.98 | 5.17 | 193 | NASDAQ | ACHL | Mon, Jan 3, 2022 | 5.02 | 5.32 | 5.00 | 5.23 | 192 | NASDAQ | ACHL | Fri, Dec 31, 2021 | 5.19 | 5.33 | 5.00 | 5.01 | 191 | NASDAQ | ACHL | Thu, Dec 30, 2021 | 5.11 | 5.38 | 5.08 | 5.13 | 190 | NASDAQ | ACHL | Wed, Dec 29, 2021 | 5.23 | 5.31 | 5.02 | 5.09 | 189 | NASDAQ | ACHL | Tue, Dec 28, 2021 | 5.42 | 5.49 | 5.03 | 5.22 | 188 | NASDAQ | ACHL | Mon, Dec 27, 2021 | 5.56 | 5.59 | 5.20 | 5.30 | 187 | NASDAQ | ACHL | Thu, Dec 23, 2021 | 5.11 | 5.65 | 5.00 | 5.57 | 186 | NASDAQ | ACHL | Wed, Dec 22, 2021 | 5.03 | 5.29 | 4.97 | 5.06 | 185 | NASDAQ | ACHL | Tue, Dec 21, 2021 | 4.75 | 5.17 | 4.64 | 4.97 | 184 | NASDAQ | ACHL | Mon, Dec 20, 2021 | 4.49 | 4.86 | 4.47 | 4.66 | 183 | NASDAQ | ACHL | Fri, Dec 17, 2021 | 4.15 | 4.65 | 4.14 | 4.58 | 182 | NASDAQ | ACHL | Thu, Dec 16, 2021 | 4.52 | 4.59 | 4.17 | 4.22 | 181 | NASDAQ | ACHL | Wed, Dec 15, 2021 | 4.39 | 4.55 | 4.12 | 4.46 | 180 | NASDAQ | ACHL | Tue, Dec 14, 2021 | 4.68 | 4.71 | 4.35 | 4.45 | 179 | NASDAQ | ACHL | Mon, Dec 13, 2021 | 4.88 | 5.04 | 4.61 | 4.69 | 178 | NASDAQ | ACHL | Fri, Dec 10, 2021 | 4.99 | 5.33 | 4.92 | 4.96 | 177 | NASDAQ | ACHL | Thu, Dec 9, 2021 | 5.24 | 5.56 | 4.93 | 4.97 | 176 | NASDAQ | ACHL | Wed, Dec 8, 2021 | 5.09 | 5.44 | 4.93 | 5.32 | 175 | NASDAQ | ACHL | Tue, Dec 7, 2021 | 4.84 | 5.15 | 4.84 | 5.03 | 174 | NASDAQ | ACHL | Mon, Dec 6, 2021 | 4.68 | 4.95 | 4.51 | 4.80 | 173 | NASDAQ | ACHL | Fri, Dec 3, 2021 | 4.95 | 5.01 | 4.44 | 4.63 | 172 | NASDAQ | ACHL | Thu, Dec 2, 2021 | 4.86 | 5.06 | 4.75 | 4.89 | 171 | NASDAQ | ACHL | Wed, Dec 1, 2021 | 5.18 | 5.29 | 4.87 | 4.91 | 170 | NASDAQ | ACHL | Tue, Nov 30, 2021 | 4.89 | 5.13 | 4.74 | 5.10 | 169 | NASDAQ | ACHL | Mon, Nov 29, 2021 | 4.95 | 5.07 | 4.72 | 4.94 | 168 | NASDAQ | ACHL | Fri, Nov 26, 2021 | 5.07 | 5.18 | 4.83 | 4.84 | 167 | NASDAQ | ACHL | Wed, Nov 24, 2021 | 5.14 | 5.33 | 4.94 | 5.19 | 166 | NASDAQ | ACHL | Tue, Nov 23, 2021 | 4.86 | 5.14 | 4.57 | 5.09 | 165 | NASDAQ | ACHL | Mon, Nov 22, 2021 | 5.01 | 5.08 | 4.66 | 4.83 | 164 | NASDAQ | ACHL | Fri, Nov 19, 2021 | 5.34 | 5.40 | 4.90 | 4.96 | 163 | NASDAQ | ACHL | Thu, Nov 18, 2021 | 5.59 | 5.68 | 5.30 | 5.33 | 162 | NASDAQ | ACHL | Wed, Nov 17, 2021 | 5.59 | 5.60 | 5.42 | 5.60 | 161 | NASDAQ | ACHL | Tue, Nov 16, 2021 | 5.65 | 5.73 | 5.51 | 5.55 | 160 | NASDAQ | ACHL | Mon, Nov 15, 2021 | 6.19 | 6.20 | 5.63 | 5.70 | 159 | NASDAQ | ACHL | Fri, Nov 12, 2021 | 6.48 | 6.56 | 5.91 | 6.18 | 158 | NASDAQ | ACHL | Thu, Nov 11, 2021 | 6.76 | 6.76 | 6.45 | 6.51 | 157 | NASDAQ | ACHL | Wed, Nov 10, 2021 | 6.65 | 6.88 | 6.47 | 6.68 | 156 | NASDAQ | ACHL | Tue, Nov 9, 2021 | 7.02 | 7.23 | 6.51 | 6.62 | 155 | NASDAQ | ACHL | Mon, Nov 8, 2021 | 6.82 | 6.98 | 6.70 | 6.86 | 154 | NASDAQ | ACHL | Fri, Nov 5, 2021 | 7.40 | 7.49 | 6.56 | 6.86 | 153 | NASDAQ | ACHL | Thu, Nov 4, 2021 | 7.12 | 7.67 | 6.95 | 7.31 | 152 | NASDAQ | ACHL | Wed, Nov 3, 2021 | 7.07 | 7.27 | 6.88 | 7.18 | 151 | NASDAQ | ACHL | Tue, Nov 2, 2021 | 6.71 | 7.16 | 6.44 | 7.06 | 150 | NASDAQ | ACHL | Mon, Nov 1, 2021 | 6.25 | 6.76 | 6.14 | 6.71 | 149 | NASDAQ | ACHL | Fri, Oct 29, 2021 | 6.25 | 6.33 | 6.00 | 6.14 | 148 | NASDAQ | ACHL | Thu, Oct 28, 2021 | 6.22 | 6.45 | 6.10 | 6.25 | 147 | NASDAQ | ACHL | Wed, Oct 27, 2021 | 6.50 | 6.72 | 6.05 | 6.10 | 146 | NASDAQ | ACHL | Tue, Oct 26, 2021 | 6.71 | 6.83 | 6.44 | 6.56 | 145 | NASDAQ | ACHL | Mon, Oct 25, 2021 | 6.70 | 6.96 | 6.54 | 6.73 | 144 | NASDAQ | ACHL | Fri, Oct 22, 2021 | 7.23 | 7.23 | 6.23 | 6.69 | 143 | NASDAQ | ACHL | Thu, Oct 21, 2021 | 7.17 | 7.40 | 7.05 | 7.32 | 142 | NASDAQ | ACHL | Wed, Oct 20, 2021 | 7.10 | 7.53 | 6.93 | 7.24 | 141 | NASDAQ | ACHL | Tue, Oct 19, 2021 | 7.07 | 7.25 | 6.85 | 7.10 | 140 | NASDAQ | ACHL | Mon, Oct 18, 2021 | 7.42 | 7.61 | 6.81 | 7.07 | 139 | NASDAQ | ACHL | Fri, Oct 15, 2021 | 7.75 | 8.09 | 7.51 | 7.61 | 138 | NASDAQ | ACHL | Thu, Oct 14, 2021 | 8.26 | 8.34 | 7.58 | 7.77 | 137 | NASDAQ | ACHL | Wed, Oct 13, 2021 | 8.77 | 8.81 | 8.02 | 8.10 | 136 | NASDAQ | ACHL | Tue, Oct 12, 2021 | 8.26 | 9.00 | 8.20 | 8.86 | 135 | NASDAQ | ACHL | Mon, Oct 11, 2021 | 7.92 | 8.55 | 7.67 | 8.28 | 134 | NASDAQ | ACHL | Fri, Oct 8, 2021 | 8.02 | 8.04 | 7.60 | 7.94 | 133 | NASDAQ | ACHL | Thu, Oct 7, 2021 | 8.08 | 8.12 | 7.57 | 7.99 | 132 | NASDAQ | ACHL | Wed, Oct 6, 2021 | 7.37 | 8.39 | 6.80 | 7.88 | 131 | NASDAQ | ACHL | Tue, Oct 5, 2021 | 7.33 | 7.76 | 6.89 | 7.55 | 130 | NASDAQ | ACHL | Mon, Oct 4, 2021 | 7.80 | 7.99 | 7.15 | 7.35 | 129 | NASDAQ | ACHL | Fri, Oct 1, 2021 | 7.74 | 8.36 | 7.01 | 7.79 | 128 | NASDAQ | ACHL | Thu, Sep 30, 2021 | 6.63 | 8.57 | 6.63 | 7.79 | 127 | NASDAQ | ACHL | Wed, Sep 29, 2021 | 7.05 | 7.29 | 6.50 | 6.60 | 126 | NASDAQ | ACHL | Tue, Sep 28, 2021 | 7.40 | 7.61 | 6.77 | 6.95 | 125 | NASDAQ | ACHL | Mon, Sep 27, 2021 | 7.16 | 7.80 | 6.95 | 7.36 | 124 | NASDAQ | ACHL | Fri, Sep 24, 2021 | 5.90 | 7.99 | 5.90 | 6.95 | 123 | NASDAQ | ACHL | Thu, Sep 23, 2021 | 5.82 | 6.04 | 5.82 | 5.95 | 122 | NASDAQ | ACHL | Wed, Sep 22, 2021 | 5.94 | 6.08 | 5.77 | 5.85 | 121 | NASDAQ | ACHL | Tue, Sep 21, 2021 | 5.94 | 6.14 | 5.70 | 5.95 | 120 | NASDAQ | ACHL | Mon, Sep 20, 2021 | 5.75 | 6.00 | 5.72 | 5.87 | 119 | NASDAQ | ACHL | Fri, Sep 17, 2021 | 5.81 | 5.90 | 5.65 | 5.83 | 118 | NASDAQ | ACHL | Thu, Sep 16, 2021 | 5.78 | 5.90 | 5.78 | 5.84 | 117 | NASDAQ | ACHL | Wed, Sep 15, 2021 | 5.84 | 5.89 | 5.45 | 5.81 | 116 | NASDAQ | ACHL | Tue, Sep 14, 2021 | 5.85 | 6.00 | 5.81 | 5.84 | 115 | NASDAQ | ACHL | Mon, Sep 13, 2021 | 6.16 | 6.16 | 5.70 | 5.87 | 114 | NASDAQ | ACHL | Fri, Sep 10, 2021 | 6.20 | 6.50 | 6.06 | 6.16 | 113 | NASDAQ | ACHL | Thu, Sep 9, 2021 | 6.12 | 6.23 | 6.10 | 6.17 | 112 | NASDAQ | ACHL | Wed, Sep 8, 2021 | 6.48 | 6.84 | 6.06 | 6.11 | 111 | NASDAQ | ACHL | Tue, Sep 7, 2021 | 6.48 | 6.75 | 6.37 | 6.51 | 110 | NASDAQ | ACHL | Fri, Sep 3, 2021 | 6.66 | 6.99 | 6.41 | 6.46 | 109 | NASDAQ | ACHL | Thu, Sep 2, 2021 | 6.80 | 6.86 | 6.54 | 6.65 | 108 | NASDAQ | ACHL | Wed, Sep 1, 2021 | 6.80 | 7.02 | 6.70 | 6.81 | 107 | NASDAQ | ACHL | Tue, Aug 31, 2021 | 6.48 | 6.78 | 6.41 | 6.78 | 106 | NASDAQ | ACHL | Mon, Aug 30, 2021 | 6.49 | 6.60 | 6.36 | 6.49 | 105 | NASDAQ | ACHL | Fri, Aug 27, 2021 | 6.40 | 6.60 | 6.25 | 6.50 | 104 | NASDAQ | ACHL | Thu, Aug 26, 2021 | 6.44 | 6.63 | 6.36 | 6.38 | 103 | NASDAQ | ACHL | Wed, Aug 25, 2021 | 6.60 | 6.67 | 6.31 | 6.51 | 102 | NASDAQ | ACHL | Tue, Aug 24, 2021 | 6.46 | 6.70 | 6.25 | 6.25 | 101 | NASDAQ | ACHL | Mon, Aug 23, 2021 | 6.23 | 6.70 | 6.23 | 6.49 | 100 | NASDAQ | ACHL | Fri, Aug 20, 2021 | 6.11 | 6.39 | 6.02 | 6.20 | 99 | NASDAQ | ACHL | Thu, Aug 19, 2021 | 6.55 | 6.55 | 6.00 | 6.11 | 98 | NASDAQ | ACHL | Wed, Aug 18, 2021 | 6.59 | 6.59 | 6.13 | 6.58 | 97 | NASDAQ | ACHL | Tue, Aug 17, 2021 | 6.24 | 6.58 | 6.02 | 6.32 | 96 | NASDAQ | ACHL | Mon, Aug 16, 2021 | 6.40 | 6.64 | 6.00 | 6.32 | 95 | NASDAQ | ACHL | Fri, Aug 13, 2021 | 6.40 | 6.71 | 6.21 | 6.45 | 94 | NASDAQ | ACHL | Thu, Aug 12, 2021 | 6.50 | 7.20 | 5.51 | 6.39 | 93 | NASDAQ | ACHL | Wed, Aug 11, 2021 | 8.00 | 11.40 | 6.15 | 6.60 | 92 | NASDAQ | ACHL | Tue, Aug 10, 2021 | 6.25 | 7.64 | 6.05 | 7.56 | 91 | NASDAQ | ACHL | Mon, Aug 9, 2021 | 6.23 | 6.23 | 6.01 | 6.19 | 90 | NASDAQ | ACHL | Fri, Aug 6, 2021 | 6.11 | 6.24 | 6.08 | 6.22 | 89 | NASDAQ | ACHL | Thu, Aug 5, 2021 | 6.19 | 6.20 | 6.03 | 6.05 | 88 | NASDAQ | ACHL | Wed, Aug 4, 2021 | 5.98 | 6.22 | 5.95 | 6.19 | 87 | NASDAQ | ACHL | Tue, Aug 3, 2021 | 6.01 | 6.07 | 5.95 | 5.98 | 86 | NASDAQ | ACHL | Mon, Aug 2, 2021 | 5.99 | 6.38 | 5.90 | 6.08 | 85 | NASDAQ | ACHL | Fri, Jul 30, 2021 | 6.13 | 6.13 | 5.76 | 5.83 | 84 | NASDAQ | ACHL | Thu, Jul 29, 2021 | 6.01 | 6.19 | 5.91 | 5.91 | 83 | NASDAQ | ACHL | Wed, Jul 28, 2021 | 5.95 | 6.11 | 5.95 | 6.05 | 82 | NASDAQ | ACHL | Tue, Jul 27, 2021 | 6.16 | 6.19 | 5.91 | 6.01 | 81 | NASDAQ | ACHL | Mon, Jul 26, 2021 | 6.48 | 6.48 | 6.08 | 6.23 | 80 | NASDAQ | ACHL | Fri, Jul 23, 2021 | 6.50 | 6.56 | 6.38 | 6.42 | 79 | NASDAQ | ACHL | Thu, Jul 22, 2021 | 6.55 | 6.62 | 6.48 | 6.54 | 78 | NASDAQ | ACHL | Wed, Jul 21, 2021 | 6.67 | 6.68 | 6.50 | 6.51 | 77 | NASDAQ | ACHL | Tue, Jul 20, 2021 | 6.40 | 6.66 | 6.40 | 6.58 | 76 | NASDAQ | ACHL | Mon, Jul 19, 2021 | 6.50 | 6.73 | 6.41 | 6.41 | 75 | NASDAQ | ACHL | Fri, Jul 16, 2021 | 7.00 | 7.00 | 6.59 | 6.69 | 74 | NASDAQ | ACHL | Thu, Jul 15, 2021 | 6.62 | 6.93 | 6.38 | 6.80 | 73 | NASDAQ | ACHL | Wed, Jul 14, 2021 | 6.97 | 6.98 | 6.68 | 6.69 | 72 | NASDAQ | ACHL | Tue, Jul 13, 2021 | 7.18 | 7.25 | 6.97 | 6.97 | 71 | NASDAQ | ACHL | Mon, Jul 12, 2021 | 7.29 | 7.30 | 7.11 | 7.18 | 70 | NASDAQ | ACHL | Fri, Jul 9, 2021 | 7.60 | 7.77 | 7.11 | 7.11 | 69 | NASDAQ | ACHL | Thu, Jul 8, 2021 | 7.79 | 8.08 | 7.59 | 7.59 | 68 | NASDAQ | ACHL | Wed, Jul 7, 2021 | 8.51 | 9.00 | 7.71 | 7.71 | 67 | NASDAQ | ACHL | Tue, Jul 6, 2021 | 10.00 | 10.54 | 8.50 | 8.50 | 66 | NASDAQ | ACHL | Fri, Jul 2, 2021 | 9.94 | 10.40 | 9.70 | 9.70 | 65 | NASDAQ | ACHL | Thu, Jul 1, 2021 | 9.96 | 10.25 | 9.83 | 9.93 | 64 | NASDAQ | ACHL | Wed, Jun 30, 2021 | 9.95 | 10.95 | 9.79 | 9.79 | 63 | NASDAQ | ACHL | Tue, Jun 29, 2021 | 10.35 | 10.85 | 9.92 | 9.92 | 62 | NASDAQ | ACHL | Mon, Jun 28, 2021 | 11.29 | 11.29 | 10.27 | 10.27 | 61 | NASDAQ | ACHL | Fri, Jun 25, 2021 | 11.00 | 11.40 | 10.81 | 10.93 | 60 | NASDAQ | ACHL | Thu, Jun 24, 2021 | 11.42 | 11.67 | 11.00 | 11.00 | 59 | NASDAQ | ACHL | Wed, Jun 23, 2021 | 11.46 | 11.68 | 11.42 | 11.42 | 58 | NASDAQ | ACHL | Tue, Jun 22, 2021 | 11.80 | 11.80 | 11.50 | 11.57 | 57 | NASDAQ | ACHL | Mon, Jun 21, 2021 | 11.51 | 12.50 | 11.51 | 11.73 | 56 | NASDAQ | ACHL | Fri, Jun 18, 2021 | 11.93 | 11.93 | 11.53 | 11.54 | 55 | NASDAQ | ACHL | Thu, Jun 17, 2021 | 11.83 | 12.41 | 11.70 | 11.70 | 54 | NASDAQ | ACHL | Wed, Jun 16, 2021 | 11.42 | 12.58 | 11.42 | 11.92 | 53 | NASDAQ | ACHL | Tue, Jun 15, 2021 | 12.00 | 12.75 | 11.42 | 11.42 | 52 | NASDAQ | ACHL | Mon, Jun 14, 2021 | 12.75 | 12.75 | 12.01 | 12.01 | 51 | NASDAQ | ACHL | Fri, Jun 11, 2021 | 12.70 | 12.75 | 12.61 | 12.61 | 50 | NASDAQ | ACHL | Thu, Jun 10, 2021 | 12.70 | 12.75 | 12.63 | 12.69 | 49 | NASDAQ | ACHL | Wed, Jun 9, 2021 | 12.78 | 12.78 | 12.61 | 12.75 | 48 | NASDAQ | ACHL | Tue, Jun 8, 2021 | 12.84 | 12.84 | 12.60 | 12.73 | 47 | NASDAQ | ACHL | Mon, Jun 7, 2021 | 12.65 | 12.86 | 12.60 | 12.85 | 46 | NASDAQ | ACHL | Fri, Jun 4, 2021 | 12.80 | 12.80 | 12.61 | 12.61 | 45 | NASDAQ | ACHL | Thu, Jun 3, 2021 | 12.61 | 12.94 | 12.61 | 12.68 | 44 | NASDAQ | ACHL | Wed, Jun 2, 2021 | 12.61 | 12.98 | 12.61 | 12.66 | 43 | NASDAQ | ACHL | Tue, Jun 1, 2021 | 12.70 | 12.97 | 12.64 | 12.93 | 42 | NASDAQ | ACHL | Fri, May 28, 2021 | 12.90 | 12.90 | 12.63 | 12.63 | 41 | NASDAQ | ACHL | Thu, May 27, 2021 | 12.83 | 13.00 | 12.60 | 12.60 | 40 | NASDAQ | ACHL | Wed, May 26, 2021 | 13.63 | 13.63 | 12.81 | 12.81 | 39 | NASDAQ | ACHL | Tue, May 25, 2021 | 13.09 | 13.30 | 13.00 | 13.00 | 38 | NASDAQ | ACHL | Mon, May 24, 2021 | 13.24 | 14.09 | 13.00 | 13.00 | 37 | NASDAQ | ACHL | Fri, May 21, 2021 | 12.82 | 13.68 | 12.82 | 13.51 | 36 | NASDAQ | ACHL | Thu, May 20, 2021 | 13.00 | 13.57 | 12.80 | 12.88 | 35 | NASDAQ | ACHL | Wed, May 19, 2021 | 12.82 | 14.39 | 12.68 | 13.03 | 34 | NASDAQ | ACHL | Tue, May 18, 2021 | 13.44 | 14.39 | 12.63 | 12.80 | 33 | NASDAQ | ACHL | Mon, May 17, 2021 | 12.77 | 13.98 | 12.77 | 13.45 | 32 | NASDAQ | ACHL | Fri, May 14, 2021 | 12.92 | 13.35 | 12.63 | 13.03 | 31 | NASDAQ | ACHL | Thu, May 13, 2021 | 13.55 | 14.00 | 12.51 | 12.61 | 30 | NASDAQ | ACHL | Wed, May 12, 2021 | 13.80 | 14.49 | 13.01 | 13.01 | 29 | NASDAQ | ACHL | Tue, May 11, 2021 | 13.05 | 14.09 | 13.02 | 13.70 | 28 | NASDAQ | ACHL | Mon, May 10, 2021 | 13.85 | 14.46 | 13.40 | 13.40 | 27 | NASDAQ | ACHL | Fri, May 7, 2021 | 14.76 | 16.00 | 13.62 | 14.17 | 26 | NASDAQ | ACHL | Thu, May 6, 2021 | 15.80 | 15.89 | 14.29 | 14.29 | 25 | NASDAQ | ACHL | Wed, May 5, 2021 | 15.25 | 16.30 | 15.25 | 15.89 | 24 | NASDAQ | ACHL | Tue, May 4, 2021 | 15.23 | 15.72 | 15.23 | 15.40 | 23 | NASDAQ | ACHL | Mon, May 3, 2021 | 15.91 | 16.53 | 15.37 | 15.53 | 22 | NASDAQ | ACHL | Fri, Apr 30, 2021 | 15.88 | 16.35 | 15.29 | 15.55 | 21 | NASDAQ | ACHL | Thu, Apr 29, 2021 | 16.10 | 16.33 | 15.90 | 16.02 | 20 | NASDAQ | ACHL | Wed, Apr 28, 2021 | 17.06 | 17.06 | 15.80 | 16.32 | 19 | NASDAQ | ACHL | Tue, Apr 27, 2021 | 16.70 | 17.05 | 16.27 | 16.96 | 18 | NASDAQ | ACHL | Mon, Apr 26, 2021 | 16.71 | 16.84 | 16.05 | 16.75 | 17 | NASDAQ | ACHL | Fri, Apr 23, 2021 | 16.13 | 16.74 | 15.00 | 16.60 | 16 | NASDAQ | ACHL | Thu, Apr 22, 2021 | 16.04 | 16.39 | 15.48 | 16.07 | 15 | NASDAQ | ACHL | Wed, Apr 21, 2021 | 15.85 | 16.34 | 15.70 | 16.00 | 14 | NASDAQ | ACHL | Tue, Apr 20, 2021 | 15.34 | 16.14 | 15.16 | 15.76 | 13 | NASDAQ | ACHL | Mon, Apr 19, 2021 | 15.05 | 15.65 | 14.98 | 15.51 | 12 | NASDAQ | ACHL | Fri, Apr 16, 2021 | 14.60 | 15.15 | 14.15 | 15.15 | 11 | NASDAQ | ACHL | Thu, Apr 15, 2021 | 13.60 | 14.66 | 13.27 | 14.60 | 10 | NASDAQ | ACHL | Wed, Apr 14, 2021 | 12.96 | 13.73 | 12.92 | 13.73 | 9 | NASDAQ | ACHL | Tue, Apr 13, 2021 | 12.89 | 13.32 | 12.79 | 12.97 | 8 | NASDAQ | ACHL | Mon, Apr 12, 2021 | 13.99 | 14.28 | 12.63 | 13.05 | 7 | NASDAQ | ACHL | Fri, Apr 9, 2021 | 14.28 | 15.11 | 13.72 | 13.78 | 6 | NASDAQ | ACHL | Thu, Apr 8, 2021 | 15.55 | 16.05 | 14.47 | 14.51 | 5 | NASDAQ | ACHL | Wed, Apr 7, 2021 | 17.51 | 17.79 | 15.55 | 15.61 | 4 | NASDAQ | ACHL | Tue, Apr 6, 2021 | 14.87 | 17.99 | 14.73 | 17.86 | 3 | NASDAQ | ACHL | Mon, Apr 5, 2021 | 15.63 | 15.95 | 14.73 | 14.92 | 2 | NASDAQ | ACHL | Thu, Apr 1, 2021 | 16.30 | 17.34 | 15.06 | 16.00 | 1 | NASDAQ | ACHL | Wed, Mar 31, 2021 | 18.00 | 18.95 | 16.06 | 16.55 |
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# | Exchange | Symbol | Date | Open | High | Low | Close |
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