| 2026 |
| 09/29 | 637 | 644 | 627 | 636 | -0.16% | 2,500 | - | -6.33% |
| 09/28 | 635 | 639 | 630 | 637 | +0.31% | 7,900 | - | -6.46% |
| 09/25 | 656 | 656 | 631 | 635 | -2.46% | 9,300 | - | -6.89% |
| 09/24 | 664 | 679 | 637 | 651 | -1.51% | 13,400 | - | -4.82% |
| 09/18 | 656 | 665 | 656 | 661 | +0.76% | 2,900 | - | -3.64% |
| 09/17 | 670 | 670 | 653 | 656 | -2.09% | 4,900 | - | -4.37% |
| 09/16 | 671 | 671 | 662 | 670 | +1.36% | 3,300 | - | -2.33% |
| 09/15 | (IR情報)18:00 会社分割(吸収分割)の効力発生日の変更に関するお知らせ |
| 09/15 | (IR情報)16:00 代表取締役の異動に関するお知らせ |
| 09/15 | 644 | 662 | 641 | 661 | +2.48% | 4,600 | - | -3.5% |
| 09/14 | 641 | 645 | 640 | 645 | -0.46% | 3,000 | - | -5.7% |
| 09/11 | 670 | 677 | 642 | 648 | -4.71% | 9,000 | - | -5.26% |
| 09/10 | 695 | 695 | 658 | 680 | -2.16% | 15,700 | - | -0.44% |
| 09/09 | 706 | 719 | 695 | 695 | -3.47% | 4,500 | - | +2.06% |
| 09/08 | (IR情報)17:00 特別調査委員会の調査報告書の公表及び当社の対応に関するお知らせ |
| 09/08 | 714 | 720 | 702 | 720 | 0% | 2,900 | - | +6.04% |
| 09/07 | 732 | 732 | 712 | 720 | 0% | 4,700 | - | +6.67% |
| 09/04 | (IR情報)16:30 特別調査委員会の調査報告書受領に関するお知らせ |
| 09/04 | 704 | 732 | 704 | 720 | +2.86% | 11,900 | - | +6.98% |
| 09/03 | 702 | 728 | 700 | 700 | +1.16% | 5,100 | - | +4.48% |
| 09/02 | 747 | 747 | 680 | 692 | -5.72% | 12,000 | - | +3.59% |
| 09/01 | 730 | 750 | 730 | 734 | +2.66% | 7,400 | - | +10.04% |
| 08/31 | 740 | 740 | 708 | 715 | -2.85% | 10,400 | - | +7.52% |
| 08/28 | 689 | 740 | 688 | 736 | +6.82% | 16,300 | - | +11.01% |
| 08/27 | 673 | 689 | 671 | 689 | +3.92% | 14,300 | - | +4.08% |
| 08/26 | 679 | 679 | 652 | 663 | -1.34% | 5,100 | - | +0.15% |
| 08/25 | 681 | 681 | 672 | 672 | +0.15% | 900 | - | +1.51% |
| 08/24 | 666 | 671 | 657 | 671 | -0.74% | 5,300 | - | +1.36% |
| 08/21 | 676 | 686 | 675 | 676 | 0% | 2,400 | - | +2.11% |
| 08/20 | 691 | 691 | 676 | 676 | +0.75% | 2,300 | - | +1.96% |
| 08/19 | 678 | 685 | 671 | 671 | -1.03% | 900 | - | +1.05% |
| 08/18 | 686 | 692 | 675 | 678 | -2.31% | 5,200 | - | +1.65% |
| 08/17 | 662 | 695 | 662 | 694 | +4.83% | 16,300 | - | +3.89% |
| 08/14 | 657 | 668 | 643 | 662 | +0.76% | 4,100 | - | -0.9% |
| 08/13 | 651 | 657 | 642 | 657 | +0.92% | 7,300 | - | -1.79% |
| 08/12 | 641 | 660 | 641 | 651 | +1.72% | 4,100 | - | -3.13% |
| 08/10 | 638 | 653 | 638 | 640 | +0.79% | 2,100 | - | -5.04% |
| 08/07 | 635 | 645 | 635 | 635 | -0.47% | 2,500 | - | -5.93% |
| 08/06 | 631 | 641 | 631 | 638 | +1.11% | 2,700 | - | -5.76% |
| 08/05 | 633 | 639 | 630 | 631 | +0.16% | 2,400 | - | -7.07% |
| 08/04 | 630 | 635 | 625 | 630 | -0.32% | 11,600 | - | -7.35% |
| 08/03 | 646 | 650 | 632 | 632 | -2.77% | 2,700 | - | -7.06% |
| 07/31 | 656 | 668 | 650 | 650 | -2.11% | 2,200 | - | -4.55% |
| 07/30 | (IR情報)16:00 2027年3月期第1四半期決算短信の開示が四半期末後45日を超えることに関するお知らせ |
| 07/30 | 644 | 664 | 643 | 664 | +1.68% | 2,900 | - | -2.5% |
| 07/29 | 674 | 674 | 640 | 653 | -1.95% | 7,400 | - | -3.97% |
| 07/28 | 676 | 676 | 666 | 666 | -1.48% | 3,800 | - | -2.77% |
| 07/27 | 686 | 686 | 666 | 676 | 0% | 4,000 | - | -2.45% |
| 07/24 | 701 | 701 | 676 | 676 | -2.17% | 2,400 | - | -3.43% |
| 07/23 | 700 | 700 | 684 | 691 | 0% | 3,100 | - | -2.26% |
| 07/22 | 672 | 693 | 672 | 691 | +3.75% | 4,000 | - | -3.22% |
| 07/21 | 680 | 682 | 662 | 666 | -1.04% | 4,500 | - | -7.63% |
| 07/17 | 682 | 690 | 673 | 673 | +0.15% | 9,600 | - | -7.81% |
| 07/16 | 694 | 696 | 660 | 672 | -3.17% | 22,900 | - | -9.19% |
| 07/15 | 720 | 720 | 692 | 694 | -1.28% | 17,400 | - | -7.59% |
| 07/14 | 713 | 730 | 703 | 703 | -5.38% | 8,300 | - | -7.5% |
| 07/13 | 720 | 752 | 720 | 743 | +5.84% | 46,500 | - | -3.26% |
| 07/10 | 700 | 736 | 700 | 702 | +0.43% | 15,700 | - | -9.65% |
| 07/09 | 692 | 700 | 689 | 699 | +0.29% | 1,600 | - | -11.52% |
| 07/08 | 708 | 708 | 688 | 697 | -5.04% | 7,800 | - | -13.2% |
| 07/07 | 708 | 738 | 708 | 734 | +5.16% | 14,500 | - | -9.83% |
| 07/06 | 674 | 700 | 665 | 698 | +3.87% | 17,200 | - | -15.6% |
| 07/03 | 665 | 676 | 657 | 672 | +1.05% | 7,900 | - | -20.19% |
| 07/02 | 694 | 694 | 658 | 665 | -4.32% | 14,600 | - | -22.31% |
| 07/01 | 668 | 695 | 666 | 695 | +7.25% | 21,600 | - | -19.65% |
| 06/30 | (IR情報)16:00 有価証券報告書の提出期限延長申請書の承認に関するお知らせ |
| 06/30 | (IR情報)16:00 支配株主等に関する事項について |
| 06/30 | 638 | 648 | 627 | 648 | +1.57% | 24,400 | - | -25.69% |
| 06/29 | (IR情報)18:50 有価証券報告書の提出期限延長に係る申請書提出のお知らせ |
| 06/29 | 650 | 654 | 625 | 638 | -1.85% | 12,000 | - | -27.66% |
| 06/26 | 630 | 659 | 622 | 650 | 0% | 16,100 | - | -27.21% |
| 06/25 | 638 | 660 | 611 | 650 | +2.04% | 67,300 | - | -28.18% |
| 06/24 | 774 | 783 | 637 | 637 | -19.06% | 161,300 | - | -30.38% |
| 06/23 | 843 | 843 | 766 | 787 | -8.28% | 56,500 | - | -14.83% |
| 06/22 | (IR情報)16:30 有価証券報告書の提出期限延長申請の検討に関するお知らせ |
| 06/22 | 860 | 900 | 845 | 858 | -0.46% | 17,900 | - | -7.64% |
| 06/19 | 845 | 876 | 761 | 862 | +1.53% | 30,900 | - | -7.21% |
| 06/18 | 861 | 928 | 841 | 849 | -1.39% | 36,000 | - | -8.61% |
| 06/17 | 880 | 900 | 860 | 861 | -2.16% | 11,500 | - | -7.52% |
| 06/16 | 893 | 898 | 854 | 880 | -1.68% | 26,600 | - | -6.88% |
| 06/15 | 906 | 921 | 889 | 895 | -1.21% | 5,000 | - | -6.48% |
| 06/12 | 963 | 963 | 906 | 906 | -5.92% | 4,000 | - | -6.6% |
| 06/11 | (IR情報)17:25 特別調査委員会設置に関するお知らせ |
| 06/11 | 881 | 981 | 881 | 963 | +7.48% | 12,100 | - | -2.13% |
| 06/10 | 927 | 931 | 876 | 896 | -3.34% | 11,700 | - | -9.68% |
| 06/09 | 969 | 978 | 920 | 927 | -2.83% | 9,800 | - | -7.67% |
| 06/08 | 983 | 988 | 943 | 954 | -6.84% | 16,900 | - | -5.82% |
| 06/05 | 1,058 | 1,088 | 975 | 1,024 | -0.39% | 35,700 | - | +0.2% |
| 06/04 | 994 | 1,098 | 935 | 1,028 | +4.58% | 52,500 | - | -0.1% |
| 06/03 | 1,029 | 1,029 | 942 | 983 | -6.29% | 36,200 | - | -5.21% |
| 06/02 | 1,010 | 1,049 | 943 | 1,049 | -1.96% | 44,300 | - | 0% |
| 06/01 | 1,153 | 1,275 | 1,050 | 1,070 | +3.58% | 187,600 | - | +1.13% |
| 05/29 | (IR情報)18:10 持株会社体制への移行に伴う吸収分割契約締結及び定款の一部変更(商号及び事業目的の一部変更)に関するお知らせ |
| 05/29 | (IR情報)17:30 監査等委員会設置会社への移行および定款の一部変更に関するお知らせ |
| 05/29 | 922 | 1,033 | 922 | 1,033 | +16.99% | 33,100 | - | -3% |
| 05/28 | (IR情報)17:15 持株会社体制への移行準備開始及び監査等委員会設置会社への移行に関するお知らせ |
| 05/28 | (IR情報)17:15 第20期定時株主総会の継続会の開催方針に関するお知らせ |
| 05/28 | (IR情報)17:00 通期業績予想の修正に関するお知らせ |
| 05/28 | (IR情報)17:00 (開示事項の経過)2026年3月期決算発表の日程変更に関するお知らせ(経緯及び過年度までの暫定影響額について) |
| 05/28 | 870 | 883 | 869 | 883 | +1.49% | 2,500 | - | -17.71% |
| 05/27 | 881 | 915 | 870 | 870 | -2.9% | 13,400 | - | -19.82% |
| 05/26 | 908 | 908 | 872 | 896 | -1.32% | 5,500 | - | -18.4% |
| 05/25 | 960 | 977 | 904 | 908 | -4.82% | 14,900 | - | -18.35% |
| 05/22 | 887 | 965 | 887 | 954 | +6.71% | 11,000 | - | -14.82% |
| 05/21 | 880 | 918 | 862 | 894 | +2.52% | 10,900 | - | -20.74% |
| 05/20 | 898 | 899 | 872 | 872 | -2.9% | 6,800 | - | -23.31% |
| 05/19 | 920 | 935 | 881 | 898 | +4.42% | 15,600 | - | -21.85% |
| 05/18 | 891 | 913 | 836 | 860 | -2.38% | 14,300 | - | -25.86% |
| 05/15 | 901 | 936 | 866 | 881 | -2.11% | 26,400 | - | -24.96% |
| 05/14 | 900 | 900 | 900 | 900 | -25% | 4,800 | - | -24.37% |
| 05/13 | (IR情報)15:30 2026年3月期決算発表の日程変更に関するお知らせ |
| 05/13 | 1,172 | 1,200 | 1,145 | 1,200 | +2.39% | 3,600 | - | -0.25% |
| 05/12 | 1,231 | 1,240 | 1,160 | 1,172 | -4.56% | 4,500 | - | -2.25% |
| 05/11 | 1,291 | 1,291 | 1,206 | 1,228 | -2.85% | 7,300 | - | +2.59% |
| 05/08 | 1,165 | 1,295 | 1,163 | 1,264 | +8.4% | 7,100 | - | +5.86% |
| 05/07 | 1,180 | 1,207 | 1,166 | 1,166 | -0.93% | 2,800 | - | -1.77% |
| 05/01 | 1,197 | 1,200 | 1,177 | 1,177 | +0.77% | 2,700 | - | -0.51% |
| 04/24 | (IR情報)18:00 BlueMemeとTDI、資本業務提携契約を締結~ローコード事業の共同拡大、生成AIによるレガシーマイグレーション、 量子AIバイオインフォマティクスの3領域で協業~ |
| 04/24 | (IR情報)16:00 TDI株式会社(旧商号:情報技術開発株式会社)との資本業務提携契約の締結に関するお知らせ |