| 2024 |
| 04/18 | 702 | 723 | 702 | 722 | +2.56% | 10,400 | 152億127万 | -6.6% |
| 04/17 | 718 | 718 | 702 | 704 | -2.63% | 17,000 | 148億2229万 | -9.28% |
| 04/16 | 734 | 741 | 700 | 723 | -1.5% | 61,900 | 152億2233万 | -7.19% |
| 04/15 | 751 | 751 | 727 | 734 | -2.26% | 35,700 | 154億5392万 | -5.78% |
| 04/12 | 756 | 760 | 751 | 751 | -0.13% | 8,800 | 158億1185万 | -3.96% |
| 04/11 | 756 | 757 | 747 | 752 | -1.31% | 6,500 | 158億3290万 | -4.2% |
| 04/10 | 751 | 762 | 745 | 762 | +1.46% | 21,000 | 160億4345万 | -3.54% |
| 04/09 | 736 | 751 | 736 | 751 | +2.04% | 15,300 | 158億1185万 | -5.3% |
| 04/08 | 750 | 752 | 734 | 736 | -2% | 33,200 | 154億9603万 | -7.54% |
| 04/05 | 755 | 761 | 730 | 751 | -2.59% | 66,800 | 158億1185万 | -6.01% |
| 04/04 | 785 | 788 | 770 | 771 | -1.15% | 17,100 | 162億3294万 | -3.63% |
| 04/03 | 773 | 787 | 767 | 780 | +0.39% | 14,100 | 164億2243万 | -2.62% |
| 04/02 | 803 | 803 | 777 | 777 | -2.39% | 25,300 | 163億5926万 | -3% |
| 04/01 | 820 | 820 | 796 | 796 | -2.93% | 18,200 | 167億5930万 | -0.62% |
| 03/29 | （IR情報）15:00 リニューアル版IR-naviのリリース延期に関するお知らせ |
| 03/29 | 795 | 820 | 795 | 820 | +3.67% | 20,600 | 172億6460万 | +2.63% |
| 03/28 | 797 | 810 | 780 | 791 | -1% | 30,000 | 166億5403万 | -0.5% |
| 03/27 | 787 | 799 | 785 | 799 | +1.65% | 8,000 | 168億2246万 | +0.76% |
| 03/26 | 797 | 809 | 780 | 786 | -1.13% | 40,500 | 165億4875万 | -0.51% |
| 03/25 | （IR情報）16:30 事業計画及び成長可能性に関する説明資料 |
| 03/25 | 803 | 836 | 795 | 795 | -1% | 73,600 | 167億3824万 | +0.89% |
| 03/22 | 806 | 811 | 795 | 803 | -0.5% | 22,400 | 169億668万 | +2.29% |
| 03/21 | （IR情報）16:00 株主名簿管理人、及び特別口座の口座管理機関変更のお知らせ |
| 03/21 | 811 | 825 | 807 | 807 | +0.88% | 30,100 | 169億9090万 | +3.07% |
| 03/19 | （IR情報）18:00 株式会社プロジェクトホールディングスへの「プレミアム優待倶楽部」提供開始に関するお知らせ |
| 03/19 | 825 | 825 | 798 | 800 | -2.91% | 30,000 | 168億4352万 | +2.43% |
| 03/18 | 813 | 824 | 807 | 824 | +0.98% | 20,400 | 173億4882万 | +5.78% |
| 03/15 | 779 | 822 | 771 | 816 | +4.48% | 48,100 | 171億8039万 | +5.15% |
| 03/14 | 794 | 794 | 777 | 781 | -0.76% | 14,300 | 164億4348万 | +1.3% |
| 03/13 | 774 | 795 | 770 | 787 | +1.94% | 31,500 | 165億6981万 | +2.47% |
| 03/12 | 733 | 772 | 731 | 772 | +3.9% | 46,500 | 162億5399万 | +0.92% |
| 03/11 | 763 | 774 | 733 | 743 | -6.89% | 154,500 | 156億4341万 | -2.49% |
| 03/08 | 818 | 830 | 798 | 798 | -4.2% | 90,200 | 168億141万 | +5% |
| 03/07 | 867 | 867 | 832 | 833 | -3.92% | 72,000 | 175億3831万 | +10.19% |
| 03/06 | 845 | 867 | 834 | 867 | +2.6% | 43,300 | 182億5416万 | +15.45% |
| 03/05 | 838 | 847 | 817 | 845 | +1.81% | 56,900 | 177億9096万 | +13.58% |
| 03/04 | 800 | 840 | 800 | 830 | +4.27% | 71,500 | 174億7515万 | +12.47% |
| 03/01 | 786 | 796 | 775 | 796 | +1.27% | 32,700 | 167億5930万 | +8.74% |
| 02/29 | 799 | 799 | 782 | 786 | -1.63% | 17,600 | 165億4875万 | +7.97% |
| 02/28 | 789 | 807 | 773 | 799 | +2.17% | 82,100 | 168億2246万 | +10.21% |
| 02/27 | 782 | 791 | 755 | 782 | +1.16% | 48,700 | 164億6454万 | +8.61% |
| 02/26 | 757 | 782 | 749 | 773 | +3.07% | 58,300 | 162億7505万 | +7.96% |
| 02/22 | 732 | 760 | 725 | 750 | +3.73% | 68,300 | 157億9080万 | +5.34% |
| 02/21 | 734 | 736 | 723 | 723 | -1.36% | 18,100 | 152億2233万 | +1.83% |
| 02/20 | 730 | 737 | 725 | 733 | +0.41% | 20,500 | 154億3287万 | +3.39% |
| 02/19 | （IR情報）15:00 2023年12月期決算説明資料 |
| 02/19 | 735 | 742 | 724 | 730 | -0.27% | 25,200 | 153億6971万 | +3.11% |
| 02/16 | 727 | 741 | 723 | 732 | +0.69% | 34,100 | 154億1182万 | +3.68% |
| 02/15 | 750 | 755 | 725 | 727 | -1.76% | 63,800 | 153億654万 | +3.27% |
| 02/14 | （IR情報）15:30 通期連結業績予想と実績値との差異(上方修正)ならびに特別損失(減損損失)及び法人税等調整額の計上に関するお知らせ |
| 02/14 | （IR情報）15:30 2023年12月期決算短信[日本基準](連結) |
| 02/14 | 739 | 745 | 729 | 740 | -1.2% | 37,900 | 155億8025万 | +5.41% |
| 02/13 | 752 | 752 | 730 | 749 | -0.4% | 36,700 | 157億6974万 | +7.15% |
| 02/09 | 745 | 763 | 740 | 752 | +0.4% | 47,900 | 158億3290万 | +8.05% |
| 02/08 | 709 | 754 | 709 | 749 | +5.64% | 157,300 | 157億6974万 | +8.24% |
| 02/07 | 707 | 709 | 700 | 709 | +0.28% | 14,900 | 149億2756万 | +3.05% |
| 02/06 | 709 | 709 | 694 | 707 | 0% | 15,000 | 148億8546万 | +3.21% |
| 02/05 | 696 | 707 | 691 | 707 | +2.61% | 28,800 | 148億8546万 | +3.67% |
| 02/02 | 688 | 697 | 688 | 689 | -0.14% | 11,300 | 145億648万 | +1.47% |
| 02/01 | 700 | 700 | 683 | 690 | -1.29% | 26,100 | 145億2753万 | +1.92% |
| 01/31 | 706 | 707 | 689 | 699 | -0.99% | 21,200 | 147億1702万 | +3.56% |
| 01/30 | 698 | 706 | 698 | 706 | +1.44% | 28,800 | 148億6440万 | +4.9% |
| 01/29 | 684 | 696 | 684 | 696 | +1.75% | 12,500 | 146億5386万 | +3.88% |
| 01/26 | 697 | 697 | 683 | 684 | -1.87% | 12,200 | 144億120万 | +2.55% |
| 01/25 | 705 | 705 | 691 | 697 | -0.29% | 15,300 | 146億7491万 | +4.97% |
| 01/24 | 693 | 701 | 691 | 699 | +0.87% | 11,100 | 147億1702万 | +5.75% |
| 01/23 | 698 | 707 | 693 | 693 | -0.29% | 30,800 | 145億9069万 | +5.64% |
| 01/22 | 688 | 695 | 684 | 695 | +2.51% | 27,800 | 146億3280万 | +6.43% |
| 01/19 | 677 | 680 | 675 | 678 | +0.15% | 10,200 | 142億7488万 | +4.47% |
| 01/18 | 686 | 698 | 675 | 677 | -2.03% | 34,700 | 142億5382万 | +4.8% |
| 01/17 | 700 | 715 | 691 | 691 | -1% | 51,900 | 145億4859万 | +7.47% |
| 01/16 | 697 | 698 | 685 | 698 | +0.14% | 19,000 | 146億9597万 | +9.06% |
| 01/15 | 706 | 711 | 685 | 697 | +1.6% | 112,900 | 146億7491万 | +9.42% |
| 01/12 | 705 | 723 | 674 | 686 | 0% | 151,300 | 144億4331万 | +8.2% |
| 01/11 | 680 | 690 | 672 | 686 | +2.39% | 37,700 | 144億4331万 | +8.72% |
| 01/10 | 680 | 700 | 670 | 670 | -0.59% | 74,500 | 141億644万 | +6.86% |
| 01/09 | 686 | 690 | 667 | 674 | +1.2% | 69,400 | 141億9066万 | +7.84% |
| 01/05 | 645 | 670 | 645 | 666 | +1.99% | 53,600 | 140億2223万 | +6.9% |
| 01/04 | 653 | 653 | 641 | 653 | 0% | 34,300 | 137億4852万 | +5.32% |
| 2023 |
| 12/29 | 640 | 653 | 630 | 653 | +2.19% | 38,000 | 137億4852万 | +5.49% |
| 12/28 | 624 | 639 | 623 | 639 | 0% | 47,000 | 134億5376万 | +3.57% |
| 12/27 | 637 | 644 | 632 | 639 | +1.11% | 98,200 | 134億5376万 | +3.73% |
| 12/26 | 625 | 636 | 622 | 632 | +1.12% | 39,900 | 133億638万 | +2.6% |
| 12/25 | 643 | 643 | 622 | 625 | -2.95% | 34,900 | 131億5900万 | +1.63% |
| 12/22 | 650 | 650 | 637 | 644 | -0.77% | 38,100 | 135億5903万 | +5.06% |
| 12/21 | 635 | 653 | 626 | 649 | +1.56% | 63,500 | 136億6430万 | +6.22% |
| 12/20 | 620 | 640 | 611 | 639 | +3.23% | 95,600 | 134億5376万 | +4.93% |
| 12/19 | 615 | 621 | 609 | 619 | +1.14% | 65,400 | 130億3267万 | +1.98% |
| 12/18 | 598 | 617 | 598 | 612 | +2% | 43,900 | 128億8529万 | +0.99% |
| 12/15 | 596 | 607 | 595 | 600 | +1.01% | 14,300 | 126億3264万 | -0.83% |
| 12/14 | 604 | 605 | 593 | 594 | -1.16% | 24,900 | 125億631万 | -1.66% |
| 12/13 | 602 | 613 | 595 | 601 | -0.17% | 51,700 | 126億5369万 | -0.5% |
| 12/12 | 603 | 613 | 602 | 602 | -0.17% | 16,100 | 126億7474万 | -0.33% |
| 12/11 | 615 | 615 | 603 | 603 | -0.33% | 21,000 | 126億9580万 | -0.17% |
| 12/08 | 610 | 614 | 605 | 605 | -0.82% | 21,300 | 127億3791万 | +0.33% |
| 12/07 | （IR情報）15:40 オリジナル設計株式会社への「プレミアム優待倶楽部」提供開始に関するお知らせ |
| 12/07 | 611 | 615 | 609 | 610 | -0.97% | 23,200 | 128億4318万 | +1.33% |
| 12/06 | 620 | 621 | 615 | 616 | -0.81% | 19,300 | 129億6951万 | +2.5% |
| 12/05 | 612 | 629 | 612 | 621 | +1.14% | 33,800 | 130億7478万 | +3.67% |
| 12/04 | 609 | 614 | 607 | 614 | +1.15% | 18,100 | 129億2740万 | +2.68% |
| 12/01 | 612 | 613 | 607 | 607 | -1.14% | 13,400 | 127億8002万 | +1.85% |
| 11/30 | 610 | 615 | 609 | 614 | +0.49% | 12,400 | 129億2740万 | +3.19% |
| 11/29 | 610 | 612 | 606 | 611 | +0.49% | 12,200 | 128億6423万 | +2.86% |
| 11/28 | 616 | 616 | 608 | 608 | -1.3% | 19,800 | 128億107万 | +2.7% |
| 11/27 | 614 | 620 | 613 | 616 | +0.33% | 23,300 | 129億6951万 | +4.23% |
| 11/24 | 617 | 617 | 612 | 614 | +0.33% | 7,900 | 129億2740万 | +4.07% |
| 11/22 | （IR情報）14:00 信和株式会社における従業員持株会向け「プレミアム優待倶楽部」提供開始に関するお知らせの一部訂正について |
| 11/22 | 619 | 619 | 612 | 612 | -1.29% | 18,900 | 128億8529万 | +3.9% |
| 11/21 | 607 | 620 | 607 | 620 | +1.81% | 22,900 | 130億5372万 | +5.62% |
| 11/14 | （IR情報）15:00 2023年12月期第3四半期決算短信[日本基準](連結) |
| 11/14 | （IR情報）15:00 2023年12月期第3四半期決算説明資料 |
| 11/14 | （IR情報）15:00 期末配当予想の修正(記念配当)に関するお知らせ |
