| 2024 |
| 04/19 | 1,750 | 1,750 | 1,724 | 1,724 | -1.49% | 1,000 | 17億2400万 | -2.1% |
| 04/18 | 1,735 | 1,750 | 1,724 | 1,750 | -0.17% | 1,400 | 17億5000万 | -0.51% |
| 04/17 | 1,773 | 1,776 | 1,749 | 1,753 | -0.68% | 2,900 | 17億5300万 | -0.28% |
| 04/16 | 1,806 | 1,806 | 1,765 | 1,765 | -1.94% | 1,600 | 17億6500万 | +0.57% |
| 04/15 | 1,798 | 1,800 | 1,781 | 1,800 | -0.72% | 1,800 | 18億 | +2.51% |
| 04/12 | 1,845 | 1,859 | 1,800 | 1,813 | -3.82% | 8,800 | 18億1300万 | +3.3% |
| 04/11 | （IR情報）15:00 2024年11月期第1四半期決算短信〔日本基準〕(連結) |
| 04/11 | 1,798 | 1,980 | 1,779 | 1,885 | +5.31% | 9,000 | 18億8500万 | +7.53% |
| 04/10 | 1,784 | 1,790 | 1,784 | 1,790 | +0.11% | 700 | 17億9000万 | +2.58% |
| 04/09 | 1,776 | 1,790 | 1,776 | 1,788 | -0.33% | 1,000 | 17億8800万 | +2.76% |
| 04/08 | 1,774 | 1,794 | 1,760 | 1,794 | +1.13% | 2,200 | 17億9400万 | +3.4% |
| 04/05 | 1,772 | 1,774 | 1,770 | 1,774 | +0.11% | 2,800 | 17億7400万 | +2.66% |
| 04/04 | 1,740 | 1,772 | 1,740 | 1,772 | -0.11% | 900 | 17億7200万 | +2.84% |
| 04/03 | 1,775 | 1,775 | 1,774 | 1,774 | -0.17% | 300 | 17億7400万 | +3.38% |
| 04/02 | 1,750 | 1,785 | 1,740 | 1,777 | +2.13% | 500 | 17億7700万 | +3.92% |
| 04/01 | 1,738 | 1,741 | 1,738 | 1,740 | -0.06% | 2,300 | 17億4000万 | +2.17% |
| 03/29 | 1,742 | 1,742 | 1,740 | 1,741 | +0.23% | 400 | 17億4100万 | +2.59% |
| 03/28 | 1,738 | 1,738 | 1,737 | 1,737 | -0.12% | 500 | 17億3700万 | +2.72% |
| 03/27 | 1,739 | 1,739 | 1,739 | 1,739 | -0.91% | 300 | 17億3900万 | +3.2% |
| 03/26 | 1,737 | 1,755 | 1,737 | 1,755 | +1.04% | 900 | 17億5500万 | +4.59% |
| 03/25 | 1,735 | 1,737 | 1,734 | 1,737 | +0.12% | 1,700 | 17億3700万 | +3.95% |
| 03/21 | 1,732 | 1,735 | 1,732 | 1,735 | +1.34% | 300 | 17億3500万 | +4.2% |
| 03/19 | 1,700 | 1,733 | 1,695 | 1,712 | -0.17% | 1,000 | 17億1200万 | +3.19% |
| 03/18 | 1,724 | 1,730 | 1,715 | 1,715 | -0.75% | 1,900 | 17億1500万 | +3.75% |
| 03/15 | 1,720 | 1,728 | 1,718 | 1,728 | +0.58% | 1,900 | 17億2800万 | +4.85% |
| 03/14 | 1,729 | 1,730 | 1,718 | 1,718 | +1.36% | 1,200 | 17億1800万 | +4.63% |
| 03/13 | 1,710 | 1,728 | 1,688 | 1,695 | -1.28% | 1,400 | 16億9500万 | +3.54% |
| 03/12 | 1,683 | 1,739 | 1,682 | 1,717 | +1.9% | 700 | 17億1700万 | +5.27% |
| 03/11 | 1,691 | 1,745 | 1,684 | 1,685 | -4.86% | 1,100 | 16億8500万 | +3.69% |
| 03/08 | 1,770 | 1,771 | 1,770 | 1,771 | -0.06% | 400 | 17億7100万 | +9.25% |
| 03/06 | 1,769 | 1,772 | 1,745 | 1,772 | -0.11% | 1,200 | 17億7200万 | +9.86% |
| 03/05 | （5%ルール）三井化学（5.7%） |
| 03/05 | （5%ルール）三井化学（5.7%） |
| 03/05 | （5%ルール）三井化学（5.7%） |
| 03/05 | （5%ルール）三井化学（5.7%） |
| 03/05 | 1,722 | 1,776 | 1,722 | 1,774 | +5.22% | 2,500 | 17億7400万 | +10.67% |
| 03/04 | 1,670 | 1,710 | 1,670 | 1,686 | +1.02% | 2,100 | 16億8600万 | +5.77% |
| 03/01 | 1,655 | 1,669 | 1,654 | 1,669 | +0.91% | 700 | 16億6900万 | +5.1% |
| 02/29 | 1,640 | 1,654 | 1,636 | 1,654 | +1.22% | 500 | 16億5400万 | +4.49% |
| 02/28 | （IR情報）15:00 公益財団法人財務会計基準機構への加入状況及び加入に関する考え方等に関するお知らせ |
| 02/28 | 1,632 | 1,634 | 1,630 | 1,634 | +0.25% | 2,100 | 16億3400万 | +3.55% |
| 02/27 | 1,628 | 1,630 | 1,627 | 1,630 | +1.12% | 1,300 | 16億3000万 | +3.56% |
| 02/26 | 1,607 | 1,612 | 1,607 | 1,612 | +0.31% | 600 | 16億1200万 | +2.68% |
| 02/22 | 1,618 | 1,625 | 1,607 | 1,607 | +0.12% | 1,400 | 16億700万 | +2.62% |
| 02/20 | 1,600 | 1,605 | 1,600 | 1,605 | +0.31% | 1,200 | 16億500万 | +2.62% |
| 02/19 | 1,589 | 1,604 | 1,589 | 1,600 | +1.14% | 1,100 | 16億 | +2.5% |
| 02/16 | 1,570 | 1,620 | 1,570 | 1,582 | 0% | 2,300 | 15億8200万 | +1.48% |
| 02/15 | 1,585 | 1,588 | 1,580 | 1,582 | 0% | 1,800 | 15億8200万 | +1.67% |
| 02/14 | 1,582 | 1,597 | 1,582 | 1,582 | +0.13% | 1,200 | 15億8200万 | +1.87% |
| 02/13 | 1,580 | 1,591 | 1,579 | 1,580 | +0.06% | 2,500 | 15億8000万 | +2% |
| 02/09 | （5%ルール）サイブリッジ（15.55%） |
| 02/09 | 1,580 | 1,580 | 1,579 | 1,579 | +0.06% | 400 | 15億7900万 | +2.13% |
| 02/08 | 1,574 | 1,578 | 1,574 | 1,578 | -0.13% | 1,100 | 15億7800万 | +2.27% |
| 02/07 | 1,582 | 1,590 | 1,580 | 1,580 | 0% | 2,900 | 15億8000万 | +2.66% |
| 02/06 | 1,584 | 1,584 | 1,579 | 1,580 | -0.25% | 800 | 15億8000万 | +2.93% |
| 02/05 | 1,575 | 1,587 | 1,575 | 1,584 | +0.57% | 3,100 | 15億8400万 | +3.53% |
| 02/02 | 1,575 | 1,575 | 1,575 | 1,575 | +0.96% | 400 | 15億7500万 | +3.21% |
| 02/01 | 1,574 | 1,574 | 1,560 | 1,560 | -0.89% | 900 | 15億6000万 | +2.5% |
| 01/31 | 1,581 | 1,581 | 1,559 | 1,574 | -0.44% | 1,100 | 15億7400万 | +3.62% |
| 01/30 | 1,560 | 1,581 | 1,560 | 1,581 | +1.8% | 1,200 | 15億8100万 | +4.43% |
| 01/29 | 1,545 | 1,553 | 1,545 | 1,553 | +1.37% | 1,200 | 15億5300万 | +2.85% |
| 01/26 | 1,545 | 1,545 | 1,532 | 1,532 | -0.84% | 300 | 15億3200万 | +1.73% |
| 01/25 | （IR情報）17:10 定款の一部変更に関するお知らせ |
| 01/25 | 1,546 | 1,546 | 1,545 | 1,545 | 0% | 1,100 | 15億4500万 | +2.79% |
| 01/24 | 1,545 | 1,545 | 1,545 | 1,545 | 0% | 300 | 15億4500万 | +3.07% |
| 01/23 | 1,547 | 1,547 | 1,545 | 1,545 | +1.25% | 300 | 15億4500万 | +3.34% |
| 01/22 | 1,525 | 1,532 | 1,525 | 1,526 | +0.07% | 500 | 15億2600万 | +2.35% |
| 01/19 | 1,520 | 1,525 | 1,520 | 1,525 | -0.2% | 600 | 15億2500万 | +2.49% |
| 01/18 | 1,529 | 1,531 | 1,528 | 1,528 | 0% | 1,800 | 15億2800万 | +2.9% |
| 01/17 | 1,540 | 1,542 | 1,528 | 1,528 | -0.84% | 3,300 | 15億2800万 | +3.1% |
| 01/16 | 1,527 | 1,541 | 1,527 | 1,541 | +0.72% | 1,600 | 15億4100万 | +4.19% |
| 01/15 | 1,528 | 1,530 | 1,500 | 1,530 | -1.42% | 4,700 | 15億3000万 | +3.73% |
| 01/12 | （IR情報）15:00 中期経営計画の数値目標の修正に関するお知らせ |
| 01/12 | （IR情報）15:00 上場維持基準への適合に向けた計画について |
| 01/12 | （IR情報）15:00 業績予想と業績との差異に関するお知らせ |
| 01/12 | （IR情報）15:00 代表取締役および役員の異動に関するお知らせ |
| 01/12 | （IR情報）15:00 2023年11月期決算短信〔日本基準〕(連結) |
| 01/12 | 1,506 | 1,565 | 1,506 | 1,552 | +2.44% | 5,500 | 15億5200万 | +5.29% |
| 01/11 | 1,511 | 1,515 | 1,500 | 1,515 | +1% | 1,600 | 15億1500万 | +2.85% |
| 01/10 | 1,501 | 1,501 | 1,500 | 1,500 | +0.33% | 200 | 15億 | +1.9% |
| 01/09 | 1,506 | 1,510 | 1,495 | 1,495 | -0.27% | 3,600 | 14億9500万 | +1.49% |
| 01/05 | 1,502 | 1,502 | 1,499 | 1,499 | +0.33% | 1,200 | 14億9900万 | +1.63% |
| 01/04 | 1,488 | 1,494 | 1,488 | 1,494 | +0.4% | 1,100 | 14億9400万 | +1.22% |
| 2023 |
| 12/29 | 1,468 | 1,488 | 1,468 | 1,488 | +1.36% | 900 | 14億8800万 | +0.81% |
| 12/28 | 1,467 | 1,468 | 1,467 | 1,468 | +0.14% | 500 | 14億6800万 | -0.61% |
| 12/27 | 1,496 | 1,496 | 1,466 | 1,466 | -2.01% | 1,000 | 14億6600万 | -0.95% |
| 12/26 | 1,519 | 1,519 | 1,487 | 1,496 | +1.36% | 2,100 | 14億9600万 | +1.01% |
| 12/25 | 1,467 | 1,500 | 1,467 | 1,476 | +0.61% | 2,200 | 14億7600万 | -0.34% |
| 12/22 | 1,488 | 1,488 | 1,465 | 1,467 | +0.41% | 800 | 14億6700万 | -1.01% |
| 12/21 | 1,477 | 1,482 | 1,461 | 1,461 | -1.08% | 400 | 14億6100万 | -1.48% |
| 12/20 | 1,472 | 1,499 | 1,461 | 1,477 | +1.16% | 900 | 14億7700万 | -0.54% |
| 12/19 | 1,469 | 1,473 | 1,460 | 1,460 | +0.41% | 1,100 | 14億6000万 | -1.75% |
| 12/18 | 1,456 | 1,456 | 1,445 | 1,454 | +0.48% | 600 | 14億5400万 | -2.28% |
| 12/15 | 1,441 | 1,469 | 1,441 | 1,447 | +0.49% | 700 | 14億4700万 | -2.95% |
| 12/14 | 1,447 | 1,470 | 1,440 | 1,440 | -0.48% | 1,000 | 14億4000万 | -3.55% |
| 12/13 | 1,454 | 1,454 | 1,447 | 1,447 | -0.55% | 700 | 14億4700万 | -3.21% |
| 12/12 | 1,453 | 1,474 | 1,453 | 1,455 | +0.21% | 800 | 14億5500万 | -2.81% |
| 12/11 | 1,479 | 1,479 | 1,450 | 1,452 | +0.35% | 1,700 | 14億5200万 | -3.07% |
| 12/08 | 1,447 | 1,447 | 1,446 | 1,447 | +0.07% | 500 | 14億4700万 | -3.53% |
| 12/07 | 1,451 | 1,460 | 1,445 | 1,446 | -0.34% | 1,000 | 14億4600万 | -3.73% |
| 12/06 | 1,432 | 1,463 | 1,432 | 1,451 | -3.4% | 12,500 | 14億5100万 | -3.52% |
| 12/05 | 1,540 | 1,540 | 1,502 | 1,502 | -0.53% | 500 | 15億200万 | -0.27% |
| 12/04 | 1,510 | 1,510 | 1,499 | 1,510 | 0% | 300 | 15億1000万 | +0.2% |
| 11/30 | 1,520 | 1,520 | 1,500 | 1,510 | -0.66% | 900 | 15億1000万 | +0.27% |
| 11/29 | 1,519 | 1,525 | 1,430 | 1,520 | -1.55% | 5,400 | 15億2000万 | +0.86% |
| 11/28 | 1,567 | 1,573 | 1,522 | 1,544 | +1.11% | 5,700 | 15億4400万 | +2.39% |
| 11/27 | 1,529 | 1,529 | 1,510 | 1,527 | +1.73% | 700 | 15億2700万 | +1.19% |
| 11/24 | 1,500 | 1,521 | 1,500 | 1,501 | +0.07% | 3,400 | 15億100万 | -0.73% |
| 11/22 | 1,516 | 1,519 | 1,499 | 1,500 | -2.15% | 2,800 | 15億 | -1.06% |
| 11/21 | 1,507 | 1,533 | 1,506 | 1,533 | +2.2% | 700 | 15億3300万 | +0.79% |
| 11/20 | 1,508 | 1,508 | 1,500 | 1,500 | +0.07% | 1,800 | 15億 | -1.64% |
| 11/17 | 1,501 | 1,501 | 1,499 | 1,499 | 0% | 700 | 14億9900万 | -2.03% |
| 11/16 | 1,509 | 1,510 | 1,499 | 1,499 | -0.07% | 1,500 | 14億9900万 | -2.41% |
