| 2026 |
| 03/09 | 1,650 | 1,686 | 1,646 | 1,685 | -2.99% | 2,412,100 | 5189億1867万 | -4.53% |
| 03/06 | 1,711 | 1,737 | 1,706 | 1,737 | +0.17% | 1,225,500 | 5349億3277万 | -1.47% |
| 03/05 | 1,752 | 1,764 | 1,711 | 1,734 | +2.73% | 2,157,800 | 5340億888万 | -1.42% |
| 03/04 | (自社株買い)取締役会(2026年2月10日)での決議状況(取得期間2026年2月12日~2026年2月28日) |
| 03/04 | 1,700 | 1,733 | 1,672 | 1,688 | -5.7% | 3,357,300 | 5198億4256万 | -3.87% |
| 03/03 | (IR情報)17:00 自己株式の取得状況に関するお知らせ |
| 03/03 | 1,845 | 1,851 | 1,766 | 1,790 | -4.48% | 2,346,900 | 5512億5484万 | +2.05% |
| 03/02 | 1,846 | 1,886 | 1,828 | 1,874 | +1.52% | 2,588,600 | 5771億2379万 | +7.09% |
| 02/27 | 1,801 | 1,846 | 1,798 | 1,846 | +2.56% | 2,674,300 | 5685億81万 | +5.97% |
| 02/26 | 1,790 | 1,812 | 1,788 | 1,800 | +0.56% | 1,404,800 | 5543億3448万 | +3.81% |
| 02/25 | 1,822 | 1,822 | 1,781 | 1,790 | -1.65% | 1,913,000 | 5512億5484万 | +3.53% |
| 02/24 | 1,800 | 1,835 | 1,795 | 1,820 | +1.51% | 1,796,900 | 5604億9375万 | +5.39% |
| 02/20 | 1,798 | 1,810 | 1,779 | 1,793 | -1.21% | 1,624,200 | 5521億7874万 | +4.18% |
| 02/19 | 1,815 | 1,825 | 1,798 | 1,815 | -0.27% | 1,168,100 | 5589億5393万 | +5.71% |
| 02/18 | 1,790 | 1,823 | 1,785 | 1,820 | +2.54% | 1,840,200 | 5604億9375万 | +6.31% |
| 02/17 | (IR情報)17:00 剰余金の配当に関するお知らせ |
| 02/17 | 1,746 | 1,775 | 1,744 | 1,775 | +1.31% | 1,277,700 | 5466億3539万 | +4.11% |
| 02/16 | 1,750 | 1,764 | 1,742 | 1,752 | -0.06% | 1,632,700 | 5395億5223万 | +3.12% |
| 02/13 | 1,785 | 1,785 | 1,742 | 1,753 | -1.52% | 2,445,400 | 5398億6019万 | +3.54% |
| 02/12 | 1,787 | 1,793 | 1,757 | 1,780 | +0.23% | 3,136,500 | 5481億7521万 | +5.45% |
| 02/10 | (IR情報)11:00 自己株式取得に係る事項の決定に関するお知らせ |
| 02/10 | (IR情報)11:00 創立100周年記念配当に関するお知らせ |
| 02/10 | (IR情報)11:00 連結決算における減損損失の計上、個別決算における関係会社株式評価損及び関係会社貸付金貸倒引当金繰入額の計上並びに通期業績予想と実績値との差異のお知らせ |
| 02/10 | (IR情報)11:00 2025年度本決算説明資料 |
| 02/10 | (IR情報)11:00 2025年12月期決算短信〔日本基準〕(連結) |
| 02/10 | 1,798 | 1,865 | 1,739 | 1,776 | -0.45% | 7,187,000 | 5469億4335万 | +5.65% |
| 02/09 | 1,824 | 1,826 | 1,772 | 1,784 | +0.79% | 1,723,400 | 5494億706万 | +6.57% |
| 02/06 | 1,742 | 1,777 | 1,730 | 1,770 | +0.28% | 1,228,100 | 5450億9557万 | +6.18% |
| 02/05 | (5%ルール)アモーヴァ・アセットマネジメント(3.11%)三井住友トラスト・アセットマネジメント(2.34%) |
| 02/05 | 1,794 | 1,802 | 1,756 | 1,765 | +0.57% | 1,921,800 | 5435億5575万 | +6.33% |
| 02/04 | 1,715 | 1,762 | 1,704 | 1,755 | +3.48% | 1,846,600 | 5404億7612万 | +6.17% |
| 02/03 | 1,682 | 1,702 | 1,678 | 1,696 | +1.37% | 1,307,300 | 5223億627万 | +2.98% |
| 02/02 | 1,683 | 1,693 | 1,665 | 1,673 | +0.42% | 1,129,400 | 5152億2310万 | +1.83% |
| 01/30 | 1,641 | 1,666 | 1,629 | 1,666 | +1.9% | 1,197,600 | 5130億6736万 | +1.59% |
| 01/29 | 1,612 | 1,642 | 1,607 | 1,635 | +0.62% | 1,271,600 | 5035億2049万 | -0.12% |
| 01/28 | 1,632 | 1,654 | 1,621 | 1,625 | -1.93% | 938,300 | 5004億4085万 | -0.61% |
| 01/27 | 1,631 | 1,660 | 1,630 | 1,657 | +0.36% | 972,600 | 5102億9569万 | +1.53% |
| 01/26 | 1,656 | 1,665 | 1,651 | 1,651 | -1.61% | 860,300 | 5084億4790万 | +1.35% |
| 01/23 | 1,686 | 1,686 | 1,663 | 1,678 | +0.12% | 1,019,600 | 5167億6292万 | +3.2% |
| 01/22 | 1,660 | 1,686 | 1,656 | 1,676 | +1.21% | 1,108,700 | 5161億4699万 | +3.33% |
| 01/21 | 1,637 | 1,657 | 1,636 | 1,656 | -0.66% | 929,100 | 5099億8772万 | +2.29% |
| 01/20 | 1,710 | 1,714 | 1,666 | 1,667 | -3.36% | 1,387,400 | 5133億7532万 | +3.22% |
| 01/19 | 1,690 | 1,730 | 1,681 | 1,725 | +1.89% | 1,508,400 | 5312億3721万 | +7.08% |
| 01/16 | 1,674 | 1,694 | 1,673 | 1,693 | +0.06% | 884,600 | 5213億8237万 | +5.48% |
| 01/15 | 1,668 | 1,697 | 1,662 | 1,692 | +1.38% | 1,328,100 | 5210億7441万 | +5.82% |
| 01/14 | 1,654 | 1,679 | 1,652 | 1,669 | +1.27% | 979,200 | 5139億9125万 | +4.77% |
| 01/13 | 1,651 | 1,656 | 1,638 | 1,648 | +0.8% | 1,362,100 | 5075億2401万 | +3.71% |
| 01/09 | 1,625 | 1,648 | 1,615 | 1,635 | +2% | 1,790,500 | 5035億2049万 | +3.22% |
| 01/08 | (5%ルール)アモーヴァ・アセットマネジメント(2.97%)三井住友トラスト・アセットマネジメント(2.37%) |
| 01/08 | 1,604 | 1,612 | 1,594 | 1,603 | -0.99% | 1,263,700 | 4936億6565万 | +1.46% |
| 01/07 | (自社株買い)取締役会(2025年5月14日)での決議状況(取得期間2025年5月15日~2025年12月15日) |
| 01/07 | 1,602 | 1,624 | 1,601 | 1,619 | -0.18% | 1,124,400 | 4985億9307万 | +2.66% |
| 01/06 | 1,602 | 1,626 | 1,601 | 1,622 | +1.38% | 1,509,600 | 4995億1696万 | +3.12% |
| 01/06 | (空売り報告)Barclays Bank PLC 1,375,222株(0.44%)-0.13%義務消失 |
| 01/05 | 1,601 | 1,607 | 1,588 | 1,600 | +0.82% | 1,339,700 | 4927億4176万 | +1.91% |
| 01/05 | (空売り報告)Barclays Bank PLC 1,766,122株(0.57%)-0.17% |
| 2025 |
| 12/30 | 1,594 | 1,604 | 1,587 | 1,587 | -0.5% | 1,303,800 | 4887億3823万 | +1.28% |
| 12/29 | 1,582 | 1,602 | 1,581 | 1,595 | -0.56% | 2,959,400 | 4912億194万 | +1.92% |
| 12/29 | (空売り報告)モルガン・スタンレーMUFG証券 1,255,116株(0.4%)-0.3%義務消失 |
| 12/26 | 1,610 | 1,610 | 1,602 | 1,604 | +0.19% | 2,061,300 | 4939億7361万 | +2.69% |
| 12/26 | (空売り報告)モルガン・スタンレーMUFG証券 2,155,751株(0.7%)+0.02% |
| 12/25 | 1,612 | 1,612 | 1,599 | 1,601 | -0.31% | 1,370,900 | 4930億4972万 | +2.76% |
| 12/24 | 1,601 | 1,609 | 1,596 | 1,606 | +0.37% | 1,618,600 | 4945億8954万 | +3.28% |
| 12/23 | 1,592 | 1,600 | 1,588 | 1,600 | +0.63% | 1,230,100 | 4927億4176万 | +3.03% |
| 12/22 | 1,581 | 1,590 | 1,574 | 1,590 | +0.63% | 1,302,600 | 4896億6212万 | +2.51% |
| 12/22 | (空売り報告)Barclays Bank PLC 2,293,122株(0.74%)再IN |
| 12/19 | 1,566 | 1,583 | 1,564 | 1,580 | +1.41% | 2,251,100 | 4865億8249万 | +1.87% |
| 12/18 | 1,570 | 1,572 | 1,557 | 1,558 | -0.32% | 1,480,000 | 4798億729万 | +0.45% |
| 12/18 | (空売り報告)モルガン・スタンレーMUFG証券 2,118,517株(0.68%)再IN |
| 12/17 | 1,576 | 1,576 | 1,557 | 1,563 | -0.7% | 1,432,600 | 4813億4711万 | +0.45% |
| 12/16 | 1,581 | 1,603 | 1,574 | 1,574 | -1.01% | 2,300,200 | 4847億3471万 | +0.83% |
| 12/15 | 1,588 | 1,595 | 1,576 | 1,590 | +0.13% | 1,314,100 | 4896億6212万 | +1.53% |
| 12/12 | 1,588 | 1,592 | 1,570 | 1,588 | +1.28% | 1,592,600 | 4890億4620万 | +1.15% |
| 12/11 | 1,580 | 1,583 | 1,563 | 1,568 | -0.19% | 1,424,400 | 4828億8692万 | -0.25% |
| 12/10 | 1,568 | 1,582 | 1,565 | 1,571 | +0.77% | 1,354,800 | 4838億1082万 | -0.32% |
| 12/09 | 1,560 | 1,560 | 1,544 | 1,559 | -0.38% | 1,391,300 | 4801億1525万 | -1.33% |
| 12/08 | 1,566 | 1,568 | 1,550 | 1,565 | +1.62% | 1,593,100 | 4819億6303万 | -1.2% |
| 12/05 | 1,545 | 1,548 | 1,532 | 1,540 | -1.28% | 1,356,500 | 4742億6394万 | -3.08% |
| 12/04 | 1,524 | 1,560 | 1,520 | 1,560 | +2.03% | 1,780,000 | 4804億2322万 | -2.13% |
| 12/03 | (自社株買い)取締役会(2025年5月14日)での決議状況(取得期間2025年5月15日~2025年11月30日) |
| 12/03 | 1,522 | 1,532 | 1,520 | 1,529 | +0.13% | 1,602,700 | 4708億7634万 | -4.38% |
| 12/03 | (空売り報告)JPM Securities Japan Co Ltd. 1,114,603株(0.36%)-0.28%義務消失 |
| 12/02 | 1,525 | 1,535 | 1,521 | 1,527 | +0.2% | 1,575,800 | 4702億6042万 | -4.98% |
| 12/02 | (空売り報告)JPM Securities Japan Co Ltd. 1,977,203株(0.64%)-0.15% |
| 12/01 | 1,540 | 1,541 | 1,521 | 1,524 | -0.78% | 1,787,300 | 4950億9213万 | -5.63% |
| 11/28 | 1,534 | 1,540 | 1,529 | 1,536 | +0.2% | 1,948,900 | 4989億9049万 | -5.3% |
| 11/27 | 1,530 | 1,538 | 1,529 | 1,533 | -0.2% | 2,120,600 | 4980億1590万 | -5.84% |
| 11/26 | (IR情報)16:00 役員の異動に関するお知らせ |
| 11/26 | 1,532 | 1,551 | 1,527 | 1,536 | +1.12% | 2,090,700 | 4989億9049万 | -6% |
| 11/25 | 1,524 | 1,528 | 1,508 | 1,519 | -0.33% | 2,606,200 | 4934億6781万 | -7.32% |
| 11/21 | 1,504 | 1,530 | 1,503 | 1,524 | +0.46% | 3,611,000 | 4950億9213万 | -7.3% |
| 11/20 | 1,503 | 1,548 | 1,491 | 1,517 | -0.78% | 3,183,400 | 4928億1808万 | -8.06% |
| 11/19 | 1,550 | 1,553 | 1,529 | 1,529 | -0.71% | 1,634,700 | 4967億1644万 | -7.61% |
| 11/18 | 1,551 | 1,561 | 1,538 | 1,540 | -1.41% | 2,406,100 | 5002億8994万 | -7.23% |
| 11/18 | (空売り報告)JPM Securities Japan Co Ltd. 2,584,217株(0.79%)-0.09% |
| 11/17 | 1,580 | 1,585 | 1,555 | 1,562 | -1.88% | 2,539,900 | 5074億3694万 | -6.19% |
| 11/14 | 1,577 | 1,600 | 1,574 | 1,592 | +0.76% | 3,399,700 | 5171億8285万 | -4.78% |
| 11/14 | (空売り報告)JPM Securities Japan Co Ltd. 2,886,876株(0.88%)-0.1% |
| 11/13 | 1,638 | 1,647 | 1,577 | 1,580 | -5.84% | 5,617,300 | 5132億8449万 | -5.84% |
| 11/12 | (IR情報)13:00 2025年度第3四半期決算説明資料 |
| 11/12 | (IR情報)13:00 自己株式の消却に関するお知らせ |
| 11/12 | (IR情報)13:00 通期連結業績予想の修正に関するお知らせ |
| 11/12 | (IR情報)13:00 2025年12月期第3四半期決算短信〔日本基準〕(連結) |
| 11/12 | 1,706 | 1,713 | 1,607 | 1,678 | -0.59% | 3,439,600 | 5451億2112万 | -0.47% |
| 11/11 | 1,693 | 1,697 | 1,679 | 1,688 | -0.35% | 1,359,300 | 5483億6976万 | -0.06% |
| 11/10 | 1,698 | 1,702 | 1,685 | 1,694 | +0.65% | 1,291,300 | 5503億1894万 | +0.18% |
| 11/07 | 1,660 | 1,683 | 1,656 | 1,683 | +1.51% | 1,681,400 | 5467億4544万 | -0.47% |
| 11/06 | (自社株買い)取締役会(2025年5月14日)での決議状況(取得期間2025年5月15日~2025年10月31日) |
| 11/06 | 1,667 | 1,680 | 1,658 | 1,658 | +0.24% | 1,006,100 | 5386億2385万 | -1.95% |
| 11/05 | 1,679 | 1,684 | 1,641 | 1,654 | -0.96% | 1,563,800 | 5373億2439万 | -2.3% |
| 11/04 | 1,666 | 1,685 | 1,659 | 1,670 | -0.18% | 1,353,700 | 5425億2221万 | -1.47% |
| 10/31 | 1,675 | 1,680 | 1,660 | 1,673 | -0.36% | 1,167,800 | 5434億9680万 | -1.41% |
| 10/30 | 1,665 | 1,684 | 1,660 | 1,679 | +0.78% | 1,345,700 | 5454億4598万 | -1.18% |
| 10/29 | 1,676 | 1,678 | 1,661 | 1,666 | -0.83% | 1,116,100 | 5412億2276万 | -1.94% |
| 10/28 | 1,707 | 1,713 | 1,678 | 1,680 | -3.11% | 1,577,300 | 5457億7085万 | -1.29% |
| 10/27 | 1,720 | 1,737 | 1,720 | 1,734 | +0.93% | 1,004,600 | 5633億1348万 | +1.82% |
| 10/24 | 1,710 | 1,721 | 1,703 | 1,718 | +0.88% | 1,477,500 | 5581億1566万 | +0.94% |
| 10/23 | 1,691 | 1,705 | 1,682 | 1,703 | +1.13% | 1,021,300 | 5532億4271万 | +0.06% |
| 10/22 | 1,680 | 1,691 | 1,677 | 1,684 | +0.3% | 913,600 | 5470億7030万 | -1.12% |
| 10/21 | (5%ルール)ノムラインターナショナルピーエルシー(NOMURA IN…(0.47%)野村アセットマネジメント(5.7%)野村證券(0%) |
| 10/21 | (5%ルール)アモーヴァ・アセットマネジメント(2.83%)三井住友トラスト・アセットマネジメント(2.48%) |
| 10/21 | 1,672 | 1,691 | 1,672 | 1,679 | +0.78% | 930,300 | 5454億4598万 | -1.58% |
| 10/20 | 1,687 | 1,688 | 1,666 | 1,666 | +0.42% | 827,900 | 5412億2276万 | -2.52% |
| 10/20 | (空売り報告)JPM Securities Japan Co Ltd. 3,194,200株(0.98%)-0.09% |
| 10/17 | 1,651 | 1,663 | 1,649 | 1,659 | +0.18% | 1,053,300 | 5389億4871万 | -3.15% |
| 10/16 | 1,657 | 1,663 | 1,649 | 1,656 | -0.18% | 1,181,900 | 5379億7412万 | -3.66% |
| 10/15 | (IR情報)17:00 米国ポバール樹脂工場における製造一時停止について |
| 10/15 | 1,656 | 1,668 | 1,652 | 1,659 | +1.1% | 1,312,600 | 5389億4871万 | -3.83% |
| 10/14 | 1,650 | 1,671 | 1,633 | 1,641 | -1.74% | 1,948,500 | 5331億117万 | -5.2% |
| 10/10 | 1,720 | 1,721 | 1,670 | 1,670 | -3.47% | 2,448,800 | 5425億2221万 | -3.86% |
| 10/10 | (空売り報告)JPM Securities Japan Co Ltd. 3,495,025株(1.07%)-0.08% |
| 10/09 | 1,725 | 1,746 | 1,723 | 1,730 | -1.37% | 1,644,900 | 5620億1403万 | -0.63% |
| 10/08 | 1,757 | 1,767 | 1,754 | 1,754 | -0.51% | 1,188,800 | 5698億1075万 | +0.63% |
| 10/08 | (空売り報告)JPM Securities Japan Co Ltd. 3,767,574株(1.15%)-0.14% |
| 10/07 | (IR情報)17:00 自己株式の取得結果および取得終了に関するお知らせ |
| 10/07 | (空売り報告)JPM Securities Japan Co Ltd. 4,205,274株(1.29%)-0.01% |
| 10/06 | (5%ルール)ノムラインターナショナルピーエルシー(NOMURA IN…(1.02%)野村アセットマネジメント(5.43%)野村證券(0.01%) |
| 10/06 | (空売り報告)JPM Securities Japan Co Ltd. 4,223,975株(1.3%)+0.01% |
| 10/03 | (自社株買い)取締役会(2025年5月14日)での決議状況(取得期間2025年5月15日~2025年9月30日) |
| 10/03 | (空売り報告)JPM Securities Japan Co Ltd. 4,199,675株(1.29%)-0.02% |
| 10/02 | (IR情報)17:00 自己株式の取得状況に関するお知らせ |