| 2026 |
| 10/02 | 8,860 | 8,992 | 8,820 | 8,908 | -0.29% | 507,200 | - | +6.62% |
| 10/01 | 8,620 | 8,945 | 8,607 | 8,934 | +3.68% | 871,300 | - | +7.02% |
| 09/30 | 8,562 | 8,690 | 8,524 | 8,617 | +4.3% | 994,300 | - | +3.38% |
| 09/29 | 8,255 | 8,290 | 8,153 | 8,262 | -0.55% | 852,400 | - | -0.92% |
| 09/28 | 8,413 | 8,445 | 8,268 | 8,308 | -0.6% | 830,200 | - | -0.66% |
| 09/25 | 8,231 | 8,358 | 8,133 | 8,358 | +0.82% | 739,200 | - | -0.27% |
| 09/24 | 8,223 | 8,444 | 8,171 | 8,290 | +2.69% | 855,200 | - | -1.49% |
| 09/24 | (空売り報告)BNP Paribas Financial Markets SNC 1,636,707株(1.28%)新規 |
| 09/18 | 7,984 | 8,149 | 7,961 | 8,073 | +1.65% | 965,000 | - | -4.65% |
| 09/17 | 8,159 | 8,159 | 7,862 | 7,942 | -1.82% | 910,800 | - | -6.76% |
| 09/16 | 8,017 | 8,105 | 7,957 | 8,089 | +0.92% | 483,600 | - | -5.81% |
| 09/15 | (IR情報)14:00 韓国子会社における平澤工場の竣工に関するお知らせ |
| 09/15 | 7,777 | 8,104 | 7,772 | 8,015 | +1.38% | 731,500 | - | -7.21% |
| 09/14 | 7,700 | 7,965 | 7,641 | 7,906 | -1.84% | 821,500 | - | -8.9% |
| 09/11 | 7,927 | 8,090 | 7,864 | 8,054 | -3.15% | 894,300 | - | -7.57% |
| 09/10 | 8,377 | 8,406 | 8,194 | 8,316 | -0.74% | 695,600 | - | -4.94% |
| 09/09 | 8,356 | 8,645 | 8,350 | 8,378 | +3.38% | 628,500 | - | -4.84% |
| 09/08 | 8,331 | 8,596 | 8,104 | 8,104 | -4.42% | 648,600 | - | -8.28% |
| 09/07 | 8,425 | 8,531 | 8,360 | 8,479 | +2.45% | 522,100 | - | -4.38% |
| 09/04 | 8,050 | 8,330 | 8,043 | 8,276 | +1.68% | 713,600 | - | -6.83% |
| 09/03 | 8,250 | 8,298 | 8,071 | 8,139 | -0.25% | 984,000 | - | -8.43% |
| 09/02 | 8,299 | 8,368 | 8,130 | 8,159 | -4.41% | 941,900 | - | -8.29% |
| 09/01 | 8,581 | 8,618 | 8,415 | 8,535 | -0.84% | 708,600 | - | -4.42% |
| 08/31 | 8,432 | 8,673 | 8,375 | 8,607 | -0.02% | 568,200 | - | -4.22% |
| 08/28 | 8,770 | 8,856 | 8,585 | 8,609 | -1.95% | 477,600 | - | -4.81% |
| 08/27 | (IR情報)14:00 人事異動のお知らせ |
| 08/27 | 8,900 | 8,956 | 8,640 | 8,780 | +0.57% | 584,500 | - | -3.76% |
| 08/26 | 8,676 | 8,767 | 8,564 | 8,730 | +0.01% | 381,800 | - | -4.93% |
| 08/25 | 8,538 | 8,800 | 8,419 | 8,729 | +1.15% | 496,900 | - | -5.49% |
| 08/24 | 8,676 | 8,795 | 8,586 | 8,630 | -0.76% | 478,200 | - | -7.02% |
| 08/21 | 8,647 | 8,764 | 8,545 | 8,696 | -1.9% | 659,800 | - | -7.04% |
| 08/20 | 8,845 | 8,906 | 8,705 | 8,864 | +1.05% | 642,500 | - | -6.27% |
| 08/19 | 8,735 | 8,957 | 8,666 | 8,772 | -4.79% | 791,900 | - | -7.95% |
| 08/18 | 9,700 | 9,738 | 9,202 | 9,213 | -3.8% | 712,500 | - | -3.96% |
| 08/17 | 9,367 | 9,613 | 9,343 | 9,577 | +2.32% | 538,000 | - | -0.64% |
| 08/14 | 9,776 | 10,050 | 9,328 | 9,360 | -3.39% | 1,212,200 | - | -3.12% |
| 08/13 | 9,486 | 9,743 | 9,456 | 9,688 | +3.77% | 1,558,800 | - | +0.09% |
| 08/12 | 9,054 | 9,440 | 8,960 | 9,336 | +3.45% | 1,024,400 | - | -3.69% |
| 08/10 | 9,049 | 9,250 | 8,943 | 9,025 | +2.56% | 851,200 | - | -7.34% |
| 08/07 | 8,950 | 9,077 | 8,505 | 8,800 | -1.23% | 1,687,700 | - | -10.32% |
| 08/06 | (IR情報)14:01 令和8年熊本地震の被害に対する寄付について |
| 08/06 | (IR情報)14:00 2026年12月期第2四半期(中間期)決算短信〔日本基準〕(連結) |
| 08/06 | (IR情報)14:00 2026年12月期第2四半期決算説明資料 |
| 08/06 | 9,555 | 9,599 | 8,803 | 8,910 | -8.19% | 1,819,400 | - | -9.87% |
| 08/05 | 9,580 | 9,858 | 9,523 | 9,705 | +5.7% | 1,111,000 | - | -2.8% |
| 08/04 | 8,963 | 9,270 | 8,883 | 9,182 | +3.49% | 770,300 | - | -8.64% |
| 08/03 | 8,732 | 9,030 | 8,610 | 8,872 | -0.11% | 815,200 | - | -12.41% |
| 07/31 | 8,997 | 9,415 | 8,830 | 8,882 | +5.78% | 1,787,800 | - | -13.11% |
| 07/30 | (IR情報)14:00 業績予想の修正に関するお知らせ |
| 07/30 | 8,306 | 8,873 | 7,967 | 8,397 | +0.49% | 2,119,400 | - | -18.7% |
| 07/29 | 8,967 | 9,188 | 8,181 | 8,356 | -7.04% | 1,339,100 | - | -19.88% |
| 07/28 | 9,360 | 9,398 | 8,965 | 8,989 | -9.66% | 1,044,700 | - | -14.64% |
| 07/27 | 10,055 | 10,110 | 9,699 | 9,950 | -1% | 778,200 | - | -6.38% |
| 07/24 | 10,280 | 10,370 | 9,967 | 10,050 | -5.01% | 693,000 | - | -5.85% |
| 07/23 | 10,490 | 10,775 | 10,370 | 10,580 | +2.82% | 745,600 | - | -1.25% |
| 07/22 | 10,345 | 10,730 | 10,260 | 10,290 | +2.44% | 683,800 | - | -4% |
| 07/21 | 10,000 | 10,115 | 9,709 | 10,045 | +1.64% | 769,700 | - | -6.37% |
| 07/17 | 10,165 | 10,320 | 9,510 | 9,883 | -5.56% | 1,245,800 | - | -8.07% |
| 07/16 | 10,910 | 10,980 | 10,400 | 10,465 | -6.94% | 884,100 | - | -2.65% |
| 07/15 | (IR情報)14:00 ESG投資指数「FTSE4Good Index Series」,「FTSE JPX Blossom Japan Index」および「FTSE JPX Blossom Japan Sector Relative Index」の構成銘柄に継続選定 |
| 07/15 | 10,890 | 11,265 | 10,755 | 11,245 | +5.39% | 783,200 | - | +4.98% |
| 07/14 | 10,225 | 10,735 | 9,931 | 10,670 | +3.09% | 1,078,400 | - | +0.3% |
| 07/13 | 10,315 | 10,945 | 10,200 | 10,350 | -0.14% | 833,400 | - | -2.42% |
| 07/10 | 10,355 | 10,650 | 10,270 | 10,365 | +2.37% | 1,119,100 | - | -2.04% |
| 07/09 | 10,200 | 10,300 | 10,025 | 10,125 | +3.08% | 735,600 | - | -4.33% |
| 07/08 | 9,803 | 10,145 | 9,729 | 9,822 | -2.37% | 1,010,300 | - | -7.34% |
| 07/07 | (IR情報)14:00 東京応化工業、地熱発電を用いたオフサイトコーポレートPPAを導入 |
| 07/07 | 10,380 | 10,545 | 9,955 | 10,060 | -3.92% | 707,900 | - | -5.4% |
| 07/06 | 10,865 | 10,895 | 10,285 | 10,470 | -3.55% | 692,000 | - | -1.63% |
| 07/03 | 10,355 | 10,855 | 9,955 | 10,855 | +2.02% | 814,700 | - | +1.9% |
| 07/02 | 10,960 | 10,970 | 10,485 | 10,640 | -6.5% | 623,300 | - | -0.18% |
| 07/01 | 11,555 | 11,600 | 11,245 | 11,380 | +0.53% | 656,000 | - | +6.66% |
| 06/30 | 11,350 | 11,495 | 10,995 | 11,320 | +1.39% | 653,000 | - | +6.24% |
| 06/29 | 11,220 | 11,230 | 10,585 | 11,165 | -0.36% | 840,000 | - | +4.85% |
| 06/26 | 11,410 | 11,580 | 10,980 | 11,205 | -2.69% | 840,700 | - | +5.04% |
| 06/25 | 11,530 | 11,840 | 11,340 | 11,515 | +5.35% | 1,005,300 | - | +7.99% |
| 06/24 | 10,605 | 11,220 | 10,550 | 10,930 | +0.23% | 731,500 | - | +2.86% |
| 06/23 | 11,500 | 11,520 | 10,855 | 10,905 | -4.47% | 815,600 | - | +3.01% |
| 06/22 | 11,100 | 11,550 | 11,045 | 11,415 | +2.61% | 626,400 | - | +8.15% |
| 06/19 | 11,235 | 11,435 | 11,010 | 11,125 | +0.86% | 1,079,500 | - | +5.81% |
| 06/18 | 10,860 | 11,180 | 10,845 | 11,030 | +3.04% | 909,300 | - | +5.06% |
| 06/17 | 10,300 | 10,730 | 10,150 | 10,705 | +1.9% | 708,500 | - | +1.76% |
| 06/16 | 10,530 | 10,800 | 10,415 | 10,505 | -0.8% | 809,400 | - | -0.35% |
| 06/15 | 10,500 | 10,670 | 10,245 | 10,590 | +6.92% | 1,101,900 | - | +0.11% |
| 06/12 | (IR情報)14:00 「SOMPOサステナビリティ・インデックス」構成銘柄に選定 |
| 06/12 | 10,055 | 10,180 | 9,857 | 9,905 | +4.25% | 1,156,900 | - | -6.57% |
| 06/11 | 8,886 | 9,572 | 8,686 | 9,501 | +1.21% | 1,405,400 | - | -10.31% |
| 06/10 | (IR情報)14:00 機構改革および人事異動のお知らせ |
| 06/10 | 9,620 | 9,780 | 9,254 | 9,387 | -5.22% | 902,400 | - | -11.47% |
| 06/09 | 9,857 | 9,941 | 9,464 | 9,904 | +2.1% | 1,149,500 | - | -6.43% |
| 06/08 | (IR情報)14:00 阿蘇工場 阿蘇くまもとサイトの稼働開始に関するお知らせ |
| 06/08 | 9,370 | 9,882 | 9,365 | 9,700 | -6.91% | 1,164,700 | - | -8.07% |
| 06/05 | 10,350 | 10,440 | 10,000 | 10,420 | -1.09% | 751,800 | - | -1.05% |
| 06/04 | 10,570 | 10,645 | 10,275 | 10,535 | -1.45% | 722,500 | - | +0.57% |
| 06/03 | 10,710 | 10,875 | 10,410 | 10,690 | +3.69% | 893,300 | - | +2.63% |
| 06/02 | 10,565 | 10,605 | 9,965 | 10,310 | -3.46% | 1,048,900 | - | -0.33% |
| 06/01 | 10,765 | 10,995 | 10,565 | 10,680 | -3% | 951,900 | - | +3.67% |
| 05/29 | 11,140 | 11,150 | 10,660 | 11,010 | +1.01% | 1,351,100 | - | +7.44% |
| 05/28 | 10,935 | 10,995 | 10,525 | 10,900 | -1.18% | 845,000 | - | +7.22% |
| 05/27 | 11,565 | 11,795 | 11,015 | 11,030 | -1.25% | 881,300 | - | +9.29% |
| 05/26 | 11,625 | 11,800 | 11,145 | 11,170 | -3.87% | 824,400 | - | +11.41% |
| 05/25 | 11,350 | 11,815 | 11,235 | 11,620 | +4.64% | 1,007,600 | - | +16.78% |
| 05/22 | 10,690 | 11,170 | 10,525 | 11,105 | +5.06% | 1,045,600 | - | +12.49% |
| 05/21 | 10,395 | 10,890 | 10,330 | 10,570 | +6.3% | 1,327,900 | - | +7.97% |
| 05/20 | 10,005 | 10,085 | 9,701 | 9,944 | -1.74% | 997,200 | - | +2.19% |
| 05/19 | 10,470 | 10,490 | 9,921 | 10,120 | -2.6% | 1,206,700 | - | +4.52% |
| 05/18 | (IR情報)14:00 経済産業省、東京証券取引所により「SX銘柄2026」に選定 |
| 05/18 | 10,850 | 10,895 | 10,330 | 10,390 | -3.44% | 937,600 | - | +7.93% |
| 05/15 | 11,770 | 11,860 | 10,625 | 10,760 | -6.8% | 1,389,100 | - | +13% |
| 05/14 | 11,495 | 11,925 | 11,440 | 11,545 | +2.49% | 1,177,900 | - | +22.78% |
| 05/13 | 11,350 | 11,445 | 10,905 | 11,265 | -1.14% | 1,376,600 | - | +21.78% |
| 05/12 | 12,925 | 12,925 | 11,275 | 11,395 | +1.83% | 2,652,900 | - | +25.25% |
| 05/11 | (IR情報)14:00 2026年12月期第1四半期決算短信〔日本基準〕(連結) |
| 05/11 | (IR情報)14:00 2026年12月期第1四半期決算説明資料 |
| 05/11 | 10,250 | 11,190 | 9,920 | 11,190 | +15.5% | 4,168,800 | - | +24.94% |