| 2026 |
| 04/21 | 2,773 | 2,790 | 2,739 | 2,739 | -0.54% | 4,364,000 | 4兆1371億 | +8.6% |
| 04/20 | 2,729 | 2,760 | 2,704 | 2,754 | +2.46% | 4,262,700 | 4兆1598億 | +9.68% |
| 04/17 | 2,680 | 2,710 | 2,667 | 2,688 | -0.44% | 3,943,100 | 4兆601億 | +7.43% |
| 04/16 | 2,611 | 2,715 | 2,609 | 2,700 | +3.65% | 5,960,000 | 4兆782億 | +8.13% |
| 04/15 | 2,596 | 2,613 | 2,579 | 2,605 | +0.85% | 3,550,000 | 3兆9347億 | +4.41% |
| 04/14 | 2,605 | 2,607 | 2,572 | 2,583 | +0.27% | 3,336,600 | 3兆9015億 | +3.49% |
| 04/13 | 2,577 | 2,605 | 2,562 | 2,576 | -0.04% | 3,287,100 | 3兆8909億 | +3.29% |
| 04/10 | 2,573 | 2,623 | 2,500 | 2,577 | +0.16% | 6,391,800 | 3兆8924億 | +3.25% |
| 04/09 | 2,608 | 2,613 | 2,562 | 2,573 | -1.23% | 5,340,600 | 3兆8864億 | +3% |
| 04/08 | 2,648 | 2,648 | 2,582 | 2,605 | +4.08% | 5,513,200 | 3兆9347億 | +4.28% |
| 04/07 | 2,494 | 2,513 | 2,473 | 2,503 | +0.2% | 2,657,500 | 3兆7807億 | +0.08% |
| 04/06 | (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~2026年3月24日) |
| 04/06 | 2,500 | 2,527 | 2,482 | 2,498 | +0.77% | 2,731,600 | 3兆7731億 | -0.56% |
| 04/03 | 2,475 | 2,489 | 2,440 | 2,479 | +2.23% | 2,833,000 | 3兆7444億 | -1.7% |
| 04/02 | 2,528 | 2,530 | 2,415 | 2,425 | -2.53% | 3,670,500 | 3兆6629億 | -4.26% |
| 04/01 | 2,478 | 2,488 | 2,429 | 2,488 | +4.63% | 4,525,200 | 3兆7580億 | -2.32% |
| 03/31 | 2,343 | 2,428 | 2,343 | 2,378 | -0.63% | 5,248,600 | 3兆5919億 | -6.96% |
| 03/30 | 2,314 | 2,393 | 2,313 | 2,393 | -1.68% | 6,502,100 | 3兆6145億 | -6.78% |
| 03/27 | 2,415 | 2,447 | 2,388 | 2,434 | -0.12% | 4,826,300 | 3兆6764億 | -5.59% |
| 03/26 | 2,442 | 2,455 | 2,410 | 2,437 | -0.73% | 4,346,500 | 3兆6810億 | -5.76% |
| 03/25 | 2,460 | 2,471 | 2,441 | 2,455 | +1.82% | 3,785,500 | 3兆7082億 | -5.32% |
| 03/24 | 2,392 | 2,411 | 2,368 | 2,411 | +3.21% | 2,746,100 | 3兆6417億 | -7.23% |
| 03/23 | 2,321 | 2,349 | 2,305 | 2,336 | -3.51% | 5,822,800 | 3兆5284億 | -10.43% |
| 03/19 | 2,464 | 2,475 | 2,402 | 2,421 | -4.46% | 10,774,800 | 3兆6568億 | -7.67% |
| 03/18 | 2,500 | 2,534 | 2,496 | 2,534 | +2.84% | 3,595,100 | 3兆8275億 | -3.76% |
| 03/17 | 2,496 | 2,505 | 2,462 | 2,464 | +0.16% | 3,477,700 | 3兆7218億 | -6.63% |
| 03/16 | 2,500 | 2,515 | 2,427 | 2,460 | -2.88% | 3,888,100 | 3兆7157億 | -6.96% |
| 03/13 | (IR情報)15:30 自己株式の取得状況及び取得終了に関するお知らせ |
| 03/13 | 2,519 | 2,570 | 2,519 | 2,533 | -1.4% | 5,530,800 | 3兆8260億 | -4.34% |
| 03/12 | 2,600 | 2,623 | 2,551 | 2,569 | -2.73% | 6,734,800 | 3兆8804億 | -3.02% |
| 03/11 | 2,650 | 2,685 | 2,627 | 2,641 | +0.57% | 5,691,100 | 3兆9891億 | -0.38% |
| 03/10 | 2,598 | 2,640 | 2,587 | 2,626 | +4.04% | 6,355,800 | 3兆9665億 | -0.45% |
| 03/09 | 2,504 | 2,550 | 2,468 | 2,524 | -4.43% | 7,620,500 | 3兆8124億 | -3.88% |
| 03/06 | 2,603 | 2,652 | 2,583 | 2,641 | +0.84% | 4,781,600 | 3兆9891億 | +0.99% |
| 03/05 | (IR情報)15:30 自己株式の取得状況に関するお知らせ |
| 03/05 | (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~2026年3月24日) |
| 03/05 | 2,681 | 2,685 | 2,606 | 2,619 | +1.47% | 7,491,500 | 3兆9559億 | +0.69% |
| 03/04 | 2,579 | 2,630 | 2,567 | 2,581 | -3.59% | 6,608,600 | 3兆8985億 | -0.31% |
| 03/03 | 2,725 | 2,740 | 2,656 | 2,677 | -3.36% | 5,679,800 | 4兆435億 | +3.88% |
| 03/02 | 2,696 | 2,770 | 2,689 | 2,770 | +0.22% | 5,351,100 | 4兆1840億 | +8.08% |
| 02/27 | 2,758 | 2,785 | 2,743 | 2,764 | +0.55% | 6,350,000 | 4兆1749億 | +8.56% |
| 02/26 | 2,780 | 2,798 | 2,736 | 2,749 | -1.12% | 4,511,500 | 4兆1522億 | +8.79% |
| 02/25 | (IR情報)15:30 スポンサー付き米国預託証券(ADR)プログラムの廃止に関するお知らせ |
| 02/25 | 2,736 | 2,818 | 2,726 | 2,780 | +2.58% | 7,123,600 | 4兆1991億 | +10.8% |
| 02/24 | 2,683 | 2,732 | 2,671 | 2,710 | +1.99% | 4,724,300 | 4兆933億 | +8.88% |
| 02/20 | 2,650 | 2,670 | 2,636 | 2,657 | +0.04% | 3,728,100 | 4兆133億 | +7.48% |
| 02/19 | 2,638 | 2,680 | 2,638 | 2,656 | +0.68% | 5,199,600 | 4兆118億 | +8.1% |
| 02/18 | 2,581 | 2,647 | 2,580 | 2,638 | +0.92% | 5,082,400 | 3兆9846億 | +8.03% |
| 02/17 | 2,604 | 2,624 | 2,574 | 2,614 | +0.58% | 3,918,500 | 3兆9483億 | +7.7% |
| 02/16 | 2,683 | 2,683 | 2,599 | 2,599 | -1.29% | 3,868,500 | 3兆9257億 | +7.8% |
| 02/13 | 2,613 | 2,660 | 2,611 | 2,633 | -1.83% | 9,644,500 | 3兆9770億 | +9.94% |
| 02/12 | 2,723 | 2,738 | 2,671 | 2,682 | -1.25% | 5,170,500 | 4兆510億 | +12.69% |
| 02/10 | 2,710 | 2,758 | 2,710 | 2,716 | +1.72% | 6,339,000 | 4兆1024億 | +14.94% |
| 02/09 | 2,690 | 2,739 | 2,657 | 2,670 | +3.37% | 8,943,800 | 4兆329億 | +13.96% |
| 02/06 | 2,550 | 2,601 | 2,540 | 2,583 | +0.12% | 4,365,300 | 3兆9015億 | +11.14% |
| 02/05 | (IR情報)15:30 自己株式の取得状況に関するお知らせ |
| 02/05 | (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~2026年3月24日) |
| 02/05 | 2,577 | 2,602 | 2,558 | 2,580 | +1.02% | 5,655,400 | 3兆8970億 | +11.74% |
| 02/04 | (IR情報)18:00 (訂正)「2026年3月期第3四半期決算説明会資料」及び「経営改革プロジェクト進捗報告」 |
| 02/04 | 2,526 | 2,583 | 2,508 | 2,554 | -1.77% | 10,101,700 | 3兆8577億 | +11.33% |
| 02/03 | (IR情報)10:00 経営改革プロジェクト進捗報告 |
| 02/03 | (IR情報)10:00 2026年3月期第3四半期決算説明会資料 |
| 02/03 | 2,502 | 2,609 | 2,484 | 2,600 | +11.35% | 13,302,800 | 3兆9272億 | +14.09% |
| 02/02 | (IR情報)16:35 代表取締役の異動に関するお知らせ |
| 02/02 | (IR情報)16:35 監査等委員会設置会社への移行に関するお知らせ |
| 02/02 | (IR情報)15:30 2026年3月期第3四半期決算短信〔IFRS〕(連結) |
| 02/02 | (IR情報)15:30 2026年3月期通期連結業績予想の修正に関するお知らせ |
| 02/02 | 2,355 | 2,374 | 2,325 | 2,335 | +1.17% | 5,869,200 | 3兆5269億 | +3.23% |
| 01/30 | 2,284 | 2,308 | 2,269 | 2,308 | +1.67% | 5,056,300 | 3兆4861億 | +2.3% |
| 01/29 | 2,275 | 2,288 | 2,252 | 2,270 | -0.35% | 4,976,400 | 3兆4287億 | +0.8% |
| 01/28 | 2,303 | 2,309 | 2,273 | 2,278 | -1.94% | 4,367,200 | 3兆4408億 | +1.33% |
| 01/27 | 2,283 | 2,323 | 2,278 | 2,323 | +1.98% | 3,633,100 | 3兆5088億 | +3.47% |
| 01/26 | 2,291 | 2,319 | 2,266 | 2,278 | -2.44% | 4,264,500 | 3兆4408億 | +1.7% |
| 01/23 | (IR情報)15:30 (開示事項の経過)連結子会社等の異動(株式譲渡)完了に関するお知らせ |
| 01/23 | 2,356 | 2,374 | 2,335 | 2,335 | -0.04% | 3,454,200 | 3兆5269億 | +4.33% |
| 01/22 | (IR情報)15:30 当社ケミカル事業の新設子会社への会社分割による承継及び新設子会社の株式の譲渡に関するお知らせ |
| 01/22 | 2,307 | 2,342 | 2,304 | 2,336 | +2.23% | 4,932,200 | 3兆5284億 | +4.52% |
| 01/21 | 2,279 | 2,291 | 2,263 | 2,285 | -0.48% | 4,462,100 | 3兆4514億 | +2.42% |
| 01/20 | 2,280 | 2,297 | 2,269 | 2,296 | +0.66% | 3,356,300 | 3兆4680億 | +3.1% |
| 01/19 | 2,280 | 2,307 | 2,246 | 2,281 | -0.91% | 3,110,500 | 3兆4453億 | +2.66% |
| 01/16 | 2,256 | 2,317 | 2,256 | 2,302 | +1.28% | 3,538,300 | 3兆4771億 | +3.79% |
| 01/15 | 2,256 | 2,282 | 2,253 | 2,273 | 0% | 3,934,500 | 3兆4333億 | +2.76% |
| 01/14 | 2,289 | 2,289 | 2,256 | 2,273 | +0.35% | 4,533,500 | 3兆4333億 | +3.04% |
| 01/13 | 2,281 | 2,310 | 2,262 | 2,265 | +1.66% | 6,397,200 | 3兆4212億 | +2.86% |
| 01/09 | 2,218 | 2,252 | 2,214 | 2,228 | +1.46% | 6,553,600 | 3兆3653億 | +1.41% |
| 01/08 | (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~2026年3月24日) |
| 01/08 | (IR情報)15:30 自己株式の取得状況に関するお知らせ |
| 01/08 | 2,237 | 2,256 | 2,196 | 2,196 | -2.05% | 4,559,100 | 3兆3170億 | +0.18% |
| 01/07 | 2,248 | 2,272 | 2,242 | 2,242 | -0.66% | 3,881,600 | 3兆3864億 | +2.42% |
| 01/06 | 2,254 | 2,277 | 2,239 | 2,257 | +1.12% | 4,708,900 | 3兆4091億 | +3.3% |
| 01/05 | 2,220 | 2,261 | 2,220 | 2,232 | +1.59% | 4,558,800 | 3兆3713億 | +2.39% |
| 2025 |
| 12/30 | 2,183 | 2,204 | 2,183 | 2,197 | +0.23% | 2,935,000 | 3兆3185億 | +1.01% |
| 12/29 | 2,187 | 2,200 | 2,179 | 2,192 | -0.5% | 2,221,900 | 3兆3109億 | +0.97% |
| 12/26 | 2,208 | 2,220 | 2,195 | 2,203 | +0.36% | 1,939,000 | 3兆3275億 | +1.71% |
| 12/25 | 2,197 | 2,198 | 2,182 | 2,195 | +0.73% | 1,144,800 | 3兆3154億 | +1.67% |
| 12/24 | 2,205 | 2,215 | 2,179 | 2,179 | -0.14% | 2,856,400 | 3兆2913億 | +1.21% |
| 12/23 | 2,198 | 2,223 | 2,182 | 2,182 | -0.95% | 2,700,700 | 3兆2958億 | +1.68% |
| 12/22 | 2,176 | 2,206 | 2,174 | 2,203 | +1.85% | 3,022,900 | 3兆3275億 | +2.9% |
| 12/19 | 2,193 | 2,202 | 2,149 | 2,163 | -1.55% | 7,167,100 | 3兆2671億 | +1.17% |
| 12/18 | 2,192 | 2,213 | 2,178 | 2,197 | -0.99% | 4,329,700 | 3兆3185億 | +2.95% |
| 12/17 | 2,237 | 2,239 | 2,212 | 2,219 | -0.54% | 3,678,600 | 3兆3517億 | +4.23% |
| 12/16 | 2,236 | 2,242 | 2,218 | 2,231 | -0.76% | 4,435,700 | 3兆3698億 | +5.19% |
| 12/15 | 2,230 | 2,257 | 2,217 | 2,248 | 0% | 4,181,700 | 3兆3955億 | +6.39% |
| 12/12 | 2,211 | 2,248 | 2,174 | 2,248 | +3.4% | 5,814,000 | 3兆3955億 | +6.84% |
| 12/11 | 2,194 | 2,194 | 2,161 | 2,174 | -0.37% | 4,521,400 | 3兆2837億 | +3.77% |
| 12/10 | 2,175 | 2,202 | 2,167 | 2,182 | +0.93% | 4,445,000 | 3兆2958億 | +4.5% |
| 12/09 | 2,148 | 2,164 | 2,148 | 2,162 | +0.51% | 2,946,900 | 3兆2656億 | +3.84% |
| 12/08 | 2,140 | 2,158 | 2,134 | 2,151 | +0.51% | 2,530,700 | 3兆2490億 | +3.56% |
| 12/05 | 2,121 | 2,144 | 2,113 | 2,140 | -0.88% | 2,911,200 | 3兆2324億 | +3.03% |
| 12/04 | (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~2026年3月24日) |
| 12/04 | (IR情報)15:30 自己株式の取得状況に関するお知らせ |
| 12/04 | 2,127 | 2,164 | 2,126 | 2,159 | +1.17% | 3,268,900 | 3兆2611億 | +4.05% |
| 12/03 | 2,137 | 2,148 | 2,123 | 2,134 | +0.66% | 3,101,500 | 3兆2233億 | +2.84% |
| 12/02 | 2,107 | 2,142 | 2,107 | 2,120 | +0.33% | 3,740,200 | 3兆2022億 | +2.07% |
| 12/01 | 2,126 | 2,134 | 2,102 | 2,113 | -1.12% | 3,184,600 | 3兆1916億 | +1.64% |
| 11/28 | 2,121 | 2,138 | 2,119 | 2,137 | +0.38% | 2,185,800 | 3兆2278億 | +2.79% |
| 11/27 | 2,114 | 2,143 | 2,111 | 2,129 | +0.8% | 2,711,600 | 3兆2157億 | +2.41% |
| 11/26 | 2,102 | 2,129 | 2,100 | 2,112 | +1.05% | 4,456,300 | 3兆1901億 | +1.69% |
| 11/25 | 2,099 | 2,103 | 2,070 | 2,090 | +0.53% | 4,111,400 | 3兆1568億 | +0.72% |
| 11/21 | (IR情報)19:30 連結子会社等の異動(株式譲渡)に関するお知らせ |
| 11/21 | 2,004 | 2,080 | 2,004 | 2,079 | +2.06% | 10,288,000 | 3兆1402億 | +0.39% |