| 2026 |
| 07/10 | 6,282 | 6,423 | 6,281 | 6,351 | -0.49% | 770,600 | 1兆3037億 | -1.84% |
| 07/09 | 6,400 | 6,452 | 6,323 | 6,382 | -1.33% | 855,500 | 1兆3101億 | -1.05% |
| 07/08 | 6,672 | 6,840 | 6,468 | 6,468 | -4.99% | 851,400 | 1兆3278億 | +0.64% |
| 07/07 | 6,773 | 7,007 | 6,757 | 6,808 | -0.71% | 987,200 | 1兆3976億 | +6.38% |
| 07/06 | 6,833 | 6,949 | 6,790 | 6,857 | +1.26% | 513,100 | 1兆4076億 | +7.65% |
| 07/03 | 6,675 | 6,772 | 6,594 | 6,772 | +1.94% | 763,200 | 1兆3902億 | +6.81% |
| 07/02 | 6,676 | 6,785 | 6,530 | 6,643 | -1.23% | 928,000 | 1兆3637億 | +4.94% |
| 07/01 | 6,795 | 6,870 | 6,675 | 6,726 | +0.06% | 655,200 | 1兆3807億 | +6.31% |
| 06/30 | 6,850 | 6,871 | 6,694 | 6,722 | -1.1% | 731,000 | 1兆3799億 | +6.41% |
| 06/29 | 6,740 | 6,850 | 6,682 | 6,797 | +1.15% | 840,400 | 1兆3953億 | +7.68% |
| 06/26 | 6,640 | 6,785 | 6,608 | 6,720 | +0.7% | 805,700 | 1兆3795億 | +6.7% |
| 06/25 | 6,832 | 6,840 | 6,613 | 6,673 | -0.88% | 762,900 | 1兆3698億 | +6.46% |
| 06/24 | 6,735 | 6,790 | 6,660 | 6,732 | +1.46% | 942,700 | 1兆3820億 | +7.8% |
| 06/23 | 6,797 | 6,842 | 6,635 | 6,635 | -1.5% | 916,300 | 1兆3620億 | +6.69% |
| 06/22 | 6,720 | 6,848 | 6,634 | 6,736 | -1.36% | 1,069,300 | 1兆3828億 | +8.47% |
| 06/19 | 6,660 | 6,829 | 6,589 | 6,829 | +3.3% | 2,033,200 | 1兆4019億 | +10.15% |
| 06/18 | 6,499 | 6,670 | 6,467 | 6,611 | +2.23% | 759,400 | 1兆3571億 | +6.63% |
| 06/17 | 6,400 | 6,500 | 6,388 | 6,467 | +3.69% | 836,500 | 1兆3275億 | +4.09% |
| 06/16 | 6,320 | 6,320 | 6,185 | 6,237 | -1.66% | 920,800 | 1兆2803億 | -0.13% |
| 06/15 | 6,163 | 6,396 | 6,163 | 6,342 | +9.86% | 1,390,100 | 1兆3019億 | +0.84% |
| 06/12 | 5,944 | 5,944 | 5,711 | 5,773 | -0.48% | 1,376,000 | 1兆1851億 | -8.68% |
| 06/11 | 5,862 | 5,886 | 5,692 | 5,801 | -2.26% | 778,200 | 1兆1908億 | -8.98% |
| 06/10 | 6,033 | 6,087 | 5,907 | 5,935 | -1.03% | 969,800 | 1兆2183億 | -7.58% |
| 06/09 | 5,765 | 6,015 | 5,765 | 5,997 | +4.39% | 1,331,800 | 1兆2311億 | -7.08% |
| 06/08 | 5,814 | 5,865 | 5,700 | 5,745 | -1.86% | 889,300 | 1兆1793億 | -11.45% |
| 06/05 | 5,823 | 5,914 | 5,794 | 5,854 | +1.18% | 747,600 | 1兆2017億 | -10.35% |
| 06/04 | 5,820 | 5,909 | 5,777 | 5,786 | -0.28% | 1,104,600 | 1兆1877億 | -11.46% |
| 06/03 | 6,000 | 6,032 | 5,762 | 5,802 | -4.37% | 2,413,900 | 1兆1910億 | -11.38% |
| 06/02 | 6,007 | 6,127 | 5,932 | 6,067 | -0.33% | 958,800 | 1兆2454億 | -7.49% |
| 06/01 | (IR情報)15:30 (訂正・数値データ訂正)「2026年3月期決算短信〔日本基準〕(連結)」の一部訂正のお知らせ |
| 06/01 | 6,594 | 6,609 | 6,077 | 6,087 | -6.9% | 1,217,500 | 1兆2495億 | -7.17% |
| 05/29 | 6,579 | 6,648 | 6,488 | 6,538 | -0.46% | 1,430,500 | 1兆3421億 | -0.32% |
| 05/28 | 6,492 | 6,626 | 6,459 | 6,568 | +1.44% | 782,800 | 1兆3483億 | +0.38% |
| 05/27 | 6,682 | 6,710 | 6,433 | 6,475 | -1.94% | 783,000 | 1兆3292億 | -0.78% |
| 05/26 | 6,500 | 6,768 | 6,442 | 6,603 | +2.5% | 1,211,200 | 1兆3555億 | +1.35% |
| 05/25 | 6,060 | 6,442 | 6,008 | 6,442 | +7.98% | 1,278,200 | 1兆3224億 | -0.82% |
| 05/22 | 6,105 | 6,129 | 5,913 | 5,966 | -2.02% | 1,276,300 | 1兆2247億 | -8.07% |
| 05/21 | 6,250 | 6,252 | 6,037 | 6,089 | +0.02% | 1,103,700 | 1兆2500億 | -6.34% |
| 05/20 | 6,322 | 6,355 | 6,028 | 6,088 | -5.2% | 1,166,500 | 1兆2497億 | -6.5% |
| 05/19 | 6,500 | 6,587 | 6,330 | 6,422 | -0.74% | 1,076,500 | 1兆3183億 | -1.55% |
| 05/18 | 6,800 | 6,823 | 6,441 | 6,470 | -5.48% | 1,318,600 | 1兆3282億 | -0.74% |
| 05/15 | 6,968 | 7,047 | 6,741 | 6,845 | -1.21% | 999,100 | 1兆4051億 | +5.28% |
| 05/14 | 7,250 | 7,250 | 6,912 | 6,929 | -4.65% | 1,185,500 | 1兆4224億 | +7.08% |
| 05/13 | 7,280 | 7,372 | 7,190 | 7,267 | -1.08% | 898,200 | 1兆4918億 | +12.86% |
| 05/12 | 7,270 | 7,460 | 7,209 | 7,346 | +2.53% | 1,450,100 | 1兆5080億 | +14.98% |
| 05/11 | 7,050 | 7,198 | 7,014 | 7,165 | +1.69% | 1,230,500 | 1兆4708億 | +12.96% |
| 05/08 | 6,912 | 7,054 | 6,841 | 7,046 | +0.3% | 1,397,700 | 1兆4464億 | +12% |
| 05/07 | 6,834 | 7,025 | 6,818 | 7,025 | +4.32% | 1,967,000 | 1兆4421億 | +12.42% |
| 05/01 | 6,900 | 7,029 | 6,729 | 6,734 | -1.52% | 1,585,800 | 1兆3824億 | +8.33% |
| 04/30 | 6,697 | 6,838 | 6,522 | 6,838 | +0.6% | 2,659,900 | 1兆4037億 | +10.31% |
| 04/28 | (IR情報)13:00 2026年3月期決算短信〔日本基準〕(連結) |
| 04/28 | (IR情報)13:00 剰余金の配当(増配)に関するお知らせ |
| 04/28 | (IR情報)13:00 2024-2026年度関電工グループ中期経営計画の見直し並びに資本コストや株価を意識した経営の実現に向けた対応に関するお知らせ |
| 04/28 | (IR情報)13:00 支配株主等に関する事項 |
| 04/28 | (IR情報)13:00 役員の異動に関するお知らせ |
| 04/28 | 6,412 | 6,797 | 6,022 | 6,797 | +13.62% | 9,927,100 | 1兆3953億 | +10% |
| 04/27 | 6,004 | 6,110 | 5,892 | 5,982 | -1.5% | 1,078,500 | 1兆2280億 | -2.72% |
| 04/24 | 6,096 | 6,109 | 5,989 | 6,073 | -0.07% | 738,400 | 1兆2467億 | -1.19% |
| 04/23 | 6,002 | 6,092 | 5,908 | 6,077 | +0.41% | 1,031,900 | 1兆2475億 | -1.2% |
| 04/22 | 6,122 | 6,140 | 6,007 | 6,052 | -1.51% | 808,400 | 1兆2424億 | -1.79% |
| 04/21 | 6,167 | 6,198 | 6,120 | 6,145 | +0.1% | 709,200 | 1兆2614億 | -0.39% |
| 04/20 | 6,190 | 6,217 | 6,111 | 6,139 | -0.03% | 372,400 | 1兆2602億 | -0.42% |
| 04/17 | 6,154 | 6,195 | 6,118 | 6,141 | -0.76% | 499,600 | 1兆2606億 | -0.37% |
| 04/16 | 6,091 | 6,202 | 6,052 | 6,188 | +1.28% | 918,500 | 1兆2703億 | +0.39% |
| 04/15 | 6,375 | 6,427 | 6,110 | 6,110 | -3.41% | 849,500 | 1兆2543億 | -0.91% |
| 04/14 | 6,280 | 6,379 | 6,266 | 6,326 | +1.33% | 591,700 | 1兆2986億 | +2.59% |
| 04/13 | 6,265 | 6,368 | 6,205 | 6,243 | -1.42% | 502,000 | 1兆2816億 | +1.5% |
| 04/10 | 6,399 | 6,453 | 6,288 | 6,333 | -0.81% | 655,500 | 1兆3000億 | +2.86% |
| 04/09 | 6,366 | 6,408 | 6,268 | 6,385 | +1.35% | 921,400 | 1兆3107億 | +3.57% |
| 04/08 | 6,350 | 6,361 | 6,231 | 6,300 | +3.7% | 784,700 | 1兆2933億 | +2.14% |
| 04/07 | 6,080 | 6,119 | 6,010 | 6,075 | +0.2% | 439,900 | 1兆2471億 | -1.76% |
| 04/06 | 6,110 | 6,162 | 6,063 | 6,063 | -0.82% | 474,500 | 1兆2446億 | -2.48% |
| 04/03 | 6,122 | 6,139 | 6,041 | 6,113 | +1.51% | 361,200 | 1兆2549億 | -2.24% |
| 04/02 | 6,280 | 6,306 | 6,002 | 6,022 | -2.87% | 717,700 | 1兆2362億 | -4.03% |
| 04/01 | 6,098 | 6,200 | 6,031 | 6,200 | +5.77% | 918,500 | 1兆2727億 | -1.52% |
| 03/31 | 5,795 | 5,985 | 5,680 | 5,862 | -2.22% | 1,683,800 | 1兆2034億 | -7.13% |
| 03/30 | 5,910 | 6,010 | 5,838 | 5,995 | -3.56% | 1,011,100 | 1兆2307億 | -5.53% |
| 03/27 | (5%ルール)東京パワーテクノロジー(0.17%)東京電力パワーグリッド(33.41%)東電タウンプランニング(0.25%)東電不動産(0.4%) |
| 03/27 | 6,206 | 6,241 | 6,117 | 6,216 | -1.43% | 814,700 | 1兆2760億 | -2.45% |
| 03/26 | 6,375 | 6,400 | 6,234 | 6,306 | -0.41% | 577,100 | 1兆2945億 | -1.33% |
| 03/25 | 6,298 | 6,352 | 6,230 | 6,332 | +4.7% | 927,900 | 1兆2998億 | -1.17% |
| 03/24 | 6,098 | 6,119 | 5,925 | 6,048 | +2.2% | 622,700 | 1兆2415億 | -5.57% |
| 03/23 | 5,995 | 6,017 | 5,794 | 5,918 | -4.47% | 1,264,800 | 1兆2148億 | -7.78% |
| 03/19 | 6,206 | 6,227 | 6,011 | 6,195 | -2.47% | 1,381,600 | 1兆2717億 | -3.76% |
| 03/19 | (空売り報告)野村證券 16,650株(0%)-1.32%義務消失 |
| 03/18 | 6,203 | 6,363 | 6,160 | 6,352 | +2.01% | 834,100 | 1兆3039億 | -1.21% |
| 03/17 | 6,183 | 6,273 | 6,144 | 6,227 | +3.03% | 897,900 | 1兆2783億 | -2.93% |
| 03/16 | 6,097 | 6,120 | 5,976 | 6,044 | -1.11% | 808,600 | 1兆2407億 | -5.5% |
| 03/13 | 5,951 | 6,152 | 5,950 | 6,112 | -0.21% | 1,057,400 | 1兆2547億 | -4.19% |
| 03/12 | 6,139 | 6,199 | 6,088 | 6,125 | -1.83% | 800,400 | 1兆2573億 | -3.76% |
| 03/11 | (自社株買い)取締役会(2026年1月29日)での決議状況(取得期間2026年2月2日~2026年2月6日) |
| 03/11 | 6,284 | 6,331 | 6,220 | 6,239 | +1.94% | 1,208,800 | 1兆2807億 | -1.78% |
| 03/10 | 6,122 | 6,216 | 6,057 | 6,120 | +2.96% | 1,234,600 | 1兆2563億 | -3.24% |
| 03/09 | 5,950 | 6,024 | 5,761 | 5,944 | -6.99% | 1,813,000 | 1兆2202億 | -5.7% |
| 03/06 | 6,400 | 6,500 | 6,231 | 6,391 | -2.47% | 1,228,500 | 1兆3119億 | +1.53% |
| 03/05 | 6,578 | 6,676 | 6,458 | 6,553 | +1.49% | 1,093,700 | 1兆3452億 | +4.63% |
| 03/04 | 6,607 | 6,695 | 6,328 | 6,457 | -3.48% | 2,002,100 | 1兆3255億 | +3.83% |
| 03/04 | (空売り報告)野村證券 2,721,925株(1.32%)+0.03% |
| 03/03 | 6,840 | 6,954 | 6,690 | 6,690 | -2.9% | 1,716,900 | 1兆3733億 | +8.2% |
| 03/02 | 6,712 | 6,971 | 6,711 | 6,890 | -1.37% | 1,908,500 | 1兆4144億 | +12.11% |
| 03/02 | (空売り報告)野村證券 2,649,934株(1.29%)-0.01% |
| 02/27 | 6,635 | 6,986 | 6,630 | 6,986 | +4.86% | 2,239,900 | 1兆4341億 | +14.51% |
| 02/27 | (空売り報告)野村證券 2,672,534株(1.3%)+0.01% |
| 02/26 | 6,597 | 6,785 | 6,560 | 6,662 | +2.01% | 2,117,500 | 1兆3676億 | +10.1% |
| 02/25 | 6,595 | 6,631 | 6,421 | 6,531 | -1.3% | 2,034,900 | 1兆3407億 | +8.6% |
| 02/24 | (5%ルール)東京パワーテクノロジー(0.17%)東京電力パワーグリッド(34.73%)東電タウンプランニング(0.25%)東電不動産(0.4%) |
| 02/24 | 6,701 | 6,760 | 6,512 | 6,617 | -1.06% | 5,870,300 | 1兆3583億 | +10.5% |
| 02/24 | (空売り報告)野村證券 2,661,031株(1.29%)-0.04% |
| 02/20 | 6,694 | 6,770 | 6,545 | 6,688 | +0.36% | 1,645,500 | 1兆3729億 | +12.23% |
| 02/19 | 6,670 | 6,744 | 6,617 | 6,664 | -0.46% | 2,502,100 | 1兆3680億 | +12.59% |
| 02/18 | 6,701 | 6,950 | 6,660 | 6,695 | -0.07% | 2,327,100 | 1兆3744億 | +13.86% |
| 02/17 | 6,402 | 6,723 | 6,323 | 6,700 | +6.62% | 5,117,900 | 1兆3754億 | +14.78% |
| 02/16 | (IR情報)17:00 売出価格等の決定に関するお知らせ |
| 02/16 | 6,300 | 6,326 | 6,193 | 6,284 | -0.91% | 2,655,000 | 1兆2900億 | +8.53% |
| 02/16 | (空売り報告)野村證券 2,744,131株(1.33%)新規 |
| 02/13 | (自社株買い)取締役会(2026年1月29日)での決議状況(取得期間2026年2月2日~2026年2月6日) |
| 02/13 | 6,308 | 6,460 | 6,172 | 6,342 | -1.03% | 1,967,000 | 1兆3019億 | +10.16% |
| 02/09 | (IR情報)15:00 代表取締役の異動及び役員の異動に関するお知らせ |
| 02/09 | (5%ルール)東京パワーテクノロジー(0.17%)東京電力パワーグリッド(43.63%)東電タウンプランニング(0.25%)東電不動産(0.4%) |