| 2026 |
| 06/24 | (IR情報)16:00 譲渡制限付株式報酬としての自己株式の処分に関するお知らせ |
| 06/23 | 5,600 | 5,600 | 5,460 | 5,460 | -2.33% | 65,100 | 3174億3411万 | +9.59% |
| 06/22 | 5,400 | 5,600 | 5,350 | 5,590 | +3.52% | 106,300 | 3249億9207万 | +12.93% |
| 06/19 | 5,390 | 5,450 | 5,330 | 5,400 | +0.37% | 111,600 | 3139億4583万 | +9.96% |
| 06/18 | 5,370 | 5,440 | 5,320 | 5,380 | +0.56% | 84,200 | 3127億8306万 | +10.07% |
| 06/17 | 5,390 | 5,390 | 5,270 | 5,350 | +0.94% | 86,900 | 3110億3892万 | +9.92% |
| 06/16 | 5,300 | 5,340 | 5,220 | 5,300 | -0.93% | 87,200 | 3081億3202万 | +9.23% |
| 06/15 | 5,200 | 5,390 | 5,190 | 5,350 | +4.09% | 107,200 | 3110億3892万 | +10.51% |
| 06/12 | 5,140 | 5,210 | 5,110 | 5,140 | +0.98% | 120,000 | 2988億2992万 | +6.57% |
| 06/11 | 5,050 | 5,120 | 4,980 | 5,090 | +0.59% | 103,300 | 2959億2301万 | +5.78% |
| 06/10 | 5,110 | 5,120 | 5,010 | 5,060 | +0.2% | 129,800 | 2941億7887万 | +5.42% |
| 06/09 | 4,935 | 5,090 | 4,930 | 5,050 | +3.8% | 164,500 | 2935億9749万 | +5.52% |
| 06/08 | 4,765 | 4,880 | 4,740 | 4,865 | +0.62% | 109,700 | 2828億4193万 | +1.88% |
| 06/05 | 4,870 | 4,885 | 4,825 | 4,835 | +0.1% | 67,500 | 2810億9779万 | +1.3% |
| 06/04 | 4,770 | 4,875 | 4,735 | 4,830 | +1.15% | 111,200 | 2808億710万 | +1.41% |
| 06/03 | 4,780 | 4,855 | 4,765 | 4,775 | +0.32% | 73,900 | 2776億950万 | +0.4% |
| 06/02 | 4,800 | 4,800 | 4,655 | 4,760 | -1.75% | 100,500 | 2767億3743万 | +0.23% |
| 06/01 | 4,845 | 4,875 | 4,790 | 4,845 | -0.62% | 99,600 | 2816億7917万 | +2.22% |
| 05/29 | 4,815 | 4,900 | 4,770 | 4,875 | +2.42% | 138,700 | 2834億2332万 | +3.04% |
| 05/28 | 4,775 | 4,825 | 4,715 | 4,760 | -0.31% | 92,300 | 2767億3743万 | +0.83% |
| 05/27 | 4,785 | 4,820 | 4,775 | 4,775 | -0.31% | 78,000 | 2776億950万 | +1.27% |
| 05/26 | 4,715 | 4,865 | 4,680 | 4,790 | +1.59% | 81,000 | 2784億8158万 | +1.7% |
| 05/25 | 4,640 | 4,755 | 4,640 | 4,715 | +2.61% | 85,500 | 2741億2122万 | +0.21% |
| 05/22 | 4,515 | 4,595 | 4,465 | 4,595 | +2.8% | 123,500 | 2671億4464万 | -2.4% |
| 05/21 | 4,530 | 4,550 | 4,465 | 4,470 | -0.33% | 72,300 | 2598億7738万 | -5.2% |
| 05/20 | 4,610 | 4,610 | 4,425 | 4,485 | -3.65% | 95,500 | 2607億4945万 | -5.18% |
| 05/19 | (IR情報)15:00 支配株主等に関する事項について |
| 05/19 | 4,675 | 4,700 | 4,605 | 4,655 | +0.43% | 72,400 | 2706億3293万 | -1.92% |
| 05/18 | 4,775 | 4,785 | 4,620 | 4,635 | -3.94% | 96,300 | 2694億7017万 | -2.5% |
| 05/15 | 4,920 | 4,945 | 4,765 | 4,825 | -0.52% | 89,100 | 2805億1641万 | +1.45% |
| 05/14 | 4,960 | 4,960 | 4,845 | 4,850 | -2.32% | 54,000 | 2819億6986万 | +2.13% |
| 05/13 | 5,020 | 5,040 | 4,945 | 4,965 | -1.1% | 68,900 | 2886億5575万 | +4.7% |
| 05/12 | 4,905 | 5,020 | 4,890 | 5,020 | +2.34% | 91,200 | 2918億5334万 | +6.11% |
| 05/11 | 4,880 | 4,930 | 4,825 | 4,905 | +0.62% | 68,700 | 2851億6746万 | +3.9% |
| 05/08 | 4,750 | 4,895 | 4,750 | 4,875 | +2.09% | 118,200 | 2834億2332万 | +3.57% |
| 05/07 | 4,790 | 4,835 | 4,760 | 4,775 | +1.17% | 74,900 | 2776億950万 | +1.7% |
| 05/01 | 4,715 | 4,765 | 4,640 | 4,720 | -0.94% | 75,900 | 2744億1191万 | +0.62% |
| 04/30 | 4,605 | 4,820 | 4,570 | 4,765 | -1.04% | 170,100 | 2770億2812万 | +1.6% |
| 04/28 | (IR情報)15:00 2026年3月期の剰余金の配当(増配)及び2027年3月期の配当予想に関するお知らせ |
| 04/28 | (IR情報)15:00 取締役および役付執行役員の人事に関するお知らせ |
| 04/28 | (IR情報)15:00 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ついて(アップデート) |
| 04/28 | (IR情報)15:00 2026年3月期決算短信〔日本基準〕(連結) |
| 04/28 | (IR情報)15:00 中期経営計画2027(2025~2027年度)および中電工グループ2030ビジョンの数値目標の見直しに関するお知らせ |
| 04/28 | 4,670 | 5,100 | 4,650 | 4,815 | +4.67% | 408,300 | 2799億3503万 | +2.71% |
| 04/27 | 4,620 | 4,645 | 4,560 | 4,600 | -1.08% | 53,100 | 2674億3533万 | -1.71% |
| 04/24 | 4,625 | 4,685 | 4,625 | 4,650 | +1.31% | 78,900 | 2703億4224万 | -0.53% |
| 04/23 | 4,535 | 4,590 | 4,490 | 4,590 | +0.77% | 57,100 | 2668億5395万 | -1.84% |
| 04/22 | 4,615 | 4,620 | 4,555 | 4,555 | -1.41% | 46,100 | 2648億1912万 | -2.75% |
| 04/21 | 4,620 | 4,640 | 4,595 | 4,620 | +0.11% | 40,900 | 2685億9810万 | -1.47% |
| 04/20 | 4,650 | 4,675 | 4,600 | 4,615 | -0.11% | 53,400 | 2683億740万 | -1.58% |
| 04/17 | 4,605 | 4,630 | 4,575 | 4,620 | -0.43% | 48,800 | 2685億9810万 | -1.49% |
| 04/16 | 4,675 | 4,685 | 4,620 | 4,640 | -0.75% | 58,900 | 2697億6086万 | -1.07% |
| 04/15 | 4,790 | 4,830 | 4,660 | 4,675 | -1.99% | 83,500 | 2717億9569万 | -0.4% |
| 04/14 | 4,810 | 4,855 | 4,740 | 4,770 | -0.1% | 73,400 | 2773億1881万 | +1.6% |
| 04/13 | 4,840 | 4,920 | 4,745 | 4,775 | -1.34% | 97,200 | 2776億950万 | +1.9% |
| 04/10 | 4,940 | 4,980 | 4,835 | 4,840 | -1.33% | 73,400 | 2813億8848万 | +3.33% |
| 04/09 | 4,875 | 4,965 | 4,865 | 4,905 | +1.34% | 79,200 | 2851億6746万 | +4.76% |
| 04/08 | 4,865 | 4,895 | 4,810 | 4,840 | +3.2% | 84,000 | 2813億8848万 | +3.57% |
| 04/07 | 4,665 | 4,695 | 4,645 | 4,690 | +0.86% | 39,200 | 2726億6776万 | +0.3% |
| 04/06 | 4,705 | 4,705 | 4,650 | 4,650 | -0.43% | 29,100 | 2703億4224万 | -0.94% |
| 04/03 | 4,695 | 4,725 | 4,670 | 4,670 | -0.32% | 45,000 | 2715億500万 | -0.93% |
| 04/02 | 4,780 | 4,810 | 4,665 | 4,685 | -1.78% | 44,400 | 2723億7707万 | -0.85% |
| 04/01 | 4,700 | 4,770 | 4,675 | 4,770 | +4.61% | 58,300 | 2773億1881万 | +0.74% |
| 03/31 | 4,555 | 4,605 | 4,505 | 4,560 | -0.55% | 86,500 | 2651億981万 | -3.88% |
| 03/30 | 4,405 | 4,675 | 4,400 | 4,585 | -1.93% | 79,500 | 2665億6326万 | -3.66% |
| 03/27 | 4,620 | 4,690 | 4,620 | 4,675 | -0.32% | 71,800 | 2717億9569万 | -2.05% |
| 03/26 | 4,695 | 4,725 | 4,630 | 4,690 | -0.53% | 59,900 | 2726億6776万 | -1.94% |
| 03/25 | 4,715 | 4,755 | 4,710 | 4,715 | +2.39% | 76,800 | 2741億2122万 | -1.57% |
| 03/24 | 4,570 | 4,620 | 4,555 | 4,605 | +2.79% | 40,800 | 2677億2602万 | -4% |
| 03/23 | 4,535 | 4,550 | 4,430 | 4,480 | -4.07% | 66,300 | 2604億5876万 | -6.78% |
| 03/19 | 4,725 | 4,725 | 4,660 | 4,670 | -2.61% | 79,200 | 2715億500万 | -3.19% |
| 03/18 | 4,720 | 4,795 | 4,705 | 4,795 | +2.13% | 48,700 | 2787億7227万 | -0.75% |
| 03/17 | 4,625 | 4,715 | 4,625 | 4,695 | +1.62% | 44,900 | 2729億5845万 | -2.82% |
| 03/16 | 4,620 | 4,645 | 4,580 | 4,620 | 0% | 63,200 | 2685億9810万 | -4.35% |
| 03/13 | 4,550 | 4,645 | 4,550 | 4,620 | -0.43% | 62,800 | 2685億9810万 | -4.33% |
| 03/12 | 4,665 | 4,675 | 4,600 | 4,640 | -2.01% | 60,300 | 2697億6086万 | -3.83% |
| 03/11 | 4,755 | 4,800 | 4,730 | 4,735 | +1.07% | 63,000 | 2752億8398万 | -1.8% |
| 03/11 | (自社株買い)取締役会(2026年2月26日)での決議状況(取得期間2026年2月27日) |
| 03/10 | 4,630 | 4,755 | 4,630 | 4,685 | +2.85% | 85,500 | 2723億7707万 | -2.6% |
| 03/09 | 4,500 | 4,580 | 4,445 | 4,555 | -3.5% | 81,000 | 2648億1912万 | -5.08% |
| 03/06 | 4,740 | 4,755 | 4,675 | 4,720 | -1.56% | 66,900 | 2744億1191万 | -1.67% |
| 03/05 | 4,820 | 4,865 | 4,760 | 4,795 | +2.68% | 80,000 | 2787億7227万 | +0.04% |
| 03/04 | 4,790 | 4,805 | 4,595 | 4,670 | -5.27% | 132,500 | 2715億500万 | -2.42% |
| 03/03 | 5,050 | 5,080 | 4,910 | 4,930 | -4.09% | 140,200 | 2866億2091万 | +3.01% |
| 03/02 | 4,965 | 5,140 | 4,945 | 5,140 | 0% | 117,200 | 2988億2992万 | +7.53% |
| 02/27 | (IR情報)10:30 自己株式立会外買付取引(ToSTNeT-3)による自己株式の取得結果及び自己株式の取得終了に関するお知らせ |
| 02/27 | 5,010 | 5,140 | 5,010 | 5,140 | +3.73% | 70,900 | 2988億2992万 | +7.92% |
| 02/26 | (IR情報)16:45 自己株式の取得及び自己株式立会外買付取引(ToSTNeT-3)による自己株式の買付けに関するお知らせ |
| 02/26 | 4,925 | 4,990 | 4,910 | 4,955 | +0.51% | 52,200 | 2880億7436万 | +4.45% |
| 02/25 | 5,030 | 5,030 | 4,930 | 4,930 | -1.4% | 67,500 | 2866億2091万 | +4.16% |
| 02/24 | 4,955 | 5,000 | 4,855 | 5,000 | +1.63% | 65,700 | 2906億9058万 | +5.8% |
| 02/20 | 4,930 | 4,950 | 4,860 | 4,920 | -0.3% | 48,300 | 2860億3953万 | +4.33% |
| 02/19 | 4,945 | 4,945 | 4,895 | 4,935 | -0.2% | 48,200 | 2869億1160万 | +4.87% |
| 02/18 | 4,900 | 4,945 | 4,880 | 4,945 | +1.75% | 69,600 | 2874億9298万 | +5.32% |
| 02/17 | 4,810 | 4,890 | 4,790 | 4,860 | -0.41% | 73,500 | 2825億5124万 | +3.8% |
| 02/16 | 4,860 | 4,880 | 4,775 | 4,880 | +1.14% | 56,800 | 2837億1401万 | +4.52% |
| 02/13 | 4,935 | 4,960 | 4,740 | 4,825 | -2.33% | 96,200 | 2805億1641万 | +3.63% |
| 02/12 | 4,870 | 4,980 | 4,835 | 4,940 | +2.17% | 75,200 | 2872億229万 | +6.35% |
| 02/10 | 4,820 | 4,880 | 4,820 | 4,835 | +0.62% | 56,600 | 2810億9779万 | +4.43% |
| 02/09 | 4,785 | 4,815 | 4,710 | 4,805 | +3.11% | 91,800 | 2793億5365万 | +4.07% |
| 02/06 | 4,595 | 4,665 | 4,590 | 4,660 | +1.3% | 67,500 | 2709億2362万 | +1.19% |
| 02/05 | 4,600 | 4,630 | 4,570 | 4,600 | +1.55% | 67,700 | 2674億3533万 | +0.02% |
| 02/04 | 4,570 | 4,575 | 4,510 | 4,530 | -0.88% | 85,800 | 2633億6567万 | -1.41% |
| 02/03 | 4,470 | 4,570 | 4,455 | 4,570 | +3.16% | 101,000 | 2656億9119万 | -0.57% |
| 02/02 | 4,435 | 4,470 | 4,390 | 4,430 | +0.57% | 117,900 | 2575億5185万 | -3.55% |
| 01/30 | (IR情報)15:00 2026年3月期第3四半期決算短信〔日本基準〕(連結) |
| 01/30 | 4,555 | 4,600 | 4,350 | 4,405 | -3.61% | 187,700 | 2560億9840万 | -4.16% |
| 01/29 | 4,570 | 4,615 | 4,495 | 4,570 | +0.11% | 96,500 | 2656億9119万 | -0.63% |
| 01/28 | 4,585 | 4,590 | 4,545 | 4,565 | -1.19% | 62,200 | 2654億50万 | -0.67% |
| 01/27 | 4,620 | 4,630 | 4,565 | 4,620 | -0.75% | 90,200 | 2685億9810万 | +0.63% |
| 01/26 | 4,655 | 4,725 | 4,655 | 4,655 | -2.92% | 80,300 | 2706億3293万 | +1.57% |