| 2019 |
| 05/07 | 655 | 655 | 655 | 655 | -1.36% | 100 | 135億8018万 | -1.65% |
| 04/26 | 664 | 664 | 664 | 664 | +1.37% | 4,200 | 137億6678万 | -0.45% |
| 04/25 | 16:30 親会社の異動に関するお知らせ |
| 04/25 | 654 | 655 | 654 | 655 | +0.15% | 1,700 | 135億8018万 | -1.95% |
| 04/23 | 654 | 654 | 654 | 654 | 0% | 100 | 135億5945万 | -2.24% |
| 04/22 | 16:30 業績予想の修正に関するお知らせ |
| 04/22 | 654 | 654 | 654 | 654 | +1.4% | 5,100 | 135億5945万 | -2.39% |
| 04/19 | 641 | 645 | 641 | 645 | +1.42% | 500 | 133億7285万 | -3.87% |
| 04/18 | 636 | 636 | 636 | 636 | -3.05% | 5,400 | 131億8625万 | -5.36% |
| 04/16 | 660 | 660 | 656 | 656 | -2.09% | 800 | 136億91万 | -2.67% |
| 04/15 | 670 | 670 | 670 | 670 | +2.76% | 800 | 138億9118万 | -0.59% |
| 04/11 | 652 | 652 | 652 | 652 | -0.46% | 100 | 135億1798万 | -3.26% |
| 04/09 | 655 | 655 | 655 | 655 | -0.3% | 200 | 135億8018万 | -2.96% |
| 04/08 | 657 | 657 | 657 | 657 | -1.5% | 1,000 | 136億2165万 | -2.81% |
| 04/05 | 667 | 667 | 667 | 667 | -0.45% | 4,100 | 138億2898万 | -1.33% |
| 04/04 | 670 | 670 | 670 | 670 | 0% | 500 | 138億9118万 | -1.03% |
| 04/03 | 670 | 670 | 670 | 670 | 0% | 3,000 | 138億9118万 | -1.18% |
| 04/01 | 670 | 670 | 670 | 670 | +0.75% | 3,000 | 132億1375万 | -1.18% |
| 03/29 | 16:30 東京営業所の東京支社への変更のお知らせ |
| 03/29 | 16:30 顧問および参与の就任について |
| 03/29 | 16:30 役付取締役および取締役の委嘱業務・担務の変更、関連人事についてのお知らせ |
| 03/29 | 680 | 680 | 665 | 665 | -4.32% | 1,500 | 131億1514万 | -2.06% |
| 03/22 | 695 | 695 | 695 | 695 | 0% | 4,600 | 137億680万 | +2.21% |
| 03/20 | 685 | 695 | 685 | 695 | +1.46% | 1,100 | 137億680万 | +2.36% |
| 03/19 | 676 | 685 | 676 | 685 | +1.33% | 400 | 135億958万 | +1.18% |
| 03/18 | 16:00 組織改正および人事発令に関するお知らせ |
| 03/18 | 676 | 676 | 676 | 676 | 0% | 3,200 | 133億3209万 | 0% |
| 03/15 | 690 | 690 | 676 | 676 | +0.15% | 1,100 | 133億3209万 | +0.15% |
| 03/14 | 675 | 675 | 675 | 675 | +0.15% | 800 | 133億1236万 | +0.15% |
| 03/11 | 671 | 674 | 671 | 674 | +0.6% | 300 | 132億9264万 | +0.3% |
| 03/08 | 670 | 670 | 670 | 670 | -4.29% | 100 | 132億1375万 | -0.15% |
| 03/05 | 700 | 700 | 700 | 700 | +1.45% | 3,800 | 138億541万 | +4.32% |
| 03/04 | 685 | 690 | 685 | 690 | +2.99% | 1,200 | 136億819万 | +2.99% |
| 03/01 | 670 | 670 | 670 | 670 | 0% | 100 | 132億1375万 | +0.3% |
| 02/27 | 670 | 670 | 670 | 670 | -2.19% | 1,600 | 132億1375万 | +0.3% |
| 02/26 | 685 | 685 | 685 | 685 | +1.48% | 100 | 135億958万 | +2.7% |
| 02/22 | 700 | 700 | 675 | 675 | -0.74% | 4,900 | 133億1236万 | +1.35% |
| 02/21 | 680 | 680 | 680 | 680 | +1.49% | 100 | 134億1097万 | +2.1% |
| 02/18 | 670 | 670 | 670 | 670 | 0% | 1,600 | 132億1375万 | +0.75% |
| 02/15 | 670 | 670 | 670 | 670 | 0% | 900 | 132億1375万 | +0.75% |
| 02/14 | 670 | 670 | 670 | 670 | 0% | 100 | 132億1375万 | +0.75% |
| 02/08 | 670 | 670 | 670 | 670 | 0% | 200 | 132億1375万 | +0.9% |
| 02/06 | 670 | 670 | 670 | 670 | -1.47% | 1,600 | 132億1375万 | +0.9% |
| 02/05 | 700 | 700 | 680 | 680 | -1.45% | 4,300 | 134億1097万 | +2.41% |
| 02/04 | 690 | 690 | 690 | 690 | 0% | 1,600 | 136億819万 | +3.76% |
| 01/30 | 16:30 平成31年3月期第3四半期決算短信〔日本基準〕(連結) |
| 01/30 | 690 | 690 | 690 | 690 | 0% | 100 | 136億819万 | +3.76% |
| 01/29 | 690 | 690 | 690 | 690 | +1.47% | 100 | 136億819万 | +3.76% |
| 01/22 | 680 | 680 | 680 | 680 | +1.49% | 5,000 | 134億1097万 | +2.1% |
| 01/21 | 660 | 670 | 660 | 670 | +1.98% | 2,600 | 132億1375万 | +0.45% |
| 01/17 | 657 | 657 | 657 | 657 | 0% | 200 | 129億5737万 | -1.79% |
| 01/16 | 650 | 657 | 650 | 657 | +1.23% | 1,300 | 129億5737万 | -2.09% |
| 01/15 | 645 | 649 | 645 | 649 | +0.62% | 1,300 | 127億9959万 | -3.57% |
| 01/10 | 645 | 645 | 645 | 645 | +0.94% | 200 | 127億2070万 | -4.59% |
| 01/08 | 639 | 639 | 639 | 639 | +0.16% | 600 | 126億237万 | -5.75% |
| 01/07 | 639 | 639 | 638 | 638 | -5.9% | 900 | 125億8265万 | -6.04% |
| 01/04 | 678 | 678 | 678 | 678 | +2.88% | 3,900 | 133億7153万 | -0.44% |
| 2018 |
| 12/28 | 655 | 659 | 655 | 659 | +1.38% | 400 | 129億9681万 | -3.09% |
| 12/27 | 650 | 650 | 650 | 650 | -1.52% | 500 | 128億1931万 | -4.55% |
| 12/26 | 660 | 660 | 660 | 660 | 0% | 800 | 130億1653万 | -3.23% |
| 12/25 | 660 | 660 | 660 | 660 | +0.15% | 5,100 | 130億1653万 | -3.37% |
| 12/21 | 659 | 659 | 659 | 659 | -0.15% | 100 | 129億9681万 | -3.8% |
| 12/20 | 16:00 臨時株主総会開催日の決定に関するお知らせ |
| 12/20 | 660 | 660 | 660 | 660 | 0% | 500 | 130億1653万 | -3.79% |
| 12/18 | 660 | 660 | 660 | 660 | -1.35% | 100 | 130億1653万 | -3.93% |
| 12/17 | 669 | 669 | 669 | 669 | 0% | 1,000 | 131億9403万 | -2.76% |
| 12/14 | 669 | 669 | 669 | 669 | +2.92% | 800 | 131億9403万 | -2.9% |
| 12/13 | 650 | 650 | 650 | 650 | -1.52% | 1,700 | 128億1931万 | -5.8% |
| 12/12 | 660 | 660 | 660 | 660 | -2.94% | 1,000 | 130億1653万 | -4.62% |
| 12/10 | 680 | 680 | 680 | 680 | -2.86% | 10,500 | 134億1097万 | -2.02% |
| 12/07 | 700 | 700 | 700 | 700 | +1.45% | 100 | 138億541万 | +0.86% |
| 12/06 | 700 | 700 | 690 | 690 | -1.43% | 1,600 | 136億819万 | -0.43% |
| 12/05 | 16:30 ほくでんグループの再編(配電事業の統合)に係る最終契約の締結について |
| 12/05 | 16:30 臨時株主総会の開催および臨時株主総会招集のための基準日設定ならびに定款の一部変更に関するお知らせ |
| 12/05 | 729 | 729 | 699 | 700 | -1.55% | 7,100 | 138億541万 | +0.86% |
| 12/04 | 713 | 713 | 711 | 711 | +0.14% | 1,700 | 140億2236万 | +2.6% |
| 12/03 | 715 | 725 | 710 | 710 | 0% | 5,200 | 140億263万 | +2.6% |
| 11/30 | 710 | 710 | 710 | 710 | +0.71% | 300 | 140億263万 | +2.6% |
| 11/29 | 705 | 705 | 705 | 705 | -0.7% | 200 | 139億402万 | +2.03% |
| 11/28 | 710 | 710 | 710 | 710 | -2.07% | 300 | 140億263万 | +2.9% |
| 11/22 | 725 | 725 | 725 | 725 | +2.11% | 4,600 | 142億9846万 | +5.22% |
| 11/21 | 691 | 710 | 691 | 710 | +7.41% | 600 | 140億263万 | +3.2% |
| 11/16 | 661 | 661 | 661 | 661 | -1.49% | 1,000 | 130億3625万 | -3.64% |
| 11/15 | 691 | 691 | 671 | 671 | 0% | 800 | 132億3348万 | -2.33% |
| 11/14 | 671 | 671 | 671 | 671 | 0% | 300 | 132億3348万 | -2.47% |
| 11/13 | 671 | 671 | 671 | 671 | -1.47% | 200 | 132億3348万 | -2.47% |
| 11/12 | 690 | 690 | 681 | 681 | -1.3% | 800 | 134億3070万 | -1.02% |
| 11/09 | 690 | 690 | 690 | 690 | 0% | 400 | 136億819万 | +0.29% |
| 11/08 | 690 | 690 | 690 | 690 | 0% | 800 | 136億819万 | +0.29% |
| 11/05 | 700 | 700 | 690 | 690 | 0% | 4,600 | 136億819万 | +0.29% |
| 11/02 | 700 | 700 | 690 | 690 | -0.72% | 1,500 | 136億819万 | +0.15% |
| 11/01 | 695 | 700 | 695 | 695 | +0.72% | 1,200 | 137億680万 | +0.87% |
| 10/31 | 690 | 690 | 685 | 690 | 0% | 1,400 | 136億819万 | +0.29% |
| 10/25 | 16:30 平成31年3月期第2四半期決算短信〔日本基準〕(連結) |
| 10/25 | 16:30 吸収合併および吸収分割契約締結時期の変更に関するお知らせ |
| 10/24 | 690 | 690 | 690 | 690 | -1.43% | 300 | 136億819万 | +0.44% |
| 10/22 | 700 | 700 | 700 | 700 | 0% | 4,900 | 138億541万 | +2.04% |
| 10/19 | 690 | 700 | 690 | 700 | +1.6% | 600 | 138億541万 | +2.19% |
| 10/18 | 689 | 689 | 689 | 689 | +1.32% | 600 | 135億8847万 | +0.58% |
| 10/16 | 688 | 688 | 680 | 680 | -2.58% | 900 | 134億1097万 | -0.73% |
| 10/15 | 698 | 698 | 698 | 698 | +2.95% | 800 | 137億6597万 | +1.9% |
| 10/10 | 678 | 678 | 678 | 678 | -2.87% | 400 | 133億7153万 | -0.88% |
| 10/09 | 681 | 698 | 681 | 698 | -0.14% | 300 | 137億6597万 | +2.05% |
| 10/05 | 699 | 699 | 699 | 699 | -0.14% | 3,700 | 137億8569万 | +2.34% |
| 10/04 | 690 | 700 | 690 | 700 | +2.49% | 1,600 | 138億541万 | +2.49% |
| 10/02 | 682 | 683 | 682 | 683 | +0.44% | 1,300 | 134億7014万 | 0% |
| 10/01 | 680 | 680 | 680 | 680 | -0.44% | 300 | 134億1097万 | -0.44% |
| 09/28 | 691 | 691 | 683 | 683 | +0.44% | 900 | 134億7014万 | 0% |
| 09/26 | 680 | 680 | 680 | 680 | 0% | 200 | 134億1097万 | -0.29% |
| 09/25 | 692 | 692 | 680 | 680 | -0.29% | 5,300 | 134億1097万 | -0.44% |
| 09/21 | 682 | 682 | 682 | 682 | +0.29% | 700 | 134億5042万 | -0.15% |
| 09/18 | 681 | 682 | 677 | 680 | 0% | 4,000 | 134億1097万 | -0.44% |
