| 2026 |
| 03/02 | (IR情報)15:30 当社株式の上場廃止に関するお知らせ |
| 03/02 | 9,710 | 9,720 | 9,700 | 9,700 | -0.1% | 71,200 | 3456億6802万 | -0.08% |
| 02/27 | 9,720 | 9,730 | 9,710 | 9,710 | 0% | 19,100 | 3460億2438万 | +0.02% |
| 02/26 | 9,720 | 9,730 | 9,710 | 9,710 | -0.1% | 15,100 | 3460億2438万 | +0.02% |
| 02/25 | 9,730 | 9,740 | 9,720 | 9,720 | -0.21% | 27,700 | 3463億8074万 | +0.13% |
| 02/24 | 9,720 | 9,740 | 9,710 | 9,740 | +0.31% | 50,900 | 3470億9346万 | +0.34% |
| 02/20 | 9,720 | 9,720 | 9,710 | 9,710 | 0% | 22,000 | 3460億2438万 | +0.05% |
| 02/19 | 9,720 | 9,730 | 9,710 | 9,710 | -0.1% | 8,800 | 3460億2438万 | +0.05% |
| 02/18 | 9,710 | 9,740 | 9,710 | 9,720 | -0.21% | 15,300 | 3463億8074万 | +0.16% |
| 02/17 | 9,710 | 9,850 | 9,700 | 9,740 | +0.41% | 49,400 | 3470億9346万 | +0.37% |
| 02/16 | 9,710 | 9,710 | 9,700 | 9,700 | 0% | 42,300 | 3456億6802万 | -0.02% |
| 02/13 | 9,710 | 9,710 | 9,700 | 9,700 | 0% | 617,700 | 3456億6802万 | -0.02% |
| 02/12 | 9,700 | 9,730 | 9,700 | 9,700 | 0% | 77,100 | 3456億6802万 | -0.02% |
| 02/10 | 9,710 | 9,720 | 9,700 | 9,700 | -0.1% | 94,600 | 3456億6802万 | -0.02% |
| 02/09 | (IR情報)13:00 株式併合並びに単元株式数の定めの廃止及び定款の一部変更に係る承認決議に関するお知らせ |
| 02/09 | 9,720 | 9,730 | 9,710 | 9,710 | -0.1% | 7,500 | 3460億2438万 | +0.09% |
| 02/06 | 9,710 | 9,730 | 9,700 | 9,720 | +0.1% | 32,800 | 3463億8074万 | +0.21% |
| 02/05 | 9,710 | 9,710 | 9,700 | 9,710 | +0.1% | 27,800 | 3460億2438万 | +0.11% |
| 02/04 | 9,710 | 9,710 | 9,700 | 9,700 | 0% | 2,200 | 3456億6802万 | 0% |
| 02/03 | 9,700 | 9,710 | 9,700 | 9,700 | 0% | 7,200 | 3456億6802万 | -0.08% |
| 02/02 | 9,700 | 9,710 | 9,700 | 9,700 | 0% | 8,000 | 3456億6802万 | -0.08% |
| 01/30 | (IR情報)16:00 第三者割当によるA種優先株式の発行並びに資本金及び資本準備金の額の減少に関するお知らせ |
| 01/30 | (IR情報)13:00 2026年3月期第3四半期決算短信〔日本基準〕(連結) |
| 01/30 | 9,700 | 9,710 | 9,700 | 9,700 | 0% | 16,600 | 3456億6802万 | -0.1% |
| 01/29 | 9,700 | 9,710 | 9,700 | 9,700 | 0% | 19,800 | 3456億6802万 | -0.1% |
| 01/28 | 9,700 | 9,710 | 9,700 | 9,700 | 0% | 18,200 | 3456億6802万 | -0.1% |
| 01/27 | 9,700 | 9,710 | 9,700 | 9,700 | 0% | 15,000 | 3456億6802万 | -0.1% |
| 01/26 | 9,700 | 9,710 | 9,700 | 9,700 | 0% | 11,900 | 3456億6802万 | -0.1% |
| 01/23 | 9,710 | 9,710 | 9,700 | 9,700 | 0% | 4,900 | 3456億6802万 | -0.1% |
| 01/22 | 9,710 | 9,710 | 9,700 | 9,700 | 0% | 5,500 | 3456億6802万 | -0.09% |
| 01/21 | 9,700 | 9,710 | 9,700 | 9,700 | 0% | 5,400 | 3456億6802万 | -0.1% |
| 01/20 | 9,710 | 9,710 | 9,700 | 9,700 | -0.1% | 38,000 | 3456億6802万 | -0.12% |
| 01/19 | 9,710 | 9,710 | 9,700 | 9,710 | +0.1% | 22,300 | 3460億2438万 | -0.04% |
| 01/16 | 9,700 | 9,710 | 9,700 | 9,700 | 0% | 32,100 | 3456億6802万 | -0.15% |
| 01/15 | 9,700 | 9,710 | 9,700 | 9,700 | 0% | 9,100 | 3456億6802万 | -0.16% |
| 01/14 | 9,710 | 9,710 | 9,700 | 9,700 | 0% | 12,700 | 3456億6802万 | -0.19% |
| 01/13 | 9,710 | 9,710 | 9,700 | 9,700 | 0% | 61,800 | 3456億6802万 | -0.21% |
| 01/09 | 9,700 | 9,710 | 9,700 | 9,700 | 0% | 24,200 | 3456億6802万 | -0.22% |
| 01/08 | 9,700 | 9,710 | 9,700 | 9,700 | 0% | 13,300 | 3456億6802万 | -0.23% |
| 01/07 | (IR情報)17:00 自己株式消却に関するお知らせ |
| 01/07 | (IR情報)17:00 株式併合並びに単元株式数の定めの廃止及び定款の一部変更に関する臨時株主総会開催のお知らせ |
| 01/07 | 9,700 | 9,710 | 9,690 | 9,700 | +0.1% | 164,400 | 3456億6802万 | -0.24% |
| 01/06 | 9,700 | 9,710 | 9,690 | 9,690 | 0% | 192,000 | 3453億1166万 | -0.36% |
| 01/05 | 9,700 | 9,700 | 9,690 | 9,690 | +0.1% | 99,900 | 3453億1166万 | -0.37% |
| 2025 |
| 12/30 | 9,690 | 9,700 | 9,680 | 9,680 | -0.21% | 266,400 | 3449億5530万 | -0.49% |
| 12/29 | 9,720 | 9,790 | 9,700 | 9,700 | -0.21% | 1,116,500 | 3456億6802万 | -0.31% |
| 12/26 | 9,850 | 9,880 | 9,700 | 9,720 | -1.82% | 48,900 | 3463億8074万 | -0.12% |
| 12/25 | 9,710 | 9,930 | 9,710 | 9,900 | +1.96% | 36,500 | 3527億9520万 | +1.73% |
| 12/24 | 9,730 | 9,750 | 9,710 | 9,710 | -0.31% | 49,700 | 3460億2438万 | -0.15% |
| 12/23 | 9,710 | 9,940 | 9,690 | 9,740 | +0.41% | 183,300 | 3470億9346万 | +0.14% |
| 12/22 | (5%ルール)大和ハウス工業(40.38%)住電商事(0%)住友電気工業(50.03%) |
| 12/22 | 9,700 | 9,710 | 9,700 | 9,700 | -0.1% | 80,600 | 3456億6802万 | -0.26% |
| 12/19 | 9,710 | 9,740 | 9,710 | 9,710 | 0% | 149,400 | 3460億2438万 | -0.16% |
| 12/18 | 9,710 | 9,730 | 9,700 | 9,710 | +0.1% | 29,900 | 3460億2438万 | -0.16% |
| 12/17 | (5%ルール)野村證券(0.05%)野村アセットマネジメント(1.34%)ノムラインターナショナルピーエルシー(NOMURA IN…(3.57%) |
| 12/17 | 9,690 | 9,720 | 9,680 | 9,700 | +0.21% | 68,000 | 3456億6802万 | -0.28% |
| 12/16 | (5%ルール)住友電気工業(50.03%)大和ハウス工業(40.38%) |
| 12/16 | (IR情報)15:30 大和ハウス工業株式会社による当社株式に対する公開買付けの結果並びに主要株主及びその他の関係会社の異動に関するお知らせ |
| 12/16 | 9,680 | 9,690 | 9,680 | 9,680 | -0.1% | 16,600 | 3449億5530万 | -0.49% |
| 12/15 | 9,720 | 9,740 | 9,670 | 9,690 | -0.21% | 69,200 | 3453億1166万 | -0.41% |
| 12/12 | 9,750 | 9,750 | 9,710 | 9,710 | -0.41% | 38,500 | 3460億2438万 | -0.22% |
| 12/11 | 9,750 | 9,760 | 9,740 | 9,750 | 0% | 105,200 | 3474億4982万 | +0.18% |
| 12/10 | 9,740 | 9,760 | 9,740 | 9,750 | +0.1% | 63,700 | 3474億4982万 | +0.2% |
| 12/09 | 9,740 | 9,750 | 9,740 | 9,740 | 0% | 73,600 | 3470億9346万 | +0.1% |
| 12/08 | 9,740 | 9,750 | 9,740 | 9,740 | 0% | 58,400 | 3470億9346万 | +0.11% |
| 12/05 | (5%ルール)ノムラインターナショナルピーエルシー(NOMURA IN…(2.67%)野村アセットマネジメント(1.42%)野村證券(1.07%) |
| 12/05 | 9,740 | 9,750 | 9,730 | 9,740 | 0% | 132,000 | 3470億9346万 | +0.37% |
| 12/04 | 9,730 | 9,740 | 9,730 | 9,740 | +0.1% | 88,900 | 3470億9346万 | +1.25% |
| 12/03 | 9,740 | 9,740 | 9,730 | 9,730 | 0% | 77,800 | 3467億3710万 | +2.29% |
| 12/02 | 9,730 | 9,740 | 9,730 | 9,730 | 0% | 54,600 | 3467億3710万 | +3.27% |
| 12/01 | 9,740 | 9,740 | 9,730 | 9,730 | -0.1% | 55,300 | 3467億3710万 | +4.35% |
| 11/28 | (IR情報)13:00 臨時株主総会招集のための基準日設定に関するお知らせ |
| 11/28 | 9,740 | 9,740 | 9,730 | 9,740 | +0.1% | 59,300 | 3470億9346万 | +5.62% |
| 11/27 | 9,740 | 9,740 | 9,730 | 9,730 | 0% | 73,500 | 3467億3710万 | +6.68% |
| 11/26 | 9,730 | 9,740 | 9,730 | 9,730 | 0% | 69,200 | 3467億3710万 | +7.98% |
| 11/25 | 9,740 | 9,740 | 9,730 | 9,730 | -0.1% | 103,700 | 3467億3710万 | +9.35% |
| 11/21 | 9,730 | 9,740 | 9,730 | 9,740 | +0.1% | 220,400 | 3470億9346万 | +10.91% |
| 11/20 | (5%ルール)ノムラインターナショナルピーエルシー(NOMURA IN…(3.36%)野村アセットマネジメント(1.42%)野村證券(0.97%) |
| 11/20 | 9,740 | 9,740 | 9,730 | 9,730 | 0% | 146,700 | 3467億3710万 | +12.28% |
| 11/19 | 9,730 | 9,740 | 9,720 | 9,730 | 0% | 323,700 | 3467億3710万 | +13.77% |
| 11/18 | 9,730 | 9,730 | 9,720 | 9,730 | +0.1% | 196,400 | 3467億3710万 | +15.45% |
| 11/17 | 9,730 | 9,730 | 9,720 | 9,720 | 0% | 124,500 | 3463億8074万 | +17.04% |
| 11/14 | 9,720 | 9,730 | 9,720 | 9,720 | 0% | 107,900 | 3463億8074万 | +18.65% |
| 11/13 | 9,730 | 9,730 | 9,720 | 9,720 | -0.1% | 145,100 | 3463億8074万 | +20.27% |
| 11/12 | 9,720 | 9,730 | 9,720 | 9,730 | +0.1% | 141,600 | 3467億3710万 | +22.07% |
| 11/11 | 9,720 | 9,730 | 9,720 | 9,720 | 0% | 171,400 | 3463億8074万 | +23.73% |
| 11/10 | 9,730 | 9,730 | 9,720 | 9,720 | -0.1% | 572,200 | 3463億8074万 | +25.71% |
| 11/07 | (5%ルール)住友電気工業(50.03%)住電商事(0.1%) |
| 11/07 | 9,730 | 9,730 | 9,720 | 9,730 | 0% | 250,400 | 3467億3710万 | +27.93% |
| 11/06 | 9,730 | 9,730 | 9,720 | 9,730 | 0% | 228,000 | 3467億3710万 | +30.2% |
| 11/05 | 9,730 | 9,740 | 9,720 | 9,730 | 0% | 614,400 | 3467億3710万 | +32.56% |
| 11/04 | 9,710 | 9,730 | 9,710 | 9,730 | +0.21% | 542,600 | 3467億3710万 | +35.06% |
| 10/31 | 9,750 | 9,760 | 9,710 | 9,710 | +6.47% | 1,815,800 | 3460億2438万 | +37.28% |
| 10/30 | (IR情報)13:21 2026年3月期の期末配当予想の修正(無配)に関するお知らせ |
| 10/30 | (IR情報)13:19 2026年3月期第2四半期(中間期)における連結業績予想と実績との差異、及び通期連結業績予想の修正 |
| 10/30 | (IR情報)13:17 2026年3月期第2四半期(中間期)決算短信〔日本基準〕(連結) |
| 10/30 | (IR情報)13:15 大和ハウス工業株式会社による当社株式に対する公開買付けに関する賛同の意見表明及び応募推奨のお知らせ |
| 10/30 | 7,750 | 9,120 | 7,650 | 9,120 | +19.69% | 713,800 | 3249億9921万 | +31.41% |
| 10/29 | 7,300 | 7,630 | 7,170 | 7,620 | +7.93% | 223,600 | 2715億4539万 | +11.53% |
| 10/28 | 7,400 | 7,400 | 6,980 | 7,060 | -5.36% | 71,500 | 2515億8930万 | +4.04% |
| 10/27 | 7,390 | 7,480 | 7,280 | 7,460 | +2.47% | 60,800 | 2658億4365万 | +10.24% |
| 10/24 | 7,240 | 7,280 | 7,200 | 7,280 | +1.25% | 38,100 | 2594億2919万 | +8.17% |
| 10/23 | 7,170 | 7,260 | 7,130 | 7,190 | -0.42% | 46,600 | 2562億2197万 | +7.31% |
| 10/22 | 7,000 | 7,220 | 6,980 | 7,220 | +3.59% | 95,500 | 2572億9104万 | +8.1% |
| 10/21 | 6,900 | 7,000 | 6,860 | 6,970 | +1.01% | 31,600 | 2483億8207万 | +4.7% |
| 10/20 | 6,930 | 6,930 | 6,840 | 6,900 | +1.02% | 32,400 | 2458億8756万 | +3.79% |
| 10/17 | 6,800 | 6,880 | 6,770 | 6,830 | -0.44% | 21,000 | 2433億9305万 | +2.88% |
| 10/16 | 6,940 | 6,970 | 6,840 | 6,860 | 0% | 29,000 | 2444億6212万 | +3.48% |
| 10/15 | 6,730 | 6,860 | 6,690 | 6,860 | +3.16% | 21,600 | 2444億6212万 | +3.63% |
| 10/14 | 6,630 | 6,820 | 6,600 | 6,650 | +0.15% | 54,500 | 2369億7859万 | +0.59% |
| 10/10 | 6,810 | 6,840 | 6,640 | 6,640 | -3.91% | 39,700 | 2366億2223万 | +0.39% |
| 10/09 | 6,990 | 7,010 | 6,870 | 6,910 | -0.86% | 45,800 | 2462億4392万 | +4.51% |
| 10/08 | 6,970 | 7,080 | 6,910 | 6,970 | +0.58% | 61,100 | 2483億8207万 | +5.62% |
| 10/07 | 6,840 | 7,220 | 6,830 | 6,930 | +1.17% | 121,700 | 2469億5664万 | +5.24% |
| 10/06 | 6,770 | 6,850 | 6,650 | 6,850 | +3.16% | 70,900 | 2441億577万 | +4.15% |
| 10/03 | 6,560 | 6,730 | 6,560 | 6,640 | +1.37% | 66,500 | 2366億2223万 | +1% |
| 10/02 | 6,450 | 6,600 | 6,420 | 6,550 | +2.02% | 84,700 | 2334億1500万 | -0.44% |
| 10/01 | 6,360 | 6,420 | 6,280 | 6,420 | +0.47% | 56,800 | 2287億8234万 | -2.62% |