| 2021 |
| 05/21 | 15:00 当社株式の上場廃止のお知らせ |
| 05/21 | 8,950 | 8,970 | 8,950 | 8,970 | +0.34% | 1,400 | 70億4145万 | +0.19% |
| 05/18 | 8,940 | 8,940 | 8,940 | 8,940 | 0% | 3,400 | 70億1790万 | -0.13% |
| 05/17 | 8,940 | 8,940 | 8,940 | 8,940 | -0.11% | 200 | 70億1790万 | -0.13% |
| 05/14 | 15:00 2021年3月期個別業績予想と実績との差異に関するお知らせ |
| 05/14 | 15:00 2021年3月期決算短信〔日本基準〕(連結) |
| 05/14 | 8,950 | 8,950 | 8,950 | 8,950 | 0% | 100 | 70億2575万 | -0.02% |
| 05/12 | 8,950 | 8,960 | 8,950 | 8,950 | 0% | 2,000 | 70億2575万 | -0.02% |
| 05/10 | 8,950 | 8,950 | 8,950 | 8,950 | +0.11% | 200 | 70億2575万 | -0.02% |
| 05/07 | 8,950 | 8,950 | 8,940 | 8,940 | -0.11% | 4,200 | 70億1790万 | -0.13% |
| 05/06 | 8,950 | 8,950 | 8,950 | 8,950 | 0% | 1,400 | 70億2575万 | -0.02% |
| 04/30 | 8,950 | 8,950 | 8,950 | 8,950 | 0% | 5,700 | 70億2575万 | -0.01% |
| 04/27 | 8,960 | 8,960 | 8,950 | 8,950 | 0% | 400 | 70億2575万 | -0.01% |
| 04/23 | 8,970 | 8,970 | 8,950 | 8,950 | -0.11% | 400 | 70億2575万 | -0.01% |
| 04/22 | 8,960 | 8,960 | 8,950 | 8,960 | 0% | 800 | 70億3360万 | +0.1% |
| 04/21 | 8,960 | 8,960 | 8,950 | 8,960 | 0% | 700 | 70億3360万 | +0.11% |
| 04/20 | 15:00 株式の併合及び定款の一部変更に係る承認決議に関するお知らせ |
| 04/15 | 8,960 | 8,960 | 8,950 | 8,960 | +0.11% | 600 | 70億3360万 | +0.11% |
| 04/14 | 8,960 | 8,960 | 8,950 | 8,950 | -0.11% | 500 | 70億2575万 | +0.01% |
| 04/13 | 8,960 | 8,960 | 8,960 | 8,960 | 0% | 400 | 70億3360万 | +0.12% |
| 04/12 | 8,950 | 8,960 | 8,950 | 8,960 | +0.11% | 200 | 70億3360万 | +0.13% |
| 04/09 | 8,960 | 8,960 | 8,950 | 8,950 | 0% | 1,200 | 70億2575万 | +0.02% |
| 04/08 | 8,950 | 8,950 | 8,950 | 8,950 | 0% | 1,000 | 70億2575万 | +0.02% |
| 04/07 | 8,950 | 8,960 | 8,950 | 8,950 | -0.11% | 4,500 | 70億2575万 | +0.02% |
| 04/06 | 8,950 | 8,960 | 8,950 | 8,960 | 0% | 10,100 | 70億3360万 | +0.13% |
| 04/05 | 8,960 | 8,960 | 8,960 | 8,960 | 0% | 1,200 | 70億3360万 | +0.13% |
| 04/02 | 8,950 | 8,960 | 8,950 | 8,960 | 0% | 600 | 70億3360万 | +0.13% |
| 04/01 | 8,940 | 8,970 | 8,940 | 8,960 | +0.11% | 2,500 | 70億3360万 | +0.13% |
| 03/31 | 8,950 | 8,950 | 8,940 | 8,950 | 0% | 1,800 | 70億2575万 | +0.04% |
| 03/26 | 8,950 | 8,950 | 8,950 | 8,950 | +0.11% | 5,400 | 70億2575万 | +0.06% |
| 03/25 | 8,940 | 8,940 | 8,940 | 8,940 | 0% | 100 | 70億1790万 | -0.04% |
| 03/24 | 8,940 | 8,940 | 8,940 | 8,940 | -0.11% | 400 | 70億1790万 | -0.03% |
| 03/23 | 8,950 | 8,950 | 8,950 | 8,950 | +0.11% | 100 | 70億2575万 | +0.09% |
| 03/19 | 8,950 | 8,950 | 8,940 | 8,940 | 0% | 1,000 | 70億1790万 | +0.04% |
| 03/18 | 8,950 | 8,950 | 8,940 | 8,940 | 0% | 2,200 | 70億1790万 | +0.16% |
| 03/17 | 15:00 自己株式の消却に関するお知らせ |
| 03/17 | 15:00 株式の併合、単元株式数の定めの廃止及び定款の一部変更に関するお知らせ |
| 03/17 | 8,940 | 8,940 | 8,940 | 8,940 | 0% | 200 | 70億1790万 | +0.11% |
| 03/16 | 8,940 | 8,950 | 8,940 | 8,940 | 0% | 2,900 | 70億1790万 | +0.07% |
| 03/15 | 8,940 | 8,940 | 8,940 | 8,940 | -0.11% | 400 | 70億1790万 | 0% |
| 03/12 | 8,950 | 8,950 | 8,940 | 8,950 | 0% | 300 | 70億2575万 | +0.02% |
| 03/10 | 8,940 | 8,950 | 8,940 | 8,950 | 0% | 7,100 | 70億2575万 | -0.13% |
| 03/09 | 8,940 | 8,950 | 8,940 | 8,950 | 0% | 500 | 70億2575万 | -0.32% |
| 03/08 | 8,950 | 8,970 | 8,950 | 8,950 | +0.11% | 3,800 | 70億2575万 | -0.49% |
| 03/05 | 8,940 | 8,950 | 8,940 | 8,940 | 0% | 900 | 70億1790万 | -0.75% |
| 03/04 | 8,950 | 8,950 | 8,940 | 8,940 | -0.11% | 4,700 | 70億1790万 | -0.95% |
| 03/03 | 8,940 | 8,950 | 8,940 | 8,950 | -0.11% | 10,500 | 70億2575万 | -1.05% |
| 03/02 | 8,950 | 8,960 | 8,940 | 8,960 | +0.11% | 1,400 | 70億3360万 | -1.16% |
| 03/01 | 8,950 | 8,970 | 8,940 | 8,950 | 0% | 9,800 | 70億2575万 | -1.46% |
| 02/26 | 8,950 | 8,950 | 8,950 | 8,950 | 0% | 5,000 | 70億2575万 | -1.55% |
| 02/25 | 8,960 | 8,960 | 8,950 | 8,950 | -0.11% | 500 | 70億2575万 | -1.69% |
| 02/24 | 8,960 | 8,960 | 8,960 | 8,960 | +0.11% | 100 | 70億3360万 | -1.71% |
| 02/22 | 8,940 | 8,960 | 8,940 | 8,950 | -0.11% | 600 | 70億2575万 | -1.95% |
| 02/19 | 16:15 主要株主の異動に関するお知らせ |
| 02/19 | 8,920 | 8,960 | 8,920 | 8,960 | +0.45% | 24,200 | 70億3360万 | -2.03% |
| 02/18 | 15:00 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 |
| 02/18 | 8,910 | 8,920 | 8,910 | 8,920 | 0% | 6,300 | 70億220万 | -2.66% |
| 02/17 | 8,910 | 8,920 | 8,910 | 8,920 | 0% | 9,400 | 70億220万 | -2.91% |
| 02/16 | 8,910 | 8,920 | 8,910 | 8,920 | 0% | 10,800 | 70億220万 | -3.17% |
| 02/15 | 8,930 | 8,930 | 8,910 | 8,920 | 0% | 17,000 | 70億220万 | -3.45% |
| 02/12 | 15:00 2021年3月期第3四半期決算短信〔日本基準〕(連結) |
| 02/12 | 8,910 | 8,940 | 8,910 | 8,920 | +1.36% | 43,400 | 70億220万 | -3.69% |
| 02/10 | 15:00 エタニティ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親会社及び主要株主である筆頭株主の異動に関するお知らせ |
| 02/10 | 8,690 | 8,850 | 8,620 | 8,800 | +1.27% | 25,300 | 69億800万 | -5.17% |
| 02/09 | 8,950 | 8,950 | 8,570 | 8,690 | -3.66% | 52,700 | 68億2165万 | -6.58% |
| 02/08 | 9,020 | 9,060 | 8,970 | 9,020 | -0.33% | 21,300 | 70億8070万 | -3.28% |
| 02/05 | 9,070 | 9,110 | 9,040 | 9,050 | -0.33% | 15,200 | 71億425万 | -3% |
| 02/04 | 9,170 | 9,190 | 9,070 | 9,080 | -0.77% | 18,900 | 71億2780万 | -2.74% |
| 02/03 | 9,290 | 9,320 | 9,150 | 9,150 | -1.72% | 15,200 | 71億8275万 | -2.09% |
| 02/02 | 9,310 | 9,340 | 9,270 | 9,310 | -0.64% | 6,700 | 73億835万 | -0.48% |
| 02/01 | 9,300 | 9,400 | 9,280 | 9,370 | +0.43% | 8,900 | 73億5545万 | +0.13% |
| 01/29 | 9,410 | 9,410 | 9,290 | 9,330 | +0.32% | 8,600 | 73億2405万 | -0.22% |
| 01/28 | 9,400 | 9,450 | 9,290 | 9,300 | -0.96% | 16,000 | 73億50万 | -0.49% |
| 01/27 | 9,410 | 9,580 | 9,390 | 9,390 | -0.11% | 7,600 | 73億7115万 | +0.51% |
| 01/26 | 9,460 | 9,460 | 9,400 | 9,400 | -0.53% | 400 | 73億7900万 | +0.72% |
| 01/25 | 9,460 | 9,460 | 9,240 | 9,450 | +0.43% | 4,100 | 74億1825万 | +1.34% |
| 01/22 | 13:50 (変更)「MBOの実施及び応募の推奨に関するお知らせ」の一部変更について |
| 01/22 | 13:50 エタニティ株式会社による常磐開発株式会社(証券コード:1782)に対する公開買付けの買付条件等の変更に関するお知らせ |
| 01/22 | 9,190 | 9,500 | 8,990 | 9,410 | +2.84% | 13,000 | 73億8685万 | +1.02% |
| 01/21 | 9,250 | 9,250 | 9,150 | 9,150 | -1.29% | 1,500 | 71億8275万 | -1.72% |
| 01/20 | 9,310 | 9,310 | 9,270 | 9,270 | 0% | 600 | 72億7695万 | -0.52% |
| 01/19 | 9,270 | 9,270 | 9,270 | 9,270 | +0.11% | 300 | 72億7695万 | -0.58% |
| 01/18 | 9,480 | 9,480 | 9,240 | 9,260 | -1.49% | 800 | 72億6910万 | -0.76% |
| 01/15 | 9,400 | 9,400 | 9,300 | 9,400 | 0% | 900 | 73億7900万 | +0.75% |
| 01/14 | 9,360 | 9,400 | 9,250 | 9,400 | -1.05% | 1,200 | 73億7900万 | +0.86% |
| 01/13 | 9,390 | 9,500 | 9,390 | 9,500 | -0.42% | 300 | 74億5750万 | +1.98% |
| 01/08 | 9,590 | 9,600 | 9,490 | 9,540 | -0.63% | 2,000 | 74億8890万 | +2.67% |
| 01/07 | 9,460 | 9,600 | 9,460 | 9,600 | +1.27% | 1,600 | 75億3600万 | +3.75% |
| 01/05 | 9,380 | 9,520 | 9,320 | 9,480 | +1.07% | 3,500 | 74億4180万 | +2.92% |
| 01/04 | 9,340 | 9,380 | 9,300 | 9,380 | +0.43% | 2,500 | 73億6330万 | +2.3% |
| 2020 |
| 12/30 | 9,330 | 9,340 | 9,210 | 9,340 | +0.43% | 2,500 | 73億3190万 | +2.29% |
| 12/29 | 9,280 | 9,320 | 9,240 | 9,300 | +1.86% | 3,400 | 73億50万 | +2.31% |
| 12/28 | 15:00 主要株主の異動に関するお知らせ |
| 12/28 | 9,320 | 9,470 | 9,130 | 9,130 | -0.65% | 4,300 | 71億6705万 | +0.86% |
| 12/25 | 15:00 エタニティ株式会社による常磐開発株式会社(証券コード:1782)に対する公開買付けの買付条件等の一部変更に関するお知らせ |
| 12/25 | 15:00 エタニティ株式会社による当社株式に対する公開買付けの買付条件等の変更に関するお知らせ |
| 12/25 | 9,200 | 9,280 | 9,180 | 9,190 | -1.29% | 3,900 | 72億1415万 | +1.81% |
| 12/24 | 9,390 | 9,390 | 9,300 | 9,310 | -0.85% | 3,600 | 73億835万 | +3.25% |
| 12/22 | 9,380 | 9,390 | 9,260 | 9,390 | +0.11% | 4,600 | 73億7115万 | +4.78% |
| 12/21 | 9,190 | 9,380 | 9,190 | 9,380 | +1.96% | 5,600 | 73億6330万 | +5.82% |
| 12/18 | 9,160 | 9,300 | 9,160 | 9,200 | -0.11% | 3,900 | 72億2200万 | +5.43% |
| 12/17 | 9,180 | 9,300 | 9,150 | 9,210 | +0.11% | 2,800 | 72億2985万 | +7.17% |
| 12/16 | 9,200 | 9,210 | 9,170 | 9,200 | +0.33% | 4,000 | 72億2200万 | +8.72% |
| 12/15 | 9,160 | 9,260 | 9,160 | 9,170 | -0.33% | 3,200 | 71億9845万 | +10.07% |
| 12/14 | 9,160 | 9,300 | 9,150 | 9,200 | 0% | 5,500 | 72億2200万 | +12.2% |
| 12/11 | 9,280 | 9,280 | 9,200 | 9,200 | -0.86% | 2,000 | 72億2200万 | +14.03% |
| 12/10 | 9,280 | 9,300 | 9,280 | 9,280 | -0.75% | 1,300 | 72億8480万 | +16.94% |
| 12/09 | 9,310 | 9,500 | 9,260 | 9,350 | -0.74% | 4,800 | 73億3975万 | +19.92% |
| 12/08 | 9,320 | 9,500 | 9,320 | 9,420 | -0.21% | 4,200 | 73億9470万 | +23.04% |
| 12/07 | 9,170 | 9,520 | 9,170 | 9,440 | +2.05% | 12,500 | 74億1040万 | +25.67% |
| 12/04 | 9,070 | 9,250 | 9,070 | 9,250 | +1.09% | 3,100 | 72億6125万 | +25.59% |
| 12/03 | 9,210 | 9,210 | 8,910 | 9,150 | -1.61% | 7,000 | 71億8275万 | +26.59% |
| 12/02 | 9,500 | 9,500 | 9,180 | 9,300 | +4.49% | 7,800 | 73億50万 | +31.06% |
| 12/01 | 8,600 | 8,900 | 8,560 | 8,900 | +3.97% | 8,200 | 69億8650万 | +27.91% |
| 11/30 | 8,550 | 8,600 | 8,510 | 8,560 | +0.12% | 7,800 | 67億1960万 | +25.16% |
