| 2018 |
| 09/25 | 16:00 当社株式の上場廃止のお知らせ |
| 09/25 | 4,295 | 4,325 | 4,160 | 4,230 | -1.51% | 24,000 | 195億7508万 | +6.63% |
| 09/21 | 4,265 | 4,295 | 4,190 | 4,295 | +0.82% | 11,500 | 198億7588万 | +8.82% |
| 09/20 | 4,175 | 4,260 | 4,175 | 4,260 | +1.67% | 17,100 | 197億1391万 | +8.48% |
| 09/19 | 4,200 | 4,240 | 4,160 | 4,190 | 0% | 18,700 | 193億8997万 | +7.22% |
| 09/18 | 4,030 | 4,200 | 4,030 | 4,190 | +3.84% | 20,700 | 193億8997万 | +7.55% |
| 09/14 | 4,000 | 4,070 | 4,000 | 4,035 | 0% | 18,300 | 186億7268万 | +4.05% |
| 09/13 | 4,000 | 4,065 | 4,000 | 4,035 | +0.25% | 9,900 | 186億7268万 | +4.29% |
| 09/12 | 3,985 | 4,025 | 3,955 | 4,025 | +0.75% | 7,900 | 186億2641万 | +4.25% |
| 09/11 | 3,990 | 4,010 | 3,980 | 3,995 | -0.13% | 3,200 | 184億8758万 | +3.63% |
| 09/10 | 16:00 自己株式の消却に関するお知らせ |
| 09/10 | 3,950 | 4,010 | 3,950 | 4,000 | +0.5% | 6,900 | 185億1072万 | +3.9% |
| 09/07 | 3,895 | 3,995 | 3,895 | 3,980 | +0.38% | 6,800 | 184億1816万 | +3.59% |
| 09/06 | 3,900 | 3,975 | 3,900 | 3,965 | +0.63% | 3,500 | 183億4875万 | +3.34% |
| 09/05 | 3,875 | 3,990 | 3,875 | 3,940 | +0.38% | 4,100 | 182億3305万 | +2.9% |
| 09/04 | 4,000 | 4,000 | 3,880 | 3,925 | -2% | 7,300 | 181億6364万 | +2.61% |
| 09/03 | 3,920 | 4,050 | 3,920 | 4,005 | +0.38% | 7,200 | 185億3385万 | +4.79% |
| 08/31 | 3,925 | 4,020 | 3,920 | 3,990 | +0.38% | 12,100 | 184億6444万 | +4.34% |
| 08/30 | 3,840 | 3,995 | 3,840 | 3,975 | +3.92% | 13,600 | 183億9502万 | +3.89% |
| 08/29 | 3,820 | 3,830 | 3,790 | 3,825 | +0.53% | 5,500 | 177億87万 | -0.1% |
| 08/28 | 3,820 | 3,830 | 3,785 | 3,805 | -0.39% | 7,800 | 176億832万 | -0.63% |
| 08/27 | 3,795 | 3,820 | 3,785 | 3,820 | +0.79% | 13,500 | 176億7773万 | -0.24% |
| 08/24 | 3,735 | 3,795 | 3,730 | 3,790 | +1.47% | 6,200 | 175億3890万 | -0.97% |
| 08/23 | 3,675 | 3,745 | 3,665 | 3,735 | +1.63% | 10,600 | 172億8438万 | -2.43% |
| 08/22 | 3,750 | 3,750 | 3,660 | 3,675 | -2% | 6,800 | 170億672万 | -4.02% |
| 08/21 | 3,750 | 3,750 | 3,725 | 3,750 | +0.54% | 4,400 | 173億5380万 | -2.17% |
| 08/20 | 3,700 | 3,795 | 3,700 | 3,730 | -0.4% | 8,600 | 172億6124万 | -2.71% |
| 08/17 | 3,785 | 3,785 | 3,735 | 3,745 | -1.06% | 3,600 | 173億3066万 | -2.35% |
| 08/16 | 3,755 | 3,785 | 3,710 | 3,785 | 0% | 8,300 | 175億1576万 | -1.3% |
| 08/15 | 3,845 | 3,845 | 3,785 | 3,785 | -2.57% | 5,500 | 175億1576万 | -1.17% |
| 08/14 | 3,805 | 3,885 | 3,780 | 3,885 | +3.46% | 5,500 | 179億7853万 | +1.49% |
| 08/13 | 3,815 | 3,830 | 3,755 | 3,755 | -1.57% | 3,600 | 173億7693万 | -1.75% |
| 08/10 | 3,820 | 3,840 | 3,795 | 3,815 | -0.39% | 3,900 | 176億5459万 | -0.08% |
| 08/09 | 3,880 | 3,880 | 3,830 | 3,830 | -1.29% | 3,300 | 177億2401万 | +0.52% |
| 08/08 | 3,885 | 3,925 | 3,865 | 3,880 | +0.26% | 2,900 | 179億5539万 | +2.08% |
| 08/07 | 3,755 | 3,880 | 3,755 | 3,870 | +2.11% | 2,900 | 179億912万 | +2.11% |
| 08/06 | 3,920 | 3,920 | 3,720 | 3,790 | -1.56% | 6,600 | 175億3890万 | +0.26% |
| 08/03 | 16:00 平成31年3月期第1四半期決算短信〔日本基準〕(連結) |
| 08/03 | 3,810 | 3,880 | 3,810 | 3,850 | +1.85% | 6,500 | 178億1656万 | +1.93% |
| 08/02 | 3,830 | 3,890 | 3,780 | 3,780 | -1.31% | 3,700 | 174億9263万 | +0.24% |
| 08/01 | 3,855 | 3,860 | 3,785 | 3,830 | -0.78% | 8,600 | 177億2401万 | +1.59% |
| 07/31 | 3,975 | 3,995 | 3,860 | 3,860 | -4.46% | 5,800 | 178億6284万 | +2.47% |
| 07/30 | 4,080 | 4,110 | 3,990 | 4,040 | -0.37% | 10,600 | 186億9582万 | +7.3% |
| 07/27 | 4,040 | 4,090 | 4,030 | 4,055 | +0.37% | 9,800 | 187億6524万 | +7.87% |
| 07/26 | 3,835 | 4,045 | 3,835 | 4,040 | +5.9% | 20,900 | 186億9582万 | +7.68% |
| 07/25 | 3,815 | 3,850 | 3,775 | 3,815 | 0% | 14,900 | 176億5459万 | +1.92% |
| 07/24 | 3,780 | 3,815 | 3,780 | 3,815 | +1.06% | 4,000 | 176億5459万 | +1.92% |
| 07/23 | 3,785 | 3,815 | 3,760 | 3,775 | -0.79% | 13,600 | 174億6949万 | +0.8% |
| 07/20 | 3,775 | 3,810 | 3,765 | 3,805 | +1.2% | 7,900 | 176億832万 | +1.6% |
| 07/19 | 3,785 | 3,800 | 3,760 | 3,760 | -0.66% | 2,700 | 174億7万 | +0.4% |
| 07/18 | 3,755 | 3,800 | 3,755 | 3,785 | +0.13% | 8,000 | 175億1576万 | +1.01% |
| 07/17 | 3,710 | 3,795 | 3,710 | 3,780 | +0.8% | 18,700 | 174億9263万 | +0.91% |
| 07/13 | 3,735 | 3,770 | 3,735 | 3,750 | +0.4% | 4,900 | 173億5380万 | +0.16% |
| 07/12 | 3,675 | 3,750 | 3,675 | 3,735 | +1.63% | 3,400 | 172億8438万 | -0.24% |
| 07/11 | 3,715 | 3,715 | 3,660 | 3,675 | -1.47% | 8,000 | 170億672万 | -1.84% |
| 07/10 | 3,730 | 3,770 | 3,730 | 3,730 | 0% | 6,500 | 172億6124万 | -0.37% |
| 07/09 | 3,700 | 3,750 | 3,690 | 3,730 | +2.05% | 5,600 | 172億6124万 | -0.37% |
| 07/06 | 3,635 | 3,655 | 3,590 | 3,655 | +1.39% | 8,200 | 169億1417万 | -2.38% |
| 07/05 | 3,630 | 3,650 | 3,600 | 3,605 | -0.55% | 5,700 | 166億8278万 | -3.74% |
| 07/04 | 3,530 | 3,650 | 3,500 | 3,625 | +0.97% | 13,200 | 167億7534万 | -3.23% |
| 07/03 | 3,610 | 3,655 | 3,580 | 3,590 | -0.83% | 8,700 | 166億1337万 | -4.22% |
| 07/02 | 3,705 | 3,730 | 3,620 | 3,620 | -2.43% | 14,700 | 167億5220万 | -3.54% |
| 06/29 | 3,695 | 3,730 | 3,675 | 3,710 | 0% | 8,000 | 171億6869万 | -1.22% |
| 06/28 | 3,760 | 3,780 | 3,690 | 3,710 | -1.46% | 8,400 | 171億6869万 | -1.17% |
| 06/27 | 3,750 | 3,790 | 3,745 | 3,765 | +0.4% | 6,400 | 174億2321万 | +0.37% |
| 06/26 | 3,780 | 3,780 | 3,715 | 3,750 | -1.7% | 15,200 | 173億5380万 | +0.08% |
| 06/25 | 16:00 代表取締役の異動に関するお知らせ |
| 06/25 | 3,890 | 3,940 | 3,810 | 3,815 | -1.8% | 12,400 | 176億5459万 | +1.81% |
| 06/22 | 3,845 | 3,890 | 3,845 | 3,885 | +0.52% | 11,700 | 179億7853万 | +3.79% |
| 06/21 | 3,815 | 3,880 | 3,805 | 3,865 | +1.31% | 10,000 | 178億8598万 | +3.43% |
| 06/20 | 3,805 | 3,825 | 3,770 | 3,815 | -0.13% | 8,000 | 176億5459万 | +2.22% |
| 06/19 | 3,850 | 3,860 | 3,785 | 3,820 | -1.04% | 10,800 | 176億7773万 | +2.47% |
| 06/18 | 3,795 | 3,860 | 3,780 | 3,860 | +1.98% | 10,000 | 178億6284万 | +3.65% |
| 06/15 | 3,800 | 3,805 | 3,775 | 3,785 | -0.39% | 6,600 | 175億1576万 | +1.72% |
| 06/14 | 3,805 | 3,870 | 3,795 | 3,800 | -0.13% | 16,200 | 175億8518万 | +2.21% |
| 06/13 | 3,765 | 3,815 | 3,750 | 3,805 | +1.06% | 23,900 | 176億832万 | +2.37% |
| 06/12 | 3,745 | 3,775 | 3,745 | 3,765 | +0.67% | 7,400 | 174億2321万 | +1.84% |
| 06/11 | 3,735 | 3,750 | 3,715 | 3,740 | +0.13% | 8,100 | 173億752万 | +2.02% |
| 06/08 | 3,695 | 3,750 | 3,695 | 3,735 | -0.13% | 11,800 | 172億8438万 | +2.78% |
| 06/07 | 3,725 | 3,750 | 3,725 | 3,740 | +1.49% | 8,600 | 173億752万 | +3.92% |
| 06/06 | 3,695 | 3,745 | 3,680 | 3,685 | -0.81% | 11,500 | 170億5300万 | +3.37% |
| 06/05 | 3,745 | 3,790 | 3,695 | 3,715 | -0.8% | 11,200 | 171億9183万 | +5.18% |
| 06/04 | 3,690 | 3,765 | 3,690 | 3,745 | +2.18% | 18,300 | 173億3066万 | +7.03% |
| 06/01 | 3,615 | 3,690 | 3,610 | 3,665 | +0.96% | 5,400 | 169億6044万 | +5.8% |
| 05/31 | 3,655 | 3,655 | 3,610 | 3,630 | -1.36% | 7,600 | 167億9847万 | +5.8% |
| 05/30 | 3,685 | 3,765 | 3,665 | 3,680 | -1.34% | 15,200 | 170億2986万 | +8.3% |
| 05/29 | 3,685 | 3,735 | 3,685 | 3,730 | +1.22% | 7,800 | 172億6124万 | +10.88% |
| 05/28 | 3,650 | 3,720 | 3,650 | 3,685 | +0.96% | 11,500 | 170億5300万 | +10.93% |
| 05/25 | 3,650 | 3,670 | 3,635 | 3,650 | 0% | 8,800 | 168億9103万 | +11.25% |
| 05/24 | 3,650 | 3,715 | 3,650 | 3,650 | -0.54% | 9,400 | 168億9103万 | +12.62% |
| 05/23 | 3,680 | 3,745 | 3,670 | 3,670 | -1.61% | 12,100 | 169億8358万 | +14.62% |
| 05/22 | 3,715 | 3,775 | 3,715 | 3,730 | 0% | 8,500 | 172億6124万 | +17.96% |
| 05/21 | 3,740 | 3,760 | 3,715 | 3,730 | -0.27% | 15,400 | 172億6124万 | +19.55% |
| 05/18 | 3,700 | 3,745 | 3,700 | 3,740 | +0.4% | 18,200 | 173億752万 | +21.43% |
| 05/17 | 3,705 | 3,745 | 3,705 | 3,725 | -0.13% | 12,100 | 172億3810万 | +22.65% |
| 05/16 | 3,695 | 3,730 | 3,645 | 3,730 | +0.4% | 18,200 | 172億6124万 | +24.5% |
| 05/15 | 3,760 | 3,760 | 3,700 | 3,715 | -1.46% | 15,200 | 171億9183万 | +25.72% |
| 05/14 | 3,700 | 3,785 | 3,695 | 3,770 | +1.07% | 70,100 | 174億4635万 | +29.29% |
| 05/11 | 3,700 | 3,770 | 3,620 | 3,730 | -1.06% | 101,300 | 172億6124万 | +29.69% |
| 05/10 | 3,600 | 3,790 | 3,600 | 3,770 | +13.9% | 249,400 | 174億4635万 | +32.93% |
| 05/09 | 16:00 株主優待制度の廃止に関するお知らせ |
| 05/09 | 16:00 役員の異動に関するお知らせ |
| 05/09 | 16:00 株式会社協和エクシオと西部電気工業株式会社の経営統合のための株式交換契約(簡易株式交換)の締結のお知らせ |
| 05/09 | 16:00 平成30年3月期決算短信〔日本基準〕(連結) |
| 05/09 | 2,983 | 3,325 | 2,980 | 3,310 | +10.89% | 100,600 | 153億1762万 | +18.43% |
| 05/08 | 2,961 | 2,994 | 2,914 | 2,985 | +1.67% | 11,900 | 138億1362万 | +7.53% |
| 05/07 | 2,890 | 2,938 | 2,867 | 2,936 | +2.44% | 9,000 | 135億8686万 | +5.95% |
| 05/02 | 2,889 | 2,889 | 2,863 | 2,866 | -0.42% | 3,900 | 132億6293万 | +3.58% |
