| 2019 |
| 03/06 | （IR情報）15:30 当社株式の上場廃止のお知らせ |
| 03/06 | 4,180 | 4,180 | 4,180 | 4,180 | 0% | 500 | 71億2383万 | 0% |
| 03/05 | 4,180 | 4,180 | 4,180 | 4,180 | 0% | 900 | 71億2383万 | 0% |
| 03/04 | 4,180 | 4,180 | 4,175 | 4,180 | 0% | 2,700 | 71億2383万 | -0.02% |
| 03/01 | 4,180 | 4,180 | 4,180 | 4,180 | 0% | 1,900 | 71億2383万 | -0.02% |
| 02/28 | 4,180 | 4,180 | 4,180 | 4,180 | 0% | 700 | 71億2383万 | -0.05% |
| 02/27 | 4,180 | 4,180 | 4,180 | 4,180 | 0% | 200 | 71億2383万 | -0.05% |
| 02/26 | 4,180 | 4,180 | 4,180 | 4,180 | 0% | 800 | 71億2383万 | -0.07% |
| 02/25 | 4,180 | 4,180 | 4,180 | 4,180 | -0.12% | 1,400 | 71億2383万 | -0.07% |
| 02/22 | 4,185 | 4,185 | 4,185 | 4,185 | +0.12% | 500 | 71億3235万 | +0.02% |
| 02/21 | 4,180 | 4,180 | 4,180 | 4,180 | 0% | 300 | 71億2383万 | -0.1% |
| 02/20 | （IR情報）12:00 定款一部変更及び資本金の額の減少に関するお知らせ |
| 02/20 | 4,175 | 4,180 | 4,175 | 4,180 | +0.12% | 600 | 71億2383万 | -0.12% |
| 02/19 | 4,180 | 4,180 | 4,175 | 4,175 | -0.12% | 600 | 71億1531万 | -0.24% |
| 02/18 | 4,175 | 4,180 | 4,175 | 4,180 | +0.12% | 400 | 71億2383万 | -0.14% |
| 02/15 | 4,175 | 4,175 | 4,175 | 4,175 | 0% | 1,100 | 71億1531万 | -0.26% |
| 02/14 | （5%ルール）アスパラントグループSPC5号（99.96%） |
| 02/14 | 4,180 | 4,180 | 4,175 | 4,175 | -0.24% | 400 | 71億1531万 | -0.29% |
| 02/13 | 4,175 | 4,185 | 4,175 | 4,185 | +0.12% | 3,400 | 71億3235万 | -0.05% |
| 02/12 | 4,170 | 4,180 | 4,170 | 4,180 | +0.24% | 4,000 | 71億2383万 | -0.17% |
| 02/08 | 4,180 | 4,185 | 4,170 | 4,170 | -0.24% | 3,800 | 71億679万 | -0.41% |
| 02/07 | （IR情報）15:00 株式会社アスパラントグループSPC5号による当社株式に係る株式売渡請求を行うことの決定、当該株式売渡請求に係る承認及び当社株式の上場廃止に関するお知らせ |
| 02/07 | 4,180 | 4,180 | 4,180 | 4,180 | 0% | 1,000 | 71億2383万 | -0.19% |
| 02/06 | 4,180 | 4,185 | 4,180 | 4,180 | 0% | 900 | 71億2383万 | -0.19% |
| 02/05 | （IR情報）15:30 2019年3月期第3四半期短信〔日本基準〕(非連結) |
| 02/05 | 4,180 | 4,180 | 4,180 | 4,180 | 0% | 400 | 71億2383万 | -0.19% |
| 02/01 | 4,180 | 4,180 | 4,175 | 4,180 | +0.12% | 2,000 | 71億2383万 | -0.19% |
| 01/31 | （5%ルール）アスパラントグループSPC5号（93.41%） |
| 01/31 | （5%ルール）アスパラントグループSPC5号（93.41%） |
| 01/31 | （IR情報）16:00 株式会社アスパラントグループSPC5号による当社株式に対する公開買付け(第二回)の結果に関するお知らせ |
| 01/31 | 4,175 | 4,175 | 4,175 | 4,175 | -0.36% | 200 | 71億1531万 | -0.31% |
| 01/30 | 4,190 | 4,195 | 4,190 | 4,190 | 0% | 2,000 | 71億4087万 | +0.05% |
| 01/29 | 4,190 | 4,190 | 4,190 | 4,190 | 0% | 8,600 | 71億4087万 | +0.05% |
| 01/28 | 4,190 | 4,190 | 4,190 | 4,190 | 0% | 2,500 | 71億4087万 | +0.07% |
| 01/25 | 4,195 | 4,195 | 4,190 | 4,190 | -0.12% | 300 | 71億4087万 | +0.07% |
| 01/24 | 4,195 | 4,195 | 4,195 | 4,195 | 0% | 400 | 71億4940万 | +0.22% |
| 01/23 | 4,190 | 4,195 | 4,190 | 4,195 | +0.12% | 1,600 | 71億4940万 | +0.22% |
| 01/22 | 4,195 | 4,195 | 4,190 | 4,190 | 0% | 5,000 | 71億4087万 | +0.12% |
| 01/21 | 4,195 | 4,195 | 4,190 | 4,190 | -0.12% | 2,700 | 71億4087万 | +0.14% |
| 01/18 | 4,190 | 4,195 | 4,190 | 4,195 | 0% | 11,500 | 71億4940万 | +0.29% |
| 01/17 | 4,190 | 4,195 | 4,190 | 4,195 | 0% | 15,800 | 71億4940万 | +0.31% |
| 01/16 | 4,195 | 4,195 | 4,190 | 4,195 | +0.12% | 4,900 | 71億4940万 | +0.31% |
| 01/15 | 4,190 | 4,190 | 4,190 | 4,190 | 0% | 6,800 | 71億4087万 | +0.22% |
| 01/11 | 4,185 | 4,190 | 4,185 | 4,190 | +0.12% | 4,100 | 71億4087万 | +0.24% |
| 01/10 | 4,190 | 4,190 | 4,185 | 4,185 | -0.12% | 3,300 | 71億3235万 | +0.14% |
| 01/09 | 4,190 | 4,190 | 4,185 | 4,190 | 0% | 9,700 | 71億4087万 | +0.29% |
| 01/08 | 4,190 | 4,195 | 4,190 | 4,190 | +0.12% | 4,900 | 71億4087万 | +0.31% |
| 01/07 | 4,190 | 4,190 | 4,185 | 4,185 | 0% | 26,000 | 71億3235万 | +0.24% |
| 01/04 | 4,185 | 4,190 | 4,185 | 4,185 | 0% | 15,800 | 71億3235万 | +0.26% |
| 2018 |
| 12/28 | 4,185 | 4,195 | 4,185 | 4,185 | 0% | 6,800 | 71億3235万 | +0.29% |
| 12/27 | 4,185 | 4,190 | 4,180 | 4,185 | +0.12% | 22,000 | 71億3235万 | +0.31% |
| 12/26 | 4,180 | 4,180 | 4,180 | 4,180 | 0% | 11,000 | 71億2383万 | +0.22% |
| 12/25 | 4,180 | 4,180 | 4,180 | 4,180 | 0% | 25,500 | 71億2383万 | +0.22% |
| 12/21 | 4,180 | 4,185 | 4,180 | 4,180 | 0% | 15,900 | 71億2383万 | +0.24% |
| 12/20 | 4,185 | 4,190 | 4,180 | 4,180 | -0.12% | 10,900 | 71億2383万 | +0.26% |
| 12/19 | 4,185 | 4,190 | 4,185 | 4,185 | +0.12% | 3,900 | 71億3235万 | +0.38% |
| 12/18 | 4,185 | 4,185 | 4,180 | 4,180 | +0.12% | 13,100 | 71億2383万 | +0.29% |
| 12/17 | 4,175 | 4,180 | 4,175 | 4,175 | -0.12% | 9,000 | 71億1531万 | +0.19% |
| 12/14 | 4,180 | 4,180 | 4,175 | 4,180 | +0.12% | 1,400 | 71億2383万 | +0.31% |
| 12/13 | 4,180 | 4,180 | 4,175 | 4,175 | -0.12% | 2,700 | 71億1531万 | +0.22% |
| 12/12 | 4,175 | 4,180 | 4,175 | 4,180 | +0.24% | 10,100 | 71億2383万 | +0.34% |
| 12/11 | （IR情報）15:00 株式会社アスパラントグループSPC5号による当社株式に対する公開買付け(第二回)に関する意見表明のお知らせ |
| 12/11 | （IR情報）15:00 株式会社アスパラントグループSPC5号によるFCM株式会社株式(証券コード:5758)に対する公開買付け(第二回)の開始に関するお知らせ |
| 12/11 | 4,170 | 4,175 | 4,170 | 4,170 | -0.12% | 1,900 | 71億679万 | +0.12% |
| 12/10 | 4,170 | 4,175 | 4,170 | 4,175 | +0.12% | 5,600 | 71億1531万 | +0.26% |
| 12/07 | 4,175 | 4,175 | 4,170 | 4,170 | -0.12% | 1,400 | 71億679万 | +0.17% |
| 12/06 | （5%ルール）古河電気工業（0.04%） |
| 12/06 | 4,170 | 4,175 | 4,170 | 4,175 | -0.12% | 5,000 | 71億1531万 | +0.8% |
| 12/05 | 4,165 | 4,180 | 4,165 | 4,180 | +0.36% | 9,800 | 71億2383万 | +1.48% |
| 12/04 | 4,170 | 4,175 | 4,165 | 4,165 | -0.12% | 2,400 | 70億9827万 | +1.71% |
| 12/03 | （5%ルール）アスパラントグループSPC5号（55.19%） |
| 12/03 | 4,170 | 4,175 | 4,165 | 4,170 | +0.12% | 6,300 | 71億679万 | +2.41% |
| 12/01 | （IR情報）10:00 株式会社アスパラントグループSPC5号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 |
| 11/30 | 4,160 | 4,170 | 4,160 | 4,165 | +0.12% | 9,500 | 70億9827万 | +2.79% |
| 11/29 | 4,165 | 4,165 | 4,160 | 4,160 | 0% | 3,700 | 70億8975万 | +3.17% |
| 11/28 | 4,160 | 4,165 | 4,160 | 4,160 | 0% | 1,400 | 70億8975万 | +3.82% |
| 11/27 | 4,160 | 4,165 | 4,160 | 4,160 | 0% | 16,000 | 70億8975万 | +4.44% |
| 11/26 | 4,160 | 4,165 | 4,160 | 4,160 | 0% | 7,500 | 70億8975万 | +5.1% |
| 11/22 | 4,160 | 4,165 | 4,160 | 4,160 | 0% | 5,500 | 70億8975万 | +5.72% |
| 11/21 | 4,160 | 4,165 | 4,160 | 4,160 | 0% | 2,700 | 70億8975万 | +6.34% |
| 11/20 | 4,160 | 4,165 | 4,160 | 4,160 | 0% | 6,200 | 70億8975万 | +6.89% |
| 11/19 | 4,160 | 4,165 | 4,160 | 4,160 | 0% | 4,000 | 70億8975万 | +7.6% |
| 11/16 | 4,160 | 4,165 | 4,160 | 4,160 | -0.12% | 6,400 | 70億8975万 | +8.33% |
| 11/15 | 4,165 | 4,165 | 4,160 | 4,165 | 0% | 9,900 | 70億9827万 | +9.32% |
| 11/14 | 4,165 | 4,165 | 4,160 | 4,165 | 0% | 12,800 | 70億9827万 | +10.07% |
| 11/13 | 4,165 | 4,165 | 4,160 | 4,165 | 0% | 21,400 | 70億9827万 | +11.01% |
| 11/12 | 4,165 | 4,170 | 4,165 | 4,165 | 0% | 9,100 | 70億9827万 | +11.93% |
| 11/09 | 4,165 | 4,170 | 4,165 | 4,165 | 0% | 7,700 | 70億9827万 | +12.75% |
| 11/08 | 4,160 | 4,165 | 4,160 | 4,165 | +0.12% | 5,200 | 70億9827万 | +13.67% |
| 11/07 | 4,155 | 4,165 | 4,155 | 4,160 | +0.12% | 24,100 | 70億8975万 | +14.44% |
| 11/06 | 4,150 | 4,155 | 4,150 | 4,155 | 0% | 28,900 | 70億8122万 | +15.26% |
| 11/05 | 4,145 | 4,155 | 4,145 | 4,155 | 0% | 38,400 | 70億8122万 | +16.19% |
| 11/02 | 4,185 | 4,185 | 4,140 | 4,155 | +13.99% | 86,000 | 70億8122万 | +17.08% |
| 11/01 | （5%ルール）古河電気工業（55.19%） |
| 11/01 | （IR情報）15:00 株式会社アスパラントグループSPC5号によるFCM株式会社株式(証券コード5758)に対する公開買付けの開始に関するお知らせ |
| 11/01 | （IR情報）15:00 株式会社アスパラントグループSPC5号による当社株式に対する公開買付けに関する意見表明のお知らせ |
| 11/01 | （IR情報）15:00 2019年3月期配当予想の修正及び株主優待制度の廃止に関するお知らせ |
| 11/01 | （IR情報）15:00 2019年3月期第2四半期決算短信〔日本基準〕(非連結) |
| 11/01 | 3,600 | 3,645 | 3,600 | 3,645 | +1.25% | 400 | 62億1205万 | +3.46% |
| 10/30 | 3,535 | 3,600 | 3,530 | 3,600 | +0.84% | 1,000 | 61億3536万 | +2.36% |
| 10/29 | 3,600 | 3,645 | 3,530 | 3,570 | -0.83% | 1,200 | 60億8423万 | +1.62% |
| 10/26 | 3,600 | 3,605 | 3,595 | 3,600 | -1.91% | 1,000 | 61億3536万 | +2.62% |
| 10/25 | 3,670 | 3,735 | 3,650 | 3,670 | +0.55% | 1,800 | 62億5465万 | +4.74% |
| 10/24 | 3,550 | 3,650 | 3,550 | 3,650 | +2.82% | 600 | 62億2057万 | +4.35% |
| 10/23 | 3,550 | 3,555 | 3,550 | 3,550 | +0.14% | 300 | 60億5014万 | +1.66% |
| 10/22 | 3,545 | 3,545 | 3,545 | 3,545 | 0% | 100 | 60億4162万 | +1.61% |
| 10/19 | 3,520 | 3,545 | 3,520 | 3,545 | -1.25% | 400 | 60億4162万 | +1.66% |
| 10/18 | 3,595 | 3,595 | 3,590 | 3,590 | 0% | 600 | 61億1831万 | +3.01% |
| 10/17 | 3,710 | 3,710 | 3,570 | 3,590 | -1.64% | 1,100 | 61億1831万 | +3.04% |
| 10/16 | 3,580 | 3,735 | 3,580 | 3,650 | +3.69% | 3,300 | 62億2057万 | +4.79% |
| 10/15 | 3,520 | 3,520 | 3,520 | 3,520 | +0.57% | 500 | 59億9901万 | +1.15% |
| 10/12 | 3,460 | 3,540 | 3,460 | 3,500 | +2.34% | 1,200 | 59億6493万 | +0.6% |
| 10/11 | 3,430 | 3,495 | 3,345 | 3,420 | -2.29% | 7,100 | 58億2859万 | -1.78% |
| 10/10 | 3,395 | 3,500 | 3,395 | 3,500 | +3.86% | 600 | 59億6493万 | +0.4% |
| 10/09 | 3,375 | 3,400 | 3,370 | 3,370 | -0.74% | 800 | 57億4337万 | -3.24% |
| 10/04 | 3,450 | 3,455 | 3,395 | 3,395 | -2.44% | 3,100 | 57億8598万 | -2.58% |
| 10/03 | 3,425 | 3,480 | 3,425 | 3,480 | +1.61% | 400 | 59億3084万 | -0.29% |
| 10/02 | 3,425 | 3,425 | 3,425 | 3,425 | -0.29% | 200 | 58億3711万 | -1.95% |
