| 2016 |
| 01/08 | 81 | 83 | 80 | 82 | -3.53% | 19,000 | 19億3110万 | -7.87% |
| 01/07 | 86 | 86 | 82 | 85 | -1.16% | 27,000 | 20億175万 | -4.49% |
| 01/05 | 85 | 86 | 85 | 86 | -1.15% | 7,000 | 20億2530万 | -3.37% |
| 01/04 | 89 | 90 | 87 | 87 | -2.25% | 33,000 | 20億4885万 | -2.25% |
| 2015 |
| 12/30 | 88 | 89 | 88 | 89 | +3.49% | 2,000 | 20億9595万 | 0% |
| 12/29 | 86 | 86 | 86 | 86 | +1.18% | 1,000 | 20億2530万 | -3.37% |
| 12/28 | 84 | 85 | 84 | 85 | +1.19% | 2,000 | 20億175万 | -4.49% |
| 12/25 | 85 | 85 | 83 | 84 | -2.33% | 31,000 | 19億7820万 | -5.62% |
| 12/24 | 86 | 87 | 86 | 86 | -1.15% | 23,000 | 20億2530万 | -3.37% |
| 12/22 | 86 | 87 | 85 | 87 | -5.43% | 7,000 | 20億4885万 | -2.25% |
| 12/21 | 92 | 92 | 92 | 92 | +5.75% | 8,000 | 21億6660万 | +3.37% |
| 12/18 | 88 | 90 | 87 | 87 | -1.14% | 11,000 | 20億4885万 | -2.25% |
| 12/17 | 90 | 90 | 88 | 88 | 0% | 21,000 | 20億7240万 | -1.12% |
| 12/16 | 87 | 88 | 87 | 88 | +2.33% | 10,000 | 20億7240万 | -1.12% |
| 12/15 | 88 | 88 | 86 | 86 | -4.44% | 10,000 | 20億2530万 | -3.37% |
| 12/14 | 89 | 90 | 89 | 90 | 0% | 19,000 | 21億1950万 | +1.12% |
| 12/11 | 90 | 90 | 90 | 90 | +1.12% | 7,000 | 21億1950万 | +1.12% |
| 12/10 | 88 | 90 | 88 | 89 | -2.2% | 10,000 | 20億9595万 | 0% |
| 12/09 | 91 | 91 | 91 | 91 | -1.09% | 21,000 | 21億4305万 | +3.41% |
| 12/08 | 94 | 94 | 92 | 92 | -2.13% | 3,000 | 21億6660万 | +4.55% |
| 12/07 | 94 | 95 | 94 | 94 | 0% | 52,000 | 22億1370万 | +6.82% |
| 12/04 | 96 | 96 | 94 | 94 | -4.08% | 35,000 | 22億1370万 | +6.82% |
| 12/03 | 96 | 98 | 95 | 98 | +2.08% | 41,000 | 23億790万 | +12.64% |
| 12/02 | 97 | 97 | 96 | 96 | -1.03% | 80,000 | 22億6080万 | +10.34% |
| 12/01 | 95 | 99 | 95 | 97 | +14.12% | 320,000 | 22億8435万 | +11.49% |
| 11/30 | （IR情報）15:30 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 |
| 11/30 | （IR情報）15:30 株式会社日本製鋼所による株式会社名機製作所の株式交換による完全子会社化に関するお知らせ |
| 11/30 | 87 | 87 | 85 | 85 | -2.3% | 18,000 | 20億175万 | -1.16% |
| 11/27 | 87 | 87 | 87 | 87 | +2.35% | 1,000 | 20億4885万 | +1.16% |
| 11/26 | 85 | 85 | 83 | 85 | 0% | 7,000 | 20億175万 | -1.16% |
| 11/25 | 84 | 85 | 84 | 85 | +1.19% | 13,000 | 20億175万 | -1.16% |
| 11/24 | 84 | 84 | 84 | 84 | 0% | 20,000 | 19億7820万 | -2.33% |
| 11/20 | 85 | 85 | 84 | 84 | 0% | 2,000 | 19億7820万 | -2.33% |
| 11/19 | 84 | 84 | 84 | 84 | 0% | 1,000 | 19億7820万 | -2.33% |
| 11/18 | 84 | 84 | 84 | 84 | -1.18% | 3,000 | 19億7820万 | -2.33% |
| 11/17 | 85 | 85 | 85 | 85 | -3.41% | 1,000 | 20億175万 | -2.3% |
| 11/13 | 85 | 88 | 85 | 88 | +3.53% | 41,000 | 20億7240万 | +1.15% |
| 11/11 | 85 | 85 | 85 | 85 | 0% | 7,000 | 20億175万 | -2.3% |
| 11/10 | 86 | 86 | 85 | 85 | -2.3% | 11,000 | 20億175万 | -2.3% |
| 11/06 | 87 | 87 | 87 | 87 | -1.14% | 1,000 | 20億4885万 | 0% |
| 11/02 | （IR情報）15:20 平成28年3月期第2四半期決算短信〔日本基準〕(非連結) |
| 11/02 | （IR情報）15:20 平成28年3月期第2四半期累計期間業績予想数値と実績との差異に関するお知らせ |
| 11/02 | 91 | 91 | 88 | 88 | -3.3% | 20,000 | 20億7240万 | +1.15% |
| 10/30 | 91 | 91 | 91 | 91 | +3.41% | 2,000 | 21億4305万 | +4.6% |
| 10/29 | 88 | 89 | 88 | 88 | +1.15% | 16,000 | 20億7240万 | +1.15% |
| 10/28 | 87 | 87 | 87 | 87 | +1.16% | 3,000 | 20億4885万 | 0% |
| 10/26 | 86 | 86 | 86 | 86 | 0% | 2,000 | 20億2530万 | -1.15% |
| 10/23 | 86 | 86 | 86 | 86 | -2.27% | 2,000 | 20億2530万 | -1.15% |
| 10/20 | 87 | 88 | 87 | 88 | +3.53% | 16,000 | 20億7240万 | 0% |
| 10/19 | 85 | 85 | 85 | 85 | -3.41% | 2,000 | 20億175万 | -2.3% |
| 10/16 | 88 | 88 | 88 | 88 | +2.33% | 2,000 | 20億7240万 | +1.15% |
| 10/15 | 86 | 86 | 86 | 86 | 0% | 1,000 | 20億2530万 | -1.15% |
| 10/09 | 85 | 86 | 85 | 86 | -3.37% | 7,000 | 20億2530万 | -1.15% |
| 10/08 | 89 | 89 | 89 | 89 | +4.71% | 2,000 | 20億9595万 | +2.3% |
| 10/07 | 85 | 85 | 85 | 85 | -2.3% | 1,000 | 20億175万 | -2.3% |
| 10/05 | 87 | 87 | 87 | 87 | 0% | 30,000 | 20億4885万 | -1.14% |
| 10/02 | 89 | 91 | 87 | 87 | +2.35% | 10,000 | 20億4885万 | -1.14% |
| 09/30 | 85 | 85 | 85 | 85 | 0% | 4,000 | 20億175万 | -3.41% |
| 09/29 | 85 | 85 | 85 | 85 | 0% | 10,000 | 20億175万 | -4.49% |
| 09/28 | 86 | 86 | 85 | 85 | 0% | 12,000 | 20億175万 | -4.49% |
| 09/24 | 87 | 87 | 81 | 85 | -4.49% | 17,000 | 20億175万 | -4.49% |
| 09/15 | 87 | 89 | 87 | 89 | 0% | 2,000 | 20億9595万 | -1.11% |
| 09/14 | 88 | 89 | 88 | 89 | +1.14% | 2,000 | 20億9595万 | -1.11% |
| 09/11 | 92 | 92 | 88 | 88 | -5.38% | 15,000 | 20億7240万 | -2.22% |
| 09/10 | 85 | 93 | 85 | 93 | +9.41% | 7,000 | 21億9015万 | +2.2% |
| 09/09 | 85 | 85 | 85 | 85 | -3.41% | 1,000 | 20億175万 | -6.59% |
| 09/07 | 88 | 88 | 88 | 88 | 0% | 1,000 | 20億7240万 | -4.35% |
| 09/04 | 88 | 88 | 88 | 88 | 0% | 2,000 | 20億7240万 | -4.35% |
| 09/03 | 93 | 93 | 88 | 88 | -8.33% | 24,000 | 20億7240万 | -5.38% |
| 09/02 | 96 | 96 | 96 | 96 | +9.09% | 5,000 | 22億6080万 | +3.23% |
| 09/01 | 89 | 89 | 88 | 88 | 0% | 15,000 | 20億7240万 | -5.38% |
| 08/31 | 90 | 90 | 88 | 88 | 0% | 12,000 | 20億7240万 | -5.38% |
| 08/28 | 89 | 89 | 88 | 88 | +2.33% | 11,000 | 20億7240万 | -6.38% |
| 08/27 | 86 | 86 | 86 | 86 | +1.18% | 10,000 | 20億2530万 | -8.51% |
| 08/26 | 85 | 85 | 85 | 85 | +1.19% | 2,000 | 20億175万 | -10.53% |
| 08/25 | 82 | 84 | 82 | 84 | 0% | 7,000 | 19億7820万 | -11.58% |
| 08/24 | 87 | 89 | 84 | 84 | -5.62% | 18,000 | 19億7820万 | -12.5% |
| 08/21 | 92 | 92 | 87 | 89 | -3.26% | 32,000 | 20億9595万 | -8.25% |
| 08/20 | 93 | 94 | 92 | 92 | 0% | 6,000 | 21億6660万 | -5.15% |
| 08/18 | 92 | 92 | 92 | 92 | -2.13% | 10,000 | 21億6660万 | -6.12% |
| 08/17 | 94 | 94 | 94 | 94 | 0% | 1,000 | 22億1370万 | -4.08% |
| 08/14 | 95 | 95 | 94 | 94 | -1.05% | 8,000 | 22億1370万 | -4.08% |
| 08/12 | 95 | 95 | 95 | 95 | +1.06% | 1,000 | 22億3725万 | -4.04% |
| 08/11 | 95 | 95 | 94 | 94 | -1.05% | 4,000 | 22億1370万 | -5.05% |
| 08/07 | 95 | 95 | 95 | 95 | -1.04% | 2,000 | 22億3725万 | -4.04% |
| 08/06 | 96 | 96 | 96 | 96 | 0% | 3,000 | 22億6080万 | -3.03% |
| 08/05 | 96 | 96 | 96 | 96 | +1.05% | 5,000 | 22億6080万 | -3.03% |
| 08/04 | 94 | 97 | 94 | 95 | -3.06% | 35,000 | 22億3725万 | -4.04% |
| 08/03 | （IR情報）15:20 平成28年3月期第1四半期決算短信[日本基準](非連結) |
| 08/03 | 98 | 98 | 98 | 98 | 0% | 1,000 | 23億790万 | -2% |
| 07/31 | 98 | 98 | 98 | 98 | -1.01% | 1,000 | 23億790万 | -2% |
| 07/28 | 99 | 99 | 99 | 99 | 0% | 20,000 | 23億3145万 | -1% |
| 07/27 | 101 | 101 | 99 | 99 | -1.98% | 8,000 | 23億3145万 | -1% |
| 07/23 | 99 | 101 | 99 | 101 | +3.06% | 12,000 | 23億7855万 | +1% |
| 07/22 | 100 | 100 | 98 | 98 | -1.01% | 2,000 | 23億790万 | -2% |
| 07/21 | 98 | 99 | 98 | 99 | +1.02% | 2,000 | 23億3145万 | -1% |
| 07/16 | 98 | 98 | 98 | 98 | -2% | 3,000 | 23億790万 | -2% |
| 07/14 | 97 | 100 | 97 | 100 | 0% | 6,000 | 23億5500万 | 0% |
| 07/13 | 100 | 100 | 100 | 100 | +2.04% | 2,000 | 23億5500万 | 0% |
| 07/09 | 97 | 98 | 93 | 98 | +1.03% | 13,000 | 23億790万 | -2% |
| 07/08 | 99 | 99 | 97 | 97 | -3% | 12,000 | 22億8435万 | -3% |
| 07/07 | 100 | 101 | 100 | 100 | -0.99% | 4,000 | 23億5500万 | 0% |
| 07/06 | 103 | 103 | 101 | 101 | -0.98% | 4,000 | 23億7855万 | 0% |
| 07/03 | 102 | 102 | 102 | 102 | 0% | 12,000 | 24億210万 | +0.99% |
| 07/02 | 102 | 102 | 100 | 102 | 0% | 23,000 | 24億210万 | +0.99% |
| 06/25 | （IR情報）17:00 支配株主等に関する事項について |
