| 2014 |
| 02/25 | 1,803 | 1,833 | 1,800 | 1,831 | +0.33% | 6,500 | 109億8600万 | +0.44% |
| 02/24 | 1,821 | 1,833 | 1,803 | 1,825 | -0.6% | 1,700 | 109億5000万 | -0.16% |
| 02/21 | 1,798 | 1,850 | 1,798 | 1,836 | +1.32% | 9,200 | 110億1600万 | +0.27% |
| 02/20 | 1,827 | 1,832 | 1,800 | 1,812 | -0.82% | 4,500 | 108億7200万 | -1.31% |
| 02/19 | 1,828 | 1,835 | 1,820 | 1,827 | -2.19% | 1,900 | 109億6200万 | -0.54% |
| 02/18 | 1,824 | 1,868 | 1,816 | 1,868 | +1.52% | 3,900 | 112億800万 | +1.69% |
| 02/17 | 1,840 | 1,840 | 1,840 | 1,840 | +1.71% | 100 | 110億4000万 | +0.22% |
| 02/14 | 1,849 | 1,849 | 1,809 | 1,809 | -1.47% | 2,500 | 108億5400万 | -1.36% |
| 02/13 | 1,821 | 1,879 | 1,821 | 1,836 | +0.05% | 5,300 | 110億1600万 | +0.11% |
| 02/12 | 1,784 | 1,835 | 1,784 | 1,835 | +2.92% | 1,900 | 110億1000万 | +0.16% |
| 02/10 | 1,733 | 1,799 | 1,733 | 1,783 | +2.89% | 1,000 | 106億9800万 | -2.62% |
| 02/07 | 1,755 | 1,778 | 1,716 | 1,733 | -0.06% | 4,400 | 103億9800万 | -5.35% |
| 02/06 | 1,719 | 1,756 | 1,719 | 1,734 | +0.87% | 1,800 | 104億400万 | -5.3% |
| 02/05 | 1,720 | 1,720 | 1,716 | 1,719 | -0.06% | 800 | 103億1400万 | -6.12% |
| 02/04 | 1,680 | 1,739 | 1,680 | 1,720 | -4.44% | 2,600 | 103億2000万 | -5.96% |
| 02/03 | 1,800 | 1,804 | 1,783 | 1,800 | -0.39% | 4,800 | 108億 | -1.42% |
| 01/31 | 1,808 | 1,808 | 1,790 | 1,807 | +1.01% | 600 | 108億4200万 | -0.77% |
| 01/30 | (IR情報)15:00 日本信号株式会社との株式交換契約に関する臨時株主総会の承認可決についてのお知らせ |
| 01/30 | 1,828 | 1,837 | 1,681 | 1,789 | -3.61% | 8,200 | 107億3400万 | -1.27% |
| 01/29 | 1,875 | 1,898 | 1,836 | 1,856 | -0.7% | 2,300 | 111億3600万 | +2.88% |
| 01/28 | 1,823 | 1,890 | 1,823 | 1,869 | +1.85% | 4,800 | 112億1400万 | +4.3% |
| 01/27 | (IR情報)15:00 平成26年3月期第3四半期決算短信〔日本基準〕(連結) |
| 01/27 | (IR情報)15:00 自己株式の消却に関するお知らせ |
| 01/27 | 1,819 | 1,835 | 1,802 | 1,835 | -1.66% | 3,000 | 110億1000万 | +3.21% |
| 01/24 | 1,866 | 1,887 | 1,855 | 1,866 | -2.81% | 2,700 | 111億9600万 | +5.72% |
| 01/23 | 1,934 | 1,943 | 1,920 | 1,920 | -0.72% | 1,600 | 115億2000万 | +9.65% |
| 01/22 | 1,910 | 1,938 | 1,910 | 1,934 | +1.9% | 800 | 116億400万 | +11.47% |
| 01/21 | 1,950 | 1,950 | 1,898 | 1,898 | -2.27% | 3,000 | 113億8800万 | +10.48% |
| 01/20 | 1,909 | 1,947 | 1,904 | 1,942 | +1.36% | 2,900 | 116億5200万 | +14.17% |
| 01/17 | 1,950 | 1,965 | 1,916 | 1,916 | -1.64% | 4,900 | 114億9600万 | +13.84% |
| 01/16 | 1,855 | 1,950 | 1,855 | 1,948 | +5.87% | 11,600 | 116億8800万 | +17% |
| 01/15 | 1,812 | 1,855 | 1,812 | 1,840 | +0.49% | 5,800 | 110億4000万 | +11.85% |
| 01/14 | 1,825 | 1,840 | 1,785 | 1,831 | +0.05% | 14,700 | 109億8600万 | +12.26% |
| 01/10 | 1,787 | 1,830 | 1,787 | 1,830 | +1.78% | 4,700 | 109億8000万 | +13.24% |
| 01/09 | 1,790 | 1,808 | 1,790 | 1,798 | -1.21% | 1,400 | 107億8800万 | +12.23% |
| 01/08 | 1,790 | 1,820 | 1,784 | 1,820 | +2.02% | 7,700 | 109億2000万 | +14.68% |
| 01/07 | 1,810 | 1,810 | 1,784 | 1,784 | -1.44% | 300 | 107億400万 | +13.56% |
| 01/06 | 1,771 | 1,820 | 1,771 | 1,810 | +2.38% | 5,500 | 108億6000万 | +16.17% |
| 2013 |
| 12/30 | 1,757 | 1,771 | 1,751 | 1,768 | +1.03% | 7,600 | 106億800万 | +14.51% |
| 12/27 | 1,713 | 1,750 | 1,711 | 1,750 | +2.1% | 6,700 | 105億 | +14.38% |
| 12/26 | 1,688 | 1,728 | 1,679 | 1,714 | +2.27% | 23,600 | 102億8400万 | +12.91% |
| 12/25 | 1,616 | 1,676 | 1,616 | 1,676 | +1.21% | 33,700 | 100億5600万 | +11.21% |
| 12/24 | 1,682 | 1,682 | 1,651 | 1,656 | -0.84% | 21,700 | 99億3600万 | +10.55% |
| 12/20 | (IR情報)15:00 臨時株主総会の招集に関するお知らせ |
| 12/20 | 1,595 | 1,670 | 1,595 | 1,670 | +5.96% | 16,300 | 100億2000万 | +12.16% |
| 12/19 | 1,583 | 1,587 | 1,576 | 1,576 | -1.31% | 4,800 | 94億5600万 | +6.56% |
| 12/18 | 1,550 | 1,610 | 1,550 | 1,597 | +3.1% | 20,400 | 95億8200万 | +8.34% |
| 12/17 | 1,532 | 1,554 | 1,532 | 1,549 | +2.04% | 25,000 | 92億9400万 | +5.59% |
| 12/16 | 1,530 | 1,548 | 1,508 | 1,518 | -0.2% | 4,500 | 91億800万 | +4.69% |
| 12/13 | 1,520 | 1,533 | 1,508 | 1,521 | +0.73% | 20,000 | 91億2600万 | +6.07% |
| 12/12 | 1,490 | 1,510 | 1,490 | 1,510 | 0% | 6,900 | 90億6000万 | +6.49% |
| 12/11 | 1,517 | 1,517 | 1,492 | 1,510 | +0.27% | 13,200 | 90億6000万 | +7.63% |
| 12/10 | 1,509 | 1,509 | 1,493 | 1,506 | +0.74% | 7,800 | 90億3600万 | +8.58% |
| 12/09 | 1,485 | 1,507 | 1,485 | 1,495 | +1.22% | 8,400 | 89億7000万 | +8.97% |
| 12/06 | 1,470 | 1,480 | 1,463 | 1,477 | +0.48% | 9,600 | 88億6200万 | +8.84% |
| 12/05 | 1,480 | 1,480 | 1,467 | 1,470 | +0.82% | 6,600 | 88億2000万 | +9.38% |
| 12/04 | 1,476 | 1,476 | 1,450 | 1,458 | -1.29% | 1,300 | 87億4800万 | +9.54% |
| 12/03 | 1,470 | 1,487 | 1,460 | 1,477 | +0.48% | 16,500 | 88億6200万 | +11.98% |
| 12/02 | 1,459 | 1,477 | 1,458 | 1,470 | +0.75% | 9,000 | 88億2000万 | +12.64% |
| 11/29 | 1,447 | 1,460 | 1,447 | 1,459 | +1.74% | 15,100 | 87億5400万 | +12.93% |
| 11/28 | 1,430 | 1,440 | 1,430 | 1,434 | +0.14% | 900 | 86億400万 | +12.12% |
| 11/27 | 1,457 | 1,457 | 1,432 | 1,432 | -1.72% | 1,100 | 85億9200万 | +13.02% |
| 11/26 | 1,430 | 1,459 | 1,430 | 1,457 | +1.32% | 16,100 | 87億4200万 | +16.19% |
| 11/25 | 1,434 | 1,439 | 1,425 | 1,438 | +0.21% | 10,600 | 86億2800万 | +15.87% |
| 11/22 | 1,435 | 1,449 | 1,431 | 1,435 | -0.76% | 6,100 | 86億1000万 | +16.76% |
| 11/21 | 1,445 | 1,449 | 1,433 | 1,446 | +0.28% | 9,900 | 86億7600万 | +18.91% |
| 11/20 | 1,431 | 1,444 | 1,425 | 1,442 | +0.07% | 4,200 | 86億5200万 | +19.97% |
| 11/19 | 1,440 | 1,446 | 1,412 | 1,441 | +0.21% | 8,500 | 86億4600万 | +21.19% |
| 11/18 | 1,428 | 1,445 | 1,419 | 1,438 | +0.7% | 18,400 | 86億2800万 | +22.38% |
| 11/15 | 1,434 | 1,438 | 1,420 | 1,428 | -0.28% | 20,500 | 85億6800万 | +23% |
| 11/14 | 1,412 | 1,444 | 1,412 | 1,432 | +0.56% | 130,800 | 85億9200万 | +24.74% |
| 11/13 | 1,424 | 1,424 | 1,424 | 1,424 | +26.69% | 17,100 | 85億4400万 | +25.46% |
| 11/12 | (IR情報)15:00 日本信号株式会社による日信電子サービス株式会社の株式交換による完全子会社化に関するお知らせ |
| 11/12 | (IR情報)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 |
| 11/12 | 1,124 | 1,130 | 1,124 | 1,124 | 0% | 4,000 | 67億4400万 | +0.18% |
| 11/11 | 1,130 | 1,130 | 1,124 | 1,124 | -0.53% | 400 | 67億4400万 | +0.27% |
| 11/08 | 1,122 | 1,130 | 1,122 | 1,130 | +0.89% | 400 | 67億8000万 | +0.89% |
| 11/07 | 1,125 | 1,125 | 1,120 | 1,120 | -0.44% | 900 | 67億2000万 | 0% |
| 11/06 | 1,122 | 1,126 | 1,122 | 1,125 | 0% | 600 | 67億5000万 | +0.45% |
| 11/05 | 1,138 | 1,138 | 1,125 | 1,125 | -0.44% | 200 | 67億5000万 | +0.45% |
| 11/01 | 1,155 | 1,155 | 1,130 | 1,130 | -1.82% | 2,200 | 67億8000万 | +0.8% |
| 10/31 | 1,153 | 1,153 | 1,150 | 1,151 | +0.61% | 400 | 69億600万 | +2.68% |
| 10/30 | 1,150 | 1,150 | 1,135 | 1,144 | +0.26% | 1,500 | 68億6400万 | +2.14% |
| 10/29 | 1,141 | 1,141 | 1,141 | 1,141 | 0% | 500 | 68億4600万 | +1.97% |
| 10/28 | 1,142 | 1,167 | 1,141 | 1,141 | +0.53% | 900 | 68億4600万 | +1.97% |
| 10/25 | 1,138 | 1,160 | 1,119 | 1,135 | -0.35% | 12,000 | 68億1000万 | +1.61% |
| 10/24 | (IR情報)15:00 平成26年3月期第2四半期決算短信〔日本基準〕(連結) |
| 10/24 | 1,130 | 1,139 | 1,130 | 1,139 | +1.52% | 2,000 | 68億3400万 | +1.97% |
| 10/23 | 1,122 | 1,122 | 1,122 | 1,122 | +0.99% | 200 | 67億3200万 | +0.54% |
| 10/22 | 1,111 | 1,111 | 1,111 | 1,111 | -1.94% | 200 | 66億6600万 | -0.36% |
| 10/21 | 1,140 | 1,140 | 1,132 | 1,133 | -0.35% | 3,400 | 67億9800万 | +1.71% |
| 10/18 | 1,115 | 1,137 | 1,115 | 1,137 | +2.34% | 1,400 | 68億2200万 | +2.16% |
| 10/17 | 1,107 | 1,111 | 1,107 | 1,111 | +0.09% | 500 | 66億6600万 | +0.09% |
| 10/16 | 1,104 | 1,110 | 1,104 | 1,110 | +0.45% | 800 | 66億6000万 | 0% |
| 10/15 | 1,100 | 1,105 | 1,096 | 1,105 | +0.91% | 800 | 66億3000万 | -0.36% |
| 10/11 | 1,099 | 1,105 | 1,094 | 1,095 | +0.18% | 1,000 | 65億7000万 | -1.17% |
| 10/10 | 1,085 | 1,093 | 1,085 | 1,093 | -0.46% | 1,200 | 65億5800万 | -1.26% |
| 10/08 | 1,082 | 1,098 | 1,082 | 1,098 | +0.27% | 200 | 65億8800万 | -0.81% |
| 10/07 | 1,103 | 1,103 | 1,082 | 1,095 | -0.54% | 1,300 | 65億7000万 | -0.99% |
| 10/04 | 1,101 | 1,101 | 1,101 | 1,101 | -0.18% | 100 | 66億600万 | -0.45% |
| 10/03 | 1,102 | 1,103 | 1,102 | 1,103 | -0.63% | 200 | 66億1800万 | -0.18% |
| 10/02 | 1,144 | 1,145 | 1,110 | 1,110 | -0.45% | 600 | 66億6000万 | +0.54% |
| 10/01 | 1,145 | 1,145 | 1,085 | 1,115 | -1.33% | 4,600 | 66億9000万 | +1.09% |
| 09/30 | 1,134 | 1,135 | 1,130 | 1,130 | -0.53% | 800 | 67億8000万 | +2.63% |
| 09/27 | 1,137 | 1,137 | 1,136 | 1,136 | +0.62% | 500 | 68億1600万 | +3.18% |
| 09/26 | 1,129 | 1,129 | 1,129 | 1,129 | -0.09% | 300 | 67億7400万 | +2.64% |
| 09/25 | 1,129 | 1,130 | 1,129 | 1,130 | 0% | 200 | 67億8000万 | +2.73% |