| 2025 |
| 11/19 | (IR情報)15:30 当社株式の上場廃止に関するお知らせ |
| 11/19 | 821 | 828 | 818 | 823 | +0.24% | 23,800 | 117億6890万 | -2.14% |
| 11/18 | 818 | 829 | 810 | 821 | -1.44% | 17,100 | 117億4030万 | -2.61% |
| 11/17 | 821 | 845 | 821 | 833 | +0.97% | 16,200 | 119億1190万 | -1.3% |
| 11/14 | 838 | 842 | 819 | 825 | -6.57% | 31,500 | 117億9750万 | -2.37% |
| 11/13 | (IR情報)15:30 従業員向け及び役員向け株式給付信託の終了に伴う自己株式の無償取得及び消却に関するお知らせ |
| 11/13 | (IR情報)15:30 2026年3月期第2四半期(中間期)の業績予想値と実績値との差異に関するお知らせ |
| 11/13 | (IR情報)15:30 2026年3月期第2四半期(中間期)決算短信[日本基準](連結) |
| 11/13 | 856 | 885 | 856 | 883 | +4.74% | 52,300 | 126億2690万 | +4.25% |
| 11/12 | 841 | 855 | 841 | 843 | +0.36% | 29,200 | 120億5490万 | -0.47% |
| 11/11 | 836 | 845 | 836 | 840 | -0.36% | 18,200 | 120億1200万 | -0.94% |
| 11/10 | 834 | 846 | 834 | 843 | +1.08% | 28,600 | 120億5490万 | -0.71% |
| 11/07 | (5%ルール)りそな銀行(4.27%) |
| 11/07 | 834 | 843 | 834 | 834 | -0.83% | 15,200 | 119億2620万 | -1.77% |
| 11/06 | 833 | 848 | 831 | 841 | +0.96% | 11,600 | 120億2630万 | -1.06% |
| 11/05 | 847 | 847 | 816 | 833 | -1.65% | 51,200 | 119億1190万 | -2.23% |
| 11/04 | 828 | 853 | 828 | 847 | +2.29% | 23,300 | 121億1210万 | -0.82% |
| 10/31 | 826 | 831 | 822 | 828 | +0.24% | 11,600 | 118億4040万 | -3.38% |
| 10/30 | 824 | 832 | 824 | 826 | +0.24% | 11,000 | 118億1180万 | -4.18% |
| 10/29 | 846 | 846 | 823 | 824 | -0.84% | 33,300 | 117億8320万 | -4.63% |
| 10/28 | 869 | 869 | 831 | 831 | -4.48% | 59,800 | 118億8330万 | -3.93% |
| 10/27 | 861 | 882 | 860 | 870 | -0.23% | 101,800 | 124億4100万 | +0.35% |
| 10/24 | (IR情報)16:00 株式交換契約に係る臨時株主総会の承認可決に関するお知らせ |
| 10/24 | 860 | 876 | 852 | 872 | +1.51% | 39,400 | 124億6960万 | +0.35% |
| 10/23 | 837 | 864 | 837 | 859 | +2.63% | 18,000 | 122億8370万 | -1.26% |
| 10/22 | 835 | 849 | 828 | 837 | +0.24% | 14,200 | 119億6910万 | -3.9% |
| 10/21 | 835 | 843 | 826 | 835 | -0.12% | 12,800 | 119億4050万 | -4.13% |
| 10/20 | 850 | 877 | 836 | 836 | -0.24% | 15,600 | 119億5480万 | -4.13% |
| 10/17 | 840 | 858 | 830 | 838 | -0.12% | 9,700 | 119億8340万 | -3.9% |
| 10/16 | 852 | 869 | 839 | 839 | -3.23% | 19,800 | 119億9770万 | -3.78% |
| 10/15 | 857 | 887 | 857 | 867 | -0.57% | 11,800 | 123億9810万 | -0.69% |
| 10/14 | 842 | 900 | 842 | 872 | +2.47% | 36,800 | 124億6960万 | -0.11% |
| 10/10 | 855 | 867 | 847 | 851 | -0.23% | 6,200 | 121億6930万 | -2.52% |
| 10/09 | 871 | 873 | 853 | 853 | -2.07% | 9,900 | 121億9790万 | -2.4% |
| 10/08 | 873 | 914 | 870 | 871 | -1.14% | 23,100 | 124億5530万 | -0.57% |
| 10/07 | 884 | 930 | 870 | 881 | +0.23% | 14,800 | 125億9830万 | +0.34% |
| 10/06 | 861 | 884 | 850 | 879 | +3.53% | 21,100 | 125億6970万 | -0.45% |
| 10/03 | 847 | 885 | 847 | 849 | +0.71% | 11,500 | 121億4070万 | -4.28% |
| 10/02 | 854 | 860 | 840 | 843 | -2.66% | 16,400 | 120億5490万 | -5.7% |
| 10/01 | 885 | 898 | 866 | 866 | -1.7% | 9,500 | 123億8380万 | -4.2% |
| 09/30 | 894 | 909 | 881 | 881 | -1.45% | 3,400 | 125億9830万 | -2.87% |
| 09/29 | 911 | 916 | 883 | 894 | -3.46% | 9,400 | 127億8420万 | -1.97% |
| 09/26 | 929 | 941 | 911 | 926 | -1.28% | 19,300 | 132億4180万 | +1.54% |
| 09/25 | 878 | 946 | 878 | 938 | +6.83% | 71,800 | 134億1340万 | +2.85% |
| 09/24 | (5%ルール)エスアイエル(0.79%)UH Partners 2(3.45%)UH Partners 3(2.91%)ヒカリ・ツウシン・インベストメンツ・アジア・プラ…(7.08%)光通信(0.79%) |
| 09/24 | 862 | 878 | 862 | 878 | +1.86% | 8,200 | 125億5540万 | -3.52% |
| 09/22 | 868 | 874 | 860 | 862 | -2.38% | 10,000 | 123億2660万 | -5.17% |
| 09/19 | 920 | 920 | 860 | 883 | -3.07% | 63,800 | 126億2690万 | -2.86% |
| 09/18 | 908 | 920 | 882 | 911 | +2.02% | 12,000 | 130億2730万 | +0.11% |
| 09/17 | 888 | 958 | 888 | 893 | +0.56% | 69,800 | 127億6990万 | -1.76% |
| 09/16 | 851 | 888 | 851 | 888 | +4.35% | 53,400 | 126億9840万 | -2.31% |
| 09/12 | 835 | 856 | 835 | 851 | +0.95% | 30,000 | 121億6930万 | -5.97% |
| 09/11 | 840 | 845 | 834 | 843 | +0.48% | 35,900 | 120億5490万 | -6.64% |
| 09/10 | 850 | 857 | 835 | 839 | -1.41% | 129,500 | 119億9770万 | -6.88% |
| 09/09 | 865 | 869 | 851 | 851 | -1.62% | 12,700 | 121億6930万 | -5.44% |
| 09/08 | 868 | 881 | 863 | 865 | 0% | 11,200 | 123億6950万 | -3.67% |
| 09/05 | 884 | 884 | 865 | 865 | 0% | 8,700 | 123億6950万 | -3.57% |
| 09/04 | 882 | 908 | 855 | 865 | -2.37% | 54,900 | 123億6950万 | -3.24% |
| 09/03 | 886 | 919 | 876 | 886 | -0.34% | 28,400 | 126億6980万 | -0.56% |
| 09/02 | 934 | 934 | 884 | 889 | -4% | 80,800 | 127億1270万 | +0.23% |
| 09/01 | 990 | 990 | 925 | 926 | -8.23% | 70,700 | 132億4180万 | +4.87% |
| 08/29 | 951 | 1,050 | 944 | 1,009 | +4.67% | 52,700 | 144億2870万 | +15.05% |
| 08/28 | 1,031 | 1,049 | 951 | 964 | -7.31% | 44,100 | 137億8520万 | +11.06% |
| 08/27 | 1,098 | 1,098 | 1,031 | 1,040 | -4.67% | 88,700 | 148億7200万 | +20.79% |
| 08/26 | 927 | 1,091 | 927 | 1,091 | +15.94% | 289,900 | 156億130万 | +28.2% |
| 08/25 | 999 | 1,010 | 940 | 941 | -5.9% | 79,600 | 134億5630万 | +12.29% |
| 08/22 | 890 | 1,046 | 848 | 1,000 | +11.61% | 779,400 | 143億 | +20.19% |
| 08/21 | (IR情報)16:00 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 |
| 08/21 | (IR情報)16:00 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 |
| 08/21 | (IR情報)16:00 エレコム株式会社による日本アンテナ株式会社の完全子会社化に関する株式交換契約締結及びエレコムグループと日本アンテナ株式会社の経営統合契約締結のお知らせ |
| 08/21 | (5%ルール)りそな銀行(7.52%) |
| 08/21 | 922 | 922 | 877 | 896 | -2.5% | 24,100 | 128億1280万 | +8.87% |
| 08/20 | 883 | 920 | 883 | 919 | +4.08% | 33,800 | 131億4170万 | +12.21% |
| 08/19 | 872 | 891 | 869 | 883 | +1.26% | 14,100 | 126億2690万 | +8.61% |
| 08/18 | 880 | 892 | 868 | 872 | +0.58% | 15,500 | 124億6960万 | +7.79% |
| 08/15 | 890 | 890 | 835 | 867 | -3.13% | 26,200 | 123億9810万 | +7.57% |
| 08/14 | 873 | 895 | 871 | 895 | +2.05% | 14,900 | 127億9850万 | +11.6% |
| 08/13 | 900 | 909 | 870 | 877 | -2.34% | 17,000 | 125億4110万 | +9.9% |
| 08/12 | 861 | 915 | 861 | 898 | +13.1% | 59,500 | 128億4140万 | +13.1% |
| 08/08 | (IR情報)15:30 2026年3月期第1四半期決算短信[日本基準](連結) |
| 08/08 | 801 | 808 | 794 | 794 | 0% | 6,700 | 113億5420万 | +0.63% |
| 08/07 | 809 | 820 | 790 | 794 | -2.1% | 13,300 | 113億5420万 | +0.89% |
| 08/06 | 803 | 819 | 803 | 811 | +0.12% | 3,800 | 115億9730万 | +3.18% |
| 08/05 | 791 | 816 | 791 | 810 | +1% | 2,800 | 115億8300万 | +3.32% |
| 08/04 | 793 | 820 | 793 | 802 | -2.55% | 7,700 | 114億6860万 | +2.43% |
| 08/01 | 789 | 839 | 785 | 823 | +3.39% | 6,800 | 117億6890万 | +5.24% |
| 07/31 | 788 | 796 | 785 | 796 | +0.51% | 4,100 | 113億8280万 | +2.05% |
| 07/30 | 786 | 794 | 785 | 792 | -0.25% | 11,500 | 113億2560万 | +1.67% |
| 07/29 | 785 | 795 | 785 | 794 | +1.15% | 3,600 | 113億5420万 | +2.06% |
| 07/28 | 775 | 785 | 772 | 785 | +1.29% | 2,000 | 112億2550万 | +1.03% |
| 07/25 | 773 | 777 | 773 | 775 | -0.77% | 2,500 | 110億8250万 | -0.26% |
| 07/24 | 786 | 789 | 776 | 781 | -0.89% | 2,900 | 111億6830万 | +0.51% |
| 07/23 | 779 | 789 | 778 | 788 | +1.16% | 1,300 | 112億6840万 | +1.55% |
| 07/22 | 784 | 790 | 778 | 779 | -0.64% | 8,300 | 111億3970万 | +0.52% |
| 07/18 | 787 | 788 | 784 | 784 | -0.51% | 3,200 | 112億1120万 | +1.29% |
| 07/17 | 781 | 788 | 777 | 788 | +0.9% | 2,500 | 112億6840万 | +1.81% |
| 07/16 | 782 | 784 | 771 | 781 | +0.51% | 12,900 | 111億6830万 | +1.17% |
| 07/15 | 779 | 780 | 773 | 777 | 0% | 7,400 | 111億1110万 | +0.65% |
| 07/14 | 786 | 788 | 770 | 777 | -0.51% | 10,800 | 111億1110万 | +0.78% |
| 07/11 | 789 | 791 | 781 | 781 | -1.01% | 6,300 | 111億6830万 | +1.56% |
| 07/10 | 787 | 792 | 777 | 789 | +0.25% | 11,900 | 112億8270万 | +2.87% |
| 07/09 | 777 | 789 | 777 | 787 | +1.42% | 3,300 | 112億5410万 | +2.88% |
| 07/08 | 779 | 784 | 766 | 776 | -1.65% | 5,300 | 110億9680万 | +1.84% |
| 07/07 | 771 | 797 | 771 | 789 | +3.41% | 11,200 | 112億8270万 | +3.82% |
| 07/04 | 770 | 777 | 763 | 763 | +0.26% | 3,800 | 109億1090万 | +0.93% |
| 07/03 | 770 | 770 | 761 | 761 | -1.17% | 1,100 | 108億8230万 | +1.06% |
| 07/02 | 767 | 770 | 762 | 770 | +0.92% | 4,900 | 110億1100万 | +2.67% |
| 07/01 | 772 | 772 | 761 | 763 | -0.65% | 500 | 109億1090万 | +2.14% |
| 06/30 | 770 | 774 | 758 | 768 | -0.65% | 4,000 | 109億8240万 | +3.23% |
| 06/27 | 773 | 773 | 761 | 773 | +0.26% | 5,900 | 110億5390万 | +4.46% |
| 06/26 | 767 | 774 | 764 | 771 | -0.13% | 9,700 | 110億2530万 | +4.76% |
| 06/25 | 789 | 793 | 772 | 772 | -2.28% | 6,500 | 110億3960万 | +5.32% |