| 2026 |
| 07/10 | 1,440 | 1,440 | 1,428 | 1,440 | +0.14% | 1,900 | 64億275万 | -5.01% |
| 07/09 | 1,430 | 1,440 | 1,427 | 1,438 | +0.77% | 4,300 | 63億9386万 | -5.7% |
| 07/08 | 1,430 | 1,430 | 1,427 | 1,427 | -0.28% | 1,300 | 63億4495万 | -6.91% |
| 07/07 | 1,435 | 1,435 | 1,427 | 1,431 | -0.28% | 1,700 | 63億6273万 | -7.32% |
| 07/06 | 1,423 | 1,435 | 1,423 | 1,435 | +0.49% | 3,000 | 63億8052万 | -7.78% |
| 07/03 | 1,427 | 1,428 | 1,422 | 1,428 | +0.28% | 2,200 | 63億4939万 | -8.75% |
| 07/02 | 1,416 | 1,425 | 1,413 | 1,424 | +0.56% | 2,900 | 63億3161万 | -9.53% |
| 07/01 | 1,423 | 1,424 | 1,416 | 1,416 | -0.42% | 4,200 | 62億9604万 | -10.55% |
| 06/30 | 1,427 | 1,427 | 1,421 | 1,422 | -0.21% | 4,200 | 63億2271万 | -10.73% |
| 06/29 | 1,427 | 1,428 | 1,424 | 1,425 | -0.14% | 2,400 | 63億3605万 | -11.1% |
| 06/26 | 1,431 | 1,438 | 1,426 | 1,427 | -0.42% | 6,100 | 63億4495万 | -11.64% |
| 06/25 | (5%ルール)GMOインターネットグループ(67.44%)GMOインターネット(3.11%) |
| 06/25 | 1,433 | 1,440 | 1,431 | 1,433 | -0.21% | 8,400 | 63億7162万 | -11.87% |
| 06/24 | (IR情報)11:01 株式の立会外分売終了に関するお知らせ |
| 06/24 | 1,440 | 1,451 | 1,430 | 1,436 | -4.33% | 46,300 | 63億8496万 | -12.22% |
| 06/23 | (IR情報)16:31 株式の立会外分売実施に関するお知らせ |
| 06/23 | 1,555 | 1,569 | 1,501 | 1,501 | -5.24% | 11,700 | 66億7398万 | -8.92% |
| 06/22 | 1,603 | 1,603 | 1,584 | 1,584 | -3.59% | 2,700 | 70億4302万 | -4.35% |
| 06/19 | 1,624 | 1,643 | 1,601 | 1,643 | +0.61% | 2,000 | 73億536万 | -1.2% |
| 06/18 | 1,595 | 1,633 | 1,595 | 1,633 | +2.38% | 4,300 | 72億6090万 | -2.16% |
| 06/17 | (IR情報)15:31 株式の立会外分売に関するお知らせ |
| 06/17 | 1,629 | 1,629 | 1,595 | 1,595 | -1.18% | 1,300 | 70億9193万 | -4.72% |
| 06/16 | 1,608 | 1,614 | 1,608 | 1,614 | -0.49% | 1,600 | 71億7642万 | -3.99% |
| 06/15 | 1,621 | 1,626 | 1,621 | 1,622 | +1.25% | 1,400 | 72億1199万 | -3.62% |
| 06/12 | 1,645 | 1,645 | 1,591 | 1,602 | -2.61% | 1,500 | 71億2306万 | -4.93% |
| 06/11 | 1,657 | 1,657 | 1,617 | 1,645 | +1.73% | 1,100 | 73億1425万 | -2.43% |
| 06/10 | 1,618 | 1,618 | 1,617 | 1,617 | -1.04% | 400 | 71億8975万 | -4.15% |
| 06/09 | 1,633 | 1,634 | 1,593 | 1,634 | +0.06% | 2,100 | 72億6534万 | -3.26% |
| 06/08 | 1,650 | 1,650 | 1,591 | 1,633 | -1.03% | 3,700 | 72億6090万 | -3.37% |
| 06/05 | 1,650 | 1,650 | 1,650 | 1,650 | -0.48% | 400 | 73億3648万 | -2.37% |
| 06/04 | 1,694 | 1,694 | 1,658 | 1,658 | -2.36% | 1,900 | 73億7205万 | -1.89% |
| 06/02 | 1,678 | 1,698 | 1,666 | 1,698 | -1.16% | 1,700 | 75億4991万 | +0.53% |
| 06/01 | 1,665 | 1,718 | 1,665 | 1,718 | +3.12% | 1,000 | 76億3884万 | +1.72% |
| 05/29 | 1,640 | 1,740 | 1,640 | 1,666 | +0.97% | 4,700 | 74億763万 | -1.24% |
| 05/28 | 1,651 | 1,651 | 1,650 | 1,650 | -0.66% | 200 | 73億3648万 | -2.14% |
| 05/27 | 1,661 | 1,661 | 1,661 | 1,661 | 0% | 300 | 73億8539万 | -1.54% |
| 05/26 | 1,666 | 1,675 | 1,661 | 1,661 | -0.3% | 1,800 | 73億8539万 | -1.48% |
| 05/25 | 1,718 | 1,750 | 1,666 | 1,666 | -3.48% | 3,700 | 74億763万 | -1.19% |
| 05/22 | 1,718 | 1,726 | 1,700 | 1,726 | +0.88% | 2,500 | 76億7441万 | +2.43% |
| 05/21 | 1,685 | 1,711 | 1,681 | 1,711 | +1.85% | 1,600 | 76億771万 | +1.72% |
| 05/20 | 1,744 | 1,744 | 1,680 | 1,680 | -2.55% | 1,600 | 74億6987万 | 0% |
| 05/19 | 1,716 | 1,724 | 1,676 | 1,724 | +0.52% | 1,200 | 76億6551万 | +2.68% |
| 05/18 | 1,730 | 1,730 | 1,582 | 1,715 | -1.94% | 11,200 | 76億2550万 | +2.27% |
| 05/15 | 1,796 | 1,798 | 1,749 | 1,749 | -2.62% | 2,500 | 77億7667万 | +4.42% |
| 05/14 | 1,772 | 1,798 | 1,771 | 1,796 | +1.41% | 4,900 | 79億8565万 | +7.48% |
| 05/13 | 1,830 | 1,830 | 1,749 | 1,771 | +1.43% | 14,600 | 78億7449万 | +6.3% |
| 05/12 | (IR情報)15:31 2026年12月期第1四半期決算説明資料 |
| 05/12 | (IR情報)15:31 2026年12月期第1四半期決算短信〔日本基準〕(連結) |
| 05/12 | (IR情報)15:31 法人税等調整額(損)の計上に関するお知らせ |
| 05/12 | 1,698 | 1,792 | 1,671 | 1,746 | +4.93% | 8,100 | 77億6333万 | +5.12% |
| 05/11 | 1,680 | 1,688 | 1,664 | 1,664 | -0.83% | 1,100 | 73億9873万 | +0.42% |
| 05/08 | 1,635 | 1,688 | 1,635 | 1,678 | +2.63% | 3,700 | 74億6098万 | +1.27% |
| 05/07 | 1,661 | 1,661 | 1,635 | 1,635 | -1.68% | 2,400 | 72億6979万 | -1.27% |
| 05/01 | 1,683 | 1,683 | 1,646 | 1,663 | -0.95% | 2,300 | 73億9429万 | +0.24% |
| 04/30 | 1,645 | 1,684 | 1,642 | 1,679 | +2.32% | 1,600 | 74億6543万 | +1.08% |
| 04/28 | 1,677 | 1,696 | 1,641 | 1,641 | +0.12% | 1,100 | 72億9647万 | -1.26% |
| 04/27 | 1,642 | 1,672 | 1,639 | 1,639 | -0.24% | 1,500 | 72億8757万 | -1.56% |
| 04/24 | 1,650 | 1,650 | 1,643 | 1,643 | -0.42% | 300 | 73億536万 | -1.44% |
| 04/23 | 1,688 | 1,688 | 1,650 | 1,650 | -2.25% | 900 | 73億3648万 | -1.2% |
| 04/22 | 1,690 | 1,690 | 1,662 | 1,688 | +1.56% | 900 | 75億545万 | +0.9% |
| 04/21 | 1,662 | 1,662 | 1,662 | 1,662 | 0% | 300 | 73億8984万 | -0.84% |
| 04/20 | 1,662 | 1,662 | 1,662 | 1,662 | 0% | 100 | 73億8984万 | -1.13% |
| 04/17 | 1,665 | 1,665 | 1,643 | 1,662 | +0.85% | 1,000 | 73億8984万 | -1.36% |
| 04/16 | 1,651 | 1,661 | 1,648 | 1,648 | -0.12% | 2,700 | 73億2759万 | -2.43% |
| 04/15 | 1,666 | 1,667 | 1,638 | 1,650 | +0.12% | 4,300 | 73億3648万 | -2.54% |
| 04/14 | 1,661 | 1,661 | 1,644 | 1,648 | -0.06% | 2,700 | 73億2759万 | -2.83% |
| 04/13 | 1,657 | 1,658 | 1,649 | 1,649 | -0.48% | 1,000 | 73億3204万 | -2.89% |
| 04/10 | 1,657 | 1,669 | 1,656 | 1,657 | +0.06% | 1,600 | 73億6761万 | -2.64% |
| 04/09 | 1,659 | 1,662 | 1,656 | 1,656 | -0.6% | 1,700 | 73億6316万 | -2.99% |
| 04/08 | 1,665 | 1,677 | 1,655 | 1,666 | +0.18% | 3,400 | 74億763万 | -2.63% |
| 04/07 | 1,654 | 1,663 | 1,651 | 1,663 | +0.48% | 1,500 | 73億9429万 | -2.98% |
| 04/06 | 1,665 | 1,665 | 1,654 | 1,655 | -0.72% | 1,000 | 73億5872万 | -3.72% |
| 04/03 | 1,653 | 1,686 | 1,653 | 1,667 | +0.85% | 400 | 74億1207万 | -3.31% |
| 04/02 | 1,659 | 1,688 | 1,653 | 1,653 | -0.3% | 2,200 | 73億4982万 | -4.34% |
| 04/01 | 1,671 | 1,674 | 1,658 | 1,658 | +0.06% | 2,000 | 73億7205万 | -4.22% |
| 03/31 | (IR情報)12:31 上場維持基準への適合に向けた計画(改善期間入り)について |
| 03/31 | (IR情報)12:31 事業計画及び成長可能性に関する説明資料 |
| 03/31 | 1,663 | 1,665 | 1,657 | 1,657 | -0.24% | 2,900 | 73億6761万 | -4.39% |
| 03/30 | 1,694 | 1,694 | 1,661 | 1,661 | -1.95% | 2,900 | 73億8539万 | -4.27% |
| 03/27 | 1,700 | 1,700 | 1,693 | 1,694 | -1.34% | 12,500 | 75億3212万 | -2.53% |
| 03/26 | 1,698 | 1,717 | 1,697 | 1,717 | +1.06% | 2,900 | 76億3439万 | -1.21% |
| 03/25 | 1,712 | 1,716 | 1,699 | 1,699 | -0.59% | 2,600 | 75億5436万 | -2.3% |
| 03/24 | 1,711 | 1,720 | 1,698 | 1,709 | +0.59% | 1,200 | 75億9882万 | -1.78% |
| 03/23 | 1,759 | 1,759 | 1,698 | 1,699 | -1.22% | 5,100 | 75億5436万 | -2.58% |
| 03/19 | 1,723 | 1,734 | 1,718 | 1,720 | -0.29% | 3,100 | 76億4773万 | -1.71% |
| 03/18 | (IR情報)16:31 支配株主等に関する事項について |
| 03/18 | 1,726 | 1,749 | 1,725 | 1,725 | -1.71% | 900 | 76億6996万 | -2.16% |
| 03/17 | 1,785 | 1,785 | 1,732 | 1,755 | -1.63% | 1,500 | 78億335万 | -1.18% |
| 03/16 | 1,774 | 1,784 | 1,717 | 1,784 | +0.56% | 1,000 | 79億3230万 | +0.06% |
| 03/13 | 1,781 | 1,781 | 1,752 | 1,774 | +1.26% | 2,300 | 78億8783万 | -1% |
| 03/12 | 1,753 | 1,784 | 1,752 | 1,752 | -0.57% | 3,000 | 77億9001万 | -2.72% |
| 03/11 | 1,749 | 1,800 | 1,749 | 1,762 | +3.1% | 6,000 | 78億3448万 | -2.71% |
| 03/10 | 1,735 | 1,765 | 1,707 | 1,709 | +0.29% | 4,700 | 75億9882万 | -6.1% |
| 03/09 | 1,733 | 1,733 | 1,704 | 1,704 | -3.07% | 3,300 | 75億7659万 | -6.94% |
| 03/06 | 1,740 | 1,758 | 1,706 | 1,758 | -1.12% | 1,500 | 78億1669万 | -4.51% |
| 03/05 | 1,758 | 1,778 | 1,718 | 1,778 | +1.14% | 1,800 | 79億562万 | -3.84% |
| 03/04 | 1,703 | 1,760 | 1,702 | 1,758 | +1.62% | 4,900 | 78億1669万 | -5.38% |
| 03/03 | 1,787 | 1,796 | 1,715 | 1,730 | -3.78% | 4,900 | 76億9219万 | -7.44% |
| 03/02 | 1,761 | 1,798 | 1,737 | 1,798 | +0.67% | 3,000 | 79億9454万 | -4.46% |
| 02/27 | (IR情報)15:31 連結子会社からの配当金受領に関するお知らせ |
| 02/27 | 1,768 | 1,809 | 1,767 | 1,786 | +2.06% | 7,500 | 79億4119万 | -5.55% |
| 02/26 | 1,735 | 1,768 | 1,735 | 1,750 | +0.86% | 4,400 | 77億8112万 | -7.89% |
| 02/25 | 1,727 | 1,770 | 1,727 | 1,735 | +1.52% | 3,100 | 77億1442万 | -9.26% |
| 02/24 | 1,707 | 1,726 | 1,701 | 1,709 | -0.06% | 3,200 | 75億9882万 | -11.17% |
| 02/20 | 1,735 | 1,736 | 1,710 | 1,710 | -1.44% | 3,300 | 76億327万 | -11.72% |
| 02/19 | 1,704 | 1,735 | 1,704 | 1,735 | +1.7% | 3,000 | 77億1442万 | -11.07% |
| 02/18 | 1,730 | 1,730 | 1,706 | 1,706 | -1.1% | 4,200 | 75億8548万 | -13.09% |
| 02/17 | 1,737 | 1,737 | 1,698 | 1,725 | +0.06% | 11,100 | 76億6996万 | -12.75% |
| 02/16 | (IR情報)17:31 剰余金の配当に関するお知らせ |
| 02/16 | (IR情報)17:31 定款一部変更に関するお知らせ |
| 02/16 | (IR情報)17:31 監査等委員会設置会社への移行および役員人事に関するお知らせ |
| 02/16 | 1,815 | 1,815 | 1,722 | 1,724 | -4.8% | 19,500 | 76億6551万 | -13.41% |
| 02/13 | 1,830 | 1,830 | 1,800 | 1,811 | -1.58% | 16,100 | 80億5235万 | -9.63% |
| 02/12 | 1,800 | 1,840 | 1,790 | 1,840 | -10.24% | 75,000 | 81億8129万 | -8.68% |
| 02/10 | (IR情報)15:31 法人税等調整額(益)の計上に関するお知らせ |
| 02/10 | (IR情報)15:31 配当方針の変更に関するお知らせ |
| 02/10 | (IR情報)15:31 個別業績の前期実績との差異に関するお知らせ |
| 02/10 | (IR情報)15:31 2025年12月期決算説明会資料 |
| 02/10 | (IR情報)15:31 2025年12月期決算短信〔日本基準〕(連結) |
| 02/05 | (IR情報)15:31 通期業績予想及び配当予想の修正に関するお知らせ |