| 2022 |
| 02/01 | （IR情報）15:00 当社株式の上場廃止に関するお知らせ |
| 02/01 | 4,730 | 4,745 | 4,730 | 4,745 | +0.32% | 18,900 | 271億8125万 | +0.38% |
| 01/31 | （IR情報）15:00 2022年3月期第3四半期決算短信〔日本基準〕(非連結) |
| 01/31 | 4,730 | 4,735 | 4,725 | 4,730 | 0% | 11,800 | 270億9533万 | +0.08% |
| 01/28 | 4,725 | 4,730 | 4,725 | 4,730 | 0% | 33,500 | 270億9533万 | +0.11% |
| 01/27 | 4,725 | 4,730 | 4,725 | 4,730 | +0.11% | 4,000 | 270億9533万 | +0.11% |
| 01/26 | 4,725 | 4,730 | 4,725 | 4,725 | 0% | 10,500 | 270億6669万 | 0% |
| 01/25 | 4,725 | 4,730 | 4,725 | 4,725 | 0% | 30,900 | 270億6669万 | 0% |
| 01/24 | 4,725 | 4,730 | 4,725 | 4,725 | -0.11% | 3,600 | 270億6669万 | +0.02% |
| 01/21 | 4,725 | 4,730 | 4,725 | 4,730 | 0% | 3,600 | 270億9533万 | +0.13% |
| 01/20 | 4,725 | 4,730 | 4,725 | 4,730 | +0.11% | 5,200 | 270億9533万 | +0.13% |
| 01/19 | 4,725 | 4,735 | 4,725 | 4,725 | 0% | 53,600 | 270億6669万 | +0.04% |
| 01/18 | 4,725 | 4,740 | 4,725 | 4,725 | 0% | 93,900 | 270億6669万 | +0.04% |
| 01/17 | 4,725 | 4,730 | 4,725 | 4,725 | 0% | 13,200 | 270億6669万 | +0.04% |
| 01/14 | 4,725 | 4,730 | 4,725 | 4,725 | 0% | 76,400 | 270億6669万 | +0.04% |
| 01/13 | （IR情報）15:30 株式併合並びに単元株式数の定めの廃止及び定款の一部変更に係る承認決議に関するお知らせ |
| 01/13 | 4,725 | 4,730 | 4,725 | 4,725 | 0% | 85,200 | 270億6669万 | +0.04% |
| 01/12 | 4,725 | 4,730 | 4,725 | 4,725 | -0.11% | 8,300 | 270億6669万 | +0.06% |
| 01/11 | 4,725 | 4,730 | 4,725 | 4,730 | +0.11% | 5,400 | 270億9533万 | +0.17% |
| 01/07 | 4,725 | 4,730 | 4,725 | 4,725 | 0% | 29,000 | 270億6669万 | +0.06% |
| 01/06 | 4,725 | 4,730 | 4,725 | 4,725 | 0% | 12,400 | 270億6669万 | +0.06% |
| 01/05 | 4,725 | 4,730 | 4,725 | 4,725 | 0% | 3,200 | 270億6669万 | +0.06% |
| 01/04 | 4,725 | 4,730 | 4,725 | 4,725 | 0% | 17,400 | 270億6669万 | +0.06% |
| 2021 |
| 12/30 | 4,725 | 4,730 | 4,725 | 4,725 | -0.11% | 10,100 | 270億6669万 | +0.06% |
| 12/29 | 4,725 | 4,730 | 4,720 | 4,730 | +0.11% | 28,500 | 270億9533万 | +0.17% |
| 12/28 | 4,725 | 4,725 | 4,720 | 4,725 | +0.11% | 7,100 | 270億6669万 | +0.06% |
| 12/27 | 4,720 | 4,725 | 4,720 | 4,720 | 0% | 74,000 | 270億3804万 | -0.04% |
| 12/24 | 4,720 | 4,720 | 4,720 | 4,720 | 0% | 4,200 | 270億3804万 | -0.04% |
| 12/23 | 4,720 | 4,725 | 4,720 | 4,720 | 0% | 7,300 | 270億3804万 | -0.04% |
| 12/22 | 4,725 | 4,725 | 4,720 | 4,720 | 0% | 19,900 | 270億3804万 | -0.04% |
| 12/21 | 4,720 | 4,725 | 4,720 | 4,720 | -0.11% | 15,100 | 270億3049万 | -0.02% |
| 12/20 | 4,720 | 4,725 | 4,720 | 4,725 | +0.11% | 24,300 | 270億5913万 | +0.15% |
| 12/17 | 4,725 | 4,725 | 4,720 | 4,720 | 0% | 2,500 | 270億3049万 | +0.06% |
| 12/16 | 4,720 | 4,725 | 4,720 | 4,720 | 0% | 7,500 | 270億3049万 | +0.06% |
| 12/15 | 4,720 | 4,725 | 4,720 | 4,720 | 0% | 6,200 | 270億3049万 | +0.04% |
| 12/14 | （IR情報）18:15 株式併合並びに単元株式数の定めの廃止及び定款の一部変更に関する臨時株主総会開催のお知らせ |
| 12/14 | 4,720 | 4,725 | 4,720 | 4,720 | 0% | 11,700 | 270億3049万 | +0.02% |
| 12/13 | 4,720 | 4,725 | 4,720 | 4,720 | 0% | 18,100 | 270億3049万 | +0.02% |
| 12/10 | 4,720 | 4,725 | 4,720 | 4,720 | 0% | 34,500 | 270億3049万 | 0% |
| 12/09 | 4,725 | 4,725 | 4,720 | 4,720 | 0% | 12,700 | 270億3049万 | -0.04% |
| 12/08 | 4,720 | 4,725 | 4,720 | 4,720 | 0% | 43,500 | 270億3049万 | -0.08% |
| 12/07 | 4,730 | 4,730 | 4,720 | 4,720 | 0% | 46,400 | 270億3049万 | -0.15% |
| 12/06 | 4,725 | 4,730 | 4,720 | 4,720 | -0.11% | 13,100 | 270億3049万 | -0.19% |
| 12/03 | 4,725 | 4,730 | 4,720 | 4,725 | +0.11% | 38,000 | 270億5913万 | -0.13% |
| 12/02 | 4,725 | 4,730 | 4,720 | 4,720 | -0.11% | 74,700 | 270億3049万 | -0.27% |
| 12/01 | 4,725 | 4,735 | 4,720 | 4,725 | +0.11% | 152,200 | 270億5913万 | -0.21% |
| 11/30 | 4,720 | 4,730 | 4,720 | 4,720 | 0% | 64,800 | 270億3049万 | -0.36% |
| 11/29 | 4,735 | 4,745 | 4,720 | 4,720 | -0.42% | 172,100 | 270億3049万 | -0.4% |
| 11/26 | 4,735 | 4,740 | 4,730 | 4,740 | +0.21% | 38,100 | 271億4503万 | -0.02% |
| 11/25 | 4,725 | 4,735 | 4,725 | 4,730 | +0.21% | 142,400 | 270億8776万 | -0.25% |
| 11/24 | 4,720 | 4,725 | 4,715 | 4,720 | 0% | 214,100 | 270億3049万 | -0.51% |
| 11/22 | （5%ルール）野村證券（0.21%）野村アセットマネジメント（1.89%）ノムラインターナショナルピーエルシー(NOMURA IN…（0.99%） |
| 11/22 | 4,720 | 4,725 | 4,720 | 4,720 | 0% | 79,900 | 269億7527万 | -0.55% |
| 11/19 | （5%ルール）野村證券（0.21%）野村アセットマネジメント（2%）ノムラインターナショナルピーエルシー(NOMURA IN…（8.34%） |
| 11/19 | （5%ルール）LINE Digital Frontier（35.55%）ヤフー（42.66%） |
| 11/19 | 4,725 | 4,725 | 4,720 | 4,720 | 0% | 34,100 | 269億7527万 | -0.61% |
| 11/18 | 4,730 | 4,735 | 4,720 | 4,720 | -0.21% | 252,100 | 269億7527万 | -0.69% |
| 11/17 | （5%ルール）野村證券（2.97%）ノムラインターナショナルピーエルシー(NOMURA IN…（6.27%）野村アセットマネジメント（2%） |
| 11/17 | 4,720 | 4,730 | 4,715 | 4,730 | +0.96% | 209,400 | 270億3242万 | -0.63% |
| 11/16 | （IR情報）15:45 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 |
| 11/16 | （IR情報）15:45 LINE Digital Frontier株式会社による当社株券等に対する公開買付けの結果並びに主要株主及びその他の関係会社の異動に関するお知らせ |
| 11/16 | 4,670 | 4,710 | 4,665 | 4,685 | +0.54% | 113,900 | 267億7524万 | -1.72% |
| 11/15 | 4,655 | 4,680 | 4,630 | 4,660 | -0.43% | 145,500 | 266億3236万 | -2.39% |
| 11/12 | 4,730 | 4,740 | 4,680 | 4,680 | -1.16% | 125,000 | 267億4666万 | -2.19% |
| 11/11 | 4,745 | 4,750 | 4,735 | 4,735 | -0.11% | 180,000 | 270億6099万 | -1.23% |
| 11/10 | 4,740 | 4,755 | 4,740 | 4,740 | 0% | 162,100 | 270億8957万 | -1.25% |
| 11/09 | 4,745 | 4,760 | 4,735 | 4,740 | +0.11% | 181,300 | 270億8957万 | -1.35% |
| 11/08 | 4,735 | 4,750 | 4,730 | 4,735 | 0% | 285,600 | 270億6099万 | -1.66% |
| 11/05 | 4,775 | 4,780 | 4,735 | 4,735 | -0.73% | 274,800 | 270億6099万 | -1.72% |
| 11/04 | 4,775 | 4,795 | 4,765 | 4,770 | -0.1% | 138,100 | 272億6102万 | -0.83% |
| 11/02 | 4,785 | 4,820 | 4,775 | 4,775 | -0.31% | 54,700 | 272億8960万 | -0.52% |
| 11/01 | （5%ルール）野村アセットマネジメント（1.8%）ノムラインターナショナルピーエルシー(NOMURA IN…（5.39%）野村證券（2.97%） |
| 11/01 | 4,780 | 4,800 | 4,765 | 4,790 | +0.52% | 77,400 | 273億7532万 | +0.15% |
| 10/29 | 4,770 | 4,785 | 4,750 | 4,765 | 0% | 291,200 | 272億3245万 | -0.06% |
| 10/28 | 4,780 | 4,790 | 4,765 | 4,765 | -0.21% | 155,600 | 272億3245万 | +0.4% |
| 10/27 | 4,780 | 4,800 | 4,775 | 4,775 | -0.31% | 39,300 | 272億8960万 | +1.27% |
| 10/26 | （IR情報）15:00 2021年度第2四半期決算補足資料 |
| 10/26 | （IR情報）15:00 2022年3月期第2四半期決算短信〔日本基準〕(非連結) |
| 10/26 | 4,770 | 4,815 | 4,765 | 4,790 | +0.52% | 102,600 | 273億7532万 | +2.2% |
| 10/25 | 4,770 | 4,775 | 4,765 | 4,765 | -0.1% | 49,900 | 272億3245万 | +2.14% |
| 10/22 | （5%ルール）アセットマネジメントOne（1.92%）みずほ証券（0.34%） |
| 10/22 | 4,780 | 4,790 | 4,765 | 4,770 | +0.1% | 103,300 | 272億6102万 | +2.78% |
| 10/21 | 4,770 | 4,780 | 4,765 | 4,765 | -0.21% | 83,200 | 272億2101万 | +3.34% |
| 10/20 | （5%ルール）野村アセットマネジメント（1.8%）野村證券（0%）ノムラインターナショナルピーエルシー(NOMURA IN…（7.02%） |
| 10/20 | 4,780 | 4,815 | 4,770 | 4,775 | +0.1% | 124,200 | 272億7814万 | +4.28% |
| 10/19 | 4,780 | 4,815 | 4,765 | 4,770 | 0% | 66,600 | 272億4957万 | +4.9% |
| 10/18 | 4,785 | 4,815 | 4,760 | 4,770 | -0.42% | 64,000 | 272億4957万 | +5.72% |
| 10/15 | 4,855 | 4,855 | 4,775 | 4,790 | -1.03% | 64,100 | 273億6383万 | +7.11% |
| 10/14 | 4,870 | 4,910 | 4,815 | 4,840 | -0.82% | 68,800 | 276億4946万 | +9.26% |
| 10/13 | 4,880 | 4,900 | 4,850 | 4,880 | -0.41% | 52,100 | 278億7797万 | +11.21% |
| 10/12 | 4,875 | 4,930 | 4,855 | 4,900 | +0.51% | 57,000 | 279億9223万 | +12.8% |
| 10/11 | 4,920 | 4,920 | 4,855 | 4,875 | -1.32% | 70,500 | 278億4941万 | +13.42% |
| 10/08 | 4,885 | 4,950 | 4,850 | 4,940 | +0.82% | 100,300 | 282億2073万 | +15.94% |
| 10/07 | （5%ルール）ヤフー（42.77%） |
| 10/07 | 4,850 | 4,900 | 4,825 | 4,900 | +0.31% | 99,000 | 279億9223万 | +16.14% |
| 10/06 | 4,830 | 4,905 | 4,820 | 4,885 | +0.62% | 92,000 | 279億653万 | +17.01% |
| 10/05 | 4,940 | 4,960 | 4,820 | 4,855 | -2.71% | 124,100 | 277億3515万 | +17.61% |
| 10/04 | 4,805 | 5,020 | 4,765 | 4,990 | +3.63% | 268,900 | 285億637万 | +22.36% |
| 10/01 | 4,760 | 4,910 | 4,755 | 4,815 | +6.06% | 762,000 | 275億665万 | +19.78% |
| 09/30 | （IR情報）15:30 LINE Digital Frontier株式会社による当社株券等に対する公開買付けに関する意見表明及び応募推奨に関するお知らせ |
| 09/30 | （IR情報）15:30 LINE Digital Frontier株式会社による株式会社イーブックイニシアティブジャパン株券等(証券コード3658)に対する公開買付けの開始に関するお知らせ |
| 09/30 | （IR情報）15:30 特別損失の計上に関するお知らせ |
| 09/30 | 4,520 | 4,585 | 4,325 | 4,540 | +0.67% | 76,200 | 259億3565万 | +14.47% |
| 09/29 | 4,300 | 4,545 | 4,245 | 4,510 | +3.68% | 72,500 | 257億6427万 | +14.9% |
| 09/28 | 4,500 | 4,550 | 4,215 | 4,350 | -1.81% | 91,600 | 248億5024万 | +12% |
| 09/27 | 4,265 | 4,545 | 4,260 | 4,430 | +5.6% | 115,200 | 253億726万 | +15.09% |
| 09/24 | 4,130 | 4,235 | 4,075 | 4,195 | +5.14% | 67,700 | 239億6477万 | +10.05% |
| 09/22 | 4,075 | 4,115 | 3,930 | 3,990 | -2.09% | 52,600 | 227億9367万 | +5.25% |
| 09/21 | 4,060 | 4,145 | 4,010 | 4,075 | -4.34% | 81,200 | 232億7925万 | +8% |
| 09/17 | 4,185 | 4,330 | 4,130 | 4,260 | +2.53% | 90,100 | 243億3610万 | +13.33% |
| 09/16 | 4,025 | 4,245 | 3,970 | 4,155 | +3.36% | 94,400 | 237億3626万 | +11.07% |
| 09/15 | 3,910 | 4,095 | 3,910 | 4,020 | +1.13% | 62,900 | 229億6505万 | +7.72% |
| 09/14 | 3,950 | 4,000 | 3,860 | 3,975 | +0.51% | 47,300 | 227億798万 | +6.63% |
| 09/13 | 3,900 | 4,010 | 3,890 | 3,955 | +1.54% | 36,700 | 225億9372万 | +6.09% |
| 09/10 | 3,800 | 3,905 | 3,785 | 3,895 | +3.32% | 34,600 | 222億5096万 | +4.54% |
| 09/09 | 3,755 | 3,835 | 3,755 | 3,770 | +0.27% | 20,300 | 215億3687万 | +1.05% |
| 09/08 | 3,720 | 3,835 | 3,700 | 3,760 | -0.4% | 29,300 | 214億7975万 | +0.53% |
| 09/07 | 3,780 | 3,900 | 3,735 | 3,775 | -0.26% | 38,700 | 215億6544万 | +0.8% |
| 09/06 | 3,775 | 3,835 | 3,720 | 3,785 | +0.93% | 38,800 | 216億2256万 | +1.1% |
