| 2026 |
| 09/25 | (IR情報)15:30 当社株式の上場廃止に関するお知らせ |
| 09/25 | 1,359 | 1,368 | 1,358 | 1,359 | 0% | 12,400 | - | +0.07% |
| 09/24 | (IR情報)15:30 役員向け及び従業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 |
| 09/24 | 1,357 | 1,359 | 1,357 | 1,359 | +0.15% | 41,800 | - | +0.15% |
| 09/18 | (IR情報)15:30 主要株主の異動に関するお知らせ |
| 09/18 | 1,357 | 1,358 | 1,357 | 1,357 | 0% | 33,000 | - | 0% |
| 09/17 | 1,357 | 1,358 | 1,357 | 1,357 | 0% | 5,100 | - | 0% |
| 09/16 | 1,357 | 1,358 | 1,357 | 1,357 | 0% | 16,000 | - | 0% |
| 09/15 | 1,357 | 1,358 | 1,357 | 1,357 | 0% | 8,800 | - | 0% |
| 09/14 | 1,357 | 1,358 | 1,357 | 1,357 | 0% | 4,700 | - | 0% |
| 09/11 | 1,357 | 1,358 | 1,357 | 1,357 | 0% | 14,200 | - | 0% |
| 09/10 | 1,357 | 1,358 | 1,357 | 1,357 | 0% | 15,500 | - | 0% |
| 09/09 | 1,357 | 1,358 | 1,356 | 1,357 | 0% | 58,300 | - | 0% |
| 09/08 | 1,357 | 1,357 | 1,356 | 1,357 | 0% | 26,900 | - | 0% |
| 09/07 | (IR情報)12:00 株式併合、単元株式数の定めの廃止及び定款の一部変更の承認決議に関するお知らせ |
| 09/07 | 1,357 | 1,358 | 1,357 | 1,357 | 0% | 6,300 | - | 0% |
| 09/04 | 1,358 | 1,359 | 1,357 | 1,357 | 0% | 15,700 | - | 0% |
| 09/03 | 1,357 | 1,359 | 1,357 | 1,357 | -0.07% | 52,900 | - | 0% |
| 09/02 | 1,358 | 1,359 | 1,358 | 1,358 | 0% | 2,100 | - | +0.07% |
| 09/01 | 1,359 | 1,359 | 1,358 | 1,358 | -0.07% | 1,500 | - | +0.07% |
| 08/31 | 1,357 | 1,359 | 1,357 | 1,359 | +0.07% | 4,500 | - | +0.15% |
| 08/28 | 1,358 | 1,358 | 1,358 | 1,358 | 0% | 31,400 | - | +0.07% |
| 08/27 | 1,357 | 1,359 | 1,357 | 1,358 | +0.07% | 68,900 | - | +0.07% |
| 08/26 | 1,357 | 1,358 | 1,357 | 1,357 | 0% | 64,200 | - | 0% |
| 08/25 | 1,358 | 1,358 | 1,357 | 1,357 | 0% | 16,600 | - | 0% |
| 08/24 | 1,359 | 1,359 | 1,357 | 1,357 | -0.07% | 2,100 | - | 0% |
| 08/21 | 1,358 | 1,359 | 1,358 | 1,358 | 0% | 19,900 | - | +0.07% |
| 08/20 | 1,357 | 1,359 | 1,357 | 1,358 | 0% | 14,500 | - | +0.07% |
| 08/19 | 1,358 | 1,359 | 1,358 | 1,358 | 0% | 7,400 | - | +0.07% |
| 08/18 | 1,358 | 1,359 | 1,357 | 1,358 | +0.07% | 75,400 | - | +0.07% |
| 08/17 | 1,358 | 1,358 | 1,357 | 1,357 | 0% | 34,400 | - | -0.07% |
| 08/14 | 1,357 | 1,359 | 1,357 | 1,357 | 0% | 9,400 | - | -0.07% |
| 08/13 | 1,357 | 1,359 | 1,357 | 1,357 | 0% | 35,400 | - | -0.07% |
| 08/12 | 1,357 | 1,358 | 1,357 | 1,357 | 0% | 11,200 | - | -0.15% |
| 08/10 | 1,357 | 1,359 | 1,357 | 1,357 | 0% | 43,000 | - | -0.15% |
| 08/07 | (IR情報)15:30 株式併合、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、並びに資本金及び資本準備金の額の減少のお知らせ |
| 08/07 | (IR情報)15:30 自己株式の消却に関するお知らせ |
| 08/07 | (IR情報)15:30 2027年3月期第1四半期決算短信〔日本基準〕(連結) |
| 08/07 | 1,357 | 1,358 | 1,357 | 1,357 | 0% | 1,600 | - | -0.22% |
| 08/06 | 1,357 | 1,358 | 1,357 | 1,357 | 0% | 6,200 | - | -0.22% |
| 08/05 | 1,356 | 1,358 | 1,356 | 1,357 | +0.07% | 8,300 | - | -0.29% |
| 08/04 | 1,356 | 1,358 | 1,356 | 1,356 | 0% | 14,300 | - | -0.29% |
| 08/03 | 1,356 | 1,358 | 1,356 | 1,356 | 0% | 29,200 | - | -0.22% |
| 07/31 | 1,358 | 1,359 | 1,356 | 1,356 | -0.07% | 46,100 | - | -0.15% |
| 07/30 | 1,357 | 1,359 | 1,356 | 1,357 | -0.07% | 70,900 | - | 0% |
| 07/29 | 1,357 | 1,359 | 1,357 | 1,358 | +0.07% | 7,100 | - | +0.15% |
| 07/28 | 1,358 | 1,359 | 1,357 | 1,357 | 0% | 6,600 | - | +0.22% |
| 07/27 | 1,356 | 1,359 | 1,356 | 1,357 | 0% | 16,000 | - | +0.3% |
| 07/24 | 1,359 | 1,360 | 1,356 | 1,357 | -0.22% | 46,800 | - | +0.37% |
| 07/23 | 1,359 | 1,361 | 1,359 | 1,360 | +0.07% | 4,900 | - | +0.67% |
| 07/22 | (5%ルール)メディア(27.13%)光通信(6.85%)UH Partners 2(6.73%)UH Partners 3(0.98%)エスアイエル(2.19%) |
| 07/22 | (5%ルール)ノムラインターナショナルピーエルシー(NOMURA IN…(0.49%)野村證券(1.33%) |
| 07/22 | (5%ルール)メディア(27.13%)小池恒(0%)リトルポンド(31.16%) |
| 07/22 | 1,359 | 1,362 | 1,358 | 1,359 | 0% | 22,900 | - | +0.67% |
| 07/21 | (5%ルール)メディア(27.13%)光通信(6.85%)リトルポンド(31.16%)UH Partners 2(6.73%)UH Partners 3(0.98%)エスアイエル(2.19%) |
| 07/21 | (5%ルール)メディア(27.13%)光通信(6.85%)リトルポンド(31.16%)UH Partners 2(6.73%)UH Partners 3(0.98%)エスアイエル(2.19%) |
| 07/21 | 1,357 | 1,360 | 1,357 | 1,359 | +0.15% | 13,400 | - | +0.74% |
| 07/17 | 1,358 | 1,361 | 1,357 | 1,357 | -0.07% | 14,700 | - | +0.74% |
| 07/16 | 1,358 | 1,362 | 1,358 | 1,358 | 0% | 23,400 | - | +0.89% |
| 07/15 | (IR情報)15:30 メディア株式会社による当社株式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 |
| 07/15 | 1,357 | 1,360 | 1,357 | 1,358 | +0.15% | 12,700 | - | +0.97% |
| 07/14 | 1,354 | 1,359 | 1,354 | 1,356 | +0.15% | 108,800 | - | +0.89% |
| 07/13 | 1,356 | 1,360 | 1,354 | 1,354 | -1.02% | 59,800 | - | +0.82% |
| 07/10 | 1,369 | 1,370 | 1,368 | 1,368 | 0% | 52,600 | - | +1.94% |
| 07/09 | 1,369 | 1,370 | 1,368 | 1,368 | 0% | 49,300 | - | +2.09% |
| 07/08 | 1,369 | 1,371 | 1,368 | 1,368 | -0.07% | 350,700 | - | +2.17% |
| 07/07 | (5%ルール)光通信(6.85%)UH Partners 2(6.73%)UH Partners 3(0.98%)エスアイエル(2.19%) |
| 07/07 | (5%ルール)ノムラインターナショナルピーエルシー(NOMURA IN…(3.58%)野村證券(1.44%) |
| 07/07 | (5%ルール)小池恒(0.47%)リトルポンド(31.16%) |
| 07/07 | 1,368 | 1,369 | 1,368 | 1,369 | +0.07% | 70,400 | - | +2.39% |
| 07/06 | 1,369 | 1,369 | 1,368 | 1,368 | 0% | 96,300 | - | +2.47% |
| 07/03 | 1,369 | 1,369 | 1,368 | 1,368 | 0% | 60,600 | - | +2.55% |
| 07/02 | 1,368 | 1,369 | 1,368 | 1,368 | 0% | 113,600 | - | +2.7% |
| 07/01 | 1,370 | 1,370 | 1,368 | 1,368 | +2.86% | 639,300 | - | +3.32% |
| 06/30 | (IR情報)16:45 メディア株式会社によるオリコン株式会社(証券コード:4800)に対する公開買付けの買付条件等の変更に関するお知らせ |
| 06/30 | (IR情報)16:45 (変更)「MBOの実施及び応募の推奨に関するお知らせ」の一部変更に関するお知らせ |
| 06/30 | (IR情報)16:45 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 |
| 06/30 | 1,331 | 1,332 | 1,330 | 1,330 | -0.15% | 45,900 | - | +1.45% |
| 06/29 | 1,331 | 1,332 | 1,331 | 1,332 | +0.15% | 222,600 | - | +2.46% |
| 06/26 | (IR情報)12:00 支配株主等に関する事項について |
| 06/26 | 1,331 | 1,332 | 1,330 | 1,330 | 0% | 186,600 | - | +3.34% |
| 06/25 | 1,331 | 1,332 | 1,330 | 1,330 | -0.08% | 110,200 | - | +4.4% |
| 06/24 | 1,330 | 1,331 | 1,330 | 1,331 | +0.15% | 128,700 | - | +5.38% |
| 06/23 | 1,330 | 1,331 | 1,329 | 1,329 | -0.08% | 42,100 | - | +6.32% |
| 06/22 | 1,330 | 1,331 | 1,329 | 1,330 | +0.08% | 323,300 | - | +7.34% |
| 06/19 | 1,330 | 1,330 | 1,329 | 1,329 | 0% | 160,100 | - | +8.4% |
| 06/18 | 1,330 | 1,330 | 1,329 | 1,329 | 0% | 81,100 | - | +9.29% |
| 06/17 | 1,329 | 1,330 | 1,329 | 1,329 | +0.08% | 305,100 | - | +10.29% |
| 06/16 | 1,329 | 1,329 | 1,328 | 1,328 | 0% | 249,400 | - | +11.22% |
| 06/15 | 1,328 | 1,329 | 1,328 | 1,328 | 0% | 142,500 | - | +12.07% |
| 06/12 | 1,329 | 1,330 | 1,328 | 1,328 | -0.08% | 133,500 | - | +13.41% |
| 06/11 | 1,329 | 1,330 | 1,328 | 1,329 | 0% | 345,900 | - | +14.27% |
| 06/10 | 1,329 | 1,330 | 1,329 | 1,329 | 0% | 122,300 | - | +14.97% |
| 06/09 | 1,330 | 1,330 | 1,329 | 1,329 | 0% | 88,700 | - | +15.36% |
| 06/08 | 1,329 | 1,330 | 1,329 | 1,329 | 0% | 180,600 | - | +16.07% |
| 06/05 | 1,329 | 1,330 | 1,329 | 1,329 | 0% | 71,500 | - | +16.78% |
| 06/04 | (5%ルール)小池恒(0.47%)リトルポンド(31.16%) |
| 06/04 | 1,328 | 1,330 | 1,328 | 1,329 | 0% | 68,900 | - | +17.82% |
| 06/03 | 1,329 | 1,330 | 1,329 | 1,329 | +0.08% | 142,500 | - | +19.3% |
| 06/02 | 1,329 | 1,330 | 1,328 | 1,328 | 0% | 252,200 | - | +21.06% |
| 06/01 | 1,331 | 1,333 | 1,328 | 1,328 | -0.3% | 324,900 | - | +23.31% |
| 05/29 | 1,328 | 1,345 | 1,327 | 1,332 | +14.73% | 2,147,900 | - | +26.02% |
| 05/28 | (IR情報)17:30 MBOの実施及び応募の推奨に関するお知らせ |
| 05/28 | (IR情報)17:30 メディア株式会社によるオリコン株式会社(証券コード:4800)に対する公開買付けの開始に関するお知らせ |
| 05/28 | (IR情報)17:30 当社株券等の大量買付行為への対応策(買収への対応方針)の非継続(廃止)について |
| 05/28 | (IR情報)17:30 2027年3月期配当予想の修正(無配)に関するお知らせ |
| 05/28 | 1,051 | 1,174 | 1,050 | 1,161 | +11.21% | 151,400 | - | +12.07% |
| 05/28 | (空売り報告)Nomura International plc 75,100株(0.49%)-0.08%義務消失 |
| 05/27 | 1,039 | 1,046 | 1,031 | 1,044 | +0.19% | 31,400 | - | +2.15% |
| 05/26 | 1,027 | 1,060 | 1,027 | 1,042 | +3.58% | 71,900 | - | +2.76% |
| 05/25 | 1,015 | 1,059 | 1,006 | 1,006 | -1.57% | 132,900 | - | +0.1% |
| 05/22 | 1,040 | 1,040 | 999 | 1,022 | -2.2% | 141,800 | - | +2.51% |
| 05/21 | 1,031 | 1,052 | 1,024 | 1,045 | +2.65% | 58,300 | - | +5.66% |
| 05/20 | 1,029 | 1,034 | 996 | 1,018 | -1.55% | 54,300 | - | +3.88% |
| 05/19 | 1,014 | 1,036 | 986 | 1,034 | +2.58% | 155,500 | - | +6.27% |
| 05/19 | (空売り報告)Nomura International plc 87,000株(0.57%)新規 |
| 05/18 | 1,085 | 1,087 | 1,000 | 1,008 | -7.95% | 101,200 | - | +4.46% |
| 05/15 | 1,063 | 1,104 | 1,060 | 1,095 | +4.29% | 61,700 | - | +14.42% |
| 05/14 | 1,097 | 1,098 | 1,048 | 1,050 | -0.19% | 123,700 | - | +10.99% |
| 05/13 | 1,080 | 1,080 | 1,040 | 1,052 | -3.4% | 40,300 | - | +12.27% |
| 05/12 | 1,002 | 1,110 | 1,000 | 1,089 | +9.45% | 176,000 | - | +17.35% |
| 05/11 | 1,014 | 1,056 | 969 | 995 | -12.18% | 239,200 | - | +8.39% |
| 05/08 | (IR情報)15:30 のれんの減損損失の計上および通期連結業績予想と実績との差異に関するお知らせ |
| 05/08 | (IR情報)15:30 代表取締役の役職の変更に関するお知らせ |
| 05/08 | (IR情報)15:30 2026年3月期決算説明資料 |
| 05/08 | (IR情報)15:30 2026年3月期決算短信〔日本基準〕(連結) |
| 05/08 | 1,150 | 1,189 | 1,130 | 1,133 | -1.05% | 73,100 | - | +24.51% |
| 05/07 | 1,208 | 1,217 | 1,101 | 1,145 | -6.3% | 258,700 | - | +27.51% |
| 05/01 | 1,125 | 1,223 | 1,125 | 1,222 | +5.8% | 264,700 | - | +37.77% |
| 04/30 | 1,150 | 1,168 | 1,122 | 1,155 | +0.43% | 262,100 | - | +32.45% |
| 04/28 | 1,026 | 1,150 | 1,002 | 1,150 | +5.89% | 374,500 | - | +33.57% |