| 2025 |
| 08/27 | (IR情報)15:30 当社株式の上場廃止のお知らせ |
| 08/27 | 6,340 | 6,350 | 6,330 | 6,350 | +0.32% | 48,100 | 1828億8000万 | +0.33% |
| 08/26 | 6,330 | 6,340 | 6,330 | 6,330 | 0% | 18,900 | 1823億400万 | +0.03% |
| 08/25 | 6,330 | 6,340 | 6,330 | 6,330 | 0% | 25,700 | 1823億400万 | +0.03% |
| 08/22 | 6,330 | 6,340 | 6,330 | 6,330 | 0% | 3,100 | 1823億400万 | +0.05% |
| 08/21 | 6,330 | 6,340 | 6,330 | 6,330 | 0% | 6,100 | 1823億400万 | +0.05% |
| 08/20 | 6,330 | 6,340 | 6,330 | 6,330 | 0% | 15,700 | 1823億400万 | +0.06% |
| 08/19 | 6,330 | 6,340 | 6,330 | 6,330 | 0% | 21,700 | 1823億400万 | +0.06% |
| 08/18 | 6,340 | 6,340 | 6,330 | 6,330 | -0.16% | 48,800 | 1823億400万 | +0.06% |
| 08/15 | 6,330 | 6,340 | 6,320 | 6,340 | +0.16% | 48,800 | 1825億9200万 | +0.24% |
| 08/14 | 6,340 | 6,430 | 6,330 | 6,330 | -0.16% | 312,700 | 1823億400万 | +0.09% |
| 08/13 | 6,330 | 6,420 | 6,330 | 6,340 | -0.16% | 48,600 | 1825億9200万 | +0.25% |
| 08/12 | 6,330 | 6,470 | 6,330 | 6,350 | +0.16% | 73,100 | 1828億8000万 | +0.41% |
| 08/08 | (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 |
| 08/08 | 6,330 | 6,340 | 6,320 | 6,340 | +0.16% | 22,100 | 1825億9200万 | +0.28% |
| 08/07 | 6,330 | 6,330 | 6,320 | 6,330 | 0% | 14,800 | 1823億400万 | +0.13% |
| 08/06 | 6,330 | 6,330 | 6,320 | 6,330 | 0% | 8,700 | 1823億400万 | +0.13% |
| 08/05 | 6,320 | 6,330 | 6,320 | 6,330 | +0.16% | 5,400 | 1823億400万 | +0.13% |
| 08/04 | 6,330 | 6,330 | 6,320 | 6,320 | 0% | 6,000 | 1820億1600万 | -0.02% |
| 08/01 | 6,320 | 6,330 | 6,320 | 6,320 | 0% | 4,800 | 1820億1600万 | -0.02% |
| 07/31 | (IR情報)15:30 2025年12月期第2四半期(中間期)決算短信〔日本基準〕(非連結) |
| 07/31 | 6,320 | 6,330 | 6,320 | 6,320 | 0% | 17,300 | 1820億1600万 | -0.02% |
| 07/30 | 6,320 | 6,330 | 6,320 | 6,320 | 0% | 549,400 | 1820億1600万 | -0.02% |
| 07/29 | 6,320 | 6,330 | 6,320 | 6,320 | 0% | 14,500 | 1820億1600万 | -0.02% |
| 07/28 | 6,320 | 6,330 | 6,320 | 6,320 | 0% | 8,200 | 1820億1600万 | -0.02% |
| 07/25 | 6,320 | 6,330 | 6,320 | 6,320 | 0% | 15,600 | 1820億1600万 | -0.03% |
| 07/24 | 6,320 | 6,330 | 6,320 | 6,320 | 0% | 15,300 | 1820億1600万 | -0.03% |
| 07/23 | 6,320 | 6,330 | 6,320 | 6,320 | 0% | 12,500 | 1820億1600万 | -0.03% |
| 07/22 | 6,320 | 6,330 | 6,320 | 6,320 | 0% | 4,400 | 1820億1600万 | -0.05% |
| 07/18 | 6,320 | 6,330 | 6,320 | 6,320 | 0% | 8,400 | 1820億1600万 | -0.06% |
| 07/17 | 6,320 | 6,330 | 6,320 | 6,320 | 0% | 11,000 | 1820億1600万 | -0.06% |
| 07/16 | 6,320 | 6,330 | 6,320 | 6,320 | 0% | 24,600 | 1820億1600万 | -0.08% |
| 07/15 | 6,330 | 6,330 | 6,320 | 6,320 | 0% | 12,700 | 1820億1600万 | -0.09% |
| 07/14 | 6,330 | 6,330 | 6,320 | 6,320 | 0% | 8,400 | 1820億1600万 | -0.11% |
| 07/11 | 6,330 | 6,330 | 6,320 | 6,320 | 0% | 3,900 | 1820億1600万 | -0.13% |
| 07/10 | (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関する臨時株主総会開催のお知らせ |
| 07/10 | (IR情報)15:30 自己株式の消却に関するお知らせ |
| 07/10 | 6,330 | 6,330 | 6,320 | 6,320 | 0% | 17,400 | 1820億1600万 | -0.13% |
| 07/09 | 6,320 | 6,330 | 6,320 | 6,320 | 0% | 10,000 | 1820億1600万 | -0.14% |
| 07/08 | 6,330 | 6,340 | 6,320 | 6,320 | -0.16% | 20,800 | 1820億1600万 | -0.14% |
| 07/07 | 6,330 | 6,360 | 6,330 | 6,330 | +0.16% | 22,100 | 1823億400万 | 0% |
| 07/04 | (5%ルール)野村證券(0.05%)ノムラインターナショナルピーエルシー(NOMURA IN…(0.93%)野村アセットマネジメント(1.11%) |
| 07/04 | 6,330 | 6,330 | 6,320 | 6,320 | -0.16% | 18,200 | 1820億1600万 | -0.16% |
| 07/03 | 6,320 | 6,330 | 6,320 | 6,330 | 0% | 9,300 | 1823億400万 | -0.02% |
| 07/02 | 6,320 | 6,330 | 6,320 | 6,330 | +0.16% | 30,500 | 1823億400万 | -0.02% |
| 07/01 | 6,320 | 6,320 | 6,320 | 6,320 | 0% | 19,400 | 1820億1600万 | -0.17% |
| 06/30 | 6,320 | 6,330 | 6,320 | 6,320 | 0% | 31,400 | 1820億1600万 | -0.19% |
| 06/27 | 6,320 | 6,330 | 6,320 | 6,320 | 0% | 28,400 | 1820億1600万 | -0.19% |
| 06/26 | 6,320 | 6,330 | 6,320 | 6,320 | 0% | 52,100 | 1820億1600万 | -0.21% |
| 06/25 | 6,320 | 6,330 | 6,320 | 6,320 | 0% | 34,300 | 1820億1600万 | -0.21% |
| 06/24 | 6,330 | 6,330 | 6,320 | 6,320 | 0% | 90,900 | 1820億1600万 | -0.22% |
| 06/23 | 6,320 | 6,330 | 6,320 | 6,320 | -0.16% | 71,000 | 1820億1600万 | -0.22% |
| 06/20 | 6,330 | 6,330 | 6,320 | 6,330 | +0.16% | 64,300 | 1823億400万 | -0.08% |
| 06/19 | (5%ルール)日本たばこ産業(53.47%)塩野義製薬(38.11%) |
| 06/19 | 6,340 | 6,370 | 6,320 | 6,320 | -0.32% | 26,300 | 1820億1600万 | -0.24% |
| 06/19 | (IR情報)9:00 塩野義製薬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その他の関係会社及び主要株主の異動に関するお知らせ |
| 06/18 | 6,330 | 6,420 | 6,330 | 6,340 | +0.16% | 48,400 | 1825億9200万 | +0.06% |
| 06/17 | 6,330 | 6,340 | 6,330 | 6,330 | -0.16% | 10,800 | 1823億400万 | -0.09% |
| 06/16 | 6,340 | 6,350 | 6,340 | 6,340 | 0% | 26,100 | 1825億9200万 | +0.06% |
| 06/13 | 6,340 | 6,350 | 6,340 | 6,340 | 0% | 34,200 | 1825億9200万 | +0.06% |
| 06/12 | 6,340 | 6,350 | 6,330 | 6,340 | 0% | 92,500 | 1825億9200万 | +0.08% |
| 06/11 | 6,340 | 6,350 | 6,340 | 6,340 | 0% | 37,300 | 1825億9200万 | +0.08% |
| 06/10 | 6,340 | 6,350 | 6,330 | 6,340 | 0% | 94,300 | 1825億9200万 | +0.56% |
| 06/09 | (IR情報)15:30 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 |
| 06/09 | 6,340 | 6,350 | 6,330 | 6,340 | 0% | 121,000 | 1825億9200万 | +1.28% |
| 06/06 | 6,340 | 6,340 | 6,330 | 6,340 | +0.16% | 47,900 | 1825億9200万 | +2.24% |
| 06/05 | 6,340 | 6,350 | 6,330 | 6,330 | 0% | 404,600 | 1823億400万 | +3.2% |
| 06/04 | (IR情報)15:30 東レ株式会社が2025年5月27日付で公表した経口そう痒症改善剤「レミッチ」用途特許に関する特許権侵害訴訟と当社の関係について |
| 06/04 | (IR情報)15:30 (訂正)「塩野義製薬株式会社による当社株式に対する公開買付けに関する賛同の意見表明及び応募推奨のお知らせ」の一部訂正について |
| 06/04 | (5%ルール)ノムラインターナショナルピーエルシー(NOMURA IN…(3.96%)野村證券(0.05%)野村アセットマネジメント(1.19%) |
| 06/04 | 6,330 | 6,340 | 6,330 | 6,330 | 0% | 121,000 | 1823億400万 | +4.54% |
| 06/03 | 6,340 | 6,340 | 6,330 | 6,330 | -0.16% | 87,700 | 1823億400万 | +5.87% |
| 06/02 | 6,330 | 6,340 | 6,330 | 6,340 | 0% | 40,800 | 1825億9200万 | +7.37% |
| 05/30 | 6,330 | 6,340 | 6,330 | 6,340 | +0.16% | 61,300 | 1825億9200万 | +8.71% |
| 05/29 | 6,330 | 6,340 | 6,330 | 6,330 | 0% | 70,000 | 1823億400万 | +9.91% |
| 05/28 | 6,340 | 6,340 | 6,330 | 6,330 | -0.16% | 47,900 | 1823億400万 | +11.33% |
| 05/27 | 6,340 | 6,340 | 6,330 | 6,340 | 0% | 60,000 | 1825億9200万 | +12.95% |
| 05/26 | 6,340 | 6,340 | 6,330 | 6,340 | +0.16% | 89,900 | 1825億9200万 | +14.54% |
| 05/23 | 6,340 | 6,340 | 6,330 | 6,330 | 0% | 87,200 | 1823億400万 | +16.1% |
| 05/22 | 6,340 | 6,340 | 6,330 | 6,330 | -0.16% | 49,800 | 1823億400万 | +17.86% |
| 05/21 | 6,330 | 6,340 | 6,330 | 6,340 | +0.16% | 122,800 | 1825億9200万 | +19.89% |
| 05/20 | 6,330 | 6,340 | 6,330 | 6,330 | 0% | 150,200 | 1823億400万 | +21.64% |
| 05/19 | 6,330 | 6,340 | 6,330 | 6,330 | 0% | 121,700 | 1823億400万 | +23.58% |
| 05/16 | 6,330 | 6,340 | 6,330 | 6,330 | -0.16% | 98,000 | 1823億400万 | +25.77% |
| 05/15 | 6,330 | 6,340 | 6,330 | 6,340 | 0% | 166,700 | 1825億9200万 | +28.11% |
| 05/14 | 6,330 | 6,340 | 6,330 | 6,340 | 0% | 277,000 | 1825億9200万 | +30.43% |
| 05/13 | 6,330 | 6,340 | 6,330 | 6,340 | +0.16% | 206,400 | 1825億9200万 | +32.61% |
| 05/12 | 6,330 | 6,340 | 6,330 | 6,330 | 0% | 526,000 | 1823億400万 | +34.51% |
| 05/09 | 6,340 | 6,350 | 6,330 | 6,330 | -0.16% | 950,900 | 1823億400万 | +36.63% |
| 05/08 | 6,350 | 6,350 | 6,330 | 6,340 | +13.62% | 3,056,000 | 1825億9200万 | +38.97% |
| 05/07 | (5%ルール)日本たばこ産業(53.47%) |
| 05/07 | (IR情報)15:30 2025年12月期の中間配当及び期末配当予想の修正(無配)に関するお知らせ |
| 05/07 | (IR情報)15:30 塩野義製薬株式会社による当社株式に対する公開買付けに関する賛同の意見表明及び応募推奨のお知らせ |
| 05/07 | 5,230 | 5,580 | 5,030 | 5,580 | +6.69% | 670,400 | 1607億400万 | +24.22% |
| 05/02 | 5,020 | 5,250 | 4,960 | 5,230 | +7.84% | 564,700 | 1506億2400万 | +17.34% |
| 05/01 | 4,680 | 4,890 | 4,610 | 4,850 | +3.63% | 317,200 | 1396億8000万 | +9.31% |
| 04/30 | 4,440 | 4,690 | 4,400 | 4,680 | +7.83% | 315,600 | 1347億8400万 | +5.6% |
| 04/28 | 4,430 | 4,490 | 4,285 | 4,340 | -2.14% | 263,000 | 1249億9200万 | -2.08% |
| 04/25 | (IR情報)15:30 譲渡制限付株式報酬としての自己株式の処分の払込完了に関するお知らせ |
| 04/25 | (IR情報)15:30 2025年12月期第1四半期決算参考資料 |
| 04/25 | (IR情報)15:30 2025年12月期第1四半期決算短信〔日本基準〕(非連結) |
| 04/25 | 4,355 | 4,450 | 4,330 | 4,435 | -1.11% | 258,200 | 1277億2800万 | -0.31% |
| 04/24 | 4,530 | 4,535 | 4,445 | 4,485 | -0.55% | 94,100 | 1291億6800万 | +0.54% |
| 04/23 | 4,510 | 4,540 | 4,475 | 4,510 | 0% | 104,400 | 1298億8800万 | +0.92% |
| 04/22 | 4,500 | 4,550 | 4,460 | 4,510 | -0.11% | 112,700 | 1298億8800万 | +0.87% |
| 04/21 | 4,495 | 4,515 | 4,470 | 4,515 | +0.33% | 103,300 | 1300億3200万 | +0.92% |
| 04/18 | 4,415 | 4,500 | 4,380 | 4,500 | +2.74% | 113,300 | 1296億 | +0.56% |
| 04/17 | 4,280 | 4,380 | 4,280 | 4,380 | +2.46% | 101,600 | 1261億4400万 | -2.14% |
| 04/16 | 4,320 | 4,335 | 4,245 | 4,275 | -0.58% | 40,600 | 1231億2000万 | -4.58% |
| 04/15 | 4,300 | 4,360 | 4,295 | 4,300 | +0.82% | 47,600 | 1238億4000万 | -4.12% |
| 04/14 | 4,285 | 4,310 | 4,250 | 4,265 | +0.83% | 33,600 | 1228億3200万 | -4.99% |
| 04/11 | 4,255 | 4,255 | 4,165 | 4,230 | -1.51% | 58,000 | 1218億2400万 | -5.92% |
| 04/10 | 4,260 | 4,330 | 4,210 | 4,295 | +4.63% | 87,200 | 1236億9600万 | -4.7% |
| 04/09 | 4,155 | 4,170 | 4,045 | 4,105 | -2.84% | 103,500 | 1182億2400万 | -9.08% |
| 04/08 | 4,250 | 4,270 | 4,185 | 4,225 | +2.42% | 49,100 | 1216億8000万 | -6.71% |
| 04/07 | 3,795 | 4,235 | 3,795 | 4,125 | -5.28% | 193,400 | 1188億 | -9.04% |
| 04/04 | 4,430 | 4,430 | 4,295 | 4,355 | -2.24% | 92,100 | 1254億2400万 | -4.01% |
| 04/03 | 4,210 | 4,460 | 4,210 | 4,455 | -1.11% | 181,900 | 1283億400万 | -1.74% |
| 03/27 | (IR情報)17:00 譲渡制限付株式報酬としての自己株式の処分に関するお知らせ |
| 03/27 | (IR情報)16:00 支配株主等に関する事項について |