大株主
| （単位：千株） | 2016/03 | 2017/03 | 2018/03 | 2019/03 | 2020/03 | 2021/03 | 2022/03 | 2023/03 | 2024/03 | 2025/03 |
|---|---|---|---|---|---|---|---|---|---|---|
| 日本マスタートラスト信託銀行 | 2,543 2.46% | 2,641 2.55% | 3,302 3.48% | 3,926 4.3% | 5,059 5.67% | 6,327 7.09% | 11,574 13.16% | 10,105 12.21% | 11,624 14.97% | 11,045 15.32% |
| 日本カストディ銀行 | 3,449 3.86% | 3,127 3.55% | 3,336 4.03% | 3,525 4.54% | 2,787 3.86% | |||||
| 別 所 芳 樹 | 1,865 1.8% | 1,867 1.97% | 1,868 2.04% | 1,870 2.09% | 3,090 3.46% | 3,090 3.51% | 2,441 2.95% | 2,304 2.96% | 2,128 2.95% | |
| 別 所 知 佳 | 2,340 2.82% | 2,294 2.95% | 2,128 2.95% | |||||||
| 別 所 昌 樹 | 1,747 1.95% | 2,265 2.53% | 2,265 2.57% | 2,265 2.73% | 2,265 2.91% | 2,127 2.95% | ||||
| JP MORGAN CHASEBANK | 1,901 2.63% | |||||||||
| スズケングループ従業員持株会 | 2,869 2.77% | 2,916 2.82% | 2,474 2.61% | 2,273 2.49% | 2,172 2.43% | 2,152 2.41% | 1,930 2.19% | 1,953 2.36% | 1,900 2.44% | 1,835 2.54% |
| 鈴 木 慶 子 | 1,847 2.02% | 1,837 2.06% | 1,837 2.05% | 1,837 2.22% | 1,822 2.34% | 1,811 2.51% | ||||
| 公益財団法人鈴木謙三記念医科学応用研究財団 | 1,796 1.96% | 1,796 2.01% | 1,796 2.31% | 1,796 2.49% | ||||||
| NORTHERN TRUST CO． RE SILCHESTER INTERNATIONAL INVESTORS INTERNATIONAL VALUE EQUITY TRUST | 2,576 2.72% | 2,669 2.99% | 4,436 5.04% | 4,941 5.97% | 2,569 3.3% | 1,707 2.36% | ||||
| 伊 澤 久 代 | 2,408 2.33% | 2,404 2.32% | 2,400 2.53% | 2,396 2.62% | 2,394 2.68% | 2,404 2.69% | 2,404 2.73% | 2,404 2.9% | 2,266 2.91% | |
| NORTHERN TRUST CO． RE U．S． TAX EXEMPTED PENSION FUNDS | 2,243 2.55% | 2,129 2.57% | ||||||||
| 塩野義製薬 | 3,636 3.51% | 3,636 3.51% | 3,636 3.84% | 3,256 3.56% | 3,256 3.65% | 3,256 3.65% | 3,256 3.7% | |||
| 永 井 知 佳 | 3,000 3.36% | 2,340 2.66% | ||||||||
| 日本トラスティ・サービス信託銀行 | 1,888 1.82% | 2,920 2.82% | 2,920 3.08% | 3,077 3.37% | 3,141 3.52% | |||||
| 別 所 弘 子 | 3,100 2.99% | 3,100 2.99% | 3,099 3.27% | 3,099 3.39% | 3,099 3.47% | |||||
| エーザイ | 2,081 2.01% | 2,081 2.01% | 2,081 2.19% | 2,081 2.28% | ||||||
| アステラス製薬 | 1,931 1.86% | 1,931 1.86% | ||||||||
| 計 | 29,311 28.36% | 26,429 25.57% | 27,315 28.84% | 25,623 28.07% | 26,374 29.57% | 30,453 34.13% | 36,670 41.69% | 33,754 40.8% | 32,370 41.69% | 29,269 40.61% |