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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 新業 | 7,843 13.38% | 7,843 13.81% | 7,843 13.86% | 7,843 13.91% | 7,843 13.9% | 7,843 13.9% | 7,843 13.94% | 7,843 14.38% | 7,843 14.38% | 7,843 14.37% |
| 開生社 | 7,293 12.44% | 7,293 12.84% | 7,293 12.88% | 7,293 12.93% | 7,293 12.93% | 7,293 12.92% | 7,293 12.97% | 7,293 13.37% | 7,293 13.37% | 7,293 13.36% |
| 日本マスタートラスト信託銀行 | 2,294 3.91% | 2,505 4.41% | 2,737 4.84% | 3,118 5.53% | 3,679 6.52% | 4,179 7.41% | 7,689 13.67% | 7,724 14.16% | 6,440 11.8% | 6,829 12.51% |
| 日本カストディ銀行 | 1,204 2.13% | 1,229 2.19% | 1,324 2.43% | 1,054 1.93% | 2,130 3.9% | |||||
| みずほ信託銀行株式会社 | 1,973 3.5% | 1,573 2.8% | 1,573 2.88% | 1,573 2.88% | 1,573 2.88% | |||||
| 三菱UFJ銀行 | 1,536 2.72% | 1,536 2.72% | 1,536 2.72% | 1,536 2.73% | 1,536 2.82% | 1,536 2.82% | 1,536 2.82% | |||
| 科研製薬 | 1,207 2.06% | 1,207 2.12% | 1,207 2.13% | 1,207 2.14% | 1,207 2.14% | 1,207 2.14% | 1,207 2.15% | 1,207 2.21% | 1,207 2.21% | 1,207 2.21% |
| THE BANK OF NEW YORK MELLON LIMITED | 1,360 2.4% | 1,066 1.88% | 1,201 2.13% | 1,491 2.64% | 1,491 2.64% | 1,486 2.64% | 1,470 2.7% | 1,420 2.6% | 838 1.54% | |
| 公益財団法人水谷糖質科学振興財団 | 828 1.47% | 828 1.47% | 828 1.47% | 828 1.52% | 828 1.52% | 828 1.52% | ||||
| 明治安田生命保険相互会社 | 688 1.22% | 688 1.26% | 688 1.26% | 688 1.26% | ||||||
| みずほ信託銀行 | 1,973 3.47% | 1,973 3.49% | 1,973 3.5% | 1,973 3.5% | ||||||
| 日本トラスティ・サービス信託銀行 | 1,834 3.13% | 1,694 2.98% | 1,242 2.19% | 1,218 2.16% | 1,310 2.32% | |||||
| STATE STREET BANK AND TRUST COMPANY | 1,062 1.87% | 1,067 1.89% | 941 1.67% | |||||||
| 三菱東京UFJ銀行 | 1,536 2.62% | 1,536 2.7% | 1,536 2.71% | |||||||
| 資産管理サービス信託銀行 | 1,973 3.36% | |||||||||
| ビーエヌワイエムエル ノン トリーティー アカウント | 1,220 2.08% | |||||||||
| ステート ストリート バンク アンド トラスト カンパニー | 1,061 1.81% | |||||||||
| 計 | 28,109 47.98% | 28,387 49.97% | 27,886 49.27% | 28,376 50.31% | 29,006 51.41% | 29,276 51.88% | 31,374 55.78% | 31,489 57.73% | 29,884 54.77% | 30,768 56.38% |