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 |
|---|---|---|---|---|---|---|---|---|---|---|
| ジャパンソファルシム | 7,112 16.69% | 713 16.74% | 714 19.62% | 714 19.63% | 714 19.63% | 714 19.63% | 714 19.54% | 714 19.55% | 714 19.55% | 714 19.56% |
| 豊島薬品 | 2,421 5.68% | 242 5.68% | 242 6.65% | 242 6.65% | 242 6.65% | 242 6.65% | 242 6.62% | 242 6.62% | 242 6.63% | 242 6.63% |
| 日本生命保険相互会社 | 1,440 3.37% | 144 3.37% | 144 3.95% | 144 3.95% | 144 3.95% | 144 3.95% | 144 3.94% | 144 3.94% | 144 3.94% | 144 3.94% |
| 今村 均 | 1,510 3.54% | 151 3.54% | 126 3.46% | 126 3.46% | 126 3.46% | 126 3.46% | 126 3.44% | 126 3.44% | 126 3.45% | 126 3.45% |
| ゼリア新薬工業 | 93 2.58% | 93 2.58% | 101 2.77% | 121 3.32% | 121 3.32% | 121 3.32% | ||||
| 日本ケミファ従業員持株会 | 66 1.82% | 65 1.79% | 84 2.3% | 101 2.77% | 107 2.95% | 114 3.13% | ||||
| 山口 一城 | 1,011 2.37% | 103 2.41% | 103 2.83% | 103 2.85% | 104 2.86% | 104 2.88% | 107 2.93% | 108 2.95% | 108 2.98% | 109 3.01% |
| 上田八木短資 | 100 2.73% | 100 2.74% | ||||||||
| きらぼし銀行 | 75 2.08% | 75 2.08% | 75 2.08% | 75 2.07% | 75 2.07% | 75 2.08% | ||||
| シオノケミカル | 58 1.59% | |||||||||
| 日本マスタートラスト信託銀行 | 72 1.69% | 85 2.35% | 106 2.92% | 135 3.71% | 153 4.21% | 274 7.5% | 153 4.18% | 89 2.45% | ||
| BBH FOR FIDELITY LOW-PRICED STOCK FUND | 82 2.24% | |||||||||
| 日本カストディ銀行 | 75 2.06% | 79 2.17% | ||||||||
| BBH FOR FIDELITY PURITANTR:FIDELITY SR INTRINSICOPPORTUNITIES FUND | 75 2.06% | 75 2.06% | 75 2.06% | 75 2.07% | ||||||
| フクダ電子 | 735 1.72% | 73 1.72% | 73 2.01% | 73 2.02% | ||||||
| GOVERNMENT OF NORWAY | 74 1.74% | 77 2.11% | ||||||||
| 東京都民銀行 | 757 1.77% | 75 1.77% | 75 2.08% | |||||||
| 日本トラスティ・サービス信託銀行 | 619 1.45% | 67 1.86% | ||||||||
| 日本調剤 | 1,926 4.51% | 192 4.51% | ||||||||
| CBNY-GOVERNMENT OF NORWAY | 751 1.76% | |||||||||
| 計 | 18,284 42.9% | 1,842 43.22% | 1,709 46.98% | 1,726 47.46% | 1,776 48.81% | 1,804 49.6% | 1,948 53.34% | 1,867 51.13% | 1,829 50.1% | 1,805 49.46% |