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 | 2,305 3.63% | 2,395 3.77% | 2,250 3.67% | 2,921 4.81% | 2,682 4.44% | 3,971 6.57% | 6,163 10.74% | 5,699 10.08% | 5,859 10.49% | 8,172 14.96% |
| 住友化学 | 13,836 21.79% | 13,836 21.79% | 13,836 22.57% | 13,836 22.76% | 13,836 22.87% | 13,836 22.87% | 13,836 24.1% | 13,836 24.47% | 5,591 10.01% | 5,591 10.23% |
| 日本カストディ銀行 | 2,693 4.45% | 2,032 3.54% | 2,089 3.7% | 2,279 4.08% | 3,220 5.89% | |||||
| THE BANK OF NEW YORK, TREATY JASDEC ACCOUNT | 819 1.47% | 819 1.5% | ||||||||
| みずほ銀行 | 1,114 1.76% | 1,114 1.76% | 1,114 1.82% | 1,114 1.83% | 744 1.3% | 744 1.32% | 744 1.33% | 744 1.36% | ||
| STATE STREET BANK AND TRUST COMPANY | 708 1.3% | |||||||||
| 稲畑産業従業員持株会 | 663 1.21% | |||||||||
| JP MORGAN CHASE BANK | 3,004 4.73% | 2,847 4.48% | 2,849 4.65% | 628 1.15% | ||||||
| RE FUND 107-CLIENT AC | 619 1.13% | |||||||||
| 住友生命保険相互会社 | 611 1.09% | 611 1.12% | ||||||||
| BNYM SA/NV FOR BNYM FOR BNY GCM CLIENT ACCOUNTS M LSCB RD | 734 1.32% | |||||||||
| 三菱UFJ銀行 | 638 1.13% | 638 1.14% | ||||||||
| 三井住友銀行 | 624 1.1% | 624 1.12% | ||||||||
| BNYM SA/NV FOR BNYM FOR BNYM GCM CLIENT ACCTS M ILM FE | 591 1.06% | |||||||||
| みずほ信託銀行株式会社 | 1,736 2.73% | 1,736 2.73% | 1,736 2.83% | 1,736 2.86% | 1,736 2.87% | 1,736 2.87% | 1,736 3.02% | 1,736 3.07% | ||
| 丸石化学品 | 961 1.51% | 961 1.58% | 961 1.59% | 961 1.68% | 961 1.7% | |||||
| DFA INTL SMALL CAP VALUE PORTFOLIO | 1,353 2.13% | 1,361 2.22% | 1,276 2.1% | 1,280 2.12% | 1,088 1.8% | 1,071 1.87% | 937 1.66% | |||
| あすか製薬 | 785 1.3% | 785 1.37% | 785 1.39% | |||||||
| NORTHERN TRUST CO. RE U.S. TAX EXEMPTED PENSION FUNDS SEC LENDING | 670 1.17% | |||||||||
| THE BANK OF NEW YORK MELLON | 639 1.11% | |||||||||
| SSBTC CLIENT OMNIBUS ACCOUNT | 1,245 2.05% | 1,275 2.11% | 1,272 2.1% | |||||||
| STATE STREET LONDON CARE OF STATE STREET BANK AND TRUST, BOSTON SSBTC A/C UK LONDON BRANCH CLIENTS- UNITED KINGDOM | 1,008 1.67% | 1,244 2.06% | ||||||||
| 稲畑 勝雄 | 1,161 1.83% | 1,161 1.83% | 1,161 1.89% | 1,161 1.91% | 1,161 1.92% | 1,161 1.92% | ||||
| 日本トラスティ・サービス信託銀行 | 1,356 2.14% | 1,327 2.09% | 1,196 1.95% | 1,397 2.3% | 1,237 2.05% | |||||
| NORTHERN TRUST CO. RE IEDU UCITS CLIENTS NON LENDING 15 PCT TREATY ACCOUNT | 1,082 1.79% | |||||||||
| J.P. MORGAN BANK LUXEMBOURG S.A.380578 | 985 1.61% | |||||||||
| GOVERNMENT OF NORWAY | 991 1.56% | |||||||||
| CBNY DFA INTL SMALL CAP VALUE PORTFOLIO | 1,357 2.14% | |||||||||
| 計 | 30,874 48.62% | 30,014 47.27% | 29,566 48.24% | 28,454 46.81% | 27,839 46.02% | 28,751 47.53% | 28,641 49.9% | 28,052 49.61% | 18,493 33.12% | 21,780 39.86% |