大株主
| （単位：千株） | 2015/12 | 2016/12 | 2017/12 | 2018/12 | 2019/12 | 2020/12 | 2021/12 | 2022/12 | 2023/12 | 2024/12 |
|---|---|---|---|---|---|---|---|---|---|---|
| 日本マスタートラスト信託銀行 | 4,010 1.74% | 580 2.52% | 774 3.42% | 899 3.98% | 1,359 6.01% | 2,344 10.37% | 2,299 10.05% | 2,211 9.66% | 2,309 10.1% | |
| みずほ銀行 | 10,708 4.65% | 10,708 4.65% | 1,070 4.65% | 1,070 4.74% | 1,070 4.74% | 1,070 4.73% | 1,070 4.73% | 1,070 4.68% | 1,070 4.68% | 1,070 4.68% |
| ヰセキ株式保有会 | 5,941 2.58% | 5,822 2.53% | 602 2.62% | 638 2.82% | 702 3.1% | 776 3.43% | 851 3.76% | 906 3.96% | 981 4.29% | 1,054 4.61% |
| 農林中央金庫 | 8,687 3.77% | 8,687 3.77% | 868 3.77% | 868 3.84% | 868 3.84% | 868 3.84% | 868 3.84% | 868 3.79% | 868 3.79% | 868 3.8% |
| 三井住友信託銀行 | 8,000 3.48% | 8,000 3.48% | 800 3.48% | 800 3.54% | 800 3.54% | 800 3.53% | 800 3.53% | 800 3.49% | 800 3.49% | 800 3.5% |
| 井関営業・販社グループ社員持株会 | 4,062 1.76% | 4,201 1.82% | 426 1.85% | 460 2.03% | 507 2.24% | 571 2.52% | 598 2.64% | 666 2.91% | 728 3.18% | 790 3.46% |
| 日本カストディ銀行 | 1,024 4.52% | 732 3.24% | 1,056 4.62% | 865 3.78% | 764 3.34% | |||||
| 伊予銀行 | 5,800 2.52% | 5,800 2.52% | 580 2.52% | 580 2.56% | 580 2.56% | 580 2.56% | 580 2.56% | 580 2.53% | 580 2.53% | 580 2.54% |
| 損害保険ジャパン | 434 1.92% | 434 1.92% | 434 1.89% | 434 1.89% | 434 1.9% | |||||
| 共栄火災海上保険 | 3,527 1.53% | 3,527 1.53% | 352 1.56% | 352 1.55% | 352 1.54% | 352 1.54% | ||||
| DFA INTL SMALL CAPVALUE PORTFOLIO | 398 1.74% | |||||||||
| 日本トラスティ・サービス信託銀行 | 9,893 4.3% | 380 1.65% | 391 1.73% | 404 1.79% | ||||||
| 損害保険ジャパン日本興亜 | 4,345 1.89% | 4,345 1.89% | 434 1.89% | 434 1.92% | 434 1.92% | |||||
| 三井住友海上火災保険 | 4,193 1.82% | |||||||||
| ニッコンホールディングス | 3,417 1.48% | |||||||||
| 計 | 58,681 25.53% | 64,994 28.27% | 6,948 30.23% | 7,003 31% | 7,242 32.05% | 7,838 34.66% | 8,634 38.14% | 9,082 39.7% | 8,893 38.88% | 9,025 39.46% |