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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 公益財団法人西川記念財団 | 1,000 5% | 1,000 5.11% | 1,250 6.38% | 1,330 6.79% | 1,330 6.79% | 1,430 7.3% | 1,430 7.44% | 1,480 7.67% | 1,530 7.92% | |
| 西川ゴム工業取引先持株会 | 962 4.81% | 994 4.97% | 1,017 5.2% | 1,041 5.32% | 1,069 5.46% | 1,119 5.71% | 1,150 5.87% | 1,223 6.37% | 1,268 6.57% | 1,262 6.53% |
| ハイレックスコーポレーション | 1,241 6.2% | 1,241 6.2% | 1,241 6.34% | 1,241 6.34% | 1,241 6.34% | 1,241 6.34% | 1,241 6.33% | 1,241 6.46% | 1,241 6.43% | 1,241 6.43% |
| ESG投資事業組合 | 1,000 5.18% | |||||||||
| 西 川 正 洋 | 2,435 12.17% | 1,436 7.18% | 1,437 7.34% | 1,188 6.07% | 1,189 6.08% | 1,191 6.09% | 1,094 5.58% | 1,096 5.71% | 1,049 5.44% | 1,000 5.18% |
| 広島銀行 | 957 4.78% | 957 4.78% | 957 4.89% | 957 4.89% | 957 4.89% | 957 4.89% | 957 4.89% | 957 4.98% | 957 4.96% | 957 4.96% |
| 西 川 泰 央 | 748 3.74% | 598 2.99% | 598 3.06% | 599 3.06% | 585 2.99% | 545 2.79% | 545 2.78% | 545 2.84% | 545 2.83% | 545 2.83% |
| 山口銀行 | 544 2.72% | 544 2.72% | 544 2.78% | 544 2.78% | 544 2.78% | 544 2.78% | 544 2.78% | 544 2.83% | 544 2.82% | 544 2.82% |
| 西川ゴム工業社員持株会 | 493 2.46% | 506 2.53% | 486 2.48% | 480 2.46% | 479 2.45% | 496 2.54% | 496 2.53% | 503 2.62% | 581 3.01% | 501 2.6% |
| 立花証券 | 680 3.53% | 482 2.5% | ||||||||
| 光通信 | 612 3.12% | 513 2.67% | 513 2.66% | |||||||
| 三井住友信託銀行 | 626 3.13% | 626 3.13% | 626 3.2% | 626 3.2% | 626 3.2% | 626 3.2% | 626 3.19% | 626 3.26% | ||
| RMB JAPAN OPPORTUNITIES FUND, LP. | 453 2.32% | 453 2.32% | ||||||||
| 日本トラスティ・サービス信託銀行 | 520 2.6% | 446 2.23% | 531 2.72% | 485 2.48% | ||||||
| あいおいニッセイ同和損害保険 | 540 2.7% | |||||||||
| 計 | 9,068 45.35% | 8,351 41.76% | 8,440 43.11% | 8,415 42.98% | 8,477 43.3% | 8,506 43.43% | 8,697 44.38% | 8,681 45.19% | 8,860 45.92% | 9,065 46.94% |