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 |
|---|---|---|---|---|---|---|---|---|---|---|
| JX金属 | 11,041 38.22% | 11,041 38.22% | 11,041 38.22% | |||||||
| 佐藤企業 | 3,183 10.98% | 3,183 10.98% | 5,134 17.77% | 5,134 17.77% | 5,163 17.87% | 5,163 17.87% | 5,163 17.87% | 5,163 17.87% | 5,163 17.87% | 5,163 17.87% |
| 佐藤 謙一 | 1,562 5.39% | 1,562 5.39% | 1,562 5.4% | 1,562 5.4% | 1,562 5.4% | 1,562 5.4% | 1,562 5.4% | 1,562 5.4% | 1,562 5.4% | 1,562 5.4% |
| 丸運グループ従業員持株会 | 592 2.04% | 635 2.19% | 593 2.05% | 607 2.1% | 637 2.2% | 721 2.49% | 777 2.68% | 828 2.86% | 858 2.97% | 820 2.84% |
| 日本証券金融 | 517 1.79% | |||||||||
| 大樹生命保険 | 400 1.38% | 400 1.38% | 400 1.38% | 400 1.38% | 400 1.38% | 400 1.38% | ||||
| MSIP CLIENT SECURITIES | 351 1.21% | 334 1.15% | 354 1.22% | 254 0.88% | 254 0.88% | 254 0.88% | 254 0.88% | 266 0.92% | ||
| みずほ銀行 | 249 0.86% | 249 0.89% | 249 0.86% | 249 0.86% | 249 0.86% | 249 0.86% | 249 0.86% | 249 0.86% | 249 0.86% | |
| 三井住友銀行 | 240 0.83% | 240 0.83% | 240 0.83% | 240 0.83% | 240 0.83% | |||||
| 三井住友信託銀行 | 230 0.79% | 230 0.79% | 230 0.79% | |||||||
| 日本マスタートラスト信託銀行 | 271 0.93% | 327 1.13% | 411 1.42% | 510 1.76% | 672 2.32% | 1,066 3.69% | 648 2.24% | 501 1.73% | ||
| ENEOSホールディングス | 11,041 38.22% | 11,041 38.22% | 11,041 38.22% | |||||||
| J．P．MORGAN SECURITIES PLC | 309 1.06% | |||||||||
| 日本カストディ銀行 | 385 1.33% | |||||||||
| 日本トラスティ・サービス信託銀行 | 306 1.05% | 321 1.1% | 619 2.14% | 655 2.26% | 596 2.06% | |||||
| 損害保険ジャパン日本興亜 | 998 3.44% | 998 3.44% | 998 3.45% | 788 2.72% | 273 0.94% | |||||
| JXTGホールディングス | 11,041 38.22% | 11,041 38.22% | ||||||||
| 三井生命保険 | 400 1.38% | 400 1.38% | 400 1.38% | 400 1.38% | ||||||
| JXホールディングス | 11,041 38.12% | 11,041 38.12% | ||||||||
| サンテラ | 1,951 6.73% | 1,951 6.73% | ||||||||
| 松井証券 | 738 2.54% | 579 1.99% | ||||||||
| 計 | 21,022 72.57% | 20,943 72.3% | 21,276 73.65% | 21,183 73.33% | 20,789 71.96% | 20,691 71.63% | 21,064 72.92% | 20,618 71.38% | 20,501 70.97% | 20,492 70.94% |