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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 日本郵船 | 11,476 30% | 11,476 30% | 1,147 30.01% | 1,147 30.01% | 2,295 30.01% | 2,295 30.01% | 2,295 30.01% | 2,295 30.01% | 2,295 30.01% | 2,295 30.01% |
| ジャパンマリンユナイテッド | 4,752 12.42% | 4,752 12.42% | 475 12.43% | 475 12.43% | 950 12.43% | 950 12.43% | 950 12.43% | 950 12.43% | 950 12.43% | 950 12.43% |
| コスモ石油プロパティサービス | 2,500 6.54% | 2,500 6.54% | 250 6.54% | 250 6.54% | 500 6.54% | 500 6.54% | 500 6.54% | 500 6.54% | 500 6.54% | 500 6.54% |
| 三井住友海上火災保険 | 2,840 7.42% | 2,840 7.42% | 284 7.43% | 284 7.43% | 568 7.43% | 568 7.43% | 568 7.43% | 568 7.43% | 568 7.43% | 488 6.38% |
| 馬場 協二 | 80 2.11% | 80 2.11% | 201 2.63% | 201 2.63% | 201 2.63% | 237 3.1% | 237 3.1% | 237 3.1% | ||
| みずほ銀行 | 1,000 2.61% | 1,000 2.61% | 100 2.62% | 100 2.62% | 200 2.62% | 200 2.62% | 200 2.62% | 200 2.62% | 200 2.62% | 200 2.62% |
| 日本証券金融 | 76 0.99% | 212 2.78% | 195 2.56% | |||||||
| 東京海上日動火災保険 | 530 1.39% | 530 1.39% | 53 1.39% | 53 1.39% | 106 1.39% | 106 1.39% | 106 1.39% | 106 1.39% | 106 1.39% | 98 1.28% |
| 岡三証券 | 78 1.02% | 98 1.28% | 93 1.22% | |||||||
| 林田 一男 | 42 1.12% | 86 1.13% | 86 1.13% | 86 1.13% | 86 1.13% | 86 1.13% | ||||
| 日本マスタートラスト信託銀行 | 647 1.69% | 61 1.6% | 72 1.89% | 129 1.69% | 91 1.2% | 258 3.38% | 185 2.42% | 102 1.33% | ||
| 三井住友銀行 | 74 0.97% | |||||||||
| 損害保険ジャパン日本興亜 | 957 2.5% | 957 2.5% | 95 2.5% | 95 2.5% | 173 2.27% | |||||
| 日本トラスティ・サービス信託銀行 | 401 1.05% | 867 2.27% | 47 1.23% | |||||||
| 馬 場 協 二 | 736 1.92% | 736 1.92% | ||||||||
| 林 田 一 男 | 427 1.12% | |||||||||
| 計 | 25,619 66.98% | 26,305 68.77% | 2,594 67.85% | 2,601 68.03% | 5,209 68.12% | 5,071 66.35% | 5,241 68.53% | 5,206 68.08% | 5,269 68.9% | 5,144 67.26% |