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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 丸紅シーフーズ | 262 11.82% | |||||||||
| ヨンキュウ | 1,124 5% | 123 5.51% | 179 7.99% | 210 9.38% | 220 9.82% | 220 9.82% | 220 9.88% | 220 9.86% | 220 9.82% | 217 9.82% |
| 東洋水産 | 1,216 5.41% | 121 5.41% | 121 5.42% | 121 5.42% | 121 5.42% | 121 5.42% | 121 5.45% | 121 5.44% | 121 5.42% | 121 5.48% |
| 海昇 | 1,114 4.95% | 111 4.95% | 111 4.96% | 111 4.96% | 116 5.2% | 116 5.2% | 116 5.23% | 116 5.22% | 116 5.21% | 116 5.26% |
| みずほ銀行 | 1,112 4.94% | 111 4.94% | 111 4.96% | 111 4.96% | 111 4.96% | 111 4.96% | 91 4.09% | 91 4.08% | 91 4.07% | 71 3.21% |
| 横浜丸魚 | 67 2.99% | 67 2.99% | 67 3% | 67 3% | 67 2.99% | 67 3.02% | ||||
| 横浜冷凍 | 576 2.56% | 57 2.56% | 57 2.57% | 57 2.57% | 57 2.57% | 57 2.57% | 57 2.58% | 57 2.58% | 57 2.57% | 57 2.6% |
| ウェクフーズ | 42 1.89% | 42 1.9% | 42 1.9% | 42 1.89% | 42 1.92% | |||||
| 信和技研 | 42 1.89% | 42 1.9% | 42 1.9% | 42 1.89% | 42 1.92% | |||||
| 朝日生命保険相互会社 | 300 1.33% | 30 1.33% | 30 1.34% | 30 1.34% | 30 1.34% | 30 1.34% | 30 1.34% | 30 1.35% | ||
| ベニレイ | 1,712 7.61% | 171 7.61% | 223 9.97% | 262 11.69% | 262 11.69% | 262 11.69% | 262 11.76% | 262 11.73% | 262 11.69% | |
| 八木祐輔 | 30 1.36% | |||||||||
| 築地魚市場持株会 | 289 1.28% | 31 1.38% | 29 1.32% | 28 1.29% | 30 1.37% | 32 1.45% | ||||
| ニチレイフレッシュ | 790 3.51% | 79 3.51% | 79 3.52% | 79 3.52% | 79 3.52% | |||||
| 大三川 和義 | 275 1.22% | 27 1.2% | 27 1.2% | |||||||
| 日本トラスティ・サービス信託銀行 | 39 1.76% | |||||||||
| 計 | 8,508 37.85% | 876 39.01% | 970 43.25% | 1,039 46.33% | 1,096 48.88% | 1,074 47.88% | 1,052 47.19% | 1,051 47.05% | 1,051 46.89% | 1,029 46.4% |