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 |
|---|---|---|---|---|---|---|---|---|---|---|
| ヤマト社員持株会 | 1,680 6.24% | 1,735 6.45% | 1,628 6.05% | 1,586 6.07% | 1,520 5.89% | 1,566 6.1% | 1,537 5.99% | 1,512 5.97% | 1,450 5.75% | 1,460 5.89% |
| 群馬銀行 | 1,251 4.65% | 1,251 4.65% | 1,251 4.65% | 1,251 4.78% | 1,251 4.85% | 1,251 4.88% | 1,251 4.88% | 1,251 4.93% | 1,251 4.96% | 1,221 4.92% |
| 東和銀行 | 1,219 4.53% | 1,219 4.53% | 1,219 4.53% | 1,219 4.66% | 1,219 4.72% | 1,219 4.75% | 1,219 4.75% | 1,219 4.81% | 1,219 4.84% | 1,189 4.8% |
| サンシャインE号投資事業組合 | 1,067 4.3% | |||||||||
| 三晃空調 | 1,000 3.71% | 1,000 3.71% | 1,000 3.71% | 1,000 3.82% | 1,000 3.87% | 1,000 3.9% | 1,000 3.9% | 1,000 3.94% | 1,000 3.97% | 1,000 4.03% |
| みどり共栄会 | 719 2.67% | 733 2.72% | 707 2.63% | 729 2.79% | 797 3.09% | 875 3.41% | 935 3.65% | 960 3.79% | 911 3.61% | 970 3.91% |
| 第四北越銀行 | 874 3.41% | 874 3.41% | 874 3.45% | 874 3.47% | 874 3.52% | |||||
| サンシャインG号投資事業組合 | 701 2.83% | |||||||||
| 日本管材センター | 667 2.69% | |||||||||
| 横浜銀行 | 594 2.21% | 594 2.21% | 594 2.34% | 594 2.36% | 594 2.39% | |||||
| 高砂熱学工業 | 1,010 3.75% | 1,010 3.86% | 1,010 3.91% | 1,010 3.94% | 1,010 3.94% | 1,010 3.98% | 1,010 4% | |||
| 日本マスタートラスト信託銀行 | 607 2.26% | 661 2.45% | 867 3.32% | 983 3.81% | 1,336 5.21% | 2,248 8.77% | 1,483 5.85% | 822 3.26% | ||
| 損害保険ジャパン | 751 2.93% | 751 2.93% | 751 2.96% | 751 2.98% | ||||||
| 日本カストディ銀行 | 649 2.53% | 604 2.36% | ||||||||
| 北越銀行 | 874 3.25% | 874 3.25% | 874 3.25% | 874 3.34% | 874 3.39% | |||||
| 損害保険ジャパン日本興亜 | 751 2.79% | 751 2.79% | 751 2.79% | 751 2.87% | 751 2.91% | |||||
| KBL EPB S.A. | 662 2.57% | |||||||||
| 日本トラスティ・サービス信託銀行 | 679 2.52% | 1,123 4.17% | 1,054 3.91% | 796 3.05% | ||||||
| 東亜産業 | 549 2.04% | |||||||||
| 計 | 9,376 34.82% | 9,832 36.52% | 10,157 37.72% | 10,087 38.55% | 10,070 39.01% | 10,533 41.06% | 11,433 44.58% | 10,656 42.02% | 9,885 39.2% | 9,746 39.28% |