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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 日本マスタートラスト信託銀行 | 2,932 6.45% | 2,406 4.88% | 4,083 8.36% | 3,684 7.53% | 3,973 8.12% | 4,438 9.04% | 4,819 9.97% | 5,739 12.26% | 5,964 12.71% | 6,243 13.75% |
| THE HONGKONG AND SHANGHAI BANKING CORPORATION LTD － SINGAPORE BRANCH PRIVATE BANKING DIVISION CLIENTS A/C 8221－623793 | 5,392 11.16% | 5,392 11.52% | 5,062 10.79% | 3,949 8.7% | ||||||
| 日本カストディ銀行 | 3,739 7.62% | 2,306 4.77% | 2,406 5.14% | 2,327 4.96% | 1,852 4.08% | |||||
| 大崎電気工業取引先持株会 | 1,633 3.59% | 1,501 3.04% | 1,489 3.05% | 1,598 3.26% | 1,694 3.46% | 1,754 3.57% | 1,808 3.74% | 1,783 3.81% | 1,690 3.6% | 1,674 3.68% |
| MM Investments | 1,604 3.53% | |||||||||
| 三菱UFJ銀行 | 1,552 3.17% | 1,552 3.17% | 1,552 3.16% | 1,552 3.21% | 1,552 3.31% | 1,552 3.3% | 1,552 3.41% | |||
| 九電テクノシステムズ | 1,389 3.05% | 1,389 2.82% | 1,389 2.84% | 1,389 2.84% | 1,389 2.84% | 1,389 2.83% | 1,389 2.87% | 1,389 2.96% | 1,389 2.96% | 1,389 3.06% |
| 渡辺佳英 | 1,149 2.53% | 1,149 2.33% | 1,150 2.35% | 1,151 2.35% | 1,151 2.35% | 1,152 2.35% | 1,168 2.42% | 1,200 2.56% | 1,241 2.64% | 1,272 2.8% |
| 富国生命保険相互会社 | 1,104 2.24% | 1,104 2.26% | 1,104 2.25% | 1,104 2.25% | 1,104 2.25% | 1,104 2.28% | 1,104 2.35% | 1,104 2.35% | 1,104 2.43% | |
| 関西電力 | 1,000 2.2% | 1,000 2.04% | 1,000 2.07% | 1,000 2.13% | 1,000 2.13% | 1,000 2.2% | ||||
| あいおいニッセイ同和損害保険 | 800 1.7% | 800 1.7% | ||||||||
| 中部電力 | 1,020 2.24% | 1,020 2.07% | 1,020 2.09% | 1,020 2.08% | 1,020 2.11% | |||||
| 光パワー | 1,061 2.16% | 2,930 5.97% | ||||||||
| GOVERNMENT OF NORWAY | 1,948 3.99% | 1,986 4.06% | 2,331 4.76% | 2,009 4.09% | ||||||
| 重田康光 | 1,155 2.36% | 1,379 2.82% | 1,379 2.81% | |||||||
| 日本トラスティ・サービス信託銀行 | 1,014 2.23% | 1,515 3.07% | 3,989 8.17% | 3,769 7.7% | 3,540 7.23% | |||||
| 三菱東京UFJ銀行 | 1,552 3.41% | 1,552 3.15% | 1,552 3.18% | |||||||
| CHASE MANHATTAN BANK GTS CLIENTS ACCOUNT ESCROW | 1,383 2.8% | |||||||||
| 富国生命保険相互会社 常任代理人 資産管理サービス信託銀行 | 1,104 2.42% | |||||||||
| 計 | 16,528 36.37% | 17,260 35.03% | 18,727 38.37% | 18,412 37.63% | 19,179 39.2% | 21,451 43.73% | 21,561 44.64% | 22,368 47.79% | 22,132 47.17% | 21,642 47.67% |