大株主
| （単位：千株） | 2015/12 | 2016/12 | 2017/12 | 2018/12 | 2019/12 | 2020/12 | 2021/12 | 2022/12 | 2023/12 | 2024/12 |
|---|---|---|---|---|---|---|---|---|---|---|
| 日本マスタートラスト信託銀行 | 218 1.55% | 306 2.18% | 408 3% | 448 3.29% | 679 4.98% | 1,266 9.28% | 1,747 12.8% | 1,267 9.28% | 1,269 9.38% | |
| 日置電機社員持株会 | 785 5.6% | 774 5.52% | 838 5.97% | 811 5.96% | 815 5.99% | 854 6.26% | 798 5.85% | 827 6.06% | 833 6.1% | 815 6.03% |
| 日置 恒明 | 910 6.48% | 800 5.7% | 800 5.7% | 800 5.87% | 800 5.87% | 800 5.87% | 800 5.86% | 800 5.86% | 800 5.86% | 800 5.91% |
| 日置 勇二 | 719 5.12% | 719 5.12% | 719 5.12% | 719 5.28% | 719 5.28% | 719 5.27% | 719 5.27% | 719 5.27% | 719 5.27% | 719 5.31% |
| 八十二銀行 | 666 4.75% | 666 4.75% | 666 4.75% | 666 4.89% | 666 4.89% | 666 4.89% | 666 4.88% | 666 4.88% | 666 4.88% | 666 4.92% |
| 日本カストディ銀行 | 304 2.23% | 455 3.34% | 783 5.74% | 560 4.11% | 574 4.24% | |||||
| 日置 妙子 | 633 4.51% | 633 4.51% | 583 4.15% | 583 4.28% | 583 4.28% | 583 4.28% | 573 4.2% | 573 4.2% | 573 4.2% | 573 4.24% |
| 明治安田生命保険相互会社 | 510 3.63% | 510 3.63% | 510 3.63% | 510 3.75% | 510 3.75% | 510 3.74% | 510 3.74% | 510 3.74% | 510 3.74% | 510 3.77% |
| MISAKI ENGAGEMENT MASTER FUND | 350 2.59% | |||||||||
| 日置 秀雄 | 397 2.83% | 402 2.86% | 352 2.5% | 352 2.58% | 352 2.58% | 352 2.58% | 352 2.58% | 352 2.58% | 352 2.58% | 340 2.51% |
| 公益財団法人HIOKI奨学・緑化基金 | 300 2.13% | 300 2.2% | 301 2.21% | 301 2.2% | 301 2.2% | |||||
| 日本トラスティ・サービス信託銀行 | 275 1.96% | 221 1.58% | 377 2.68% | 539 3.96% | 322 2.37% | |||||
| 日置 晶 | 243 1.73% | 248 1.76% | ||||||||
| あいおいニッセイ同和損害保険 | 217 1.55% | |||||||||
| 計 | 5,358 38.2% | 5,194 37.03% | 5,453 38.88% | 5,691 41.77% | 5,704 41.86% | 5,911 43.35% | 6,442 47.21% | 7,280 53.33% | 6,583 48.2% | 6,618 48.91% |