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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 白井商事 | 2,026 14.5% | 2,026 14.5% | 2,026 14.5% | 2,026 14.5% | 2,026 14.5% | 2,026 14.5% | 2,026 14.63% | 2,026 14.59% | 2,026 13.45% | 2,026 13.43% |
| りそな銀行 | 408 2.92% | 408 2.92% | 408 2.92% | 408 2.92% | 408 2.92% | 408 2.92% | 408 2.95% | 408 2.94% | 408 2.71% | 408 2.7% |
| 白井 治夫 | 378 2.51% | 378 2.51% | ||||||||
| シライ電子工業従業員持株会 | 1,055.6 7.55% | 1,044 7.47% | 986.4 7.06% | 851.3 6.09% | 870.7 6.23% | 687.7 4.92% | 676.9 4.89% | 433 3.12% | 409 2.72% | 354 2.35% |
| INTERACTIVE BROKERS LLC | 242 1.61% | |||||||||
| 富国生命保険相互会社 | 144 1.03% | 144 1.03% | 144 1.03% | 144 1.04% | 144 0.96% | 144 0.95% | ||||
| BNP PARIBAS NEW YORK BRANCH-PRIME BROKERAGE CLEARANCE ACCOUNT | 141 0.94% | |||||||||
| Y．K．M． | 140 0.93% | |||||||||
| 館農 隆幸 | 136 0.9% | |||||||||
| 野村信託銀行 | 260 1.73% | 136 0.9% | ||||||||
| 白井 総 | 391 2.6% | |||||||||
| 白井 由香 | 370 2.46% | |||||||||
| 住友ベークライト | 192 1.37% | 192 1.37% | 192 1.37% | 192 1.37% | 192 1.37% | 192 1.37% | 192 1.39% | 192 1.38% | 192 1.28% | |
| 上田八木短資 | 140 0.93% | |||||||||
| MSCO CUSTOMER SECURITIES | 305.1 2.2% | 434 3.13% | ||||||||
| 白 井 総 | 391.4 2.8% | 391.4 2.8% | 391.4 2.8% | 391.4 2.8% | 391.4 2.8% | 391.4 2.8% | 391.4 2.83% | 391 2.82% | ||
| 白 井 治 夫 | 378.48 2.71% | 378.48 2.71% | 378.48 2.71% | 378.48 2.71% | 378.48 2.71% | 378.48 2.71% | 378.48 2.73% | 378 2.73% | ||
| 白 井 由 香 | 370.4 2.65% | 370.4 2.65% | 370.4 2.65% | 370.4 2.65% | 370.4 2.65% | 370.4 2.65% | 370.4 2.67% | 370 2.67% | ||
| JPモルガン証券 | 291 2.1% | |||||||||
| NORTHEN TRUST CO. RE HPE COMMON CONTRACTUAL FUND | 189 1.37% | |||||||||
| Y.K.M | 133.8 0.97% | |||||||||
| SBI証券 | 335.121 2.4% | |||||||||
| auカブコム証券 | 310.3 2.22% | |||||||||
| 京都中央信用金庫 | 200 1.43% | 200 1.43% | 229 1.64% | |||||||
| Y.K.M. | 124.7 0.89% | |||||||||
| 任天堂 | 336 2.4% | 336 2.4% | 336 2.4% | 336 2.4% | ||||||
| SKANDINAVISKA ENSKILDA BANKEN AB FOR SEB UCITSV-SWEDISH RESIDENTS | 150.6 1.08% | |||||||||
| 日本証券金融 | 235 1.68% | 173.4 1.24% | 224.8 1.61% | |||||||
| 楽天証券 | 253.7 1.82% | |||||||||
| 計 | 5,646.58 40.4% | 5,463.68 39.09% | 5,513.48 39.45% | 5,304.18 37.96% | 5,134.68 36.74% | 5,243.401 37.5% | 5,026.08 36.29% | 5,116 36.85% | 4,720 31.35% | 4,107 27.22% |