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 |
|---|---|---|---|---|---|---|---|---|---|---|
| シグマ | 1,938 16.18% | 1,938 16.18% | 1,938 17.63% | 1,938 17.63% | 1,938 17.63% | 1,938 17.63% | 1,938 17.63% | 1,938 17.63% | 1,938 17.63% | 1,938 17.63% |
| 石橋 健藏 | 357 2.98% | 1,419 11.85% | 1,419 12.91% | 1,419 12.91% | 1,419 12.91% | 1,419 12.91% | 1,419 12.91% | 1,419 12.91% | 1,419 12.91% | 1,419 12.91% |
| 公益財団法人石橋奨学会 | 1,000 8.35% | 1,000 8.35% | 1,000 9.1% | 1,000 9.1% | 1,000 9.1% | 1,000 9.1% | 1,000 9.1% | 1,000 9.1% | 1,000 9.1% | 1,000 9.1% |
| 朝日生命保険相互会社 | 770 6.43% | 770 6.43% | 770 7.01% | 770 7.01% | 770 7.01% | 770 7.01% | 770 7.01% | 768 6.99% | 768 6.99% | 768 6.99% |
| 昭和化学工業取引先持株会 | 290 2.42% | 334 2.79% | 361 3.29% | 396 3.61% | 380 3.46% | 410 3.73% | 444 4.05% | 452 4.11% | 479 4.36% | 511 4.65% |
| 白山工業 | 486 4.06% | 429 3.58% | 429 3.9% | 426 3.88% | 426 3.88% | 426 3.88% | 405 3.69% | 405 3.69% | 342 3.11% | 341 3.11% |
| 三井住友銀行 | 420 3.51% | 420 3.51% | 390 3.54% | 390 3.55% | 390 3.55% | 390 3.55% | 362 3.3% | 340 3.09% | 340 3.09% | 340 3.09% |
| 石橋 敬子 | 320 2.67% | 320 2.91% | 320 2.91% | 316 2.88% | 316 2.88% | 316 2.88% | 316 2.88% | 316 2.88% | 316 2.88% | |
| 北沢産業 | 255 2.13% | 255 2.32% | 255 2.32% | 255 2.32% | 255 2.32% | 255 2.32% | 255 2.32% | 255 2.32% | 255 2.32% | |
| 北陸銀行 | 231 2.1% | 231 2.1% | 231 2.1% | |||||||
| みずほ銀行 | 331 2.76% | 331 2.76% | 331 3.01% | 331 3.01% | 331 3.01% | 331 3.01% | 297 2.7% | 231 2.1% | 231 2.1% | 231 2.1% |
| 石橋 俊一郎 | 1,145 9.56% | |||||||||
| 東興パーライト工業 | 318 2.65% | |||||||||
| 計 | 7,055 58.9% | 7,217 60.25% | 7,214 65.63% | 7,247 65.93% | 7,226 65.74% | 7,256 66.01% | 7,208 65.58% | 7,356 66.92% | 7,320 66.6% | 7,351 66.88% |