大株主
| （単位：千株） | 2019/12 | 2020/12 | 2021/12 | 2022/12 | 2023/12 | 2024/12 |
|---|---|---|---|---|---|---|
| 中山アセット | 1,295,200 43.75% | 3,885.6 43.52% | 3,885.6 43.28% | 7,731.2 42.54% | 7,731.2 41.19% | 7,731.2 41.85% |
| 日本マスタートラスト信託銀行 | 437.1 4.87% | 924 5.08% | 1,216.2 6.48% | 1,694.9 9.18% | ||
| 伊藤商事 | 250,000 8.45% | 723.9 8.11% | 683.1 7.61% | 1,346.2 7.41% | 1,346.2 7.17% | 1,346.2 7.29% |
| 日本カストディ銀行 | 387.9 2.13% | 412.3 2.2% | 623.1 3.37% | |||
| 村崎 小雪 | 68,000 2.3% | 204 2.28% | 204 2.27% | 411.6 2.26% | 412.8 2.2% | 412.8 2.23% |
| ベース社員持株会 | 206,200 6.97% | 386.2 4.33% | 344.4 3.84% | 566.8 3.12% | 446.5 2.38% | 392.6 2.13% |
| 秦 小虎 | 126.6 1.41% | 270 1.49% | 327.6 1.75% | 327.6 1.77% | ||
| 野村信託銀行 | 128.8 1.44% | 212.8 2.37% | 317.4 1.75% | 281.4 1.5% | 273.2 1.48% | |
| 後藤 督一 | 40,000 1.35% | 121.8 1.36% | 123.6 1.38% | 252 1.39% | 255.6 1.36% | 264 1.43% |
| 和田 成史 | 40,000 1.35% | 120 1.34% | 120 1.34% | 240 1.28% | 240 1.3% | |
| 富士通 | 256,000 8.65% | 768 8.6% | 768 8.55% | 1,536 8.45% | ||
| 中山 克成 | 60,000 2.03% | 101.6 1.14% | ||||
| 李 克 | 96 1.08% | |||||
| 中山 秋子 | 60,000 2.03% | |||||
| みずほ証券 | 40,000 1.35% | |||||
| 伊藤 康子 | 40,000 1.35% | |||||
| 計 | 2,355,400 79.57% | 6,535.9 73.2% | 6,905.2 76.91% | 13,743.1 75.61% | 12,669.8 67.5% | 13,305.6 72.03% |