| 序号 | 股票 | 持股数量(股) | 持股变动 | 占总股本比例 | 报告期 | |
| 1 | 钢研高纳 | 1996943 | 减持 | 0.510 | 0.2576% | 2026-06-30 |
| 2 | 钢研高纳 | 3049743 | 减持 | 0.560 | 0.3934% | 2025-12-31 |
| 3 | 钢研高纳 | 5554043 | 增持 | 0.590 | 0.7165% | 2025-06-30 |
| 4 | 钢研高纳 | 3810443 | 增持 | 0.590 | 0.4916% | 2024-12-31 |
| 5 | 钢研高纳 | 3640443 | 减持 | 0.740 | 0.4697% | 2024-06-30 |
| 6 | 钢研高纳 | 4136243 | 增持 | 0.910 | 0.5524% | 2023-12-31 |
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