| 2024-03-14 | Alphatec Holdings, Inc. ATEC | director | 15,000 0.0107% | $13.53 | $202,950 | -7.26% | ||
| 2023-08-23 | Sale | Alphatec Holdings, Inc. ATEC | director | 8,700 0.0073% | $14.92 | $129,804 | -13.16% | |
| 2021-11-26 | Alphatec Holdings, Inc. ATEC | director | 10,000 0.0104% | $10.57 | $105,700 | -7.76% | ||
| 2019-03-11 | Alphatec Holdings, Inc. ATEC | director | 41,132 0.0909% | $2.59 | $106,433 | +101.15% |