David M. Demski, Director at Alphatec Holdings, Inc. (ATEC), bought 50,000 shares at $5.67 ($284K) on 2024-08-21, disclosed to the SEC on 2024-08-21.
Open-market purchase of $284k ATEC by Director. Below the thresholds we flag for high-conviction alerts (no C-suite role, rare reversal, cluster, or A-grade history). Context: insider career grade B.
Something here stands out, but not much.
| Filing → |
| ATEC | BUY | 2023-11-13 | $315K | — | Filing → |
| GMED | SELL | 2021-04-27 | $38.0M | — | Filing → |
| GMED | SELL | 2020-12-18 | $27.9M | — | Filing → |