David Sponsel, EVP, Sales at Alphatec Holdings, Inc. (ATEC), sold 30,000 shares at $15.97 ($479K) on 2021-05-03, disclosed to the SEC on 2021-05-04.
Open-market sale of $479k ATEC by EVP, Sales. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Something here stands out, but not much.
| Filing → |
| ATEC | SELL | 2025-12-12 | $878K | — | Filing → |
| ATEC | SELL | 2025-12-10 | $21K | — | Filing → |
| ATEC | SELL | 2025-10-28 | $1.1M | — | Filing → |