Rong Zhou, SENIOR EVP, PRODUCTION CENTER at Amphastar Pharmaceuticals, Inc. (AMPH), sold 3,000 shares at $48.26 ($145K) on 2024-09-13, disclosed to the SEC on 2024-09-17.
Open-market sale of $145k AMPH by SENIOR EVP, PRODUCTION CENTER. 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 → |
| AMPH | SELL | 2024-12-16 | $673K | — | Filing → |
| AMPH | SELL | 2024-11-13 | $674K | — | Filing → |
| AMPH | SELL | 2024-08-27 | $193K | — | Filing → |