Floyd F. Petersen, Director at Amphastar Pharmaceuticals, Inc. (AMPH), sold 3,000 shares at $41.40 ($124K) on 2024-06-10, disclosed to the SEC on 2024-06-11.
Seasonal sale ($124k) by Director — this insider has traded AMPH in June in at least three consecutive prior years. Pattern-driven, low signal.
Negative factors outweigh the positive ones.
| Filing → |
| AMPH | SELL | 2025-11-05 | $13K | — | Filing → |
| AMPH | SELL | 2025-10-02 | $14K | — | Filing → |
| AMPH | SELL | 2025-09-03 | $15K | — | Filing → |