Floyd F. Petersen, Director at Amphastar Pharmaceuticals, Inc. (AMPH), sold 491 shares at $37.72 ($19K) on 2023-04-03, disclosed to the SEC on 2023-04-04.
Scheduled sale ($19k) by Director under a pre-arranged 10b5-1 plan. Pre-set trade — not a discretionary signal on the stock.
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 → |