Richard K. Prins, Director at Amphastar Pharmaceuticals, Inc. (AMPH), sold 34,202 shares at $43.07 ($1.5M) on 2024-08-12, disclosed to the SEC on 2024-08-13.
Seasonal sale ($1.5M) by Director — this insider has traded AMPH in August in at least three consecutive prior years. Pattern-driven, low signal.
Negative factors outweigh the positive ones.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $43.07 | 17,101 | $737K | 50.0% |
| 2 | $43.07 | 17,101 | $737K | 50.0% |
| Total | $43.07 avg | 34,202 | $1.5M | 100% |
| Filing → |
| AMPH | SELL | 2024-12-11 | $875K | — | Filing → |
| AMPH | SELL | 2024-11-13 | $244K | — | Filing → |
| AMPH | SELL | 2023-11-20 | $223K | — | Filing → |