Richard Koo, Director at Amphastar Pharmaceuticals, Inc. (AMPH), sold 51,654 shares at $19.28 ($996K) on 2021-06-01, disclosed to the SEC on 2021-06-02.
Seasonal sale ($996k) 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.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $19.28 | 25,827 | $498K | 50.0% |
| 2 | $19.28 | 25,827 | $498K | 50.0% |
| Total | $19.28 avg | 51,654 | $996K | 100% |
| Filing → |
| AMPH | BUY | 2014-08-19 | $49K | — | Filing → |