Rong Zhou, EVP, Production Center at Amphastar Pharmaceuticals, Inc. (AMPH), sold 26,492 shares at $28.77 ($762K) on 2022-02-25, disclosed to the SEC on 2022-03-01.
Seasonal sale ($762k) by EVP, Production Center — this insider has traded AMPH in February in at least three consecutive prior years. Pattern-driven, low signal.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $28.77 | 13,246 | $381K | 50.0% |
| 2 | $28.77 | 13,246 | $381K | 50.0% |
| Total | $28.77 avg | 26,492 | $762K | 100% |
| Filing → |
| AMPH | SELL | 2024-12-16 | $673K | — | Filing → |
| AMPH | SELL | 2024-11-13 | $674K | — | Filing → |
| AMPH | SELL | 2024-09-17 | $145K | — | Filing → |