Rong Zhou, EVP, Production Center at Amphastar Pharmaceuticals, Inc. (AMPH), sold 45,938 shares at $19.19 ($872K) on 2020-06-04, disclosed to the SEC on 2020-06-05.
Seasonal sale ($872k) by EVP, Production Center — this insider has traded AMPH in June in at least three consecutive prior years. Pattern-driven, low signal.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $18.82 | 13,163 | $248K | 28.4% |
| 2 | $18.82 | 13,163 | $248K | 28.4% |
| 3 | $19.19 | 9,806 | $188K | 21.6% |
| 4 | $19.19 | 9,806 | $188K | 21.6% |
| Total | $18.98 avg | 45,938 | $872K | 100% |
| Filing → |
| AMPH | SELL | 2024-12-16 | $673K | — | Filing → |
| AMPH | SELL | 2024-11-13 | $674K | — | Filing → |
| AMPH | SELL | 2024-09-17 | $145K | — | Filing → |