Richard Koo, Director at Amphastar Pharmaceuticals, Inc. (AMPH), sold 95,564 shares at $18.18 ($1.7M) on 2020-05-27, disclosed to the SEC on 2020-05-28.
Open-market sale of $1.7M AMPH by Director. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $18.18 | 47,782 | $869K | 50.0% |
| 2 | $18.18 | 47,782 | $869K | 50.0% |
| Total | $18.18 avg | 95,564 | $1.7M | 100% |
| Filing → |
| AMPH | BUY | 2014-08-19 | $49K | — | Filing → |