Executive pay
Amphastar Pharmaceuticals (AMPH) executive compensation
What Amphastar Pharmaceuticals, Inc. paid its chief executive and named officers, year by year. Figures are automated and can be wrong; check the filing for the exact numbers.
- 2026 proxy statement
Jack Yongfeng Zhang paid $8.3M (+7% on the year), pay ratio 135:1.
Filed Apr 13, 2026