Lead Independent Director · Amphastar Pharmaceuticals, Inc. (AMPH)

Chair, Compensation Committee

Richard Prins — Amphastar Pharmaceuticals Director Compensation (2025)

Fiscal year 2025 director compensation for Richard Prins at Amphastar Pharmaceuticals, Inc.. Every figure below is printed as the company filed it and cited to the filing it came from.

Director compensation as of the proxy filed April 13, 2026 (DEF 14A). Open the filing on EDGAR.

What they were paid

Amphastar Pharmaceuticals Director Compensation Table · all 2 fiscal years held
In US dollars, as Amphastar Pharmaceuticals reports it. Most recent year first. Totals are the company’s disclosed totals.
Fiscal yearCash feesStock awardsOption awardsOtherTotal
FY2025$117,500$130,004$129,996$0$377,500
FY2024$115,118$129,961$130,042$0$375,121

Each year as stated in that year's proxy. A dash means the company reported no figure in that column. Source: Amphastar Pharmaceuticals, Inc. DEF 14A filed April 13, 2026, accession 0001297184-26-000023, and prior-year filings. Open the filing on EDGAR.

How this board is paid

company policy · FY2025

Amphastar Pharmaceuticals pays directors a $55,000 cash retainer and $260,000 in equity.

Committees

FY2025 · as the proxy prints them

Audit · Compensation (Chair)

The rest of the Amphastar Pharmaceuticals board

FY2025 · as the company reported each
DirectorRoleFY2025 total
David GaughIndependent Director$284,727
Diane GerstIndependent Director$327,750
Floyd F. PetersenIndependent Director$325,000
Gayle DeflinIndependent Director$340,000
Howard LeeIndependent Director$333,500
Jack Yongfeng ZhangDirector$0
Jacob LiawatidewiDirector$0
Mary Ziping LuoChair of the Board$0
Michael A. ZasloffIndependent Director$331,000
William J. PetersDirector$0

The full Amphastar Pharmaceuticals compensation record

free company brief

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