David Russell Gaugh - 18 Jul 2025 Form 3 Insider Report for Amphastar Pharmaceuticals, Inc. (AMPH)

Role
Director
Signature
/s/ Eva Wen, by power of attorney
Issuer symbol
AMPH
Transactions as of
18 Jul 2025
Net transactions value
$0
Form type
3
Filing time
22 Jul 2025, 16:20:31 UTC
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Gaugh David Russell Director C/O AMPHASTAR PHARMACEUTICALS, INC., 11570 6TH STREET, RANCHO CUCAMONGA /s/ Eva Wen, by power of attorney 22 Jul 2025 0002075974

No securities are beneficially owned.

Remarks:

Exhibit 24 - Power of Attorney