Amphastar Pharmaceuticals, Inc.

AMPH ·Healthcare, Drug Manufacturers - General, United States
Financial Statements › SEC Filings

SEC Filings

Form Filed Description
8-K May 7, 2026 8-K
ARS Apr 13, 2026 ARS
DEFA14A Apr 13, 2026 DEFA14A
DEF 14A Apr 13, 2026 DEF 14A
SCHEDULE 13G/A Mar 26, 2026
4 Mar 17, 2026
4 Mar 17, 2026
4 Mar 17, 2026
4 Mar 17, 2026
8-K Mar 16, 2026 8-K
4 Mar 11, 2026
4 Mar 11, 2026
4 Mar 11, 2026
4 Mar 11, 2026
4 Mar 10, 2026
4 Mar 10, 2026
4 Mar 10, 2026
4 Mar 10, 2026
4 Mar 6, 2026 OWNERSHIP DOCUMENT
4 Mar 6, 2026
4 Mar 6, 2026
4 Mar 6, 2026
8-K Mar 6, 2026 8-K
8-K Mar 6, 2026 8-K
10-K Feb 26, 2026 10-K
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