Amphastar Pharmaceuticals Inc (AMPH)

Form 4 - Statement of changes in beneficial ownership of securities

Form 4 - Statement of changes in beneficial ownership of securities

Form 4 - Statement of changes in beneficial ownership of securities

Form 4 - Statement of changes in beneficial ownership of securities

Form 8-K - Current report

Amphastar Pharmaceuticals to Present at the 2026 Jefferies Healthcare Conference

RANCHO CUCAMONGA, CA / ACCESS Newswire / May 27, 2026 / Amphastar Pharmaceuticals, Inc. (NASDAQ:AMPH) announced today that Bill Peters, CFO, and...

Form 10-Q - Quarterly report [Sections 13 or 15(d)]

Form 8-K - Current report

Amphastar Pharmaceuticals Reports Financial Results for the Three Months Ended March 31, 2026

Net revenues of $171.2 million for the three months ended March 31, 2026GAAP net income of $6.4 million, or $0.14 per share, for the first...

Amphastar Pharmaceuticals to Present at the 2026 Bank of America Health Care Conference

RANCHO CUCAMONGA, CA / ACCESS Newswire / May 6, 2026 / Amphastar Pharmaceuticals, Inc. (NASDAQ:AMPH) announced today that Bill Peters, CFO, and...

Amphastar Pharmaceuticals to Release First Quarter Earnings and Hold Conference Call on May 7, 2026

RANCHO CUCAMONGA, CA / ACCESS Newswire / April 30, 2026 / Amphastar Pharmaceuticals, Inc. (NASDAQ:AMPH) announced today that the Company will...

Form ARS - Annual Report to Security Holders

Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material

Form DEF 14A - Other definitive proxy statements

Amphastar Pharmaceuticals to Present at the 25th Annual Needham Healthcare Conference

RANCHO CUCAMONGA, CA / ACCESS Newswire / April 6, 2026 / Amphastar Pharmaceuticals, Inc. (NASDAQ:AMPH) ("Amphastar" or the...