Amphastar Pharmaceuticals(AMPH) - 2025 Q4 - Annual Results

EXHIBIT 99.1 Amphastar Pharmaceuticals Reports Financial Results for the Three Months and Full Year Ended December 31, 2025 RANCHO CUCAMONGA, CA – February 26, 2026 – Amphastar Pharmaceuticals, Inc. (NASDAQ: AMPH) ("Amphastar" or the "Company"), a biopharmaceutical company focused on developing, manufacturing, and commercializing technically challenging generic and proprietary injectable, inhalation, and intranasal products, today reported results for the three months and full year ended December 31, 2025. ...