Amphastar Pharmaceuticals, Inc.

We are a biopharmaceutical company focusing on developing, manufacturing, and commercializing technically challenging generic and proprietary injectable, inhalation, and intranasal products, as well as active pharmaceutical ingredient, or API products. We currently manufacture and sell over 25 prescription pharmaceutical products, and an over-the-counter product, Primatene MIST . Our largest products by net revenues currently include BAQSIMI glucagon nasal powder, or BAQSIMI , Primatene MIST , glucagon, epinephrine, and lidocaine. In June 2023, we completed our acquisition of BAQSIMI , the first and only nasally administered glucagon for the treatment of severe hypoglycemia in people with diabetes, and it is currently available in the United States and 26 international markets. In May 2024, the FDA approved our albuterol sulfate inhalation aerosol, which we launched in August 2024. In August 2025, the FDA approved our iron sucrose injection, USP 50mg/2.5mL, 100mg/5mL, and 200mg/10mL in single-dose vials, which we launched in the August 2025. In December 2025, the FDA approved our teriparatide injection, USP 560mcg/2.24mLsingle-patient-use prefilled pen, which we launched in the December 2025. In February 2026, the FDA approved our Ipratropium Bromide HFA inhalation aerosol, 17 mcg/actuation, which we plan to launch early in the second quarter of 2026. For the years ended December 31, 2025, 2024, and 2023, we recorded net revenues of $719.9 million, $732.0 million, and $644.4 million, respectively.