Shares of Amphastar Pharmaceuticals Inc. (AMPH) are down more than 42% from their all-time high of $67.66, recorded last August, and trade around $38.
Amphastar is a bio-pharmaceutical company developing and selling technically challenging generic and proprietary injectable, inhalation and intranasal products, and insulin active pharmaceutical ingredient, or insulin API products. Over 25 products are manufactured and sold, with the overwhelming majority being prescription pharmaceuticals.
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