Amphastar Pharmaceuticals, Inc. (AMPH) Stock Charts AMPH Home News Ratings Charts Amphastar Pharmaceuticals, Inc. (AMPH): $31.02 0.72 (-2.27%) POWR Rating Get Rating Component Grades Growth Get Rating Value Get Rating Momentum D Stability C Sentiment Get Rating Quality C Add AMPH to Watchlist Sign Up Industry: Medical - Pharmaceuticals Industry D Ranked #62 of 152 in industry See All 'A' Rated Buy Stocks Amphastar Pharmaceuticals, Inc. (AMPH) Performance Graph for POWR Ratings Amphastar Pharmaceuticals, Inc. (AMPH) Interactive Chart AMPH Chart by TradingView Amphastar Pharmaceuticals, Inc. (AMPH) Ratings History Chart Free access to the full ratings history for AMPH. Sign up now! Most Popular Stories View All • Investors in “Wait and See” Mode • 3 High-Growth SaaS Companies to Watch • 3 Used Car Stocks Benefiting from High Auto Prices • 3 Airline Stocks Ready for Takeoff as Travel Demand Soars • Stock Market Alert: History Repeating Itself? View All Top stories Get Free Updates Join thousands of investors who get the latest news, insights and top rated picks from StockNews.com! Subscribe Get Free Updates Join thousands of investors who get the latest news, insights and top rated picks from StockNews.com!