Is Amphastar Pharmaceuticals, Inc. - Common Stock publicly traded?
   Yes, Amphastar Pharmaceuticals, Inc. - Common Stock is publicly traded.
   
  
   What exchange does Amphastar Pharmaceuticals, Inc. - Common Stock trade on?
   Amphastar Pharmaceuticals, Inc. - Common Stock trades on the Nasdaq Stock Market
   
  
   What is the ticker symbol for Amphastar Pharmaceuticals, Inc. - Common Stock?
   The ticker symbol for Amphastar Pharmaceuticals, Inc. - Common Stock is AMPH on the Nasdaq Stock Market
   
  
   What is the current price of Amphastar Pharmaceuticals, Inc. - Common Stock?
   The current price of Amphastar Pharmaceuticals, Inc. - Common Stock is 25.50
   
  
   When was Amphastar Pharmaceuticals, Inc. - Common Stock last traded?
   The last trade of Amphastar Pharmaceuticals, Inc. - Common Stock was at 10/31/25 04:00 PM ET
   
  
   What is the market capitalization of Amphastar Pharmaceuticals, Inc. - Common Stock?
   The market capitalization of Amphastar Pharmaceuticals, Inc. - Common Stock is 1.23B
   
  
   How many shares of Amphastar Pharmaceuticals, Inc. - Common Stock are outstanding?
   Amphastar Pharmaceuticals, Inc. - Common Stock has 1B shares outstanding.