Live feed16:53:02·415dINSIDERFilingvia QuantisnowSENIOR EVP, PRODUCTION CENTER Zhou Rong was granted 24,692 units of Common Srock, increasing direct ownership by 21% to 140,686 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.AMPH· Amphastar Pharmaceuticals Inc.Health CareOriginal source