Live feed16:05:57·417dINSIDERFilingvia QuantisnowEVP CORP ADMIN CENTER Liawatidewi Yakob covered exercise/tax liability with 1,141 shares, decreasing direct ownership by 2% to 72,834 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.AMPH· Amphastar Pharmaceuticals Inc.Health CareOriginal source