Live feed21:20:03·2dINSIDERFilingvia QuantisnowDirector Lee Howard covered exercise/tax liability with 769 shares and was granted 8,143 shares, increasing direct ownership by 5% to 159,350 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.AMPH· Amphastar Pharmaceuticals Inc.Health CareOriginal source