Live feed20:17:32·42dINSIDERFilingvia QuantisnowVP, Finance & CAO Busch Matthew C. covered exercise/tax liability with 41 shares, decreasing direct ownership by 0.94% to 4,344 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.AMGN· Amgen Inc.Health CareOriginal source