Live feed16:32:31·1304dINSIDERFilingvia QuantisnowSEC Form 4: Greenfield Andrew J covered exercise/tax liability with 1,548 shares, decreasing direct ownership by 3% to 47,607 units (for tax liability)ByQuantisnow·Wall Street's wire, on your screen.ABMD· ABIOMED Inc.Health CareOriginal source