Live feed16:23:01·422dINSIDERFilingvia QuantisnowEVP, Engineering & Operations Zuiker Joseph R. covered exercise/tax liability with 5,356 shares, decreasing direct ownership by 2% to 211,142 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.DDD· 3D Systems CorporationTechnologyOriginal source