Live feed17:03:09·10mINSIDERFilingvia QuantisnowEVP, Engineering & Operations Zuiker Joseph R. covered exercise/tax liability with 6,689 shares, decreasing direct ownership by 2% to 271,362 units (SEC Form 4) to satisfy withholding obligationByQuantisnow·Wall Street's wire, on your screen.DDD· 3D Systems CorporationTechnologyOriginal source