Live feed18:10:54·190dINSIDERFilingvia QuantisnowDirector Pfeiffer Gary M sold $270,317 worth of shares (1,482 units at $182.40), decreasing direct ownership by 5% to 29,431 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.DGX· Quest Diagnostics IncorporatedHealth CareOriginal source