Live feed12:46:50·190dINSIDERFilingvia QuantisnowDirector Welsh Mark A Iii sold $54,716 worth of shares (97 units at $564.08), decreasing direct ownership by 2% to 4,281 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.NOC· Northrop Grumman CorporationIndustrialsOriginal source