Live feed16:19:18·264dINSIDERFilingvia QuantisnowVP & President, Ind. Solutions Briggs Lori sold $116,352 worth of shares (10,108 units at $11.51), decreasing direct ownership by 4% to 242,513 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.NPKI· NPK International Inc.Consumer DiscretionaryOriginal source