Live feed18:55:00·21dINSIDERFilingvia QuantisnowPresident & CEO Lanigan Matthew covered exercise/tax liability with 89,549 shares and converted options into 100,188 shares, increasing direct ownership by 3% to 422,074 units (SEC Form 4) to satisfy withholding taxByQuantisnow·Wall Street's wire, on your screen.NPKI· NPK International Inc.Consumer DiscretionaryOriginal source