Live feed16:34:24·8mINSIDERFilingvia QuantisnowPresident and CEO Lynch G Patrick exercised 16,072 shares at a strike of $6.70 and sold $128,523 worth of shares (16,072 units at $8.00) (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.NTIC· Northern Technologies International CorporationIndustrialsOriginal source