Live feed18:10:19·164dINSIDERFilingvia QuantisnowSenior Vice president of Sales Spinelli Stephen M sold $764,750 worth of shares (19,000 units at $40.25), decreasing direct ownership by 95% to 928 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.NSSC· NAPCO Security Technologies Inc.TelecommunicationsOriginal source