Live feed16:23:03·779dINSIDERFilingvia QuantisnowBuchel Kevin S sold $2,018,050 worth of shares (50,000 units at $40.36), decreasing direct ownership by 44% to 62,739 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.NSSC· NAPCO Security Technologies Inc.TelecommunicationsOriginal source