Live feed17:00:13·370dINSIDERFilingvia QuantisnowEVP, World-Wide Sales Downing John converted options into 5,400 shares and covered exercise/tax liability with 1,591 shares, increasing direct ownership by 3% to 139,732 units (SEC Form 4)ByQuantisnow·Wall Street's wire, on your screen.NTCT· NetScout Systems Inc.TechnologyOriginal source