Live feed16:15:07·1dINSIDERFilingvia 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 132,930 units (SEC Form 4) (withholding obligation)ByQuantisnow·Wall Street's wire, on your screen.NTCT· NetScout Systems Inc.TechnologyOriginal source