0001181431-12-047291.txt : 20120823 0001181431-12-047291.hdr.sgml : 20120823 20120823180301 ACCESSION NUMBER: 0001181431-12-047291 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20120821 FILED AS OF DATE: 20120823 DATE AS OF CHANGE: 20120823 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: SOMMERS DAVID P CENTRAL INDEX KEY: 0001232882 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-26251 FILM NUMBER: 121052922 MAIL ADDRESS: STREET 1: 310 LITTETON ROAD CITY: WESTFORD STATE: MA ZIP: 01886 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: NETSCOUT SYSTEMS INC CENTRAL INDEX KEY: 0001078075 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-COMPUTER INTEGRATED SYSTEMS DESIGN [7373] IRS NUMBER: 042837575 STATE OF INCORPORATION: DE FISCAL YEAR END: 0331 BUSINESS ADDRESS: STREET 1: 310 LITTLETON ROAD CITY: WESTFORD STATE: MA ZIP: 01886 BUSINESS PHONE: 978-614-4000 MAIL ADDRESS: STREET 1: 310 LITTLETON ROAD CITY: WESTFORD STATE: MA ZIP: 01886 4 1 rrd354302.xml FORM 4 X0306 4 2012-08-21 0 0001078075 NETSCOUT SYSTEMS INC NTCT 0001232882 SOMMERS DAVID P C/O NETSCOUT SYSTEMS, INC. 310 LITTLETON ROAD WESTFORD MA 01886 0 1 0 0 Executive Vice-Chairman Restricted Stock Unit 2012-08-21 4 A 0 8278 D Common Stock 8278 51440 D Price is N/A. The restricted stock units vest in four equal annual installments beginning on August 21, 2013. Date is N/A. /s/ David P. Sommers 2012-08-23