| Date Filed | Type | Description |
| 02/12/2016 |
SC 13G/A
| SINGHAL ANIL K reports a 1.6% stake in NetScout Systems, Inc. |
| 02/17/2015 |
SC 13G/A
| SINGHAL ANIL K reports a 2.8% stake in NetScout Systems, Inc. |
| 02/14/2014 |
SC 13G/A
| SINGHAL ANIL K reports a 4.4% stake in NetScout Systems, Inc. |
| 02/14/2013 |
SC 13G/A
| SINGHAL ANIL K reports a 4.5% stake in NetScout Systems, Inc. |
| 02/14/2012 |
SC 13G/A
| Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend] |
| 02/14/2011 |
SC 13G/A
| Form SC 13G - Statement of acquisition of beneficial ownership by individuals [amend] |
| 02/16/2010 |
SC 13G/A
| Form SC 13G - Statement of acquisition of beneficial ownership by individuals [amend] |
| 02/17/2009 |
SC 13G/A
| Form SC 13G - Statement of acquisition of beneficial ownership by individuals [amend] |
| 02/14/2008 |
SC 13G/A
| SINGHAL ANIL K reports a 7.2% stake in NetScout Systems, Inc. |
| 02/14/2007 |
SC 13G/A
| SINGHAL ANIL K reports a 9.2% stake in NetScout Systems, Inc. |
| 02/10/2006 |
SC 13G/A
| SINGHAL ANIL K reports a 9.4% stake in NetScout Systems, Inc. |
| 02/17/2005 |
SC 13G/A
| SINGHAL ANIL K reports a 9.7% stake in NetScout Systems, Inc. |
| 02/12/2004 |
SC 13G/A
| SINGHAL ANIL K reports a 11.1% stake in NetScout Systems, Inc. |
| 02/13/2003 |
SC 13G/A
| SINGHAL ANIL K reports a 11% stake in NetScout Systems, Inc. |
| 02/14/2002 |
SC 13G/A
| SINGHAL ANIL K reports a 11.1% stake in NETSCOUT SYSTEMS, INC. |
| 02/14/2001 |
SC 13G/A
| SINGHAL ANIL K reports a 9.9% stake in NetScout Systems, Inc. |
| 02/10/2000 |
SC 13G
| SINGHAL ANIL K reports a 21.5% stake in NetScout Systems, Inc. |