NETSCOUT SYSTEMS INC — Director's Dealing 2013

Jun 11, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: NETSCOUT SYSTEMS INC (NTCT)
CIK: 0001078075
Period of Report: 2013-06-09

Reporting Person: SINGHAL ANIL K (Director, Chief Executive Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2013-06-09	Common Stock	M	19055	—	Acquired	52904	Direct
2013-06-09	Common Stock	F	7201	$24.35	Disposed	45703	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2013-06-09	Restricted Stock Unit	$	M	19055	Disposed		Common Stock (19055)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	2169633	Indirect

Footnotes

F1: The shares of Common Stock were acquired upon the vesting of certain Restricted Stock Units previously granted to the reporting person.

F2: Price is N/A.

F3: The shares of Common Stock were withheld to satisfy the reporting person's tax withholding obligation upon the vesting of restricted stock units.

F4: Represents the closing price of the Company's Common Stock on June 7, 2013.

F5: The shares of Common Stock are beneficially owned by various trusts for the benefit of the reporting person and his spouse.

F6: Date is N/A.