Annual Meeting & Related Materials

For NETSCOUT’s Stockholders:

The 2026 Annual Meeting of Stockholders of NETSCOUT SYSTEMS, INC. (the “Annual Meeting”) will be held on Wednesday, September 9, 2026, at 10:00 a.m. local time at NETSCOUT SYSTEMS, INC., 310 Littleton Road, Westford, Massachusetts 01886, for the following purposes:

  1. To elect three class III Directors nominated by our Board of Directors, each to serve for a three-year term or until their successors are elected and qualified.
  2. To approve, on an advisory basis, the compensation of our named executive officers.
  3. To approve the NetScout Systems, Inc. 2019 Equity Incentive Plan as amended.
  4. To approve the NetScout Systems, Inc. Amended and Restated 2011 Employee Stock Purchase Plan, as amended; and
  5. To ratify the appointment of KPMG LLP as our independent registered public accounting firm for the fiscal year ending March 31,2027.

Note: Your proxy holder will vote on any other business properly brought before the Annual Meeting.

Stockholders of record at the close of business on July 13, 2026, the record date for determining stockholders entitled to vote at the Annual Meeting, will be entitled to vote at the meeting and any adjournments.

We are mailing our stockholders a Notice of Internet Availability of Proxy Materials, or Notice, instead of a paper copy of our proxy statement and our Annual Report to Stockholders for the fiscal year ended March 31, 2026 (our “2026 Annual Report”). Stockholders who have requested a paper copy of our proxy materials will continue to receive them by mail. The Notice contains instructions on how to access those documents over the internet and how to request a paper copy of our proxy statement, our 2026 Annual Report, and a form of proxy card or voting instruction card.

To view the Annual Meeting materials (Proxy statement and 2026 Annual Report), click here.