NETSCOUT SYSTEMS INC

For the period ended Dec 31, 2025. Filed Feb 5, 2026.

About this filing

A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Dec 31, 2025 · Filed Feb 5, 2026

NTCT$32.47+3.0%Stored close · as of Nov 9, 2026

Extracted filing text, with the paragraph anchors used by the comparison.

See the whole filing, with its images and exhibits

Contents

Item 5. Other Information

Insider Adoption or Termination of Trading Arrangements:

During the fiscal quarter ended December 31, 2025, none of our directors or officers adopted orterminated a "Rule 10b5-1 trading arrangement" or "non-Rule 10b5-1 trading arrangement," as those terms are defined in Regulation S-K, Item 408, except as described in the table below:

Name & Title	Date Adopted	Character of Trading Arrangement(1)	Aggregate Number of Shares of Common Stock to be Purchased or Sold Pursuant to Trading Arrangement	Duration(2)	Date Terminated
John Downing, Executive Vice President, Worldwide Sales Operations	November 11, 2025(3)	Rule 10b5-1 Trading Arrangement	Up to 32,000 shares to be sold	February 26, 2027	N/A
Alfred Grasso, Director	November 12, 2025	Rule 10b5-1 Trading Arrangement	Up to 5,000 shares to be sold	March 15, 2027	N/A

(1) Each trading arrangement marked as a "Rule 10b5-1 Trading Arrangement" is intended to satisfy the affirmative defense of Rule 10b5-1(c), as amended (the "Rule").

(2) Represents the expiration date of the Rule 10b5-1 Trading Arrangement. Pursuant to the terms of the Rule 10b5-1 Trading Arrangement, the Rule 10b5-1 Trading Arrangement may terminate earlier upon the occurrence of certain events.

(3) There are no overlapping transactions between Mr. Downing’s 10b5-1 trading arrangement adopted on November 11, 2025 and his arrangement adopted on February 20, 2025.

ContentsView on SEC.gov

The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.