CFO at NETSCOUT (NASDAQ: NTCT) gains 2,400 shares from RSU vesting

Rhea-AI Filing Summary

NETSCOUT SYSTEMS INC EVP & Chief Financial Officer Anthony John Piazza reported routine equity compensation activity. On June 6, 2026, restricted stock units covering 2,400 shares of Common Stock vested, and he acquired the same number of shares at a stated price of $0.00 per share.

To cover related tax obligations upon this vesting, 705 shares of Common Stock were withheld, based on the closing price of $40.59 on June 5, 2026. Following these transactions, he directly holds 26,343 shares of Common Stock.

Insider Trade Summary

2,400 shares exercised/converted

Mixed 3 txns

Insider Piazza Anthony John

Role EVP & Chief Financial Officer

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Unit	2,400	$0.00	--
Exercise	Common Stock	2,400	$0.00	--
Tax Withholding	Common Stock	705	$40.59	$29K

Holdings After Transaction: Restricted Stock Unit — 42,800 shares (Direct, null); Common Stock — 27,048 shares (Direct, null)

Footnotes (1)

1. The shares of Common Stock were acquired upon the vesting of certain restricted stock units previously granted to the reporting person. Price is N/A. The shares of Common Stock were withheld to satisfy the reporting person's tax withholding obligation upon the vesting of restricted stock units. Represents the closing price of the Company's Common Stock on June 5, 2026. June 6, 2026 Date is N/A.

Key Figures

RSU shares vested: 2,400 shares Shares withheld for tax: 705 shares Post-transaction holdings: 26,343 shares +2 more

5 metrics

RSU shares vested 2,400 shares Restricted Stock Units converted to Common Stock on June 6, 2026

Shares withheld for tax 705 shares Common Stock withheld to satisfy tax obligations on RSU vesting

Post-transaction holdings 26,343 shares Common Stock directly owned after June 6, 2026 transactions

Price reference for withholding $40.59 per share Closing price of Common Stock on June 5, 2026

Holdings after RSU exercise 27,048 shares Common Stock directly owned immediately after RSU exercise, before tax withholding

Key Terms

Restricted Stock Unit, tax withholding obligation, derivative security

3 terms

Restricted Stock Unit financial

"The shares of Common Stock were acquired upon the vesting of certain restricted stock units previously granted to the reporting person."

A restricted stock unit is a promise from a company to give an employee shares of stock after certain conditions are met, like staying with the company for a set amount of time. It’s like earning a bonus that turns into company stock once you’ve proven your commitment, making it a way to motivate and reward employees.

tax withholding obligation financial

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

derivative security financial

"Exercise or conversion of derivative security"

A derivative security is a financial contract whose value comes from the price or performance of something else, such as a stock, bond, commodity, or market index. For investors it acts like an insurance policy or a wager: it can be used to protect against losses, lock in prices, or amplify gains and losses, so it can change a portfolio’s risk and potential return without owning the underlying asset directly.

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Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Piazza Anthony John

(Last) (First) (Middle)

C/O NETSCOUT SYSTEMS, INC.

310 LITTLETON ROAD

(Street)

WESTFORD MASSACHUSETTS 01886

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
NETSCOUT SYSTEMS INC [ NTCT ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP & Chief Financial Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/06/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	06/06/2026		M(1)		2,400	A	(2)	27,048	D
Common Stock	06/06/2026		F(3)		705	D	$40.59(4)	26,343	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Unit	(2)	06/06/2026		M			2,400	(5)	(6)	Common Stock	2,400	(2)	42,800	D

Explanation of Responses:

1. The shares of Common Stock were acquired upon the vesting of certain restricted stock units previously granted to the reporting person.

2. Price is N/A.

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

4. Represents the closing price of the Company's Common Stock on June 5, 2026.

5. June 6, 2026

6. Date is N/A.

	/s/ Anthony Piazza	06/09/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What did NETSCOUT (NTCT) CFO Anthony John Piazza report in this Form 4?

Anthony John Piazza reported vesting of restricted stock units into 2,400 NETSCOUT common shares. As part of this compensation event, some shares were withheld for taxes, and his direct ownership following the transactions totaled 26,343 common shares.

How many NETSCOUT (NTCT) shares vested for the CFO on June 6, 2026?

On June 6, 2026, restricted stock units for 2,400 shares of NETSCOUT common stock vested for CFO Anthony John Piazza. These shares were acquired at a stated conversion price of $0.00 per share as part of an equity compensation arrangement.

Why were 705 NETSCOUT (NTCT) shares disposed of in this filing?

The Form 4 shows a disposition of 705 NETSCOUT common shares coded as tax withholding. These shares were withheld to satisfy Piazza’s tax withholding obligations arising from the restricted stock unit vesting, not as an open-market sale transaction.

What is the NETSCOUT (NTCT) CFO’s shareholding after these transactions?

After the June 6, 2026 vesting and tax withholding transactions, Anthony John Piazza directly holds 26,343 shares of NETSCOUT common stock. This figure reflects his post-transaction ownership position disclosed in the Form 4 filing data.

Was there an open-market buy or sell of NETSCOUT (NTCT) shares in this Form 4?

No open-market buy or sell is reported. The filing shows restricted stock units vesting into 2,400 shares and a 705-share tax-withholding disposition, both typical compensation and tax events rather than discretionary market trades.