NTCT · Netscout Systems Inc · Insider Trading

$40.33 +0.15 (+0.37%)

S&P 600 member Russell 2000 member Rebalance outlook locked

Market Cap

$2.87B

72.71M

Volume · Oct 1 490.76K Avg daily vol (3M) 612.09K

Trades by corporate insiders — officers, directors and holders of more than 10% of the shares — disclosed to the SEC on Forms 4 and 5. Form 3 supplies initial ownership rather than a trade; Form 4 must be filed within two business days of the trade.

Query insider transactions through the insider trading API or MCP →

Insider Sentiment Score

Peer-relative 0–100 rank of how aggressively insiders accumulated over the trailing 90 days. See the full ranking.

Net buyers

-1

Net shares bought

-0.01%

Net buy value

-$150,800

Date	Insider	Role	Type	Security	Shares	Price	Value	After
2026-09-11	Perretta Christopher	Director	Sell↓ Filing footnotes — Common Stock (Direct) The shares of Common Stock were sold pursuant to a 10b5-1 plan adopted by the Reporting Person on May 28, 2026.	Common Stock	7,000	$38.00	$266,000	40,866
2026-09-10	Perretta Christopher	Director	Convert↑ Filing footnotes — Common Stock (Direct) 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.	Common Stock	7,000	—	—	47,866
2026-09-10	HADZIMA JOSEPH G JR	Director	Convert↑ Filing footnotes — Common Stock (Direct) 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.	Common Stock	7,000	—	—	125,185
2026-09-10	VITALE VIVIAN M	Director	Convert↓ Filing footnotes — Restricted Stock Unit (Direct) Price is N/A. 09/10/2026 Date is N/A.	Restricted Stock Unit	7,000	—	—	7,000
2026-09-10	HADZIMA JOSEPH G JR	Director	Convert↓ Filing footnotes — Restricted Stock Unit (Direct) Price is N/A. 09/10/2026 Date is N/A.	Restricted Stock Unit	7,000	—	—	7,000
2026-09-10	Pelage Marlene	Director	Convert↑ Filing footnotes — Common Stock (Direct) 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.	Common Stock	7,000	—	—	25,085
2026-09-10	DONAHUE ROBERT E	Director	Convert↓ Filing footnotes — Restricted Stock Unit (Direct) Price is N/A. 09/10/2026 Date is N/A.	Restricted Stock Unit	7,000	—	—	7,000
2026-09-10	Nash Shannon	Director	Convert↑ Filing footnotes — Common Stock (Indirect) 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 are held by trust for which Ms. Nash and her spouse serve as co-trustees.	Common Stock (I)	7,000	—	—	25,085
2026-09-10	DONAHUE ROBERT E	Director	Convert↑ Filing footnotes — Common Stock (Direct) 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.	Common Stock	7,000	—	—	73,977
2026-09-10	Grasso Alfred	Director	Convert↑ Filing footnotes — Common Stock (Direct) 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.	Common Stock	7,000	—	—	42,000
2026-09-10	Nash Shannon	Director	Convert↓ Filing footnotes — Restricted Stock Unit (Direct) Price is N/A. 09/10/2026 Date is N/A.	Restricted Stock Unit	7,000	—	—	7,000
2026-09-10	VITALE VIVIAN M	Director	Convert↑ Filing footnotes — Common Stock (Direct) 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.	Common Stock	7,000	—	—	52,970
2026-09-10	EGAN JOHN R	Director	Convert↓ Filing footnotes — Restricted Stock Unit (Direct) Price is N/A. 09/10/2026 Date is N/A.	Restricted Stock Unit	7,000	—	—	7,000
2026-09-10	Perretta Christopher	Director	Convert↓ Filing footnotes — Restricted Stock Unit (Direct) Price is N/A. 09/10/2026 Date is N/A.	Restricted Stock Unit	7,000	—	—	7,000
2026-09-10	Grasso Alfred	Director	Convert↓ Filing footnotes — Restricted Stock Unit (Direct) Price is N/A. 09/10/2026 Date is N/A.	Restricted Stock Unit	7,000	—	—	7,000
2026-09-10	EGAN JOHN R	Director	Convert↑ Filing footnotes — Common Stock (Direct) 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.	Common Stock	7,000	—	—	112,740
2026-09-10	Pelage Marlene	Director	Convert↓ Filing footnotes — Restricted Stock Unit (Direct) Price is N/A. 09/10/2026 Date is N/A.	Restricted Stock Unit	7,000	—	—	7,000
2026-09-09	EGAN JOHN R	Director	Award↑ Filing footnotes — Restricted Stock Unit (Direct) Price is N/A. All of the Restricted Stock Units vest on the first anniversary of the date of grant, provided that the reporting person attends at least 75% of the meetings, collectively, of the Board and any committee of the Board of which the reporting person is a member which are held during the corporation's 2027 fiscal year; provided that, in the event that the attendance requirements are not met, the Restricted Stock Units will not become vested until 09/09/2029; subject, in each case, to the reporting person's continuous service with the corporation through the applicable vesting date. Date is N/A.	Restricted Stock Unit	7,000	—	—	14,000
2026-09-09	DONAHUE ROBERT E	Director	Award↑ Filing footnotes — Restricted Stock Unit (Direct) Price is N/A. All of the Restricted Stock Units vest on the first anniversary of the date of grant, provided that the reporting person attends at least 75% of the meetings, collectively, of the Board and any committee of the Board of which the reporting person is a member which are held during the corporation's 2027 fiscal year; provided that, in the event that the attendance requirements are not met, the Restricted Stock Units will not become vested until 09/09/2029; subject, in each case, to the reporting person's continuous service with the corporation through the applicable vesting date. Date is N/A.	Restricted Stock Unit	7,000	—	—	14,000
2026-09-09	VITALE VIVIAN M	Director	Award↑ Filing footnotes — Restricted Stock Unit (Direct) Price is N/A. All of the Restricted Stock Units vest on the first anniversary of the date of grant, provided that the reporting person attends at least 75% of the meetings, collectively, of the Board and any committee of the Board of which the reporting person is a member which are held during the corporation's 2027 fiscal year; provided that, in the event that the attendance requirements are not met, the Restricted Stock Units will not become vested until 09/09/2029; subject, in each case, to the reporting person's continuous service with the corporation through the applicable vesting date. Date is N/A.	Restricted Stock Unit	7,000	—	—	14,000
2026-09-09	HADZIMA JOSEPH G JR	Director	Award↑ Filing footnotes — Restricted Stock Unit (Direct) Price is N/A. All of the Restricted Stock Units vest on the first anniversary of the date of grant, provided that the reporting person attends at least 75% of the meetings, collectively, of the Board and any committee of the Board of which the reporting person is a member which are held during the corporation's 2027 fiscal year; provided that, in the event that the attendance requirements are not met, the Restricted Stock Units will not become vested until 09/09/2029; subject, in each case, to the reporting person's continuous service with the corporation through the applicable vesting date. Date is N/A.	Restricted Stock Unit	7,000	—	—	14,000
2026-09-09	Grasso Alfred	Director	Award↑ Filing footnotes — Restricted Stock Unit (Direct) Price is N/A. All of the Restricted Stock Units vest on the first anniversary of the date of grant, provided that the reporting person attends at least 75% of the meetings, collectively, of the Board and any committee of the Board of which the reporting person is a member which are held during the corporation's 2027 fiscal year; provided that, in the event that the attendance requirements are not met, the Restricted Stock Units will not become vested until 09/09/2029; subject, in each case, to the reporting person's continuous service with the corporation through the applicable vesting date. Date is N/A.	Restricted Stock Unit	7,000	—	—	14,000
2026-09-09	Perretta Christopher	Director	Award↑ Filing footnotes — Restricted Stock Unit (Direct) Price is N/A. All of the Restricted Stock Units vest on the first anniversary of the date of grant, provided that the reporting person attends at least 75% of the meetings, collectively, of the Board and any committee of the Board of which the reporting person is a member which are held during the corporation's 2027 fiscal year; provided that, in the event that the attendance requirements are not met, the Restricted Stock Units will not become vested until 09/09/2029; subject, in each case, to the reporting person's continuous service with the corporation through the applicable vesting date. Date is N/A.	Restricted Stock Unit	7,000	—	—	14,000
2026-09-09	Nash Shannon	Director	Award↑ Filing footnotes — Restricted Stock Unit (Direct) Price is N/A. All of the Restricted Stock Units vest on the first anniversary of the date of grant, provided that the reporting person attends at least 75% of the meetings, collectively, of the Board and any committee of the Board of which the reporting person is a member which are held during the corporation's 2027 fiscal year; provided that, in the event that the attendance requirements are not met, the Restricted Stock Units will not become vested until 09/09/2029; subject, in each case, to the reporting person's continuous service with the corporation through the applicable vesting date. Date is N/A.	Restricted Stock Unit	7,000	—	—	14,000
2026-09-09	Pelage Marlene	Director	Award↑ Filing footnotes — Restricted Stock Unit (Direct) Price is N/A. All of the Restricted Stock Units vest on the first anniversary of the date of grant, provided that the reporting person attends at least 75% of the meetings, collectively, of the Board and any committee of the Board of which the reporting person is a member which are held during the corporation's 2027 fiscal year; provided that, in the event that the attendance requirements are not met, the Restricted Stock Units will not become vested until 09/09/2029; subject, in each case, to the reporting person's continuous service with the corporation through the applicable vesting date. Date is N/A.	Restricted Stock Unit	7,000	—	—	14,000
2026-08-25	SZABADOS MICHAEL	Director	Sell↓	Common Stock	4,000	$37.70	$150,800	41,654
2026-08-25	Munshi Sanjay	Chief Operating Officer	Tax↓ Filing footnotes — Common Stock (Direct) 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 August 24, 2026.	Common Stock	731	$37.81	$27,639	8,998
2026-08-25	Piazza Anthony John	EVP & Chief Financial Officer	Tax↓ Filing footnotes — Common Stock (Direct) 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 August 24, 2026.	Common Stock	737	$37.81	$27,866	29,517
2026-08-25	Piazza Anthony John	EVP & Chief Financial Officer	Convert↑ Filing footnotes — Common Stock (Direct) 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.	Common Stock	2,500	—	—	30,254
2026-08-25	Munshi Sanjay	Chief Operating Officer	Convert↑ Filing footnotes — Common Stock (Direct) 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.	Common Stock	3,000	—	—	9,729
2026-08-25	Munshi Sanjay	Chief Operating Officer	Convert↓ Filing footnotes — Restricted Stock Unit (Direct) Price is N/A. August 25, 2026 Date is N/A.	Restricted Stock Unit	3,000	—	—	34,410
2026-08-25	Piazza Anthony John	EVP & Chief Financial Officer	Convert↓ Filing footnotes — Restricted Stock Unit (Direct) Price is N/A. August 25, 2026 Date is N/A.	Restricted Stock Unit	2,500	—	—	38,300
2026-08-17	Munshi Sanjay	Chief Operating Officer	Sell↓ Filing footnotes — Common Stock (Direct) The shares of Common Stock were sold pursuant to a 10b5-1 plan adopted by the Reporting Person on September 3, 2025.	Common Stock	2,269	$39.27	$89,104	6,729
2026-08-11	DOWNING JOHN	EVP, World-Wide Sales	Sell↓ Filing footnotes — Common Stock (Direct) The shares of Common Stock were sold pursuant to a 10b5-1 plan adopted by the Reporting Person on November 11, 2025. The shares sold on this date were sold in multiple transactions. This price is the weighted average sales price per share; the actual sales price per share ranged from $37.99 to $38.91. The reporting person undertakes to provide to NetScout Systems, Inc., any security holder of NetScout Systems, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.	Common Stock	8,000	$38.41	$307,280	127,809
2026-06-19	SZABADOS MICHAEL	Director	Convert↓ Filing footnotes — Performance Stock Unit (Direct) Price is N/A. The performance stock units shall vest in a range of 0% to 100% upon the determination of the Compensation Committee of the Board of the attainment of the required relative total shareholder return over the 36-month period commencing on June 15, 2023, and ending on June 14, 2026. Date is N/A. On June 15, 2023, the Reporting Person was granted 16,800 performance stock units (the "Prior PSUs"), which shall vest in a range of 0% to 100% upon the determination of the Compensation Committee of the Board of the attainment of the required relative total shareholder return over the 36-month period commencing on June 15, 2023, and ending on June 14, 2026. On June 19, 2026, the Compensation Committee of the Board determined that 36% of the Prior PSUs shall vest. Reflects the number of performance stock units ("PSUs") held by the Reporting Person after the forfeiture of unachieved PSUs.	Performance Stock Unit	6,048	—	—	16,800
2026-06-19	Watt Eric Todd	Chief Accounting Officer	Award↑ Filing footnotes — Restricted Stock Unit (Direct) Price is N/A. The restricted stock units vest in four equal annual installments with the first installment vesting on June 19, 2027. Date is N/A.	Restricted Stock Unit	10,000	—	—	21,250
2026-06-19	DOWNING JOHN	EVP, World-Wide Sales	Tax↓ Filing footnotes — Common Stock (Direct) The shares of Common Stock were withheld to satisfy the reporting person's tax withholding obligation upon the vesting of performance stock units. Represents the closing price of the Company's Common Stock on June 18, 2026.	Common Stock	2,305	$39.67	$91,439	135,809
2026-06-19	DOWNING JOHN	EVP, World-Wide Sales	Convert↓ Filing footnotes — Performance Stock Unit (Direct) Price is N/A. The performance stock units shall vest in a range of 0% to 100% upon the determination of the Compensation Committee of the Board of the attainment of the required relative total shareholder return over the 36-month period commencing on June 15, 2023, and ending on June 14, 2026. Date is N/A. On June 15, 2023, the Reporting Person was granted 14,400 performance stock units (the "Prior PSUs"), which shall vest in a range of 0% to 100% upon the determination of the Compensation Committee of the Board of the attainment of the required relative total shareholder return over the 36-month period commencing on June 15, 2023, and ending on June 14, 2026. On June 19, 2026, the Compensation Committee of the Board determined that 36% of the Prior PSUs shall vest. Reflects the number of performance stock units ("PSUs") held by the Reporting Person after the forfeiture of unachieved PSUs.	Performance Stock Unit	5,184	—	—	43,200
2026-06-19	SINGHAL ANIL K	Director, President & CEO	Convert↑ Filing footnotes — Common Stock (Direct) The shares of Common Stock were acquired upon the vesting of certain performance stock units previously granted to the reporting person. Price is N/A.	Common Stock	10,368	—	—	459,643
2026-06-19	SINGHAL ANIL K	Director, President & CEO	Convert↓ Filing footnotes — Performance Stock Unit (Direct) Price is N/A. The performance stock units shall vest in a range of 0% to 100% upon the determination of the Compensation Committee of the Board of the attainment of the required relative total shareholder return over the 36-month period commencing on June 15, 2023, and ending on June 14, 2026. Date is N/A. On June 15, 2023, the Reporting Person was granted 28,800 performance stock units (the "Prior PSUs"), which shall vest in a range of 0% to 100% upon the determination of the Compensation Committee of the Board of the attainment of the required relative total shareholder return over the 36-month period commencing on June 15, 2023, and ending on June 14, 2026. On June 19, 2026, the Compensation Committee of the Board determined that 36% of the Prior PSUs shall vest. Reflects the number of performance stock units ("PSUs") held by the Reporting Person after the forfeiture of unachieved PSUs.	Performance Stock Unit	10,368	—	—	86,400
2026-06-19	SZABADOS MICHAEL	Director	Tax↓ Filing footnotes — Common Stock (Direct) The shares of Common Stock were withheld to satisfy the reporting person's tax withholding obligation upon the vesting of performance stock units. Represents the closing price of the Company's Common Stock on June 18, 2026.	Common Stock	1,782	$39.67	$70,692	45,654
2026-06-19	DOWNING JOHN	EVP, World-Wide Sales	Convert↑ Filing footnotes — Common Stock (Direct) The shares of Common Stock were acquired upon the vesting of certain performance stock units previously granted to the reporting person. Price is N/A.	Common Stock	5,184	—	—	138,114
2026-06-19	SZABADOS MICHAEL	Director	Convert↑ Filing footnotes — Common Stock (Direct) The shares of Common Stock were acquired upon the vesting of certain performance stock units previously granted to the reporting person. Price is N/A.	Common Stock	6,048	—	—	47,436
2026-06-19	SINGHAL ANIL K	Director, President & CEO	Tax↓ Filing footnotes — Common Stock (Direct) The shares of Common Stock were withheld to satisfy the reporting person's tax withholding obligation upon the vesting of performance stock units. Represents the closing price of the Company's Common Stock on June 18, 2026.	Common Stock	4,609	$39.67	$182,839	455,034
2026-06-15	SZABADOS MICHAEL	Director	Tax↓ Filing footnotes — Common Stock (Direct) 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 12, 2026.	Common Stock	1,856	$41.42	$76,876	41,388
2026-06-15	Munshi Sanjay	Chief Operating Officer	Convert↓ Filing footnotes — Restricted Stock Unit (Direct) Price is N/A. June 15, 2026 Date is N/A.	Restricted Stock Unit	2,400	—	—	37,410
2026-06-15	DOWNING JOHN	EVP, World-Wide Sales	Convert↑ Filing footnotes — Common Stock (Direct) 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.	Common Stock	5,400	—	—	134,521
2026-06-15	Piazza Anthony John	EVP & Chief Financial Officer	Convert↑ Filing footnotes — Common Stock (Direct) 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.	Common Stock	2,000	—	—	28,343
2026-06-15	DOWNING JOHN	EVP, World-Wide Sales	Tax↓ Filing footnotes — Common Stock (Direct) 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 12, 2026.	Common Stock	1,591	$41.42	$65,899	132,930
2026-06-15	SZABADOS MICHAEL	Director	Convert↓ Filing footnotes — Restricted Stock Unit (Direct) Price is N/A. June 15, 2026 Date is N/A.	Restricted Stock Unit	6,300	—	—	26,775

Legend Buy — open-market purchase Sell — open-market sale ↑ Shares acquired ↓ Shares disposed (gift, conversion, tax…)

Showing 1–50 of 618 transactions

Key facts CIK 1078075 CUSIP 64115T104 13F (30d) 8 filings 8 filers Visit website Investor relations