Ticker · CUSIP 64115T104

NTCT

NETSCOUT SYS INC

Technology·Software - Infrastructure

···Share

Holders (tracked)

Combined shares

2,722,915

Combined value

$73.68M

Last close

$33.55

Quarter

2025Q4

Price is +24.0% vs the avg quarter-end implied price across tracked holders.

Price · 1Y$33.55+13.71 (+69.10%)H $33.61 · L $19.83 · Avg Vol 557K

Tracked holders · last 8 quarters

+1 vs previous quarter over the last 8.

SEC event timeline

22 events

Ken Griffin (Citadel Advisors) trimmed2026-02-17
−50,908 shares · 2025Q4
Position
T. Rowe Price added2026-02-17
+3,006 shares · 2025Q4
Position
Wellington Management trimmed2026-02-17
−24,674 shares · 2025Q4
Position
AQR Capital Management added2026-02-17
+176,722 shares · 2025Q4
Position
D.E. Shaw & Co. trimmed2026-02-17
−198,050 shares · 2025Q4
Position
Two Sigma Investments trimmed2026-02-17
−22,528 shares · 2025Q4
Position
Izzy Englander (Millennium Mgmt) trimmed2026-02-17
−713,026 shares · 2025Q4
Position
Ray Dalio (Bridgewater Associates) added2026-02-13
+62,531 shares · 2025Q4
Position
Renaissance Technologies trimmed2026-02-12
−53,500 shares · 2025Q4
Position
First Eagle Investment Management added2026-02-04
+2,300 shares · 2025Q4
Position
Paul Tudor Jones (Tudor Investment) exited2025-12-09
−133,039 shares · 2025Q3
Position
AQR Capital Management added2025-11-14
+238,485 shares · 2025Q3
Position
Izzy Englander (Millennium Mgmt) added2025-11-14
+696,643 shares · 2025Q3
Position
Two Sigma Investments trimmed2025-11-14
−36,505 shares · 2025Q3
Position
D.E. Shaw & Co. trimmed2025-11-14
−236,309 shares · 2025Q3
Position
T. Rowe Price added2025-11-14
+2,916 shares · 2025Q3
Position
Wellington Management opened position2025-11-14
+622,953 shares · 2025Q3
Position
Renaissance Technologies trimmed2025-11-13
−13,100 shares · 2025Q3
Position
Norges Bank (Norway SWF) exited2025-11-13
−63,790 shares · 2025Q3
Position
Ray Dalio (Bridgewater Associates) opened position2025-11-13
+114,631 shares · 2025Q3
Position
First Eagle Investment Management added2025-11-12
+3,000 shares · 2025Q3
Position
Norges Bank (Norway SWF) trimmed2025-11-12
−73,336 shares · 2024Q3
Position

Insider activity

No insider transactions in the last 30 days.

View full insider history for NTCT →

Follow-the-investor returns

If you'd copied each holder of NTCT…

Cost basis inferred from each manager's quarter-over-quarter position changes. Sorted by % return on the position they're still holding.

Investor	First in	Cost basis	Return	Position value today
Two Sigma Investments	2016Q1	$21.25	+57.9%	$6.9M
T. Rowe Price	2016Q1	$23.16	+44.9%	$2.4M
Ken Griffin (Citadel Advisors)	2016Q1	$24.60	+36.4%	$550K
Ken Griffin (Citadel Advisors)	2016Q1	$24.60	+36.4%	$550K
AQR Capital Management	2017Q1	$24.84	+35.1%	$38.2M
First Eagle Investment Management	2023Q3	$25.04	+34.0%	$7.1M
Izzy Englander (Millennium Mgmt)	2016Q1	$25.38	+32.2%	$1.2M
Wellington Management	2016Q1	$25.76	+30.3%	$20.1M
Ray Dalio (Bridgewater Associates)	2023Q2	$26.38	+27.2%	$5.9M
D.E. Shaw & Co.	2016Q1	$28.28	+18.6%	$6.3M
Renaissance Technologies	2016Q1	$29.29	+14.5%	$607K

Who moved on this name in 2025Q4

Position changes reported for the latest quarter, grouped by direction.

New positions0

—

Added to4

AQR Capital Management
+176,722
$4.8M
Ray Dalio (Bridgewater Associates)
+62,531
$1.7M
First Eagle Investment Management
+2,300
$62K
T. Rowe Price
+3,006
$81

Trimmed6

Izzy Englander (Millennium Mgmt)
−713,026
$19.3M
D.E. Shaw & Co.
−198,050
$5.4M
Renaissance Technologies
−53,500
$1.4M
Ken Griffin (Citadel Advisors)
−50,908
$1.4M
Wellington Management
−24,674
$668K
Two Sigma Investments
−22,528
$610K

Exited0

—

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.

Quarter	Holders	Shares	Combined value	Δ holders
2022Q1	13	16,393,624	$26.11B	—
2022Q2	13	16,862,108	$25.46B	—
2022Q3	12	14,732,654	$461.4M	-1
2022Q4	11	13,477,696	$438.1M	-1
2023Q1	12	13,542,901	$388.0M	+1
2023Q2	14	13,605,263	$421.1M	+2
2023Q3	15	14,586,626	$408.7M	+1
2023Q4	11	13,889,601	$304.9M	-4
2024Q1	11	13,749,399	$300.3M	—
2024Q2	13	15,856,069	$290.0M	+2
2024Q3	10	3,481,982	$75.7M	-3
2024Q4	11	2,785,559	$60.3M	+1
2025Q1	10	2,692,565	$56.6M	-1
2025Q2	11	2,629,278	$65.2M	+1
2025Q3	10	3,524,642	$90.9M	-1
2025Q4	11	2,722,915	$73.7M	+1

Who owns NTCT

11 super-investors · 2025Q4

Tracked stake

2.72M

Combined value

$74M

% of shares outstanding

—

shares-out unknown

Quarter action mix

Added4Trim7

#	Manager	Shares	Value	% of book	Last action
1	AQR Capital Management	1.14M	$31M	0.0%	Added+176.7K
2	Wellington Management	598.3K	$16M	0.0%	Trim−24.7K
3	First Eagle Investment Management	211.5K	$6M	0.0%	Added+2.3K
4	Two Sigma Investments	205.4K	$6M	0.0%	Trim−22.5K
5	D.E. Shaw & Co.	188.1K	$5M	0.0%	Trim−198.1K
6	Ray Dalio Bridgewater Associates	177.2K	$5M	0.0%	Added+62.5K
7	T. Rowe Price	71.0K	$2M	0.0%	Added+3.0K
8	Ken Griffin Citadel Advisors	62.8K	$2M	0.0%	Trim−50.9K
9	Izzy Englander Millennium Mgmt	34.8K	$942K	0.0%	Trim−713.0K
10	Renaissance Technologies	18.1K	$490K	0.0%	Trim−53.5K
11	Ken Griffin Citadel Advisors	16.4K	$444K	0.0%	Trim−50.9K

Recent moves

20 transactions

ADDT. Rowe Price
+3,006 · 2025Q4
TRIMTwo Sigma Investments
−22,528 · 2025Q4
TRIMIzzy Englander (Millennium Mgmt)
−713,026 · 2025Q4
ADDAQR Capital Management
+176,722 · 2025Q4
TRIMWellington Management
−24,674 · 2025Q4
TRIMD.E. Shaw & Co.
−198,050 · 2025Q4
TRIMKen Griffin (Citadel Advisors)
−50,908 · 2025Q4
ADDRay Dalio (Bridgewater Associates)
+62,531 · 2025Q4
TRIMRenaissance Technologies
−53,500 · 2025Q4
ADDFirst Eagle Investment Management
+2,300 · 2025Q4
SOLDPaul Tudor Jones (Tudor Investment)
−133,039 · 2025Q3
TRIMD.E. Shaw & Co.
−236,309 · 2025Q3
NEWWellington Management
+622,953 · 2025Q3
TRIMTwo Sigma Investments
−36,505 · 2025Q3
ADDIzzy Englander (Millennium Mgmt)
+696,643 · 2025Q3
ADDT. Rowe Price
+2,916 · 2025Q3
ADDAQR Capital Management
+238,485 · 2025Q3
SOLDNorges Bank (Norway SWF)
−63,790 · 2025Q3
TRIMRenaissance Technologies
−13,100 · 2025Q3
NEWRay Dalio (Bridgewater Associates)
+114,631 · 2025Q3

Embed this chart

Paste this iframe anywhere to embed the live NTCT chart.

<iframe src="https://openstocks.me/embed/stocks/NTCT" width="100%" height="480" frameborder="0" loading="lazy" title="NTCT chart by OpenStocks" style="border:0;border-radius:12px;background:transparent"></iframe>

Preview: https://openstocks.me/embed/stocks/NTCT

Explore related topics