Netscout Systems NTCT Institutional Ownership

NASDAQ NTCT

$39.00 -0.41 (-1.04%)

At close: Sep 29, 2026 · 4:00 PM EDT

Institutions by Trading Activity

313 Institutions

Increased 166 53.0%

Unchanged 51 16.3%

Reduced 96 30.7%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

96.20%

▲+4.29 pp QoQ

Shares Held by Institutions

69.47Mn

of 72.21Mn outstanding

▲+6.27% QoQ

Shares Outstanding

72.21Mn

2.74Mn held outside 13F filers

Institutional Investors

313

filed 13F for Jun 2026

▲+28 vs prior quarter

Net Shares Added (QoQ)

+4.10Mn

accumulated since last quarter

Value of Holdings

$2.74Bn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

Netscout Systems Inc (NASDAQ:NTCT) appears in 313 institutional 13F filings for the quarter ending June 2026.

These investors held 96.2% of outstanding shares in June 2026, up from 91.9% in March 2026.
Their total shares held in NTCT increased 6.27% quarter over quarter, and separately, investors owning Netscout Systems increased 30.42% from a year ago.
Activity in NTCT broke down as 166 buyers, 96 sellers, and 51 unchanged among 313 total holders.
Altogether, these fund groups held 69.47Mn shares in NTCT by June 2026, up by 4.1Mn shares quarter on quarter, and up 6.68Mn shares year over year.
As of June 30, 2026, the biggest holder of Netscout Systems is BlackRock, Inc. at 11.44Mn shares, representing 15.84% of shares outstanding.
Leading buyers of Netscout Systems shares for the quarter ending June 2026 were Sixth Street Partners Management Company, L.P. (1.0Mn), ACADIAN ASSET MANAGEMENT LLC (561.84K), Ameriprise Financial Inc (456.44K), LSV ASSET MANAGEMENT (416.2K), MILLENNIUM MANAGEMENT LLC (363.61K).
The largest sales of NTCT for the quarter ending June 2026 came from SG Americas Securities, LLC (516.98K), Barclays Plc (297.05K), DEUTSCHE BANK AG\ (228.67K), UBS Group AG (195.86K), AQR CAPITAL MANAGEMENT LLC (140.34K).
Per Business Quant, the top 10 investors in NTCT for the quarter ending June 2026 include BlackRock, Inc. (11.44Mn), VANGUARD PORTFOLIO MANAGEMENT LLC (5.59Mn), DIMENSIONAL FUND ADVISORS LP (4.33Mn), Legal & General Group Plc (3.81Mn), State Street Corp (3.58Mn), LSV ASSET MANAGEMENT (3.16Mn), VANGUARD CAPITAL MANAGEMENT LLC (3.06Mn), GEODE CAPITAL MANAGEMENT, LLC (2.15Mn), Robeco Institutional Asset Management B.V. (2.06Mn), FIRST TRUST ADVISORS LP (1.96Mn).

Form 13F Holdings

313 Institutional Holders

Report period 30 Jun, 2026

Total shares held 69.47Mn

Of outstanding 96.20%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	BlackRock, Inc.	0002012383	11,435,751	15.84%	▲46,764	+0.41%	$498.03Mn
2	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	5,590,843	7.74%	▲61,999	+1.12%	$243.48Mn
3	DIMENSIONAL FUND ADVISORS LP	0000354204	4,327,997	5.99%	▲69,023	+1.62%	$188.48Mn
4	Legal & General Group Plc	0000764068	3,811,022	5.28%	▲175,911	+4.84%	$165.97Mn
5	State Street Corp	0000093751	3,579,289	4.96%	▲301,856	+9.21%	$155.88Mn
6	LSV ASSET MANAGEMENT	0001050470	3,161,650	4.38%	▲416,198	+15.16%	$137.69K
7	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	3,055,146	4.23%	▲9,696	+0.32%	$133.05Mn
8	GEODE CAPITAL MANAGEMENT, LLC	0001214717	2,153,392	2.98%	▲318,929	+17.39%	$93.79Mn
9	Robeco Institutional Asset Management B.V.	0001418773	2,056,142	2.85%	▲44,614	+2.22%	$89.54Mn
10	FIRST TRUST ADVISORS LP	0001125816	1,962,833	2.72%	▲218,298	+12.51%	$85.48Mn
11	WELLINGTON MANAGEMENT GROUP LLP	0000902219	1,258,576	1.74%	▲181,380	+16.84%	$54.81Mn
12	Allianz Asset Management GmbH	0001535323	1,253,154	1.74%	▲68,077	+5.74%	$54.57Mn
13	AQR CAPITAL MANAGEMENT LLC	0001167557	1,059,810	1.47%	▼140,336	-11.69%	$45.85Mn
14	Ameriprise Financial Inc	0000820027	1,005,214	1.39%	▲456,437	+83.17%	$43.78Mn
15	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0000884546	1,003,431	1.39%	▼54,931	-5.19%	$43.70Mn
15	Sixth Street Partners Management Company, L.P.	0001812095	1,003,431	1.39%	▲1,003,431	0.00%	$43.70Mn
16	Northern Trust Corp	0000073124	783,277	1.08%	▲45,508	+6.17%	$34.11Mn
17	ACADIAN ASSET MANAGEMENT LLC	0000916542	768,068	1.06%	▲561,845	+272.45%	$33.44K
18	Morgan Stanley	0000895421	676,388	0.94%	▼38,057	-5.33%	$29.46Mn
19	BRIDGEWAY CAPITAL MANAGEMENT, LLC	0001107261	613,489	0.85%	▼20,550	-3.24%	$26.72Mn

Showing 1 to 20 of 313 holders