NETSCOUT SYSTEMS, INC. ownership disclosure: Legal & General Group Plc reported beneficial ownership of 3,635,111 shares of common stock, representing 5.0% of the class as of 03/31/2026. The filing shows shared voting and shared dispositive power over these shares.
The statement lists affiliated filers including Legal & General Investment Management Ltd, LGIM Managers (Europe) Limited, Legal & General UCITS ETF Plc, Legal & General Investment Management America Inc, and LGIM Singapore PTE Ltd, with per-entity share counts reported in the schedule.
Positive
None.
Negative
None.
Insights
Legal & General reported a 5.0% beneficial stake via shared authority.
The schedule identifies 3,635,111 shares as beneficially owned by Legal & General Group Plc with shared voting and dispositive power. Multiple affiliated entities are listed, each with specific share counts that reconcile to the group disclosure.
This is a passive, large-institution disclosure typical for index and asset-manager holdings; subsequent Form 13D or changes in filings would signal active intent.
Key Figures
Beneficially owned:3,635,111 sharesPercent of class:5.0%LGIM Ltd holdings:3,529,368 shares+3 more
6 metrics
Beneficially owned3,635,111 sharesLegal & General Group Plc reported amount
Percent of class5.0%Reported ownership percentage as of 03/31/2026
"Item 1. (a) Name of issuer: NETSCOUT SYSTEMS, INC."
A Schedule 13G is a formal document that investors file with the government when they acquire a large ownership stake in a company, usually for investment purposes rather than control. It helps keep the public informed about who owns significant parts of a company's shares, which can influence how the company is managed and how investors make decisions. Filing this schedule is important for transparency and understanding the ownership landscape of publicly traded companies.
beneficially ownedfinancial
"Item 4. (a) Amount beneficially owned: 3635111"
Beneficially owned describes securities or assets where a person has the economic rights and control—such as the right to receive dividends and to direct voting—even if legal title is held in another name. Think of it like having the keys and using a car that’s registered to someone else: you get the benefits and make decisions. Investors care because beneficial ownership reveals who truly controls value and voting power, affecting corporate decisions and takeover dynamics.
shared dispositive powerregulatory
"Item 4. (iv) Shared power to dispose or to direct the disposition of: 3635111"
UCITS ETFfinancial
"Legal & General UCITS ETF Plc is organised as an open-ended investment company"
A UCITS ETF is an exchange-traded fund built to meet European investor-protection rules (UCITS) and traded on stock exchanges like a single share. Think of it as a ready-made, regulated basket of many securities you can buy or sell throughout the day; the UCITS rules add layers of oversight, diversification limits and transparency that reduce some risks. Investors care because it combines easy trading, built-in diversification and strong regulatory safeguards across many markets.
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
UNDER THE SECURITIES EXCHANGE ACT OF 1934
NETSCOUT SYSTEMS, INC.
(Name of Issuer)
Common Stock
(Title of Class of Securities)
64115T104
(CUSIP Number)
03/31/2026
(Date of Event Which Requires Filing of this Statement)
Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
Rule 13d-1(b)
Rule 13d-1(c)
Rule 13d-1(d)
schemaVersion:
SCHEDULE 13G
CUSIP Number(s):
64115T104
1
Names of Reporting Persons
Legal & General Group Plc
2
Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
3
Sec Use Only
4
Citizenship or Place of Organization
UNITED KINGDOM
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
0.00
6
Shared Voting Power
3,635,111.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
3,635,111.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
3,635,111.00
10
Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
11
Percent of class represented by amount in row (9)
5 %
12
Type of Reporting Person (See Instructions)
FI
SCHEDULE 13G
CUSIP Number(s):
64115T104
1
Names of Reporting Persons
Legal & General Investment Management Ltd
2
Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
3
Sec Use Only
4
Citizenship or Place of Organization
UNITED KINGDOM
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
0.00
6
Shared Voting Power
3,529,368.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
3,529,368.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
3,529,368.00
10
Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
11
Percent of class represented by amount in row (9)
4.9 %
12
Type of Reporting Person (See Instructions)
FI
SCHEDULE 13G
CUSIP Number(s):
64115T104
1
Names of Reporting Persons
LGIM Managers (Europe) Limited
2
Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
3
Sec Use Only
4
Citizenship or Place of Organization
IRELAND
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
0.00
6
Shared Voting Power
3,487,773.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
3,487,773.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
3,487,773.00
10
Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
11
Percent of class represented by amount in row (9)
4.8 %
12
Type of Reporting Person (See Instructions)
FI
SCHEDULE 13G
CUSIP Number(s):
64115T104
1
Names of Reporting Persons
Legal & General UCITS ETF Plc
2
Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
3
Sec Use Only
4
Citizenship or Place of Organization
IRELAND
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
0.00
6
Shared Voting Power
3,472,994.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
3,472,994.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
3,472,994.00
10
Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
11
Percent of class represented by amount in row (9)
4.8 %
12
Type of Reporting Person (See Instructions)
FI
SCHEDULE 13G
CUSIP Number(s):
64115T104
1
Names of Reporting Persons
Legal & General Investment Management America Inc
2
Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
3
Sec Use Only
4
Citizenship or Place of Organization
ILLINOIS
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
0.00
6
Shared Voting Power
105,743.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
105,743.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
105,743.00
10
Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
11
Percent of class represented by amount in row (9)
0.1 %
12
Type of Reporting Person (See Instructions)
IA, CO, OO
Comment for Type of Reporting Person: CFTC registered Commodity Trading Advisor and Commodity Pool Operator, OSC and AMF registered portfolio in Canada
SCHEDULE 13G
CUSIP Number(s):
64115T104
1
Names of Reporting Persons
LGIM Singapore PTE Ltd
2
Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
3
Sec Use Only
4
Citizenship or Place of Organization
SINGAPORE
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
0.00
6
Shared Voting Power
0.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
14,779.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
14,779.00
10
Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
11
Percent of class represented by amount in row (9)
0 %
12
Type of Reporting Person (See Instructions)
FI
SCHEDULE 13G
Item 1.
(a)
Name of issuer:
NETSCOUT SYSTEMS, INC.
(b)
Address of issuer's principal executive offices:
310 LITTLETON ROAD, WESTFORD, MA, 01886
Item 2.
(a)
Name of person filing:
Legal & General Group Plc
(b)
Address or principal business office or, if none, residence:
ONE COLEMAN STREET, LONDON, EC2R 5AA
(c)
Citizenship:
United Kingdom
(d)
Title of class of securities:
Common Stock
(e)
CUSIP Number(s):
64115T104
Item 3.
If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)
Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)
Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)
Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)
Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)
An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)
An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)
A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)
A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)
A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)
A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J),
please specify the type of institution:
(k)
Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.
Ownership
(a)
Amount beneficially owned:
3635111
(b)
Percent of class:
5.0 %
(c)
Number of shares as to which the person has:
(i) Sole power to vote or to direct the vote:
0
(ii) Shared power to vote or to direct the vote:
3635111
(iii) Sole power to dispose or to direct the disposition of:
0
(iv) Shared power to dispose or to direct the disposition of:
3635111
Item 5.
Ownership of 5 Percent or Less of a Class.
Not Applicable
Item 6.
Ownership of more than 5 Percent on Behalf of Another Person.
Not Applicable
Item 7.
Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
Not Applicable
Item 8.
Identification and Classification of Members of the Group.
If a group has filed this schedule pursuant to §240.13d-1(b)(1)(ii)(K), so indicate under Item 3(k) and attach an exhibit stating the identity and Item 3 classification of each member of the group. If a group has filed this schedule pursuant to §240.13d-1(c) or §240.13d-1(d), attach an exhibit stating the identity of each member of the group.
8 (a).LEGAL & GENERAL INVESTMENT MANAGEMENT LIMITED IS A DISCRETIONARY
INVESTMENT MANAGER AUTHORISED AND REGULATED BY THE UK FINANCIAL
CONDUCT AUTHORITY.
LEGAL & GENERAL UCITS ETF PLC IS ORGANISED AS AN
OPEN-ENDED INVESTMENT COMPANY WITH VARIABLE CAPITAL. THE COMPANY
IS STRUCTURED AS AN UMBRELLA FUND AND IS COMPRISED OF SEPARATE
SUB-FUNDS. THE COMPANY HAS SEGREGATED LIABILITY BETWEEN ITS FUNDS
AND IS ORGANISED UNDER THE LAWS OF IRELAND AS A PUBLIC LIMITED
COMPANY PURSUANT TO THE COMPANIES ACT (2014)
(AS AMENDED)(THE """"""""COMPANIES ACT""""""""). THE COMPANY HAS ENTERED INTO
A MANAGEMENT AGREEMENT WITH LGIM MANAGERS (EUROPE) LIMITED UNDER
WHICH THE MANAGER IS RESPONSIBLE FOR THE MANAGEMENT OF THE COMPANYS
AFFAIRS. LGIM MANAGERS (EUROPE) LIMITED IS A LIMITED LIABILITY
COMPANY INCORPORATED IN IRELAND AND AUTHORISED BY THE CENTRAL BANK
OF IRELAND AS A SUPER MANCO. THE MANAGER HAS APPOINTED LEGAL &
GENERAL INVESTMENT MANAGEMENT LIMITED AS INVESTMENT MANAGER FOR
EACH OF THE FUNDS. THE INVESTMENT MANAGER IS AUTHORISED AND
REGULATED BY THE UK FINANCIAL CONDUCT AUTHORITY. LEGAL & GENERAL
INVESTMENT MANAGEMENT AMERICA INC. IS AN INVESTMENT MANAGER REGULATED BY
THE SECURITIES AND EXCHANGE COMMISSION. LEGAL & GENERAL GROUP PLC
IS AN INSURANCE COMPANY AND MULTINATIONAL FINANCIAL SERVICES GROUP COMPANY.
LGIM SINGAPORE PTE. LTD. IS A DISCRETIONARY INVESTMENT MANAGER AUTHORISED
BY THE MONETARY AUTHORITY OF SINGAPORE (MAS).
Name of Persons Filing:
THIS STATEMENT IS FILED BY:
(i) Legal & General Group Plc
(ii) Legal & General Investment Management Ltd
(iii) LGIM Managers (Europe) Limited
(iv) Legal & General UCITS ETF Plc
(v) Legal & General Investment Management America Inc
(vi) LGIM Singapore PTE. Ltd
8 (b). Address of Principal Business Office or, if none, Residence:
THE ADDRESS OF PRINCIPAL BUSINESS OFFICE IS:
(i) ONE COLEMAN STREET, LONDON, EC2R 5AA
(ii) ONE COLEMAN STREET, LONDON, EC2R 5AA
(iii) 70 SIR JOHN ROGERSONS QUAY, DUBLIN 2, IRELAND
(iv) 70 SIR JOHN ROGERSONS QUAY, DUBLIN 2, IRELAND
(v) 71 SOUTH WACKER DRIVE, SUITE 800, CHICAGO IL 60606
(vi) LEVEL 7, 15-17, CAPITAL SQUARE, 23 CHURCH STREET, SINGAPORE, U0, 049481
Item 9.
Notice of Dissolution of Group.
Not Applicable
Item 10.
Certifications:
By signing below I certify that, to the best of my knowledge and belief, the foreign regulatory scheme applicable to the financial institutions in the group is substantially comparable to the regulatory scheme applicable to the functionally equivalent U.S. institution(s). I also undertake to furnish to the Commission staff, upon request, information that would otherwise be disclosed in a Schedule 13D.
SIGNATURE
After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.
Legal & General Group Plc
Signature:
Lailah Sahzayasin
Name/Title:
Head of Advisory Asset Class Oversight
Date:
01/05/2026
Legal & General Investment Management Ltd
Signature:
Lailah Sahzayasin
Name/Title:
Head of Advisory Asset Class Oversight
Date:
01/05/2026
LGIM Managers (Europe) Limited
Signature:
Lailah Sahzayasin
Name/Title:
Head of Advisory Asset Class Oversight
Date:
01/05/2026
Legal & General UCITS ETF Plc
Signature:
Lailah Sahzayasin
Name/Title:
Head of Advisory Asset Class Oversight
Date:
01/05/2026
Legal & General Investment Management America Inc
Signature:
Lailah Sahzayasin
Name/Title:
Head of Advisory Asset Class Oversight
Date:
01/05/2026
LGIM Singapore PTE Ltd
Signature:
Lailah Sahzayasin
Name/Title:
Head of Advisory Asset Class Oversight
Date:
01/05/2026
Comments accompanying signature: After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.
What stake does Legal & General (NTCT) report as of 03/31/2026?
Legal & General Group Plc reports 3,635,111 shares, equal to 5.0% of NETSCOUT common stock as of 03/31/2026. The filing lists shared voting and dispositive power over these shares among group members.
Which Legal & General affiliates are named in the NTCT Schedule 13G?
The filing names six affiliated filers: Legal & General Group Plc, Legal & General Investment Management Ltd, LGIM Managers (Europe) Limited, Legal & General UCITS ETF Plc, Legal & General Investment Management America Inc, and LGIM Singapore PTE Ltd.
Does the Schedule 13G indicate sole voting or dispositive power?
The statement shows 0 sole voting power and 0 sole dispositive power for the group, and reports 3,635,111 shared voting and 3,635,111 shared dispositive power over the reported shares.
Is this filing an active intent signal (13D) or passive ownership (13G)?
This is a Schedule 13G, which indicates a passive institutional ownership disclosure rather than an active change-in-control intent typically reported on a Schedule 13D.
Who signed the Schedule 13G for Legal & General on NTCT?
The filing is certified and signed by Lailah Sahzayasin, Head of Advisory Asset Class Oversight, with signature dates shown as 01/05/2026 for the filing execution.
