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Companies / Technology / NETSCOUT SYSTEMS INC
NTCT

NETSCOUT SYSTEMS INC

TechnologyBusiness Services & Software
Ticker NTCTWESTFORD, MAFiscal year ends MarchBook value per share $22.29Diluted shares 74.6M

NetScout Systems, Inc. (NASDAQ: NTCT) is an industry leader in enterprise network observability, carrier service assurance, cybersecurity, and distributed denial-of-service protection solutions. The company operates through a comprehensive platform powered by its proprietary deep packet inspection technology, which… From the company’s description.

Fiscal year 2026 · ends 03-31Changes are against fiscal 2025The amber dot is the latest twelve months, to 2026-06-30
Sales & profitability
$859.48M
+4.5% year over year
Last 12 mo $883.16M
12.78%
+57.5 percentage points
Last 12 mo 14.82%
$95.53M
+126.0% year over year
Last 12 mo $121.05M
5.83%
+3.9 percentage points
Last 12 mo 7.28%
Cash & financing
$294.54M
+35.3% year over year
Last 12 mo $271.76M
$285.43M
+34.5% year over year
Last 12 mo $258.08M
—
Was 0.00× a year earlier
73.4M
+2.4% year over year
Last 12 mo 74.6M

Margins and return on equity change in ; everything else in percent. Fewer shares and less debt are shown plainly, not as bad news — it depends what you make of buybacks. Dotted labels explain each measure. is shown separately from the annual figures.

What NETSCOUT SYSTEMS INC does

In the company’s own words

NetScout Systems, Inc. (NASDAQ: NTCT) is an industry leader in enterprise network observability, carrier service assurance, cybersecurity, and distributed denial-of-service protection solutions. The company operates through a comprehensive platform powered by its proprietary deep packet inspection technology, which generates high-fidelity, decision-grade data called Smart Data derived from real-time network activity across legacy, hybrid, and cloud-native environments.

NetScout's primary product portfolio encompasses service assurance solutions for network observability and artificial intelligence operations, including nGeniusONE management software, visibility products such as Infinistream sensors and vSTREAM virtualized probes, and Omnis Insights for curated dataset generation. The company also provides cybersecurity solutions under the Arbor brand, offering DDoS protection and threat mitigation capabilities for both service providers and enterprises. Additionally, NetScout offers integration with third-party platforms including Splunk, ServiceNow, and Cisco Systems to enhance operational impact across customer environments.

The company serves three primary customer verticals: enterprises including government agencies, telecommunications service providers, and internet service providers. Enterprise customers leverage NetScout solutions for network observability, application performance management, unified communications, and cybersecurity use cases. Service provider customers utilize the platform for service assurance across mobile, fixed line, and cable networks, as well as business intelligence and DDoS protection services.

NetScout maintains a global workforce of approximately 2,073 full-time employees across 35 countries, with 62 percent located in the United States. The company operates manufacturing facilities focused on final assembly, configuration, and testing of hardware products, maintaining ISO 9001 quality systems registration. NetScout distributes its solutions through a direct sales force employing a high-touch sales model and an indirect reseller and distribution channel network.

Founded in 1984, NetScout has established itself as an innovation leader through continuous research and development investments and strategic acquisitions that have expanded its capabilities into adjacent markets including application performance management, infrastructure performance management, data analytics, and AI operations. The company's growth strategy emphasizes platform innovation, pervasive visibility through multiple deployment form factors, extension into adjacent markets, and expansion of its global customer base through direct sales and technology partnerships.

Company details
Sector
Technology
Industry
Business Services & Software
Headquarters
WESTFORD, MA
Fiscal year end
March
CIK
1078075
SIC
7373

Financial performance, year by year

Fiscal 2014–2026 · USD
$-519.83M$-61.12M$397.59M$856.31M$1.32B2014201520162017201820192020202120222023202420252026Last 12 moLast 12 monthsLast 12 months

The full income statement, balance sheet and cash flow for each of these years — every figure traceable to its filing — is on the Financials tab with a free account.

Ownership

Who owns NETSCOUT SYSTEMS INC — and what changed

Funds as of 2026Q2 · superinvestors as of 2026-06-30

340
funds hold it
0 of 35
superinvestors hold it
$1.46B
held by funds, at market
48.8%
of shares held by funds

Largest fund holders · NETSCOUT SYSTEMS INC’s weight in each

iShares Core S&P Small-Cap ETF
IJR · iShares Trust
0.16%of fund net assets
VANGUARD TOTAL STOCK MARKET INDEX FUND
VTI · VANGUARD INDEX FUNDS
0.00%of fund net assets
iShares Russell 2000 ETF
IWM · iShares Trust
0.10%of fund net assets
0.04%of fund net assets
First Trust Nasdaq Cybersecurity ETF
CIBR · First Trust Exchange-Traded Fund II
0.51%of fund net assets

Fund ownership is a floor, not a census — pensions, insurers and people holding shares directly are not visible here.

Fund ownership counts N-PORT filers only, so it is a floor rather than a census — pensions, insurers and direct holders are not visible here, and the remainder is not “held by individuals”.

Every fund and institutional holder, quarter by quarter, is on the Ownership tab with a free account.

Connected research

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