How many subsidiaries does EXTREME NETWORKS INC file with the SEC?

41, listed in its most recent exhibit 21. They are incorporated across 30 jurisdictions, led by Delaware, Cayman Islands, Germany. 4 of them sit in offshore financial centres. That exhibit is filed with the company's annual report and is the company's own list, not an estimate.

Is EXTREME NETWORKS INC financially healthy?

EXTREME NETWORKS INC scores 7 out of 9 on the Piotroski F-score. Every test and the numbers behind it are shown above, so the arithmetic is checkable rather than something you have to take on trust.

Who are the largest institutional holders of EXTREME NETWORKS INC?

Among the managers tracked here, the biggest positions as of the 2026-Q2 13F filings are BlackRock, Inc. (adding), STATE STREET CORP (trimming), PRICE T ROWE ASSOCIATES INC /MD/ (adding). Direction is the change in share count against that manager's own previous filing; managers with no prior filing are left out rather than counted as new buyers.

EXTREME NETWORKS INC (EXTR)

Nasdaq · Common Stock · Computer Communications Equipment

One email a week from me: what it filed, which 13F holders added or cut, where its scores stand. Free.

Corporate structure

41 entities across 30 jurisdictions, 4 in offshore financial centres. Read directly from the company’s own 10-K EX-21 filed 2026-08-17 — see the exhibit.

Which other public companies file entities in the same places:

Delaware6 Cayman Islands3 Ireland3 Hong Kong2 China2 Germany1 Italy1 Czech Republic1 Turkey1 Malaysia1 Saudi Arabia1 Australia1

Subsidiaries of EXTREME NETWORKS INC as disclosed in its SEC filing
Entity	Jurisdiction	Note
Extreme Networks, Inc.	Delaware
Aerohive Networks, Inc.	Delaware
Aerohive Networks, LLC	Delaware
Aerohive Networks Ltd.	Cayman Islands	offshore centre
Enterasys Networks, Inc.	Delaware
Extreme Federal Inc.	Delaware
Extreme Networks GmbH	Germany
Extreme Networks SRL	Italy
Extreme Networks s.r.o.	Czech Republic
Extreme Networks Bilisim Teknolojileri Hizmetleri Limited Sirketi	Turkey

Financial health

Two standard screens, computed from the XBRL in FY2026 against FY2025. Every test shows the numbers behind it — a score with its inputs hidden is a number you cannot check.

Piotroski F-score

7 / 9

PASSReturn on assets positiveROA 3.6%
PASSOperating cash flow positiveOCF 123M
PASSReturn on assets improving-0.6% → 3.6%
PASSCash flow exceeds earningsOCF 123M vs NI 42M
PASSLong-term debt ratio falling14.2% → 12.3% of assets
PASSCurrent ratio improving0.91 → 0.93
FAILNo share dilution132M → 135M shares
FAILGross margin improving62.2% → 61.5%
PASSAsset turnover improving0.99× → 1.09×

Six-year record

Year	Revenue	Net income	Free cash flow	Gross margin	Shares
FY2021	$1.0B	$1.9M	$127.4M	58.0%	127,669,000
FY2022	$1.1B	$44.3M	$112.7M	56.6%	133,494,000
FY2023	$1.3B	$78.1M	$235.4M	57.5%	133,649,000
FY2024	$1.1B	−$86.0M	$37.4M	56.5%	129,288,000
FY2025	$1.1B	−$7.5M	$127.3M	62.2%	132,331,000

Ownership flow

12 institutions tracked — 10 added, 2 reduced.

Institutional holders of EXTREME NETWORKS INC and their share-count change
Manager	Kind	Shares	Change	Value
PRICE T ROWE ASSOCIATES INC /MD/	Active fund	5,325,298	+5,170,947	$172.4M
BlackRock, Inc.	Index	20,842,155	+652,273	$674.7M
BANK OF AMERICA CORP /DE/	Active fund	1,406,591	+649,519	$45.5M
STATE STREET CORP	Index	6,137,138	−312,731	$198.6M

Capital returned

What the company actually paid out and bought back, as reported — the record behind any yield figure.

Shares repurchased

2025Q3: $12.0M
2023Q3: $24.9M

Identity

CIK: 0001078271
LEI: 549300WRECW11X94UB57
FIGI: BBG000BFR0T2
SIC: 3576 · Computer Communications Equipment
Incorporated: DE
Headquarters: MORRISVILLE, NC

Ownership

Institutional: 100.2%
Institutions: 471
Insiders: 3.1%

Ownership percentages are a vendor aggregate, not a filing — unlike everything else on this page.

Other computer communications equipment companies

EXTREME NETWORKS INC files under SIC 3576 — all 6 computer communications equipment companies compared on assets and F-score.

CISCO SYSTEMS, INC.CSCO F5, INC.FFIV DIGI INTERNATIONAL INCDGII NETGEAR, INC.NTGR LANTRONIX INCLTRX

Questions about EXTREME NETWORKS INC

How many subsidiaries does EXTREME NETWORKS INC file with the SEC?: 41, listed in its most recent exhibit 21. They are incorporated across 30 jurisdictions, led by Delaware, Cayman Islands, Germany. 4 of them sit in offshore financial centres. That exhibit is filed with the company's annual report and is the company's own list, not an estimate.
Is EXTREME NETWORKS INC financially healthy?: EXTREME NETWORKS INC scores 7 out of 9 on the Piotroski F-score. Every test and the numbers behind it are shown above, so the arithmetic is checkable rather than something you have to take on trust.
Who are the largest institutional holders of EXTREME NETWORKS INC?: Among the managers tracked here, the biggest positions as of the 2026-Q2 13F filings are BlackRock, Inc. (adding), STATE STREET CORP (trimming), PRICE T ROWE ASSOCIATES INC /MD/ (adding). Direction is the change in share count against that manager's own previous filing; managers with no prior filing are left out rather than counted as new buyers.

This page is one panel of the terminal

The structure map above is the Corporate Blueprint, and in the desktop it is interactive — click any entity to re-centre the map on it and walk the ownership chain. It sits alongside the screener, the scorecard and the filings lab on one desk, on your machine.

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Sourced from SEC EDGAR primary filings. Figures are as reported by the company and are not investment advice. Scores are standard published screens computed from those filings; every input is shown above so you can check the arithmetic.