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Report on corporate income tax information

in compliance with chapter 10a of Directive 2013/34/EU (‘country-by-country reporting’)

All countries

Published: 14 September 2026

The report is provided to public in accordance with the requirements of Public Country-by-Country Reporting legislation, as set out in Directive 2013/34/EU and Directive (EU) 2021/2101. The information presented herein reflects the F5 Multinational Enterprise ("MNE") Group's financial data for the reporting period ended September 30, 2025. The financial information is based on U.S. GAAP, which is the accounting standard used by F5 in preparing its consolidated financial statements.


Section 1. General information

Name of ultimate parent of group / of standalone company

F5, Inc.

Country of registered office of ultimate parent undertaking

United States

Date of start of financial year

2024-10-01

Date of end of financial year

2025-09-30

Reporting currency

USD

Application of option to report in accordance with taxation reporting instructions

True

Name and registered office of a single subsidiary undertaking which has published the report on income tax information of an undertaking that is not governed by the law of a Member State

F5 Networks SRL
Piazza Gae Aulenti 1, Torre B, 20124 Milano MI, Italy

Name and address of a single branch which has published the report on income tax information of an undertaking that is not governed by the law of a Member State

Not Applicable

Language of report

EN


Section 2. Overview of information on a country-by-country basis

Name of Member State or tax jurisdiction

Country code of Member State or tax jurisdiction

Revenues

Profit (loss) before tax

Income tax paid (on cash basis)

Income tax accrued – current year

Accumulated earnings

Number of employees

Austria

AT

$1,092,957

-$3,056

$20,621

$20,084

$171,397

4

Belgium

BE

$4,548,533

$140,014

$104,223

$107,256

$1,682,134

8

British Virgin Islands

VG

$0

-$2,262

$0

$0

-$4,589,419

0

Croatia

HR

$712,976

$352

$5,832

$6,491

$251,508

3

Czech Republic

CZ

$3,332,151

-$175,143

$65,297

$79,835

$847,463

15

Denmark

DK

$2,960,635

$815

$2,100,956

$155,824

$8,558,405

8

Finland

FI

$2,111,089

$97,048

$14,828

$29,557

$895,407

6

France

FR

$29,739,780

-$222,139

$197,196

$487,253

$15,524,232

62

Germany

DE

$20,379,079

$3,028,477

$386,148

$555,428

1,$096,899

54

Ireland

IE

$14,855,613

$3,413,425

-$565,037

$65,891

$8,159,188

106

Italy

IT

$7,078,277

$824,146

$45,387

$159,364

$3,272,145

20

Luxembourg

LU

$179,582

$14,824

$111,481

$5,992

$223,119

0

Netherlands

NL

$4,753,248

$397,479

$0

$5,000,000

-$9,436,283

13

Norway

NO

$1,722,194

$26,644

$14,997

$38,571

$0

5

Poland

PL

$22,749,945

$2,950,291

$459,686

$558,953

$2,415,292

146

Spain

ES

$10,840,499

$1,365,223

$225,765

$186,843

$5,015,655

35

Sweden

SE

$7,072,707

$960,146

$238,220

$208,336

$2,807,346

13

Turkey

TR

$1,429,491

$59,608

$23,514

$39,226

$303,284

6

All other tax jurisdictions (aggregated basis)

$4,404,587,714

$795,633,089

$202,267,386

$197,287,402

$3,635,654,304

6075


Section 3. List of subsidiaries and activities

Name of Member State or tax jurisdiction

Country code of Member State or tax jurisdiction

Name of subsidiary undertakings consolidated in financial statements of ultimate parent undertaking

Brief description per country of nature of activities in Member State or tax jurisdiction

Austria

AT

F5 Austria GmbH

Sales, Marketing or Distribution
Administrative, Management or Support Services

Belgium

BE

F5 Networks Belgium BVBA

Sales, Marketing or Distribution
Administrative, Management or Support Services

British Virgin Islands

VG

Magnifire Networks, Ltd.
Nginx Holdings, Inc.
Nginx, Inc.

Holding shares or other equity instruments
Dormant
Dormant

Croatia

HR

F5 Networks Zagreb d.o.o.

Sales, Marketing or Distribution
Administrative, Management or Support Services

Czech Republic

CZ

F5 Czech Republic s.r.o

Sales, Marketing or Distribution
Research and Development
Administrative, Management or Support Services

Denmark

DK

F5 Networks Denmark ApS


Heyhack ApS

Sales, Marketing or Distribution;
Research and Development;
Administrative, Management or Support Services
Dormant

Finland

FI

F5 Networks Finland Oy

Sales, Marketing or Distribution
Administrative, Management or Support Services

France

FR

F5 Networks SARL

Sales, Marketing or Distribution
Research and Development
Administrative, Management or Support Services

Germany

DE

F5 Networks GmbH

Sales, Marketing or Distribution
Research and Development
Administrative, Management or Support Services

Ireland

IE

Nginx International Ltd.
Calypso AI Limited

Sales, Marketing or Distribution
Research and Development
Administrative, Management or Support Services

Italy

IT

F5 Networks SRL

Sales, Marketing or Distribution
Research and Development
Administrative, Management or Support Services

Luxembourg

LU

F5 Luxembourg S.a.r.l.

Sales, Marketing or Distribution
Research and Development
Administrative, Management or Support Services

Netherlands

NL

F5 Networks Benelux B.V.

Sales, Marketing or Distribution
Administrative, Management or Support Services
Holding shares or other equity instruments

Norway

NO

F5 Networks Ltd. - United Kingdom PE 1

Sales, Marketing or Distribution
Administrative, Management or Support Services

Poland

PL

F5 Networks Poland sp. z.o.o.

Sales, Marketing or Distribution
Research and Development
Administrative, Management or Support Services

Spain

ES

F5 Networks Iberia SL

Sales, Marketing or Distribution
Research and Development
Administrative, Management or Support Services

Sweden

SE

F5 Networks Sweden Aktiebolag

Sales, Marketing or Distribution
Administrative, Management or Support Services

Turkey

TR

F5 Networks Turkey Teknologi Limited Sirketi

Sales, Marketing or Distribution
Administrative, Management or Support Services


Section 4. Omitted information
Disclosure of type of information omitted

Information omitted

Information omitted, other tax jurisdictions

Explanation of reason for omission of information

No information omitted for this financial year

No information omitted for this financial year, other tax jurisdiction

Not Applicable

Disclosure of information omitted for previous financial years

Not Applicable


Section 5. Explanations for material discrepancies between income tax paid and accrued

Differences between income tax accrued and income tax paid generally reflect timing differences between tax accruals and related payments or refunds, including amounts relating to prior financial years. In certain jurisdictions, prior year refunds may partially offset current year tax payments.



Available in .xhtml format.

Spain

Published: 27 March 2026 | Updated: 31 March 2026

The report is provided to public in accordance with the requirements of Spain’s public Country-by-Country Reporting ("CbCR") legislation, as set out in Directive 2013/34/EU and Directive (EU) 2021/2101 and its transposition into Spanish law. The information is prepared pursuant to additional Provision 11ª of Spanish Law 22/2015, of 20 July, on Audit of Accounts (Ley de Auditoría de Cuentas), as introduced by Law 28/2022, of 21 December, implementing Directive (EU) 2021/2101 of the European Parliament and of the Council of 24 November 2021 amending Directive 2013/34/EU with regard to disclosure of income tax information by certain undertakings and branches.

The information presented herein reflects the F5 Multinational Enterprise ("MNE") Group's financial data for the relevant entities in Spain for the reporting period ended September 30, 2025.

The information presented herein is limited to the F5 MNE Group’s Spanish operations, as the Groupʼs ultimate parent entity has not made available information with respect to the Groupʼs worldwide operations. At this time, the information necessary to complete the F5 MNE Group's public CbCR is not yet available. The full MNE group's CbCR disclosure will be made available by September 2026, in accordance with the effective date of the EU public CbCR requirements as set forth in Directive (EU) 2021/2101.


General information

Name of the ultimate parent of the group / of the standalone undertaking

F5, Inc.

Country where the ultimate parent has its registered office

United States

Financial Year – start date

1 October 2024

Financial Year – end date

30 September 2025

Reporting currency

USD

Is the information in the report based on reporting instructions used for tax purposes, pursuant to Section III, Parts B and C, of Annex III to Directive 2011/16/EU (yes/no)?

Yes


Overview of information on a country-by-country basis

Tax jurisdiction

Country code

Country code

Profit (loss) before income tax

Income tax paid – on cash basis

Income tax accrued – current year

Accumulated earnings

Number of employees

Spain

ES

USD 10,840,499

USD 1,365,223

USD 225,765

USD 225,765

USD 5,015,655

35


List of subsidiaries and activities

Tax jurisdiction

Name of each subsidiary undertaking in the Member State or tax jurisdiction

Country code

Research and development

Holding or managing intellectual property

Purchasing or procurement

Manufacturing or production

Sales, marketing or distribution

Administrative, management, or support services

Provision of services to unrelated parties

Internal group finance

Regulated financial services

Insurance

Holding shares or other equity instruments

Dormant

Other

Spain

F5 Networks Iberia SL

ES

X

X

X


Available in .csv format.