Euronext // 2021 Universal Registration Document

Financial Statements 8 Notes to the Consolidated Financial Statements

There are no other IFRS’s or IFRIC interpretations not yet effective, that would be expected to have a material impact on the Group in the current or future reporting periods and on foreseeable future transactions. NOTE 4 GROUP INFORMATION The following tables provide an overview of the Group’s subsidiaries, associates, joint-ventures and non-current investments:

Ownership As at 31 December 2021 As at 31 December 2020

Subsidiaries

Domicile

Euronext Amsterdam N.V. Euronext Brussels S.A./N.V. Euronext IP & IT Holding B.V. Euronext Hong Kong Limited

The Netherlands

100.00% 100.00% 100.00% 100.00% 100.00% 100.00% 100.00% 100.00% 100.00% 100.00% 100.00% 100.00% 100.00% 100.00% 100.00% 100.00% 100.00% 100.00% 100.00% 100.00% 100.00% 100.00% 100.00% 100.00% 100.00% 100.00% 100.00% 0.00% 0.00% 100.00% 100.00% 60.00% 66.00% 66.00% 66.00% 66.00% 66.00% 66.00% 0.00% 97.00% 0.00%

100.00% 100.00% 100.00% 100.00% 100.00% 100.00% 100.00% 100.00% 100.00% 100.00% 100.00% 60.00% 60.00% 100.00% 100.00% 100.00% 100.00% 100.00% 100.00% 100.00% 100.00% 79.00% 79.00% 100.00% 100.00% 100.00% 100.00% 100.00% 100.00% 60.00% 66.00% 66.00% 66.00% 66.00% 66.00% 66.00% 97.00% 0.00% 100.00% 100.00% 80.00%

Belgium

The Netherlands

Hong Kong

Portugal

Euronext Lisbon S.A. (a) Euronext London Ltd.

United Kingdom

Euronext Paris S.A.

France France

Euronext Technologies S.A.S.

Euronext Technologies Unipessoal Lda.

Portugal

Euronext Technologies S.r.l (h)

Italy

Portugal

Interbolsa S.A. (b)

The Irish Stock Exchange Plc. (c) European Wholesale Markets Ltd. Euronext Corporate Services B.V.

Ireland

Malta

The Netherlands The Netherlands The Netherlands The Netherlands United Kingdom

Company Webcast B.V.

IBabs B.V. ( d)

MSI Services B.V. (d)

IR Soft Ltd.

InsiderLog AB

Sweden

Euronext US Inc.

United States United States United States United States

Euronext Market Services LLC Euronext Markets Americas LLC

Euronext FX Inc.

Euronext Markets Singapore Pte Ltd.

Singapore

Euronext UK Holdings Ltd. Commcise Software Ltd. Euronext India Private Limited

United Kingdom United Kingdom

India

Oslo Børs ASA

Norway Norway Norway Norway Sweden Norway Norway Norway Norway Finland Sweden Norway Norway France

Verdipapirsentralen ASA (“VPS”)

Oslo Market Solutions AS (e)

Fish Pool ASA Centevo AB (f)

NOTC AS

Euronext Nordics Holding AS Finance Web Working S.A.S.

Nord Pool Holding AS

Nord Pool AS

Nord Pool Finland Oy

Nord Pool AB

Nord Pool Consulting AS

Nord Pool European Market Coupling Operator AS

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2021 UNIVERSAL REGISTRATION DOCUMENT