IT Documentation

In preparation for the launch of Euronext ETF Europe, planned for 29 September, Euronext will hold a Customer Dress Rehearsal (CDR) and the Go-Live weekend on Saturday, 13 September 2025 and Saturday, 27 September 2025, respectively. This document aims to provide guidance on prerequisites, timing, scope and a detailed schedule to the clients for them to prepare for the event of Saturday, 13 September 2025.

Product Specification for Listed Products

The purpose of this document is to describe all the files required for Trading on Optiq platform

The purpose of this document is to describe all the files required for Trading on Optiq platform

The purpose of this document is to set out the client messages specification for Optiq OEG using FIX 5.0 format. More specifically, it describes the content of administrative and application messages and provides detailed field descriptions.

The purpose of this document is to set out the client messages specification for Optiq OEG using FIX 5.0 format. More specifically, it describes the content of administrative and application messages and provides detailed field descriptions.

The purpose of this document is to describe the Optiq Market Data Gateway

The purpose of this document is to describe the Optiq Market Data Gateway

This document is about the Drop Copy Service that provides, nearly, a real-time copies of required information produced by Optiq under trade reports and order messages format.

This document is about the Drop Copy Service that provides, nearly, a real-time copies of required information produced by Optiq under trade reports and order messages format.

oeg_binary_sbe_input_357

mdg_binary_sbe_input_357

external_drop_copy_messages_binary_sbe_input_357

The purpose of this document is to describe the technology and the supported messages for Commodity Position Reporting requirements under MiFID II

The purpose of this document is to describe the technology and the supported messages for Commodity Position Reporting requirements under MiFID II

This document sets out the client messages specifications for Optiq OEG using the SBE format. More specifically, it describes the contents of administrative and application messages and provides detailed field descriptions.

This document sets out the client messages specifications for Optiq OEG using the SBE format. More specifically, it describes the contents of administrative and application messages and provides detailed field descriptions.

ENXT Power Derivatives Detailed Contract Specifications

This document details the Euronext policy and accompanying procedures for
(i) any party involved in developing, testing or deploying in-house or ISV (independent software vendor) trading applications that interoperate with the Euronext Trading Platform;
(ii) ISVs who develop, test and deploy trading applications that interoperate with the Euronext Trading Platform;
(iii) Application Service Providers (ASP) and hosted solutions that enable use of the Euronext Trading Platform; and
(iv) any party involved in using algorithms for trading purposes.

Note: The APA/ARM sections of this document complies with the UK DRSP regulatory framework governance.

The purpose of this document is to describe all the files required for Trading on Optiq platform.

The purpose of this document is to describe all the files required for Trading on Optiq platform

This document provides Euronext customers with functional and technical details regarding the direct distribution of bonds on the occasion of an Initial Bond Offering (hereinafter the “Direct Distribution Service”) available on the Optiq® trading system, with reference to the Bond segment (Euronext Access Milan, MOT).

File including all ETF instruments in scope for the TG reorganisation in the context of Euronext ETF Europe project, highlighting the former Trading Group and the new Trading Group for each instrument.

The scope of this document is to provide a technical description of the “OTR Calculation and Reporting” service. Chapter 2 of this document provides details regarding the implementation of the OTR regime for Borsa Italiana markets. Chapters from 3 to 5 provide technical information and specifications regarding the daily OTR reports made available to Borsa Italiana Member Firms

The purpose of this document is to introduce the Short Long Code (SLC) Manager GUI and API as well as data requirements for the submission of a mapping between short codes and long codes for Euronext Cash and Derivative Markets and Bourse de Luxembourg.

This document provides indications to the Non-MiFID Member Firms of Euronext Cash & Derivatives markets, in order to fulfil the obligation to article 2.4 MEMBERS CONTINUING OBLIGATIONS, rule 2402, in the Euronext Rule Book Book I: Harmonised Rules.

SSF and SSDF - SEK, CHF, USD - NEXT EUA Instruments

Single Stock Futures and Single Stock Dividend Futures - SEK, CHF, USD

Swiss and Swedish Single Stock Options - SEK, CHF

Linked to the Cash Info-Flash "Euronext ETF Europe – Next EUA availability"

ETF UPDATES - Appendix to Euronext Instructions 4-01 4-03 Trading Manuals – DRAFT Version

This document provides detailed information regarding the design of the daily derivatives trading fees OPEJ3 file.

The purpose of this document is to describe the Optiq Market Data Gateway.

The purpose of this document is to describe the Optiq Market Data Gateway.

The purpose of this document is to set out the client messages specification for Optiq OEG using FIX 5.0 format. More specifically, it describes the content of administrative and application messages and provides detailed field descriptions.

The purpose of this document is to set out the client messages specification for Optiq OEG using FIX 5.0 format. More specifically, it describes the content of administrative and application messages and provides detailed field descriptions

This document sets out the client messages specifications for Optiq OEG using the SBE format. More specifically, it describes the contents of administrative and application messages and provides detailed field descriptions.

This document sets out the client messages specifications for Optiq OEG using the SBE format. More specifically, it describes the contents of administrative and application messages and provides detailed field descriptions.

This document provides the detailed functional specifications of the Request For Quote service, which is a feature of the Optiq® Trading Solution.

This document provides the detailed functional specifications of the Request For Quote service, which is a feature of the Optiq® Trading Solution.

This document sets out the client messages specifications for Optiq OEG using the SBE format. More specifically, it describes the contents of administrative and application messages and provides detailed field descriptions.

This document sets out the client messages specifications for Optiq OEG using the SBE format. More specifically, it describes the contents of administrative and application messages and provides detailed field descriptions.

The purpose of this document is to set out the client messages specification for Optiq OEG using FIX 5.0 format. More specifically, it describes the content of administrative and application messages and provides detailed field descriptions.

The purpose of this document is to set out the client messages specification for Optiq OEG using FIX 5.0 format. More specifically, it describes the content of administrative and application messages and provides detailed field descriptions.

TGs target - BGEM-ETLX-MTAH

The purpose of this document is to describe the Optiq Market Data Gateway.

mdg_binary_sbe_input_356

oeg_binary_sbe_input_356

external_drop_copy_messages_binary_sbe_input_356

Optiq OEG TCS Error List - Technical Specifiations - Euronext Cash and Derivatives Markets - External - v.5.356

Euronext has developed a suite of reporting services to support clients to meet their obligations under the Markets in Financial Instruments Directive II and as amended and transposed into the laws of the United Kingdom pursuant to the European Union (Withdrawal) Act 2018 and the European Union (Withdrawal Agreement) Act 2020 (“UK MiFID II”).

Euronext has developed a suite of reporting services to support clients to meet their obligations under the Markets in Financial Instruments Directive II and as amended and transposed into the laws of the United Kingdom pursuant to the European Union (Withdrawal) Act 2018 and the European Union (Withdrawal Agreement) Act 2020 (“UK MiFID II”).

This client specification document is related to the Euronext Saturn Web Services, part of the Euronext Global Reporting Solution dedicated to answer the MiFID II reporting and publication requirements. Saturn offers a REST API which can be used to access the reporting services.

This client specification document is related to the Euronext Saturn Web Services, part of the Euronext Global Reporting Solution dedicated to answer the MiFID II reporting and publication requirements. Saturn offers a REST API which can be used to access the reporting services.

The purpose of this document is to set out the client messages specification for Optiq OEG using FIX 5.0 format. More specifically, it describes the content of administrative and application messages and provides detailed field descriptions.

The purpose of this document is to set out the client messages specification for Optiq OEG using FIX 5.0 format. More specifically, it describes the content of administrative and application messages and provides detailed field descriptions.

This document sets out the client messages specifications for Optiq OEG using the SBE format. More specifically, it describes the contents of administrative and application messages and provides detailed field descriptions.

This document provides all multicast addresses required to access the Euronext Optiq® Market Data Gateway External User Acceptance (EUA).

This document provides all multicast addresses required to access the Euronext Optiq® Market Data Gateway External User Acceptance (EUA).

The purpose of this document is to describe the Optiq Market Data Gateway.

This document provides all multicast addresses required to access the Euronext Optiq® Market Data Gateway Production and Disaster Recovery (DR).

This document provides all multicast addresses required to access the Euronext Optiq® Market Data Gateway Production and Disaster Recovery (DR).

The purpose of this document is to describe all the files required for Trading on Optiq platform.

The purpose of this document is to describe all the files required for Trading on Optiq platform.

This document sets out the client connectivity configuration specifications for Optiq® Order Entry Gateways (OEG).

This document sets out the client connectivity configuration specifications for Optiq® Order Entry Gateways (OEG).

This document sets out the client messages specifications for Optiq OEG using the SBE format. More specifically, it describes the contents of administrative and application messages and provides detailed field descriptions.

Euronext Optiq Market Data Gateway MDG Lite - External User Acceptance Environment v1.5

Euronext Optiq Market Data Gateway MDG Lite - Production Connectivity v1.5

MDG Lite - User Configuration Form

Euronext RiskGuard for Cash Markets is the Euronext pre-trade risk management service, providing Risk Managers at Clearing or Trading Euronext Member firms with the ability to monitor their clients' or firm's risk exposure

MiFID II - Tick sizes Equities Update 15 May 2025

Linked to the Cash Info-Flash "Extension of RFQ to non-Italian ETP markets and ETP Trading Groups reorganization" sent on 12/05/2025
Linked to the Cash Info-Flash "Reminder - RFQ extension to non-Italian ETP markets, ETP Trading Groups reorganization and Auto-RFQ" sent on 07/07/2025

Optiq OEG TCS Error List - TechnicaL Specifiations - Euronext Cash and Derivatives Markets - ExternaL - v.5.355.0

This document provides all multicast addresses required to access the Euronext Optiq® Market Data Gateway Production and Disaster Recovery (DR).

The purpose of this document is to provide general technical information about Euronext Common File Transfer System Services. Euronext Common File Transfer System (CFTS) provides file distribution services to customers that have either an EMDDA (market data), SPA (Service Provider) or TPA (Trading Platform) agreement to get access to the core trading chain of Euronext.

The purpose of this document is to provide general technical information about Euronext Common File Transfer System Services. Euronext Common File Transfer System (CFTS) provides file distribution services to customers that have either an EMDDA (market data), SPA (Service Provider) or TPA (Trading Platform) agreement to get access to the core trading chain of Euronext.

This document sets out the client messages specifications for Optiq OEG using the SBE format. More specifically, it describes the contents of administrative and application messages and provides detailed field descriptions.

This document sets out the client messages specifications for Optiq OEG using the SBE format. More specifically, it describes the contents of administrative and application messages and provides detailed field descriptions.

This document provides the detailed functional specifications of the Request For Quote service, which is a feature of the Optiq® Trading Solution.

This document provides the detailed functional specifications of the Request For Quote service, which is a feature of the Optiq® Trading Solution.

The purpose of this document is to set out the client messages specification for Optiq OEG using FIX 5.0 format. More specifically, it describes the content of administrative and application messages and provides detailed field descriptions.

The purpose of this document is to set out the client messages specification for Optiq OEG using FIX 5.0 format. More specifically, it describes the content of administrative and application messages and provides detailed field descriptions.

The purpose of this document is to describe Cash Market Kinematics for Optiq Order Entry Gateway (OEG) and Market Data Gateway (MDG).

The purpose of this document is to describe Cash Market Kinematics for Optiq Order Entry Gateway (OEG) and Market Data Gateway (MDG)

The purpose of this document is to detail Kinematics for Optiq Order Entry Gateway and Market Data Gateway messages.

The purpose of this document is to detail Kinematics for Optiq Order Entry Gateway and Market Data Gateway messages.

This document provides all multicast addresses required to access the Euronext Optiq® Market Data Gateway External User Acceptance (EUA). 

The purpose of this document is to describe all the files required for Trading on Optiq platform.

The purpose of this document is to describe all the files required for Trading on Optiq platform.

This document is about the Drop Copy Service that provides, nearly, a real-time copies of required information produced by Optiq under trade reports and order messages format

This document is about the Drop Copy Service that provides, nearly, a real-time copies of required information produced by Optiq under trade reports and order messages format.

oeg_binary_sbe_input_355

This document provides all multicast addresses required to access the Euronext Optiq® Market Data Gateway Production and Disaster Recovery (DR).

The purpose of this document is to describe the Optiq Market Data Gateway.

The purpose of this document is to describe the Optiq Market Data Gateway.

mdg_binary_sbe_input_355

external_drop_copy_messages_binary_sbe_input_355

This document provides all multicast addresses required to access the Euronext Optiq® Market Data Gateway External User Acceptance (EUA).

This document sets out the client messages specifications for Optiq OEG using the SBE format. More specifically, it describes the contents of administrative and application messages and provides detailed field descriptions.