IT Documentation by scope

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

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MiFID II - Tick sizes Equities Update 7 April 2025

Fixed Income New Trading Group Structure - List of the impacted securities

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New Trading Groups structure for Euronext Amsterdam Brussels Lisbon and Paris Fixed Income markets

ETPs cryptos Paris_Amsterdam

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DeliverableBonds file related to Next EUA environment, providing for each contract the deliverable bond basket’s composition and the related Conversion Factors

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external_drop_copy_messages_binary_sbe_input_338

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oeg binary sbe input 336

external_drop copy_messages binary sbe input 336

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

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.

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 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 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.

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.

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.

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.

Optiq OEG TCS Error List 

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).

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

Optiq OEG TCS Error List - Technical Specification - Euronext Cash and Derivatives Markets - External - v5.353.1

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)

Optiq OEG TCS Error List - Technical Specification - Euronext Cash and Derivatives Markets - External - v5.352.0

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.

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 describes the files generated on a daily basis by the Optiq for the End Of Day (EOD) application and provided to the members of the Euronext Cash regulated markets

This document describes the files generated on a daily basis by the Optiq for the End Of Day (EOD) application and provided to the members of the Euronext Cash regulated markets

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

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.

Optiq OEG TCS Error List - Technical Specification - Euronext Cash and Derivatives Markets - External - v5.351.0

The purpose of this document is to provide Clients with a detailed definition of the Euronext Colocation Services provided by the Euronext Group, including all relevant technical configurations and hosting facility specifications.

Optiq Drop Copy Service - Interface Specification - Euronext Cash and Derivatives Markets - External - v5.39.0 +TC

Optiq Drop Copy Service - Interface Specification - Euronext Cash and Derivatives Markets - External - v5.39.0

Optiq OEG FIX 5.0 Messages - Interface Specification - Euronext Cash and Derivatives Markets - External - v5.39.0 +TC

Optiq OEG FIX 5.0 Messages - Interface Specification - Euronext Cash and Derivatives Markets - External - v5.39.0

Optiq OEG SBE Messages - Interface Specification - Euronext Cash and Derivatives Markets - External - v5.39.0 +TC

Optiq OEG SBE Messages - Interface Specification - Euronext Cash and Derivatives Markets - External - v5.39.0

Optiq OEG SBE Messages - Interface Specification - Euronext Cash and Derivatives Markets - External - v5.38.0 + TC

Optiq OEG FIX 5.0 Messages - Interface Specification - Euronext Cash and Derivatives Markets - External - v5.38.0 + TC

Optiq OEG SBE Messages - Interface Specification - Euronext Cash and Derivatives Markets - External - v5.38.0

Optiq OEG FIX 5.0 Messages - Interface Specification - Euronext Cash and Derivatives Markets - External - v5.38.0

Optiq OEG TCS Error List - Technical Specification - Euronext Cash and Derivatives Markets 

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 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.

Optiq OEG TCS Error List - Technical Specification - Euronext Cash and Derivatives Markets - External - v5.35.0

The purpose of this document is to provide customers with a description of the Optiq order entry conformance script, with scenarios for connectivity, functional data conformance and high availability tests for Euronext Derivates markets.

The purpose of this document is to provide customers with a description of the Optiq order entry conformance script, with scenarios for connectivity, functional data conformance and high availability tests for Euronext Cash markets.

Functional overview of Euronext Pre-Trade Risk Management on Derivatives markets.

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

Self-Trade Prevention (STP) has been introduced on Euronext’s Markets to allow Member Firms performing specific types of activities (e.g. Market Makers) to avoid trading with themselves.

Self-Trade Prevention (STP) has been introduced on Euronext’s Markets to allow Member Firms performing specific types of activities (e.g. Market Makers) to avoid trading with themselves.

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 provide a description of the main functionalities and services offered by Optiq® for Euronext Derivatives markets, with a focus on key principles, examples where possible, as well as advantages and benefits.
Moreover, at the end of the document, technical and architectural topics are also covered for the sake of completeness.

Euronext RiskGuard is a pre-trade risk management service providing Risk Managers at Clearing or Trading Member firms of Euronext the ability to monitor their clients' or firm's risk exposure. This document describes how to set and amend the different pre trade risk controls available through the Euronext RiskGuard web-based User Interface (UI).

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 describes the functional and technical requirements related to the implementation of Euronext Mid-Point, Non-Displayed trading functionalities on Euronext Markets.

Self-Trade Prevention (STP) has been introduced on Euronext’s Markets to allow Member Firms performing specific types of activities (e.g. Market Makers) to avoid trading with themselves.

This document provides Euronext customers with updated functional and technical details regarding the IPO Direct Distribution trading model.

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.

Euronext Disaster Recovery Test 5 October 2024 - Guidelines for Participants

Common File Transfer System Members - User Guide - Euronext Cash and Derivatives Markets - External - v5.35.0

Common File Transfer System Members - User Guide - Euronext Cash and Derivatives Markets - External - v5.35.0 +TC

Euronext Power Derivatives - Margin simulation kit

This document is for all Euronext Trading Members and presents the new Reconciliation Service that Euronext is offering to allow a wider verification of trades in the case of failure and/or failover. This service is available via the CFTS application and generates Golden Files and Delta Files.