This document sets out the client connectivity configuration specifications for Optiq® Order Entry Gateways (OEG). It describes the sources of data for connectivity, manner in which clients should attempt to connect to the OEGs. Additionally, this document contains the details of Cancel on Disconnect service, OEG Throttling, and High Availability & Business Continuity functionalities. This document is a supporting document to the interface technical specifications.

This document sets out the client connectivity configuration specifications for Optiq® Order Entry Gateways (OEG). It describes the sources of data for connectivity, manner in which clients should attempt to connect to the OEGs. Additionally, this document contains the details of Cancel on Disconnect service, OEG Throttling, and High Availability & Business Continuity functionalities. This document is a supporting document to the interface technical specifications.

oeg_binary_sbe_input_369

Optiq OEG TCS Error List - Technical Specifications - Euronext Cash and Derivatives Markets - External - v.369

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.

oeg_binary_sbe_input_367

Fixed Income clearing migration - ISINs for client testing

This document provides Euronext customers with functional and technical details regarding the centralization of the retail demand through the Optiq® trading system on the occasion of an Initial Public Offer (hereinafter the “IPO Centralization”) on Euronext Paris and Euronext Growth Paris markets.

EU T+1 Settlement High-level test strategy and readiness plan

ISINs for Client Testing - Euronext European Offering

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.

oeg_binary_sbe_input_365

Product Specification for Listed Products

ENXT Power Derivatives Detailed Contract Specifications

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.

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

The purpose of this document is to describe the Euronext Stream Pro Solution.

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.

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.

optiq_ctp_gateway_equities_binary_sbe_input_369

optiq_ctp_gateway_bonds_binary_sbe_input_369

euronext_stream_pro_regulatory_binary_sbe_input_369

euronext_stream_pro_standard_binary_sbe_input_369

external_drop_copy_messages_binary_sbe_input_369

mdg_binary_sbe_input_369

This document provides all multicast addresses required to access the Euronext Optiq® Market Data Gateway External User Acceptance (EUA). Only shaped data is provided in the test environment. In order to ensure a Production-like test environment, separate IP addresses and ports are used to replicate the Production ‘shaped’ and ‘unshaped’ configuration.

This document provides all multicast addresses required to access the Euronext Optiq® Market Data Gateway External User Acceptance (EUA). Only shaped data is provided in the test environment. In order to ensure a Production-like test environment, separate IP addresses and ports are used to replicate the Production ‘shaped’ and ‘unshaped’ configuration.

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 provides all multicast addresses required to access the Euronext Optiq® Market Data Gateway External User Acceptance (EUA). Only shaped data is provided in the test environment. In order to ensure a Production-like test environment, separate IP addresses and ports are used to replicate the Production ‘shaped’ and ‘unshaped’ configuration.

This document provides all multicast addresses required to access the Euronext Optiq® Market Data Gateway External User Acceptance (EUA). Only shaped data is provided in the test environment. In order to ensure a Production-like test environment, separate IP addresses and ports are used to replicate the Production ‘shaped’ and ‘unshaped’ configuration.

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

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.

euronext_stream_pro_regulatory_binary_sbe_input_367

euronext_stream_pro_standard_binary_sbe_input_367

optiq_ctp_gateway_bonds_binary_sbe_input_367

optiq_ctp_gateway_equities_binary_sbe_input_367

external_drop_copy_messages_binary_sbe_input_367

mdg_binary_sbe_input_367

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 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.

optiq_ctp_gateway_bonds_binary_sbe_input_365

optiq_ctp_gateway_equities_binary_sbe_input_365

euronext_stream_pro_standard_binary_sbe_input_365

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 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.

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

external_drop_copy_messages_binary_sbe_input_365 (1)

mdg_binary_sbe_input_365

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.

ETPs subject to Trading Group and Settlement System changes - Effective 24 September 2026

Product Calendar Continental Power

CONTRACT SPECIFICATIONS - CONTINENTAL EUROPE - POWER DERIVATIVES

Equities - Trading Group and Settlement System change on 21 September 2026

ETPs - Trading Group and Settlement System change on 21 September 2026
 

ETPs on Paris market changing place of settlement as of 1 September 2026
 

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 Specifications - Euronext Cash and Derivatives Markets - External - v.366

Optiq OEG TCS Error List - Technical Specifications - Euronext Cash and Derivatives Markets - External - v.365

MIFID II – Equities Liquidity-LIS Update 7 April 2026
 

MiFID II - Equities Tick Size Update 7 April 2026

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.

PURPOSE 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 provide Euronext clients with the agenda and the guidelines related to the Euronext 2025 Disaster Recovery Test.

example of the new format of SLC alert report file (xlsx)

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.

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.

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”).

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”)

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

Derivatives trading Fees file - OPEJ3 - Specifications v1.5.5

Derivatives trading Fees file - OPEJ3 - Specifications v1.5.5 + TC