Euronext Block

The hub for SME block trading
Euronext Block is the pan-European MTF helping to safely source new and unique Large-In-Scale (LIS) liquidity, especially on Small and Midcap stocks.


Choose Euronext Block

Do you want to trade illiquid stocks and improve SME liquidity?
Are you looking for the safest venue to trade blocks?

  • Join a community of local brokers to trade in a trusted environment
  • Access unique liquidity sourced by local actors
  • Get a specialist status to reflect your expertise on your chosen stock instruments
  • Benefit from an Indication of Interest (IOI) functionality to target peers and find liquidity without any information leakage


Approx. 2,000 stocks available for trading


12 national markets across Europe


by LCH SA and EuroCCP


by the Belgian Financial Services and Markets Authority (FSMA)


Using Euronext Optiq® cutting-edge trading technology


No additional connectivity to a new network


Using your existing connections to Euronext

Trading fees

Low trading fees (0.30bps), applied on executed volume

Euronext Block in a nutshell

Watch this presentation video to understand the service and the detailed trading workflow for market participants.


How to access Euronext Block

Straightforward and simplified onboarding

  • Firms with membership to Euronext Brussels are automatically members of Euronext Block.
  • Firms without Euronext Brussels membership must complete the relevant membership forms.

Contact the Euronext Membership team (see details below).

More about Euronext Block

Euronext Block in the media

Best Execution- Guillaume Battini

Best Excution

Building liquidity for SMEs (October 2021)

Buy-side Trading Community

The Buy-side Trading Community (BTC)

Euronext Block – the hub for SME Block Trading (September 2021)

Euronext and environment, social and governance (ESG)

The Trade

Euronext to launch block trading for SME securities (April 2021)



Euronext va déployer un système de négociation pour les actions de PME (March 2021)


Euronext Block

Euronext Membership

Onboarding and Client Administration

+31 (0)20 721 4264