Main features

Cboe Large in Scale (Cboe LIS) is a platform supporting non-actionable IOI negotiation and actionable IOI (Firms-ups) execution allowing market participants to trade large blocks of European equities without revealing their IOI to the wider market.

Cboe LIS participants able to enter IOIs through the Cboe LIS FIX gateway using the FIX 4.2 protocol implementation with Cboe defined custom LIS FIX tag extensions.


Free 30 day evaluation

Further information

The OnixS directConnect: Cboe EU LIS FIX Handler SDK solutions include:

  • a choice of the OnixS FIX Engine range of .NET, C++ and Java FIX Engines providing high performance FIX engine and FIX/FAST solutions with the flexibility of technology platform choice and simple API's.
  • Cboe LIS venue specific calibrated, tested and supported FIX dictionary dialect variant protocol implementation.
  • fast-start reference implementation client application samples with source code to save time getting up and running.
  • the reassurance that the OnixS Cboe LIS FIX API SDK solutions are supported and certified.

Cboe Large in Scale (Cboe LIS) FIX Handler SDK solutions

Full supported Cboe LIS FIX 4.2 protocol API SDK with Cboe defined custom LIS FIX tag extensions.