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00:00
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09:30
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23:59

Trading Hours (Monday - Friday):

Pre-market
04:00 - 09:30
Main market
09:30 - 16:00
Post-market
16:00 - 20:00
All times are displayed in the America/New_York timezone (EDT, UTC-04:00).
Exchanges

OSTTRA SEF LIMITED

Description

NEX SEF (NEXS) is a swap execution facility operated by NEX SEF Limited, based in London, United Kingdom. It groups the venue's SEF segments including reset and risk-mitigation services.

Specifications

MIC code
NEXS
Operating MIC code
NEXS
OPRT/SGMT
OPRT
Market name – Institution description
OSTTRA SEF
LEI
2138008LPQ92DIHKHY20
Market category code
SEFS
ISO country code
GB
City
London
Registry status
Active
Creation date
Nov 28, 2016
Last update
Dec 22, 2025
Last validation
Dec 22, 2025
Comments
SWAP EXECUTION FACILITY.