Diurn
MIC codes / GSSI

GSSI

GOLDMAN SACHS INTERNATIONAL - SYSTEMATIC INTERNALISER

LONDON, GB · a segment of GSIL

Trading days

Answered by the national calendar for GB.

Oct 2026
Nov 2026
Dec 2026
OpenWeekendClosedEarly closeOpen for some productsSofter: most markets also closedBeyond what we can answerToday

Hours on an ordinary day, Europe/London time: 08:00–16:35verified

Coming up

Thu, 24 Dec 2026Christmas Eve08:00–12:35Early close
Fri, 25 Dec 2026Christmas DayClosed
Mon, 28 Dec 2026Boxing DayClosed
Thu, 31 Dec 2026New Year's Eve08:00–12:35Early close
Fri, 1 Jan 2027New Year's DayClosed

Recently

Nothing out of the ordinary.

From the API

The same answers, live, for any date the calendar reaches. Asking whether a venue is open needs no key.

curl https://api.diurn.io/v1/venues/GSSI/status
curl "https://api.diurn.io/v1/venues/GSSI/sessions?from=2026-11-06&to=2027-01-07"

Registry record

ISO 10383, as published on 2026-10-12.

Operating MICGSIL
TypeSGMT
Market nameGOLDMAN SACHS INTERNATIONAL - SYSTEMATIC INTERNALISER
LEIW22LROWP2IHZNBB6K528
Market categorySINT
CountryGB
CityLONDON
WebsiteWWW.GOLDMANSACHS.COM/GSET
StatusACTIVE
Created2016-10-24
Last updated2016-10-24
CommentsGSI SYSTEMATIC INTERNALISER