Trading days
Answered by the calendar of its operating MIC, XNYM. The registry says this segment belongs to it.
Hours on an ordinary day, America/Chicago time: 17:00–16:00 (+1) (from the day before)
Coming up
| Thu, 26 Nov 2026 | Thanksgiving Day | 17:00–12:00 (+1) (from the day before) | |
| Fri, 27 Nov 2026 | Day after Thanksgiving | 17:00–12:00 (+1) (from the day before) | |
| Thu, 24 Dec 2026 | Christmas Eve | 17:00–12:00 (+1) (from the day before) | |
| Fri, 25 Dec 2026 | Christmas Day | ||
| Fri, 1 Jan 2027 | New Year's Day |
Recently
| Mon, 7 Sept 2026 | Labor Day | 17:00–12:00 (+1) (from the day before) |
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/XNYL/status curl "https://api.diurn.io/v1/venues/XNYL/sessions?from=2026-11-06&to=2027-01-07"
Registry record
ISO 10383, as published on 2026-10-12.
| Operating MIC | XNYM |
|---|---|
| Type | SGMT |
| Market name | NEW YORK MERCANTILE EXCHANGE - ENERGY MARKETS |
| Market category | NSPD |
| Acronym | NYMEX MTF LIMITED |
| Country | US |
| City | NEW YORK |
| Website | WWW.NYMEXONLCHCLEARNET.COM |
| Status | ACTIVE |
| Created | 2008-05-26 |
| Last updated | 2008-05-26 |
| Comments | ELECTRONIC TRADING PLATFORM FOR ENERGY MARKETS |