10-Barrel WTI Crude Oil Futures on 24-7 Trading
Effective Sunday, August 30 (trade date Monday, August 31), CME Group will launch 10-Barrel WTI Crude Oil futures.
10-Barrel WTI Crude Oil futures is a cash-settled crude oil futures instrument (lookalike to Micro Crude Oil futures) with a 10-barrel unit of measure quantity. These futures will trade continuously on CME Globex and follow 24/7 technical market functionality and maintenance windows. All holiday or weekend trading from Friday evening through Sunday evening will have a trade date of the following business day, with clearing, settlement and regulatory reporting processed the following business day.
This topic outlines the necessary information for processing 10-Barrel WTI Crude Oil futures with 24/7 technical market functionality.
Contents
- 1 Revision History
- 2 Key Events and Dates
- 3 Testing and Certification
- 4 Summary of Impacts
- 5 Product Overview
- 5.1 Product Specification
- 5.1.1 Product Attributes
- 5.1 Product Specification
- 6 24/7 Technical Market Functionality
- 7 Summary of Gateway Connectivity and Configuration Details
- 8 iLink Order Entry
- 9 Drop Copy
- 10 Market Data Support
- 11 Straight-Through Processing
- 12 CME Reference Data API
- 13 Credit and Risk Management
- 14 FirmSoft
- 15 Additional Services
- 16 Contact Information
Revision History
Date | Description |
|---|---|
Monday, June 29, 2026 | Changed New Release launch date to Tuesday, June 30, 2026 after 4:00 p.m. CT. |
Wednesday, June 17, 2026 | Initial publication of this client impact. |
Key Events and Dates
Date | Milestone |
|---|---|
Tuesday, June 30, 2026 | New Release launch. |
Sunday, August 30, 2026 | Production launch. |
Testing and Certification
Certification is not required for customer systems already certified to CME MDP 3.0 Market Data, iLink Order Entry, and Drop Copy 4.0 Service for iLink. However, testing is strongly encouraged.
New release testing is available from Sunday, 5:00 p.m. Central Time (CT) to Friday, 4:00 p.m. CT. Weekend testing is not available.
Summary of Impacts
New MDP 3.0 channel 325.
Will utilize existing Market Segment (74).
iLink Convenience Gateway (CGW) sessions will support 24/7 trading.
Drop Copy CGW target sessions will support 24/7 trading.
Will utilize 24/7 shutdown/startup procedure.
Good Till (GT) orders supported for 10-Barrel WTI Crude Oil futures for 24/7 trading.
CME Globex Credit Controls (GC2) updates required to support 24/7 trading weekend limits.
Product Overview
This section provides the product details for 10-Barrel WTI Crude Oil futures.
Product Specification
Product | MDP 3.0: Tag 6937-Asset | iLink / MDP 3.0: Tag 1151-Security Group | Included Spreads and Combos: Tag 762-SecuritySubType | Market Data Channel MDP 3.0 Tag 1180 - APPLID |
|---|---|---|---|---|
10-Barrel WTI Crude Oil futures | TCL | CS | SP - Standard Calendar | 325 |
Product Attributes
Product | MDP 3.0: Tag 996-UnitofMeasure | MDP 3.0: Tag 1147-UnitOfMeasureQty | MDP 3.0: Tag 1231-MinLotSize | MDP 3.0: Tag 1300-MarketSegmentID |
|---|---|---|---|---|
10-Barrel WTI Crude Oil futures | BBL | 10 | 1 | 74 |
24/7 Technical Market Functionality
The 24/7 technical market functionality site describes technical front-end impacts, maintenance window processing, shutdown/startup procedures, and trading schedule examples for weekend trading with CME Group.
CME Globex Maintenance Windows and Market Hours
10-Barrel WTI Crude Oil futures will follow the existing 24/7 technical market functionality, maintenance windows, and market hours.
Maintenance windows can vary by product and are subject to change; all updates will be communicated via the Globex Notice.
10-Barrel WTI Crude Oil Futures Schedule
Day | Type | Close/Pause | Pre-Open/Open |
|---|---|---|---|
Saturday | Extended Maintenance Window | Close: 2:00 a.m. to 3:45 a.m. CT |
|
Monday through Friday | Daily Maintenance Window (with Trade Date roll) | Close: 4:00:00 p.m. to 4:01:00 p.m. CT |
|
Saturday Maintenance Window Processing Overview
The Saturday maintenance processing details are found in the 24/7 technical market functionality site.
Summary of Gateway Connectivity and Configuration Details
Market Segment Gateway (MSGW) Market Segment ID 74 (tag 1300-MarketSegmentID) will be utilized.
Order Entry Service Gateway (OESGW ID “4” and “2”) will be utilized by clients to register administrative information based on session type (MSGW or CGW). Clients must re-submit their Party Details Definition following the pre-open on Saturday.
Drop Copy for Market Segment Gateway Market Segment ID 74 will be utilized.
Gateway | Environment | Market Segment ID | Configuration File SFTP Directory | File Name |
|---|---|---|---|---|
Market Segment Gateway | Production | 74 | /MSGW/Production/Configuration | MSGW_Config.xml
|
New Release | /MSGW/NRCert/Configuration | |||
Certification | /MSGW/Cert/Configuration | |||
Order Entry Service Gateway MSGW | Production | 4 | /MSGW/Production/Configuration | MSGW_Config.xml
|
New Release | /MSGW/NRCert/Configuration | |||
Certification | /MSGW/Cert/Configuration | |||
Order Entry Service Gateway CGW | Production | 2 | /MSGW/Production/Configuration | MSGW_Config.xml
|
New Release | /MSGW/NRCert/Configuration | |||
Certification | /MSGW/Cert/Configuration | |||
Drop Copy for MSGW | Production | 74 | /DCMSGW/Production/Configuration | DCMSGW_Config.xml
|
New Release | /DCMSGW/NRCert/Configuration | |||
Certification | /DCMSGW/Cert/Configuration |
Connectivity Details
All connection and configuration file information, including directory and config.xml file names, will be located on the SFTP site (sftpng.cmegroup.com).
A user name and password is required to access the SFTP site.
iLink Order Entry
At the beginning of the Saturday extended maintenance window, CME Globex disconnects all clients' sessions, resets sequence numbers, and cancels resting day orders and mass quotes. Pre-registered administrative information is removed during the Saturday maintenance window. Clients must re-submit their Party Details Definition following the pre-open on Saturday.
Market Segment Gateway (MSGW)
All existing iLink Order Entry functionality is supported. Client systems may leverage existing iLink MSGW sessions.
Convenience Gateway (CGW)
iLink CGW sessions support 7-day markets.
Clients must have a 7-day enabled CGW iLink session to support 7 day trading.
7-day CGW sessions support all Globex futures and options markets, including 24/7 markets.
5-day CGW sessions can only submit futures and options orders during the weekday.
iLink Session Support Summary
Session Summary | Impact |
|---|---|
MSGW Session | All MSGW sessions can send orders 24/7 on CME Globex. |
5-day CGW Session | 5-day CGW sessions can only send orders between Sunday 4:05 p.m. and Friday 4:00 p.m. CT. |
7-day CGW Session | 7-day CGW sessions can send orders 24/7 on CME Globex. |
Drop Copy
All existing Drop Copy 4.0 Service for iLink functionality is supported. At the beginning of the Saturday extended maintenance window, CME Globex disconnects all clients' sessions and resets sequence numbers.
Drop Copy MSGW Session
All Drop Copy MSGW sessions support 24/7 trading.
Drop Copy CGW Session
Clients must have a 7-day enabled CGW Drop Copy session to support 24/7
7-day CGW target sessions support all futures and options markets 24/7 on Globex.
5-day CGW target sessions are only active during the weekday.
Drop Copy Target Session Support Summary
Session Summary | Impact |
|
|
|---|---|---|---|
7-day CGW target sessions | 7-day CGW target sessions can receive real-time copies of iLink Execution Report and Acknowledgement From CME Globex to Client System for 24/7 activity on CME Globex. |
|
|
Market Data Support
This section outlines market data impacts.
MDP 3.0 Market Data
With this launch, a new Market Data Channel ID 325 will be utilized. Market Data details are available via the CME MDP 3.0 Market Data site.
The MDP 3.0 - CME Globex Market Data Channel Guide provides a list of channels for CME Globex. Existing CME Globex MDP 3.0 and 24/7 technical market functionality will be supported for this launch.
Product | Environment | Channel ID | Configuration File SFTP Directory | File Name |
|---|---|---|---|---|
10-Barrel WTI Crude Oil futures | Production | 325
| /SBEFix/Production/Configuration | Config.xml |
New Release | /SBEFix/NRCert/Configuration | |||
Certification | /SBEFix/Cert/Configuration |
Market Data Multicast Connection Details
View multicast IP and port details (CME Group Login required) for the new market data multicast group Channel ID 325 for the Production and New Release environments.
Straight-Through Processing
CME Straight Through Processing supports trade reports for the 24/7 markets.
Service | Environment Connectivity |
|---|---|
FIX | |
FIXML |
CME Reference Data API
CME Reference Data API Version 3 supports 24/7 trading including CME Reference Data API - CME Globex Trading Hours and Holiday Schedules functionality.
Clients can use the sevenDayTradingIndicator attribute to identify only 24/7 instruments.
Seven Day Trading Indicator
Endpoint | Attribute Name | Description | Type | Filterable |
|---|---|---|---|---|
Instrument | sevenDayTradingIndicator | A yes/no (Y/N) flag that indicates if an instrument is available for 24/7 trading. | String |  |
Credit and Risk Management
With this launch, CME Globex Credit Controls (GC2) supports unique GC2 weekend limits. Client specified limits may affect weekend GT order cancellation. The GC2 weekday schedule for 5-day clients begins Sunday at 4:05 p.m. CT. At this time, 5-day client systems can start trading. For weekday limits, 5-day clients can trade during the expanded weekday schedule. Weekend credit GC2 limits for 10-Barrel WTI Crude Oil Futures should be setup for the NYMEX exchange.
7-day clients should follow the standard product schedule.
FirmSoft
The following table outlines FirmSoft availability.
Feature | Weekdays | Weekends |
|---|---|---|
Accessible at: one.cmegroup.com | Accessible at: https://firmsoftweekend.prod.cmegroup.com/ |
Additional Services
Functionality details on all other services, including CME Clearport, CME Direct, and CME Datamine, are found in the 24/7 Technical Market Functionality site.
Contact Information
For technical development support, contact Certification Support for Electronic Trading (CSET).
For production requests, please contact the Global Command Center (GCC).
For all other inquiries, please contact Global Account Management (GAM).