Critical System Updates |
Expanded Security Definition Messages for User-Defined Spreads New tags for UDS Security Definition Messages
In addition, tag 600-LegSymbol, in the repeating group tag 555-NoLegs, will now identify the Symbol (tag 55) for each leg. Currently, tag 600 always contains [N/A]. The expanded Security Definition messages will be launched according to the following schedule:
There will be no template changes for this launch. The expanded Security Definition messages are currently available for customer testing in the New Release environment. New Mandatory iLink Tags Based on customer feedback, the requirements have been updated and clarified to be more easily supported by system providers. A summary of the clarifications are captured below. The new tags will be used to indentify:
All customer order routing systems must support and accurately populate these new tags, and complete the mandatory certification via AutoCert+ by June 5. The new tags are available in New Release for customer testing. There are no impacts to FIX/FAST market data with this launch. Please see the updated |
New Functionality | |||||||||
COMEX, NYMEX, and DME Futures Enhancements COMEX, NYMEX, and DME Futures Enhancements
Please note: for the COMEX futures enhancements launch on December 12, customers are asked to please cancel all Good 'Till Cancel (GTC) and Good 'Till Date (GTD) orders for these COMEX futures and futures spreads after their respective closes on Friday, December 10. After 16:15 CT on Friday, December 10, all remaining GTC and GTD orders for these products will be cancelled by the CME Globex Control Center (GCC). GTC and GTD orders for COMEX futures and futures spreads may be re-entered during an extended pre-open period, starting at 15:00 CT, on Sunday, December 12. TAS products will pre-open at their normal time, 16:15 CT. If you have any questions, please contact the CME Globex Control Center at 312.456.2391, in Europe at 44.20.7623.4708, or in Asia at 65.6223.1357. In internal testing environments, the enhancements for COMEX have resulted in significantly reduced message response times. Already among the fastest in the industry, this upgrade is expected to reduce iLink and FIX/FAST response times by an average of 30%. As a result of the reduced message response times, bandwidth utilization in these futures markets is expected to ultimately increase by as much as 30%. The messaging and functionality impacts are documented online in the CME Group recommends all system providers supporting NYMEX, COMEX or DME futures test these changes thoroughly in New Release. |
Product Changes | ||||||||
FIX tag 55-Symbol Change for E-mini S&P SmallCap 600 Futures FIX tag 55-Symbol Change for E-mini S&P SmallCap 600 (SMC)
The E-mini S&P SmallCap 600 (SMC) with the new tag 55 value is now available in New Release for customer testing.
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Events & Announcements |
If you have any questions or concerns, please contact Certification Support for Electronic Trading CME Group E-mail Survey Help us provide you with more relevant and meaningful E-mail communications. The survey will take no longer than 10 minutes to complete and upon completion, you will be entered into a drawing to win a $50 gift certificate to Amazon.com. CME Co-Location Services Details
If you are interested in having the lowest possible latency connection to the CME Globex platform, contact your
CME Co-Location Briefing Center Now Open For your convenience, the CME Co-Location Briefing Center is now open and located at 141 West Jackson in Chicago, IL. The Briefing Center includes displays of:
Conference room facilities are also available. To access the Briefing Center, an appointment is needed. Please contact your |