BrokerTec Markets on CME Globex Update - November 9, 2023

Topics in this issue include:

• Critical System Information
  • iLink Mass Order Cancel Change - This Week
  • iLink 3 SBE Schema for BrokerTec - This Week
  • CME Globex Performance Enhancement for BrokerTec US Treasury Actives, BrokerTec EGB, and BrokerTec UK Gilts - November 19 New
  • Increased Mass Quote Messaging Capacity - January 7, 2024 
• Product Launches
  • BrokerTec US Treasuries RV Butterfly Spreads - January 28, 2024
• Post-Trade
  • Support for BrokerTec US Treasuries RV Butterfly Spreads in CME STP FIX and FIXML - January 28, 2024
• Announcements and Additional Resources
  • BrokerTec Market Support Contact Updates - This Week

Versions of BrokerTec notices dated March 23, 2023, and onward are available from the Notice Search page. 

Archived BrokerTec notices dated July 2019 through March 9, 2023, are available from the BrokerTec Support Portal, which requires a separate login.  

Critical System Information

iLink Mass Order Cancel Change

Effective this Sunday, November 12 (trade date Monday, November 13), the maximum number of individual cancelled orders listed in one Order Mass Action Report on CME Globex will be reduced to 75.  Currently, the maximum number of cancelled orders listed in one Order Mass Action Report is 125.

This change is currently available for customer testing in New Release.

More information about Mass Order Cancel functionality is available in the Client Systems Wiki.

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iLink 3 SBE Schema for BrokerTec - November 12

Starting this  Sunday, November 12, BrokerTec on CME Globex will no longer accept iLink 3 schema version 5 messages in the New Release environment.

Effective with this change, BrokerTec GFE 10.6.0.18+ will be required for access in the New Release environment.

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New - CME Globex Performance Enhancement for BrokerTec US Treasury Actives, BrokerTec EGB, and BrokerTec UK Gilts

Effective Sunday, November 19 (trade date Monday, November 20), CME Globex will implement internal changes to BrokerTec US Treasury Actives, BrokerTec EGB, and BrokerTec UK Gilts on CME Globex

These changes will have no functional or messaging impacts to client gateways. In internal testing, these changes improved performance on CME Globex around 10%. 

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Increased Mass Quote Messaging Capacity

Effective Sunday, January 7, 2024 (trade date Monday, January 8), customers will be able to quote and quote cancel up to 375 messages per second (MPS). Currently, customers can quote or quote cancel a maximum of 350 MPS.

This change will be available for customer testing in New Release on Thursday, November 16.

More information about Mass Quote Messaging Thresholds is available in the Client Systems Wiki.

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Product Launches

BrokerTec US Treasuries RV Butterfly Spreads

Effective Sunday, January 28, 2024 (trade date Monday, January 29) new exchange-defined BrokerTec US Treasuries RV Butterfly spreads will be made available for trading on CME Globex.  BrokerTec US Treasuries RV Butterfly spreads will utilize a new strategy type (RB). BrokerTec US Treasuries RV Butterfly spreads will allow customers to trade between three US Treasury Actives at different points on the yield curve in a single transaction to eliminate legging risk and allow more efficient execution.

Similar to RV Curve spreads, the RV Butterfly spreads will trade at yield differentials in a +1:-2:+1 convention; and prices will be inverted as in a typical yield market. These spreads will have predefined DV01-neutral leg ratios.

Please review the Client Impact Assessment for detailed spread construction and pricing examples.

These changes will be available for customer testing in the New Release environment on Monday, November 20.

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Post- Trade

Support for BrokerTec US Treasuries RV Butterfly Spreads in CME STP FIX and FIXML

Effective Sunday, January 28, 2024 (trade date Monday, January 29), new exchange-defined BrokerTec US Treasuries RV Butterfly spreads will be made available for trading on CME Globex.

Trade capture reports for trades of BrokerTec RV Butterfly spread will be denoted with a new security sub type "RB" (FIX : tag 762-SecuritySubTyp=RB) (FIXML : /TrdCaptRpt/Instrmt/@SubTyp="RB")

The spreads will be available for customer testing in New Release on Monday, November 20.

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Announcements and Additional Resources

BrokerTec Market Support Contact Updates

Effective Sunday, November 12, market support for BrokerTec US and EU markets will integrate with the CME Global Command Center (GCC).

This integration will result in the following BrokerTec market support contact changes:

• All support queries via email should be sent to gcc@cmegroup.com. All email replies from the GCC will come from this address.
• All emails sent to btec_eu@nex.com and ms@btec.com will be automatically redirected to gcc@cmegroup.com.
• The existing BrokerTec market support phone numbers will be decommissioned. BrokerTec market support phone queries should be made to regional GCC numbers, selecting option 4 for EU and 5 for US.
• In January 2024, the btec_eu@nex.com and ms@btec.com email addresses will be decommissioned,and emails sent to these addresses will not be delivered.

If you have any questions prior to November 12 regarding:

• BrokerTec EU, please email btec_eu@nex.com or contact BrokerTec EU (CME Global Command Center) at +44 20 7818 9890.
• BrokerTec US, please email ms@btec.com or contact BrokerTec US (CME Global Command Center) at +1 212 521 4700.

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