Topics in this issue include:
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Critical System Updates | |||||||||
New Market Data Channel for OneChicago Single Stock Futures This change only affects the FIX/FAST market data messages currently available on CME Globex (i.e., Security Definition, Security Status and settlement prices). All other market data information (i.e., prices) is available only directly from OneChicago. Port and multicast addresses for the new Market Data Platform channel will be available in the config.xml file on SSF market data in New Release is available on the new channel now for customer testing. iLink Infrastructure Changes and Performance Enhancements To reduce market risk, the upgrades will be phased in from July 12 through August 16. Please contact your
This harmonization of tag 48-SecurityID will provide customers a key for linking FIX/FAST and iLink messaging for a particular instrument. With this launch, CME Globex will always send the new format for tag 48 in iLink, even if customer systems submit the old format. For instance, if the customer submits a new order with tag 48=CME009606070, CME Globex will respond with tag 48=960607 FIX tag 48 Harmonization
The tag 48 harmonization will be available for customer testing in New Release Monday, August 31. Elimination of Exchange-Defined Options Strategies on CME Globex CMEG currently prelists approximately 360,000 options spreads per week, known as Exchange-Defined Spreads (EDS). Less than 1% of the more than 360,000 EDS have activity. Due to customer and system provider demand, CMEG has chosen to remove all EDS and make all option strategies user defined. A User-Defined Spread (UDS) is an option spread that a trader creates by defining the spread's legs and ratios. CME Globex receives these legs and creates a tradable instrument that is disseminated to the entire market. If the created spread matches a known CMEG spread type (e.g., straddle), CME Globex will properly identify the spread as that type. November 1 Horizontals (HO) UDS will be harmonized so all product complexes have the same construction:
This will be a change for Equity, Commodity, NYMEX and COMEX options markets, and the pricing will be reversed from the current convention in these markets. With this change, all existing horizontal UDS in the Equity, Commodity, NYMEX and COMEX options markets will be removed. Diagonal (DG) UDS will be added as a recognized UDS spread type in all CME Globex options markets:
The horizontal harmonization and the new diagonal recognized UDS spread type will be available for customer testing in New Release Monday, October 5. CMEG will add the following recognized UDS spread types:
CMEG will no longer pre-list any options spreads. Existing EDS will be removed, and no new EDS will be added. All option spreads must be created by traders using their trading software’s UDS functionality. All system providers that support option spreads must have developed to the UDS functionality properly identifying UDS' that match CMEG recognized spread types These new recognized spread types are currently available in New Release The following resources are available for UDS functionality:
Inter-exchange spreads are implied futures spreads in which the two legs originate from different exchanges. They consist of buying the front leg (exchange A) and selling the back leg (exchange B), with both legs having the same maturity. For inter-exchange spreads, tag 762-SecuritySubType will be set to IS. Inter-exchange spreads are implied IN and OUT, from the individual legs IN to the inter-exchange spread or conversely from the inter-exchange spread OUT to the respective future outrights. These will be the first inter-exchange spreads listed on CME Globex. This launch will impact all customers receiving FIX/FAST market data, even if you do not plan on supporting the new spreads. The messaging and functionality impacts are documented online in the |
New Functionality | ||||||||||||
Equity Futures Enhancements This launch will also result in reduced message response times. Already among the fastest in the industry, this upgrade is expected to reduce response times by 20 - 40% for CBOT Equity futures, and 40-50% for CME Equity futures. Please note: as a result of the reduced message response times, bandwidth utilization in these futures markets may ultimately increase by as much as 20%. Equity Futures Enhancements Launch Schedule
Details on the CBOT Equity futures enhancements mock trading session are now available The messaging and functionality impacts are documented online in the Please note: all Equity Good 'Till Cancel (GTC) and Good 'Till Date (GTD) orders will be deleted from CME Globex prior to the open on launch weekend. We recommend all system providers supporting Equity futures test these changes thoroughly in New Release. |
Product Changes |
Each implied instrument listed on CME Globex is identified in the Security Definition (tag 35-MsgType=d) message in tag 1144-ImpliedMarketIndicator=3.
As a reminder, COMEX is in the process of delisting the COMEX miNY Gold Futures (50 Troy Ounces) and COMEX miNY Silver Futures (2,500 Troy Ounces) contracts and replacing them with the cash-settled E-mini Gold Futures (33 Troy Ounces) and E-mini Silver Futures (1,000 Troy Ounces) contracts. The COMEX miNY Gold Futures and COMEX miNY Silver Futures contract months will continue to be delisted on an ongoing basis as open interest in these contracts unwinds. No additional months will be listed for trading. Request for Cross Eligibility for NYMEX and COMEX Options In addition to the technical requirements, the regulatory requirements and process will be implemented. More information is available in the Cross order eligibility is defined in positions 789, RFC Eligible Flag, and 800, RFQ for Cross Eligible Flag. For more information please review the Cross Order section of the These products with RFC eligibility are currently available for customer testing in New Release. Customer applications are required to certify for the New Order Cross message before submitting cross orders in production. Please contact your trading application provider for more information. Minimum Tick Increase for 30-Year U.S. Treasury Bond Futures This change only affects the outright futures. There is no change to the minimum trading tick for the futures spreads. Increasing the tick size is designed to broaden participation from active traders who provide much-needed liquidity to this important sector of the Treasury market. For more information about the tick size change, please visit These futures with the new tick increment are currently available for customer testing in New Release. |
Events & Announcements |
Drop Copy Charges Begin October 1 The first Drop Copy group per legal entity with an executed CME Customer Connection Agreement will be free. Each additional Drop Copy group will cost $500.00 per month. Since Drop Copy customers dictate the number of Drop Copy groups they require, each firm can manage its own costs for the service. There is no limit to the number of iLink source session IDs that a firm can combine in a single Drop Copy group. This pricing structure is designed to partially subsidize the costs of this important risk management service, while ensuring all clearing firms can utilize Drop Copy for risk management best practices. For more information, including an FAQ and client overview, please visit |