GLOBEX Advisory Notices
To CME Globex Customers
From CME Globex Account Management
Subject CME Spread Type Changes
Notice Date 2006-04-28
Notice Number 042806-4
Effective Date 2006-04-28

Dear CME Globex Customers,

Effective Sunday, May 21, 2006 (for trade date Monday, May 22), to simplify and streamline customer processing of CME-listed spreads, CME is implementing new Spread Type values for the Instrument Creation (MO) message, position 727-728. These new values can be used to easily determine the spread type and associated listing conventions. Please see the following table for the complete list of new Spread Type values.

Spread Type Current Code Revised Code
Futures Calendar (CME Equity Futures Only) SP EQ
Futures Calendar (CME Foreign Exchange Futures, CME GSCI and CME GSCI ER Only) SP FX
Futures Calendar (CME HICP and CME CPI Futures Only) SP EC
Futures Pack HZ PK
Futures Bundle HZ FB
Futures Butterfly HZ BF
Futures Condor HZ CF
Futures Pack Spread HZ PS
Futures Pack Butterfly HZ PB

These new Spread Type values will be available for customer testing in the CME certification environment Sunday, May 7.

More information on MO messages and Spread Type values is available in the CME Market Data Platform RLC Message Specifications.

If you have any questions or concerns, please contact your CME Globex Account Manager at 312.634.8700, or in Europe at +44.207.623.2550.

Thank you,

CME


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