Upcoming CME Globex Equity Futures Enhancements - ** INFORMATION UPDATE**

In the second half of 2009, several enhancements will be introduced for CME and CBOT Equity futures and future spreads on CME Globex. These enhancements will result in reduced message response times.  Already among the fastest in the industry, the enhancements are 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, MDP bandwidth utilization in these futures markets may ultimately increase by as much as 20%.

Equity Futures Enhancements Launch Schedule

The messaging and functionality impacts are documented online in the Client System Impact Equity Futures Enhancements.

Please contact Market Data Operations (MDO) at mdo@cmegroup.com, if you have any questions concerning this notice.