News Release

CBOT Mini-Sized Dow Futures Set Daily Volume Record

Thu Mar 15 2007

For Immediate Release

Media Contact:
Debbie Baratz
312-435-3625
news@cbot.com

CBOT® MINI-SIZED DOW FUTURESSMSET DAILY VOLUME RECORD AS TOTAL SURPASSES 329,000
Exchange Also Sets Volume Record Across Entire Equity Index Complex

CHICAGO, IL, March 15, 2007 – The Chicago Board of Trade (CBOT®) today announced that trading of its $5 mini-sized Dow JonesSM futures contract set a record on Wednesday, as volume climbed to 329,848 contracts. The previous record, 321,616 contracts, was set on February 27, 2007.

The new high for the mini-sized Dow contract fueled a daily volume record in the Exchange’s Equity Index Complex with 359,314 futures and options contracts trading yesterday. The prior record, 340,355 contracts, was set on February 27, 2007. The CBOT Equity Index futures complex includes $5, $10 and $25 Dow Jones futures contracts as well as $5 and $10 Dow Jones options on futures contracts.

About the CBOT
As one of the leading global derivative exchanges, the Chicago Board of Trade provides a diverse mix of financial, equity and commodity futures and options-on-futures products.  Building on its 158-year history, the CBOT continues to advance into the future using the strength of deep liquidity, market integrity and member-trader expertise.  Using superior trading technology in both electronic and open-auction trading platforms, the CBOT provides premier customer service to risk managers and investors worldwide.  For more information, visit our website at www.cbot.com.

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