News Releases

- NYMEX Electronic Trading Volume Increases 484%

Electronic Trading Accounts for 25 percent of All Options Volume

Company maintains dividend rate despite issuing 19.8 million more shares post close

- Delaware Court Maintains Jurisdiction Over Ownership Issues, But Will Wait for SEC to Act on CBOE Proposed Rules

- Strong growth across major product lines compared with July 2006; foreign exchange volume up 68 percent, E-mini equity index volume up 47 percent and interest rate volume up 39 percent

- Second Quarter Operating Revenues Rise 34% to $163.6 Million

CME Globex, S&P and Dow Equity Index Products All Hit New Highs