CBOE, CBSX And CFE Will Be Closed On Friday, April 6, 2007

The Chicago Board Options Exchange (CBOE), the CBOE Stock Exchange (CBSX) and the CBOE Futures Exchange (CFE) today announced the following trading schedule in observance of Good Friday:

*Thursday, April 5: Regular trading hours will be in effect for all CBOE, CBSX and CFE products

*Friday, April 6: CBOE, CBSX and CFE will be closed (including CBOE interest rate products)

*Monday, April 9: Regular trading hours will be in effect

CBOE, the largest U.S. options exchange and creator of listed options, is regulated by the Securities and Exchange Commission (SEC). For additional information about the CBOE and its products, visit the CBOE website at www.cboe.com.

CBSX, launched on March 5, 2007, is a fully electronic, Regulation NMS compliant marketplace, offering strict price-time priority for all participants. For more information about CBSX, including listings, access, and fees, visit www.cbsx.com.

CFE is a wholly-owned subsidiary of Chicago Board Options Exchange, Incorporated, and is regulated by the Commodity Futures Trading Commission (CFTC). Currently, CFE lists six unique futures contracts, including futures on the CBOE Volatility Index, "VIX," and Variance futures contracts. More information on CFE and its products, including contract specifications, can be found at: www.cboe.com/CFE.