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CBOE To Expand Hybrid Trading System To MNX Index Options

Date 01/11/2004

The Chicago Board Options Exchange (CBOE) today announced that it plans to expand its Hybrid Trading System to the Mini Nasdaq-100 Index options (MNX). Beginning Tuesday, November 23, 2004, Wolverine Trading L.L.C. will begin offering both electronic and open outcry trading in MNX options on the CBOE Hybrid system.Wolverine is the Designated Primary Market Maker (DPM) in MNX options.

"Wolverine is pleased to be a participant in CBOE's Hybrid Trading System, and looks forward to providing quality executions with in the Nasdaq Index options complex.The increased access and efficiency of the Hybrid will provide many customer benefits," commented Wolverine Trading COO James Harkness.

"We are excited to continue the expansion of our Hybrid system into the MNX.We are especially proud that this system, built in-house, has proven to be robust enough to begin to handle the quantity of data generated from an Index pit," said CBOE Vice Chairman Edward Tilly.

CBOE developed the Hybrid Trading System to further blend the speed and efficiency of electronic trading with the benefits of a floor-based, auction market.Many customers prefer the deep liquidity and opportunity for price improvement available in an open outcry environment.Answering the demand for the best of both worlds, CBOE launched the Hybrid Trading System on June 12, 2003, creating a unique trading model unlike that of any other options exchange.Currently more than 1100 equity options and 21 Index options products are traded on the Hybrid Trading System, with about 1500 equity options expected to be active on the system by year-end.

CBOE, the world's largest options marketplace and the 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: http://www.cboe.com/.