OneChicago has launched eight futures contracts on the Dow Jones MicroSector Indexes SM today. Seven more MicroSector Index futures will be listed Friday. MicroSector Indexes are narrow-based equity indexes that include five of the largest and most actively traded stocks in each sector. The seven MicroSector Index futures that will begin trading Friday include:Aerospace, Technology Hardware and Equipment, Banks, Electric Utilities, Major OilCompanies, Diversified Industrial and Investment Services. The eight MicroSectors that began trading today are: Biotechnology, Communications Technology, Diversified Financial, Pharmaceuticals, Precious Metals, Retail, Semiconductors and Software. A list of the contract components and their symbols is at the end of this release. Dow Jones MicroSector Indexes are derived from stocks and ADRs in industry groups and subgroups that comprise the Dow Jones Global Indexes. The top eligible stocks in the industry group or subgroup are selected and ranked by free-float market capitalization, dollar volume and options volume. Each MicroSector future will begin trading the Sep03 and Dec03 quarterly contracts. The MicroSector futures are approximately equal dollar weighted and cash settled at expiration. Each contract has five different stocks with the total number of shares allocated to each sector equaling $40,000 at selection. The tick size is $5.00. OneChicago Lead Market Makers for MicroSectors include: TD Bank, TradeLink, Timber Hill (a member of the Interactive Brokers Group), Susquehanna International Group, STAT Capital, Equitec and Chicago Trading Co. Lead Market Makers are obligated to make continuous two-sided markets in their assigned products at OneChicago. Like all OneChicago products, the MicroSector futures will be electronically traded on the CBOEdirect match engine and accessible through the CBOEdirect and GLOBEX platforms. Security futures can be held in either a securities or a futures account. Historical price data and charts on the MicroSectors are available on OneChicago Analytics,SM a securities research and analytic system offered through OneChicago’s Web site. The service is now available at no charge to registered users of the Exchange’s site.