Pacific Exchange to Trade Twenty-Four New Options SAN FRANCISCO, July 22 /PRNewswire/ -- The Pacific Exchange (PCX) announced that on Friday, July 23, 2004, it will begin trading options on Advanced Neuromodulation Systems, Inc. (NASDAQ:ANSI)(PCX:ANSI); Allmerica Financial Corp. (NYSE:AFC)(PCX:AFC); AMERIGROUP Corp. (NYSE:AGP)(PCX:AGP); Armor Holdings, Inc. (NYSE:AH)(PCX:AH); Audiovox Corp. (NASDAQ:VOXX)(PCX:VOXX); BISYS Group, Inc./The (NYSE:BSG)(PCX:BSG); Carreker Corp. (NASDAQ:CANI)(PCX:CANI); Community Health Systems, Inc. (NYSE:CYH)(PCX:CYH); Connetics Corp. (NASDAQ:CNCT)(PCX:CNCT); Entegris, Inc. (NASDAQ:ENTG)(PCX:ENTG); Fluor Corp. (NYSE:FLR)(PCX:FLR); Franklin Resources, Inc. (BEN: BEN; PCX); Hanover Compressor Co. (NYSE:HC)(PCX:HC); Herman Miller, Inc. (NASDAQ:MLHR)(PCX:MLHR); IDX Systems Corp. (NASDAQ:IDXC)(PCX:IDXC); Integraph Corp. (NASDAQ:INGR)(PCX:INGR); K-Swiss, Inc. (NASDAQ:KSWS)(PCX:KSWS); Norfolk Southern Corp. (NYSE:NSC)(PCX:NSC); Plantronics, Inc. (NYSE:PLT)(PCX:PLT); Plexus Corp. (NASDAQ:PLXS)(PCX:PLXS); Serena Software, Inc. (NASDAQ:SRNA)(PCX:SRNA); Ultralife Batteries, Inc. (NASDAQ:ULBI)(PCX:ULBI); UST, Inc. (NYSE:UST)(PCX:UST); and Worthington Industries, Inc. (NYSE:WOR)(PCX:WOR). Advanced Neuromodulation Systems options will trade on the February expiration cycle with exercise limits set at 3,150,000 shares. Allmerica Financial options will trade on the February expiration cycle with exercise limits set at 3,150,000 shares. AMERIGROUP options will trade on the March expiration cycle with exercise limits set at 2,250,000 shares. Armor Holdings options will trade on the February expiration cycle with exercise limits set at 3,150,000 shares. Audiovox options will trade on the January expiration cycle with exercise limits set at 2,250,000 shares. BISYS Group options will trade on the March expiration cycle with exercise limits set at 7,500,000 shares. Carreker options will trade on the February expiration cycle with exercise limits set at 3,150,000 shares. Community Health Systems options will trade on the March expiration cycle with exercise limits set at 6,000,000 shares. Connetics options will trade on the January expiration cycle with exercise limits set at 3,150,000 shares. Entegris options will trade on the March expiration cycle with exercise limits set at 3,150,000 shares. Fluor options will trade on the January expiration cycle with exercise limits set at 3,150,000 shares. Franklin Resources options will trade on the January expiration cycle with exercise limits set at 7,500,000 shares. Hanover Compressor options will trade on the March expiration cycle with exercise limits set at 3,150,000 shares. Herman Miller options will trade on the February expiration cycle with exercise limits set at 3,150,000 shares. IDX Systems options will trade on the February expiration cycle with exercise limits set at 2,250,000 shares. Integraph options will trade on the January expiration cycle with exercise limits set at 3,150,000 shares. K-Swiss options will trade on the January expiration cycle with exercise limits set at 2,250,000 shares. Norfolk Southern options will trade on the March expiration cycle with exercise limits set at 7,500,000 shares. Plantronics options will trade on the February expiration cycle with exercise limits set at 3,150,000 shares. Plexus options will trade on the March expiration cycle with exercise limits set at 3,150,000 shares. Serena Software options will trade on the February expiration cycle with exercise limits set at 3,150,000 shares. Ultralife Batteries options will trade on the March expiration cycle with exercise limits set at 2,250,000 shares. UST options will trade on the January expiration cycle with exercise limits set at 6,000,000 shares. Worthington Industries options will trade on the March expiration cycle with exercise limits set at 3,150,000 shares. All twenty-four issues will be traded by lead market maker Rob Kovell of PEAK6 Capital Management, Inc. DATASOURCE: Pacific Exchange CONTACT: Abby Balat of Pacific Exchange, +1-415-393-7969, or Web site: http://www.pacificex.com/

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