Weeklys^SM: Options Listed with One Week to Expiration

CBOE EXPANDS WEEKLY OPTIONS BY ONE DAY

CBOE TO LAUNCH NEW ETF WEEKLYS ON FRIDAY, JUNE 4

CBOE TO LAUNCH NEW MINI-SPX (XSP) AND S&P 100 (XEO) WEEKLYS ON FRIDAY, MARCH 24; New Short Term Options On S&P 500 and S&P 100 Indexes

CBOE TO LAUNCH NEW "WEEKLYS" ON FRIDAY, OCTOBER 28, 2005; SHORT TERM OPTIONS BASED ON S&P 500 AND S&P 100 INDEXES

CBOE ANNOUNCES OEX WEEKLYS; SHORT TERM OPTIONS BASED ON S&P 100 INDEX WILL LAUNCH FRIDAY, OCTOBER 28, 2005

CBOE CREATES "WEEKLYS:" FIRST SHORT TERM OPTIONS WILL LAUNCH ON FRIDAY, OCTOBER 28, 2005; BASED ON SPX

SPECIAL OFFERS

Trade options, stocks, futures + forex on a single platform. thinkorswim from TD Ameritrade.

OPTIONS+ is the new mobile options calculator for iPhone users. Download it today.

TradeKing covers transfer fees up to $150. Switch today and pay only $4.95/trade.

Trade FREE For 60 Days with TradeStation. Sign up today.

CQF - Learn Quant Finance Online. World class qualification by Dr Paul Wilmott

Free stock and option educational webinars at tradeMONSTER - Register today!

Trade FREE For 60 Days with TradeStation. Sign up today.

Access to top-notch futures studies at no extra cost. Thinkorswim from TD Ameritrade.

CORPORATE SPONSORSHIPS