Mondo Visione Worldwide Financial Markets Intelligence

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CBOE Holdings, Inc. Announces Date Of Third-Quarter 2011 Earnings Release And Conference Call

Date 10/10/2011

CBOE Holdings, Inc. (NASDAQ: CBOE) will announce financial results for the third quarter of 2011 after the market closes on Thursday, November 3, 2011.  A conference call with remarks by CBOE Holdings, Inc. senior management will begin at 3:30 p.m. Central Time.  A presentation will be referenced during the call and will be available on the Investor Relations section of our website at http://ir.cboe.com under Events and Presentations.

A live audio webcast of the conference call will be available on the Investor Relations section of CBOE's website at http://ir.cboe.com under Events & Presentations.  The presentation will be archived on the company's website for replay.  In addition, participants may listen to the live conference call via telephone by using the dial-in numbers listed below.

Date:   Thursday, November 3, 2011
Time:   3:30 p.m. CT

Live Dial-in Information:
U.S. and Canada:  (877) 372-0876
International:          (253) 237-1167
(Participants should dial in ten minutes prior to the start of call.)

Replay Dial-in Information:
U.S. and Canada: (855) 859-2056
International:         (404) 537-3406 
Passcode:             13265018
(A replay of the recording will be available beginning at approximately 8:00 p.m.November 3, through 11:00 p.m.November 17, 2011 CT.)