CHICAGO, IL, June 18, 2013 — CBOE Holdings, Inc. (NASDAQ: CBOE) announced the following trading schedule for Chicago Board Options Exchange (CBOE), CBOE Futures Exchange (CFE), C2 Options Exchange (C2), and CBOE Stock Exchange (CBSX) in observance of the Independence Day Holiday. All times listed are Chicago time.

Wednesday, July 3

CBOE and C2:	– Equity options will close at 12:00 p.m. – Options on ETPs that normally close at 3:00 p.m. will close at12:00 p.m. – Options on ETPs that normally close at 3:15 p.m. will close at12:15 p.m. – Index options will close at 12:15 p.m.
CFE:	– Futures that normally close at 3:00 p.m. will close at 12:00 p.m. – Futures that normally close at 3:15 p.m. will close at 12:15 p.m.
CBSX:	– All stock trading will close at 12:00 p.m.

Thursday, July 4
CBOE, CFE, C2 and CBSX will be closed.

Friday, July 5
CBOE, CFE, C2 and CBSX will have regular trading hours.

About CBOE Holdings, Inc.:
CBOE Holdings, Inc. (NASDAQ: CBOE) is the holding company for Chicago Board Options Exchange (CBOE), the CBOE Futures Exchange (CFE) and other subsidiaries. CBOE, the largest U.S. options exchange and creator of listed options, continues to set the bar for options and volatility trading through product innovation, trading technology and investor education. CBOE Holdings offers equity, index and ETP options, including proprietary products, such as S&P 500 options (SPX), the most active U.S. index option, and options and futures on the CBOE Volatility Index (the VIX Index). Other products engineered by CBOE include equity options, security index options, LEAPS options, FLEX options, and benchmark products such as the CBOE S&P 500 BuyWrite Index (BXM). CBOE Holdings is home to the world-renowned Options Institute and www.cboe.com, the go-to place for options and volatility trading resources. CBOE is regulated by the Securities and Exchange Commission (SEC), with all trades cleared by the OCC.

Media Contacts:
Gail Osten
(312) 786-7123
osten@cboe.com

Gary Compton
(312) 786-7612
comptong@cboe.com

Analyst Contact:
Debbie Koopman
(312) 786-7136
koopman@cboe.com

CBOE-OE
CBOE-EF
CBOE-SX
CBOE-2

CBOE^®, Chicago Board Options Exchange^®, CBSX^®, CBOE Stock Exchange^®, CFE^®, FLEX^®, LEAPS^®, CBOE Volatility Index^® and VIX^® are registered trademarks, and BuyWrite^SM, BXM^SM, SPX^SM, CBOE Futures Exchange^SM, Execute Success^SM and The Options Institute are servicemarks of Chicago Board Options Exchange, Incorporated (CBOE). C2SM and C2 Options Exchange^SM are servicemarks of C2 Options Exchange, Incorporated (C2). Standard & Poor’s^®, S&P^® and S&P 500^® are registered trademarks of Standard & Poor’s Financial Services, LLC and have been licensed for use by CBOE, CFE and C2.