CBOE : and C2 to List Options on Shake Shack, Inc. (SHAK)

August 13, 2015

CHICAGO, IL - August 13, 2015 - CBOE Holdings, Inc. (NASDAQ: CBOE) announced today that the Chicago Board Options Exchange (CBOE) and C2 Options Exchange (C2) will list options on Shake Shack, Inc. (ticker symbol: SHAK) beginning Friday, August 14, 2015.

Shake Shack, founded in 2004, owns, operates and licenses Shake Shack restaurants (called Shacks) in the United States, Europe and Asia. Shacks are modern-day "roadside" burger stands offering hamburgers, hot dogs, crinkle-cut fries, shakes, frozen custard, beer and wine.

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, Weeklys options, FLEX options and benchmark products such as the CBOE S&P 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.

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CBOE®, Chicago Board Options Exchange®, CFE®, Execute Success®, FLEX®, CBOE Volatility Index® and VIX® are registered trademarks, and BuyWriteSM, CBOE Futures Exchange SM, BXMSM, SPXSM, WeeklysSM and The Options InstituteSM are service marks of Chicago Board Options Exchange, Incorporated (CBOE). C2 and C2 Options Exchange are service marks 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. All other trademarks and service marks are the property of their respective owners.

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