Cboe Global Markets, Inc. — Director's Dealing 2012

Apr 4, 2012

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CBOE Holdings, Inc. (CBOE)
CIK: 0001374310
Period of Report: 2012-04-02

Reporting Person: Londergan Benjamin R (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2012-04-02	Unrestricted Common Stock	S	15000	$28.27	Disposed	31538	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Unrestricted Common Stock	7547	Direct

Footnotes

F1: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Group One Trading, L.P.

F2: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $28.17 to $28.47, inclusive. The reporting person undertakes to provide to CBOE Holdings, Inc., any security holder of CBOE Holdings, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote.

F3: Reflects shares owned by Group One Trading, L.P. Mr. Londergan is chief executive officer of Group One Trading, L.P. Mr. Londergan disclaims beneficial ownership of those shares in which he does not have a pecuniary interest.