CME GROUP INC. — Director's Dealing 2014

May 22, 2014

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CME GROUP INC. (CME)
CIK: 0001156375
Period of Report: 2014-05-22

Reporting Person: Piell Hilda Harris (SR MD and Chief HR Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2014-05-22	Common Stock Class A	M	1500	$56.87	Acquired	22635	Direct
2014-05-22	Common Stock Class A	S	1500	$70	Disposed	21135	Direct
2014-05-22	Common Stock Class A	M	1145	$54.37	Acquired	22280	Direct
2014-05-22	Common Stock Class A	S	1145	$70	Disposed	21135	Direct
2014-05-22	Common Stock Class A	M	2085	$54.3	Acquired	23220	Direct
2014-05-22	Common Stock Class A	S	2085	$70	Disposed	21135	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2014-05-22	Non-Qualified Stock Option (right to buy)	$56.87	M	1500	Disposed	2019-09-15	Common Stock Class A (1500)	Direct
2014-05-22	Non-Qualified Stock Option (right to buy)	$54.37	M	1145	Disposed	2021-09-15	Common Stock Class A (1145)	Direct
2014-05-22	Non-Qualified Stock Option (right to buy)	$54.3	M	2085	Disposed	2020-09-15	Common Stock Class A (2085)	Direct

Footnotes

F1: This sale was completed pursuant to the terms of a pre-arranged trading plan established in accordance with Rule 10b5-1.

F2: As of 9/15/2013, this option vested with respect to 100% of the granted number of shares covered by the option.

F3: These options were granted on September 15, 2011. They vest over a four-year period, with 25% vesting one year after the grant date and 25% vesting on that same date in each of the following three years, subject to acceleration or termination in certain circumstances.

F4: These options were granted on September 15, 2012. They vest over a four-year period, with 25% vesting one year after the grant date and 25% vesting on that same date in each of the following three years, subject to acceleration or termination in certain circumstances.