CME GROUP INC. — Director's Dealing 2016

Dec 29, 2016

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CME GROUP INC. (CME)
CIK: 0001156375
Period of Report: 2016-12-28

Reporting Person: Durkin Bryan T (President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2016-12-28	Common Stock Class A	M	12280	$54.37	Acquired	65960	Direct
2016-12-28	Common Stock Class A	S	12280	$116.3919	Disposed	53680	Direct
2016-12-28	Common Stock Class A	M	2606	$54.3	Acquired	56286	Direct
2016-12-28	Common Stock Class A	S	2606	$116.3919	Disposed	53680	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2016-12-28	Non-Qualified Stock Option (right to buy)	$54.3	M	2606	Disposed	2020-09-15	Common Stock Class A (2606)	Direct
2016-12-28	Non-Qualified Stock Option (right to buy)	$54.37	M	12280	Disposed	2021-09-15	Common Stock Class A (12280)	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: On December 28, 2016, Mr. Durkin sold an aggregate of 14,886 shares of CME Group Class A common stock. For reporting purposes, the sales prices within a $1 range have been aggregated and the weighted average sales price has been reported. The price ranges were: $115.87 to $115.97; $116.00 to $116.87; and $117.09 to $117.18. The Company maintains a record of the transactions and copies will be provided upon request.

F3: On September 15, 2014, these options vested with respect to 100% of the granted number of shares covered by the option.

F4: On September 15, 2015, these options vested with respect to 100% of the granted number of shares covered by the option.