CME GROUP INC. — Director's Dealing 2016

Sep 30, 2016

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CME GROUP INC. (CME)
CIK: 0001156375
Period of Report: 2016-09-28

Reporting Person: Durkin Bryan T (Sr MD Chief Commercial Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2016-09-28	Common Stock Class A	M	11600.0	$83.88	Acquired	66936	Direct
2016-09-28	Common Stock Class A	S	11600.0	$105.0929	Disposed	55336	Direct
2016-09-28	Common Stock Class A	M	1734.0	$56.87	Acquired	57070	Direct
2016-09-28	Common Stock Class A	S	1734.0	$105.0929	Disposed	55336	Direct
2016-09-28	Common Stock Class A	S	1656.0	$105.2	Disposed	53680	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2016-09-28	Non-Qualified Stock Option (right to buy)	$56.87	M	1734.0	Disposed	2019-09-15	Common Stock Class A (1734)	Direct
2016-09-28	Non-Qualified Stock Option (right to buy)	$83.88	M	11600.0	Disposed	2018-06-16	Common Stock Class A (11600)	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 September 28, 2016, Mr. Durkin sold an aggregate of 13,334 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: $107.09 to $107.99 and $108.01 to $108.62. The Company maintains a record of the transactions and copies will be provided upon request.

F3: On September 28, 2016, Mr. Durkin sold an aggregate of 1,656 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: $105.02 to $105.51. The Company maintains a record of the transactions and copies will be provided upon request.

F4: These options were granted on September 15, 2009. 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.

F5: These options were granted on June 16, 2008. They vest over a five-year period, with 20% vesting one year after the grant date and 20% vesting on that same date in each of the following three years, subject to acceleration or termination in certain circumstances.