CME GROUP INC. — Director's Dealing 2012

Apr 27, 2012

SEC Form 3 — Initial Statement of Beneficial Ownership

Issuer: CME GROUP INC. (CME)
CIK: 0001156375
Period of Report: 2012-04-18

Reporting Person: Rich Linda Dallas (Sr. MD, Govt Rel/Leg Affairs)

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock Class A	1139	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Non-Qualified Stock Option (right to buy)	$271.49	2020-09-15	Common Stock Class A (1080)		Direct
Non-Qualified Stock Option (right to buy)	$271.86	2020-09-15	Common Stock Class A (1320)		Direct
Non-Qualified Stock Option (right to buy)	$309.75	2020-06-15	Common Stock Class A (364)		Direct

Footnotes

F1: On September 15, 2011, this option vested with respect to 25% of the granted number of shares covered by the option.

F2: 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.

F3: On June 15, 2011, this option vested with respect to 25% of the granted number of shares covered by the option.