CME GROUP INC. — Director's Dealing 2025

Sep 17, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CME GROUP INC. (CME)
CIK: 0001156375
Period of Report: 2025-09-15

Reporting Person: Marcus Jonathan L (Sr MD General Counsel)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-09-15	Common Stock Class A	F	259	$258.83	Disposed	6449	Direct
2025-09-15	Common Stock Class A	A	2464	$258.83	Acquired	8913	Direct
2025-09-16	Common Stock Class A	S	376	$258.96	Disposed	8537	Direct
2025-09-16	Common Stock Class A	F	294	$259.83	Disposed	8243	Direct

Footnotes

F1: Mr. Marcus surrendered shares to the Company in order to fulfill tax withholding obligations upon the vesting of restricted stock on September 15, 2025.

F2: This transaction was effected pursuant to a Rule 10b5-1 plan adopted by the reporting person on February 18, 2025.

F3: Mr. Marcus surrendered shares to the Company in order to fulfill tax withholding obligations upon the vesting of restricted stock on September 16, 2025.