CME GROUP INC. — Director's Dealing 2026

Feb 23, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CME GROUP INC. (CME)
CIK: 0001156375
Period of Report: 2026-02-23

Reporting Person: Durkin Bryan T (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2026-02-23	Common Stock Class A	S	4200	$309.65	Disposed	43007	Direct

Footnotes

F1: On February 23, 2026, Mr. Durkin sold an aggregate of 4,200 shares of CME Group Class A common stock. For reporting purposes, the sale prices within $1 range have been aggregated and the weighted average has been reported. The price range was $309.25 to $310.07. The Company maintains a record of the transaction and copies will be provided upon request.