DUFFY TERRENCE A 4
4 · CME GROUP INC. · Filed Dec 15, 2025
Insider Transaction Report
Form 4
DUFFY TERRENCE A
DirectorExecutive Chairman
Transactions
- Sale
Common Stock Class A
2025-12-11$269.10/sh−13,089$3,522,250→ 77,715 total - Sale
Common Stock Class A
2025-12-11$270.05/sh−11,911$3,216,566→ 65,804 total
Footnotes (1)
- [F1]On December 11, 2025, Mr. Duffy sold an aggregate of 25,000 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 $268.66 to $269.66 for 13,809 shares and $269.68 to $270.51 for 11,911 shares. The Company maintains a record of the transaction and copies will be provided upon request.