InsiderTrades

Form 4 for CME CME Group

Accepted 2025-12-15 00:00:00 ET · period of report 2025-12-11 · accession 0001628280-25-056950 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
M 2025-12-15 2025-12-11 CME DUFFY TERRENCE A COB, CEO, Dir S - Sale $269.55 -25.0K 65.8K -28% -$6.74M

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock Class A 2025-12-11 S D 13,089 $269.10 77,715 D — — (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.
2 Common Common Stock Class A 2025-12-11 S D 11,911 $270.05 65,804 D — — (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.