Michael G. Dennis - 15 Sep 2025 Form 4 Insider Report for CME GROUP INC. (CME)

Reporting relationship: Global Head of Fixed Income
Issuer ticker: CME
Reported as of: 15 Sep 2025
Net transaction value: +$599,938
SEC form: 4
Accepted by SEC: 17 Sep 2025, 13:48:38 UTC
Prior SEC filing: 17 Sep 2024
Source filing: View source filing
Reporting owner signature: By: Margaret Austin Wright For: Michael G. Dennis

Key filing fact

Michael G. Dennis filed Form 4 for CME GROUP INC. (CME) on 17 Sep 2025.

Key facts

This page summarizes Michael G. Dennis's Form 4 filing for CME GROUP INC. (CME).
2 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 17 Sep 2025, 13:48.

Change

Previous filing in this sequence was filed on 17 Sep 2024.
Current net transaction value: +$599,938.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001811883 Primary reporting owner

Dennis Michael G.

Relationship: Global Head of Fixed Income
Address: 20 S. WACKER DRIVE, CHICAGO
Signature: By: Margaret Austin Wright For: Michael G. Dennis
Signature date: 17 Sep 2025

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

CME transaction

Common Stock Class A

Award

Transaction value: $675,029
Shares: +2,608
Change %: +41%
Price: $258.83
Shares after: 8,927
Date: 15 Sep 2025
Ownership: Direct

CME transaction

Common Stock Class A

Tax liability

Transaction value: $75,091
Shares: -289
Change %: -3.2%
Price: $259.83
Shares after: 8,638
Date: 16 Sep 2025
Ownership: Direct
Footnotes: F1

CME holding

Common Stock Class A

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 41
Date: 15 Sep 2025
Ownership: by Spouse

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

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