CME Group (CME)Sr MD General Counsel sold ~$103K

~$103K

Approx. value · 392 sh @ $262.00

7,851

Holds after · shares reported

Traded

Sep 18, 2025

Filed

Sep 18, 2025

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. May 21, 2025CongressDisclosed purchase of CME — reported range $1,001 - $15,000
2. Jul 22, 2025CongressDisclosed purchase of CME — reported range $1,001 - $15,000
3. Aug 11, 2025CongressDisclosed purchase of CME — reported range $1,001 - $15,000
4. Aug 14, 2025CongressDisclosed partial sale of CME — reported range $1,001 - $15,000
5. Aug 26, 2025Insider · 1 personInsiders: 2 sales (~$3.2M)
6. Sep 9, 2025Company filing · Form 8-K · Executive changeChanged a top executive or board member“On September 9, 2025, Jack Tobin, the Managing Director and Chief Accounting Officer of CME Group Inc. (the Company) notified the Company of his decision to retire from the Company.”
7. Sep 16, 2025Insider · 2 peopleInsiders: 2 sales (~$196K)
8. Sep 18, 2025 · this disclosureInsiderOfficer sold ~$103K of CME shares in the open market

What came next

1. Sep 23, 2025CongressDisclosed sale of CME — reported range $1,001 - $15,000
2. Oct 22, 2025Company filing · Form 8-K · ResultsReported its results
3. Nov 3, 2025InsiderDirector sold ~$264K of CME shares in the open market
4. Nov 13, 2025CongressDisclosed partial sale of CME — reported range $1,001 - $15,000
5. Nov 20, 2025Insider · 1 personInsiders: 2 sales (~$2.0M)
6. Dec 4, 2025Government · Federal Register noticeCME Securities Clearing, Inc.; Order Granting an Application for Registration as a Clearing Agency Under Section 17A of the Securities Exchange Act of 1934
7. Dec 11, 2025Insider · 1 personInsiders: 2 sales (~$6.7M)
8. Dec 18, 2025CongressDisclosed sale of CME — reported range $1,001 - $15,000

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for CME Group

For CME Group, OQRO holds 6 insider filings (SEC Form 4 or Form 144), 1 Congress trade report and 60 fund holdings reports (13F) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its CME page.

Other recent filings by Jonathan L Marcus, Sr MD General Counsel

• SEC Form 4 at CME Group (CME)Mar 23, 2026
• SEC Form 4 at CME Group (CME)Sep 17, 2025
• SEC Form 4 at CME Group (CME)May 21, 2025

The full history of Jonathan L Marcus, Sr MD General Counsel is on the profile page.

How this filing works

• SEC Form 4
• Open-market purchase
• Rule 10b5-1 trading plans

Other disclosures at CME Group

• SEC Form 144Sep 16, 2026
• SEC Form 4Sep 15, 2026
• SEC Form 144Sep 14, 2026
• SEC Form 4Sep 11, 2026
• SEC Form 4Sep 11, 2026
• SEC Form 144Sep 10, 2026

Everything OQRO holds on this company is on its CME page.