Michael G. Dennis

CIK: 0001811883

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)3 (50.0%)

Compensation grants

Other (G, F, J, C, D, …)3 (50.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

CME

CME GROUP INC.

Officer

Discretionary Trading P&L

Holdings

Transaction History (6 total)

CME
CME GROUP INC.
Sep 16, 2026
Tax Payment(F)
Direct
274 shares at avg. $272.46$75K
CME
CME GROUP INC.
Sep 15, 2026
Award(A)
Direct
2.6K shares at avg. $275.09$713K
CME
CME GROUP INC.
Sep 15, 2026
Tax Payment(F)
Direct
274 shares at avg. $275.09$75K
CME
CME GROUP INC.
Sep 16, 2025
Tax Payment(F)
Direct
289 shares at avg. $259.83$75K
CME
CME GROUP INC.
Sep 15, 2025
Award(A)
Direct
2.6K shares at avg. $258.83$675K
CME
CME GROUP INC.
Sep 16, 2024
Award(A)
Direct
2.7K shares at avg. $218.53$600K

		Type	Shares	Price		Ownership
Sep 16, 2026	CME CME GROUP INC.	Tax Payment(F)	274	$272.46	$74,654	Direct
Sep 15, 2026	CME CME GROUP INC.	Award(A)	2,592	$275.09	$713,033	Direct
Sep 15, 2026	CME CME GROUP INC.	Tax Payment(F)	274	$275.09	$75,375	Direct
Sep 16, 2025	CME CME GROUP INC.	Tax Payment(F)	289	$259.83	$75,091	Direct
Sep 15, 2025	CME CME GROUP INC.	Award(A)	2,608	$258.83	$675,029	Direct
Sep 16, 2024	CME CME GROUP INC.	Award(A)	2,744	$218.53	$599,646	Direct

1-6 of 6 transactions

About Dennis Michael G.

Dennis Michael G. (SEC CIK 0001811883) files insider reports with the SEC as Global Head of Fixed Income of CME GROUP INC. (CME).

Signal8 holds 3 ownership filings by Dennis Michael G., all Form 4s, filed between Sep 17, 2024 and Sep 17, 2026. Those filings report 6 transactions, from Sep 16, 2024 to Sep 16, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Dennis Michael G.'s filings is in CHICAGO, IL.

Recent filings by Dennis Michael G.

Sep 16, 2026: Tax withholding of CME shares (Form 4, code F).
Sep 15, 2026: Grant or award of CME shares (Form 4, code A).
Sep 15, 2026: Tax withholding of CME shares (Form 4, code F).
Sep 16, 2025: Tax withholding of CME shares (Form 4, code F).
Sep 15, 2025: Grant or award of CME shares (Form 4, code A).

Other insiders filing for CME GROUP INC. (CME)

SIEGEL HOWARD J, Director
Winkler Julie, Sr MD Chief Commercial Officer
Render Matthew V, MD, Chief Accounting Officer
Cutinho Sunil, Chief Information Officer
GEPSMAN MARTIN J, Director
SHEPARD WILLIAM R, Director

How to read Form 4 transaction codes