CME Group GC Marchese reports 3,055 shares

CME’s Sr MD and General Counsel John Clifford Marchese reported initial direct ownership of 3,055 Class A common shares on a Form 3.

Available on EDGAR 09/14/2026 - 08:06 PM EDT Accepted by SEC EDGAR 09/14/2026 - 08:06 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

CME GROUP INC. (CME) reported that John Clifford Marchese, who serves as Sr MD, General Counsel, filed an initial statement of beneficial ownership of securities. The filing lists 3,055 shares of Common Stock Class A held with direct ownership, with no specific purchase or sale transaction reported.

Insider Trade Summary

Holdings reported, no transactions

Holdings

Insider Marchese John Clifford

Role Sr MD, General Counsel

Type	Security	Shares	Price	Value
Holding	Common Stock Class A	--	--	--

Holdings: Common Stock Class A — 3,055 shares (Direct)

Key Figures

Common Stock Class A directly owned: 3,055 shares

1 metrics

Common Stock Class A directly owned 3,055 shares Beneficial ownership reported on Form 3 by Sr MD, General Counsel John Clifford Marchese

Key Terms

Form 3, beneficial ownership, Common Stock Class A

3 terms

Form 3 regulatory

"filed an initial statement of beneficial ownership of securities"

Form 3 is the initial public filing that officers, directors and large shareholders must submit to report their ownership of a company’s securities when they become insiders. It acts like an opening inventory sheet that gives investors a starting point to see who holds significant stakes and to spot later trades or potential conflicts of interest, helping assess insider confidence and transparency.

beneficial ownership financial

"filed an initial statement of beneficial ownership of securities"

Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.

Common Stock Class A financial

"lists 3,055 shares of Common Stock Class A held"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did CME (CME) disclose about John Clifford Marchese’s share ownership?

CME disclosed that Sr MD and General Counsel John Clifford Marchese beneficially owns 3,055 shares of the company’s Common Stock Class A, reported as directly owned on a Form 3 initial statement of beneficial ownership.

Is the CME (CME) Form 3 for John Clifford Marchese a report of a trade?

No. The Form 3 for CME’s Sr MD and General Counsel John Clifford Marchese is an initial statement of beneficial ownership and does not report a specific purchase or sale transaction; it reports his existing holdings.

How many CME (CME) shares does John Clifford Marchese directly own?

The filing states that John Clifford Marchese directly owns 3,055 shares of CME Group’s Common Stock Class A following the reported holdings entry.

What class of CME (CME) stock does John Clifford Marchese hold?

John Clifford Marchese holds Common Stock Class A of CME GROUP INC., with 3,055 shares reported as directly owned on the Form 3 filing.

What is John Clifford Marchese’s role at CME (CME) in this Form 3?

In the Form 3, John Clifford Marchese is identified as an officer of CME GROUP INC., holding the title Sr MD, General Counsel, and he reports direct ownership of the company’s Class A common shares.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Marchese John Clifford

(Last) (First) (Middle)

20 S. WACKER DRIVE

(Street)

CHICAGO ILLINOIS 60606

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
09/11/2026

3. Issuer Name and Ticker or Trading Symbol
CME GROUP INC. [ CME ]

3a. Foreign Trading Symbol

5. If Amendment, Date of Original Filed (Month/Day/Year)

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Sr MD, General Counsel

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock Class A	3,055	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

	/s/ Elizabeth Hensen, as Attorney-in-Fact for John Clifford Marchese	09/14/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 3: SEC 1473 (03-26)