CME (CME) CIO Cutinho vests 8,256 shares, surrenders 3,658 for tax withholding

Rhea-AI Filing Summary

CME Group Inc. Chief Information Officer Sunil Cutinho reported routine equity compensation activity. On March 15, 2026, 8,256 shares of Class A common stock vested from a performance share award granted in 2022 under CME Group’s Omnibus Stock Plan at a reference price of $311.40 per share.

The vesting was based on the company’s total shareholder return relative to the S&P 500 over a three-year period from January 1, 2023 through December 31, 2025. To satisfy tax withholding obligations related to the award, 3,658 shares were surrendered back to the company at the same price, leaving Cutinho with 23,586 directly held shares after these transactions.

Insights

Equity Compensation Analyst

Routine performance share vesting with tax withholding; no open‑market trading signal.

CME Group Chief Information Officer Sunil Cutinho received 8,256 Class A shares from a 2022 performance share grant, vesting on March 15, 2026. The award was tied to total shareholder return versus the S&P 500 over a three-year period ending December 31, 2025.

To cover tax obligations on this vesting, 3,658 shares were surrendered back to the company, a standard non-cash mechanism recorded with code F. After these entries, Cutinho directly holds 23,586 shares, indicating this filing reflects compensation and tax settlement rather than discretionary buying or selling.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Cutinho Sunil

Role Chief Information Officer

Type	Security	Shares	Price	Value
Grant/Award	Common Stock Class A	8,256	$311.40	$2.57M
Tax Withholding	Common Stock Class A	3,658	$311.40	$1.14M

Holdings After Transaction: Common Stock Class A — 27,244 shares (Direct)

Footnotes (1)

1. Represents the vesting of performance shares granted in 2022 under CME Group's Omnibus Stock Plan. The number of shares was determined based on the company's achievement of total shareholder return relative to the S&P 500 measured over a three-year performance period from January 1, 2023 through December 31, 2025. Mr. Cutinho surrendered shares to the company in order to fulfill tax withholding obligations related to the receipt of the performance share award.

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Cutinho Sunil

(Last) (First) (Middle)

20 S. WACKER DRIVE

(Street)

CHICAGO IL 60606

(City) (State) (Zip)

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

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Information Officer

3. Date of Earliest Transaction (Month/Day/Year)
03/15/2026

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

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 Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock Class A	03/15/2026		A		8,256(1)	A	$311.4	27,244	D
Common Stock Class A	03/15/2026		F		3,658(2)	D	$311.4	23,586	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents the vesting of performance shares granted in 2022 under CME Group's Omnibus Stock Plan. The number of shares was determined based on the company's achievement of total shareholder return relative to the S&P 500 measured over a three-year performance period from January 1, 2023 through December 31, 2025.

2. Mr. Cutinho surrendered shares to the company in order to fulfill tax withholding obligations related to the receipt of the performance share award.

Remarks:

	By: Margaret Austin Wright For: Sunil Kiran Cutinho	03/17/2026
	** 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 4 (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.

FAQ

What insider transaction did CME (CME) Chief Information Officer Sunil Cutinho report?

Sunil Cutinho reported vesting of 8,256 Class A common shares from a 2022 performance share award. These shares were granted as equity compensation and became earned based on total shareholder return versus the S&P 500 over a three-year period ending December 31, 2025.

Were the CME (CME) shares in Sunil Cutinho’s Form 4 open-market purchases or sales?

The reported transactions were not open-market trades. They reflect vesting of 8,256 performance shares as compensation and the surrender of 3,658 shares back to CME Group to cover tax withholding obligations, a routine non-cash settlement method for equity awards.

How many CME (CME) shares does Sunil Cutinho own after this Form 4 filing?

After the vesting and tax withholding entries, Sunil Cutinho directly holds 23,586 shares of CME Group Class A common stock. This total reflects the net position following receipt of 8,256 performance shares and surrender of 3,658 shares for tax obligations.

What performance conditions governed Sunil Cutinho’s CME (CME) performance share vesting?

The vested performance shares were granted in 2022 and depended on CME Group’s total shareholder return relative to the S&P 500. Performance was measured over a three-year period from January 1, 2023 through December 31, 2025, determining the 8,256 shares earned.

Why did Sunil Cutinho surrender CME (CME) shares in the Form 4 filing?

He surrendered 3,658 shares to CME Group to fulfill tax withholding obligations tied to the performance share vesting. This is recorded with transaction code F and represents a tax-settlement mechanism, not a discretionary sale in the open market.

What were the reported prices for Sunil Cutinho’s CME (CME) Form 4 transactions?

Both the vesting of 8,256 shares and the surrender of 3,658 shares were reported at a reference price of $311.40 per share. This price reflects the value used for reporting and tax calculations related to the equity compensation award.