[4] – Tomczyk Fredric J (CIK 0001350921)

Rhea-AI Filing Summary

Cboe Global Markets (CBOE) disclosed a director’s equity transaction. On October 12, 2025, the director converted 14,817 restricted stock units into an equal number of common shares (Code M), at a reported price of $244.71. To cover taxes, 6,564 shares were withheld (Code F) at $244.71. Following these transactions, the director beneficially owns 30,900 shares directly. The RSUs vest in three equal annual installments that began on October 12, 2024.

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
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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).

1. Name and Address of Reporting Person^*

Tomczyk Fredric J

(Last) (First) (Middle)

C/O CBOE GLOBAL MARKETS, INC.

433 WEST VAN BUREN STREET

(Street)

CHICAGO IL 60607

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Cboe Global Markets, Inc. [ CBOE ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
10/12/2025

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	10/12/2025		M		14,817	A	$244.71	37,464	D
Common Stock	10/12/2025		F		6,564	D	$244.71	30,900	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
Restricted Stock Units	(1)	10/12/2025		M			14,817	10/12/2025	(2)	Common Stock	14,817	$0	14,818	D

Explanation of Responses:

1. Each restricted stock unit represents a contingent right to receive one share of Cboe Global Markets, Inc. common stock.

2. The restricted stock units vest in three equal annual installments, which began on October 12, 2024.

	/s/ Patrick Sexton, Attorney-in-Fact	10/15/2025
	** 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 did CBOE report in this Form 4?

A director settled 14,817 RSUs into common stock and had 6,564 shares withheld for taxes, leaving 30,900 shares owned directly.

What was the transaction date for the CBOE director?

The transactions occurred on October 12, 2025.

How many CBOE shares does the director own after the transactions?

The director beneficially owns 30,900 shares directly after the reported transactions.

What prices were reported for the CBOE transactions?

Both the RSU settlement and tax withholding reflect a price of $244.71 per share.

How do the CBOE RSUs vest for this director?

They vest in three equal annual installments that began on October 12, 2024.

What is the director’s relationship to CBOE?

The reporting person is a Director of Cboe Global Markets, Inc.