Christopher A. Isaacson - 12 Feb 2026 Form 4 Insider Report for Cboe Global Markets, Inc. (CBOE)

Role: EVP, COO
Signature: /s/ Patrick Sexton, Attorney-in-Fact
Issuer symbol: CBOE
Transactions as of: 12 Feb 2026
Net transactions value: -$1,717,769
Form type: 4
Filing time: 17 Feb 2026, 17:33:51 UTC
Previous filing: 04 Sep 2025
Next filing: 23 Feb 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Isaacson Christopher A	EVP, COO	C/O CBOE GLOBAL MARKETS, INC., 433 WEST VAN BUREN STREET, CHICAGO	/s/ Patrick Sexton, Attorney-in-Fact	17 Feb 2026	0001538451

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	CBOE	Common Stock	Award	$0	+7,462	+20%	$0.000000	45,042	12 Feb 2026	Direct	F1
transaction	CBOE	Common Stock	Tax liability	$751,186	-2,776	-6.2%	$270.60	42,266	12 Feb 2026	Direct	F2
transaction	CBOE	Common Stock	Award	$0	+7,462	+18%	$0.000000	49,728	12 Feb 2026	Direct	F1
transaction	CBOE	Common Stock	Tax liability	$895,686	-3,310	-6.7%	$270.60	46,418	12 Feb 2026	Direct	F2
transaction	CBOE	Common Stock	Award	$0	+294	+0.63%	$0.000000	46,712	12 Feb 2026	Direct	F3
transaction	CBOE	Common Stock	Tax liability	$35,449	-131	-0.28%	$270.60	46,581	12 Feb 2026	Direct	F4
transaction	CBOE	Common Stock	Award	$0	+294	+0.63%	$0.000000	46,875	12 Feb 2026	Direct	F3
transaction	CBOE	Common Stock	Tax liability	$35,449	-131	-0.28%	$270.60	46,744	12 Feb 2026	Direct	F4

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Represents shares of the Issuer's common stock issued to the Reporting Person pursuant to the vesting of restricted stock unit awards - performance based ("PSU") that were awarded to the Reporting Person on February 19, 2023. The issuance was based on the level of achievement by the Issuer of certain pre-established performance metrics for the performance period January 1, 2023 to December 31, 2025 as determined by the Compensation and Human Capital Committee on February 12, 2026.
F2	Represents shares of the Issuer's common stock withheld to satisfy the Issuer's tax withholding obligation upon the vesting of PSUs that were awarded on February 19, 2023 and the issuance of the underlying shares of the Issuer's common stock.
F3	Settlement of dividend equivalent rights in connection with the vesting of underlying PSUs that were awarded to the Reporting Person on February 19, 2023. The rights accrued when and as dividends were paid on the Issuer's common stock. Each dividend equivalent right was the economic equivalent of one share of the Issuer's common stock.
F4	Represents shares of the Issuer's common stock withheld to satisfy the Issuer's tax withholding obligation upon the settlement of dividend equivalent rights in connection with the vesting of underlying PSUs and the issuance of the underlying shares of the Issuer's common stock.