Was Cecilia Mao’s Cboe (CBOE) share award an open-market purchase?

No, the 530 Cboe shares were awarded as a grant, not bought in the open market. The transaction is coded as a grant or award acquisition with a reported price of $0.0000 per share, reflecting compensation rather than a discretionary market purchase.

Cboe (CBOE) director Cecilia Mao receives 530-share RSU grant vesting 2027

Filing Impact

(Neutral)

Filing Sentiment

(Neutral)

Form Type

Rhea-AI Filing Summary

Mao Cecilia reported acquisition or exercise transactions in this Form 4 filing.

Cboe Global Markets, Inc. director Cecilia Mao received an award of 530 shares of Common Stock as a restricted stock unit grant at a price of $0.0000 per share. After this award, she directly holds 2,441 shares of Cboe common stock.

The award was granted under Cboe’s Third Amended and Restated Long-Term Incentive Plan and is structured as restricted stock units. Each unit represents a contingent right to receive one share of common stock that will vest on May 14, 2027, if she remains in continuous service through that date.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Mao Cecilia

Role null

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	530	$0.00	--

Holdings After Transaction: Common Stock — 2,441 shares (Direct, null)

Footnotes (1)

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Key Figures

RSU shares granted: 530 shares Grant price per share: $0.0000 per share Shares held after grant: 2,441 shares +1 more

4 metrics

RSU shares granted 530 shares Restricted stock unit award on May 14, 2026

Grant price per share $0.0000 per share Reported transaction price for RSU grant

Shares held after grant 2,441 shares Total direct Cboe common shares after award

RSU vesting date May 14, 2027 Vesting condition if continuous service maintained

Key Terms

restricted stock unit, Long-Term Incentive Plan, Rule 16b-3, contingent right

4 terms

restricted stock unit financial

"Represents a restricted stock unit award granted under the Company's Third Amended and Restated Long-Term Incentive Plan"

A restricted stock unit is a promise from a company to give an employee shares of stock after certain conditions are met, like staying with the company for a set amount of time. It’s like earning a bonus that turns into company stock once you’ve proven your commitment, making it a way to motivate and reward employees.

Long-Term Incentive Plan financial

"granted under the Company's Third Amended and Restated Long-Term Incentive Plan, which meets the requirements of Rule 16b-3"

A long-term incentive plan is a company program that pays executives or employees with stock, options, or cash tied to multi-year performance goals, where the rewards become theirs only after meeting conditions over time. Think of it as a delayed bonus or retirement-style reward that aligns employees’ interests with shareholders by encouraging them to boost long-term value; investors watch these plans because they affect pay costs, share dilution and management incentives.

Rule 16b-3 regulatory

"Long-Term Incentive Plan, which meets the requirements of Rule 16b-3"

Rule 16b-3 is a Securities and Exchange Commission regulation that exempts certain routine, pre-approved transactions by company insiders from automatic liability for short-term trading profits. It acts like a safe harbor: if an insider follows a formal plan or the board approves specific transactions in advance, profits from buying and selling company stock within six months are not automatically reclaimed. Investors care because the rule clarifies when insider trades are permissible and reduces uncertainty about potential clawbacks.

contingent right financial

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

Form 4 Insider Transactions: What Each Field Means →

05/18/2026 - 03:30 PM

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^*

Mao Cecilia

(Last)

(First)

(Middle)

C/O CBOE GLOBAL MARKETS, INC.

433 WEST VAN BUREN STREET

(Street)

CHICAGO

ILLINOIS

60607

(City)

(State)

(Zip)

UNITED STATES

(Country)

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)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/14/2026

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

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

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

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	05/14/2026		A		530	A	$0⁽¹⁾	2,441	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. Represents a restricted stock unit award granted under the Company's Third Amended and Restated Long-Term Incentive Plan, which meets the requirements of Rule 16b-3. Each restricted stock unit represents a contingent right to receive one share of Cboe Global Markets, Inc. common stock that will vest on May 14, 2027, provided that the filing person has remained in service continuously through such date.

	/s/ Patrick Sexton, Attorney-in-Fact	05/18/2026
	** 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.
* Form 4: SEC 1474 (03-26)

Source: View Original Filing on SEC EDGAR

FAQ

What insider transaction did Cboe (CBOE) director Cecilia Mao report?

Cecilia Mao reported receiving 530 shares of Cboe Common Stock as a restricted stock unit award. The grant carries a zero dollar grant price and was made under Cboe’s Third Amended and Restated Long-Term Incentive Plan as part of her director compensation.

When do Cecilia Mao’s Cboe (CBOE) restricted stock units vest?

The restricted stock units granted to Cecilia Mao are scheduled to vest on May 14, 2027. Vesting requires that she remain in continuous service with Cboe Global Markets, Inc. through that date, at which point each unit converts into one share of common stock.

How many Cboe (CBOE) shares does Cecilia Mao hold after this award?

Following the restricted stock unit grant, Cecilia Mao directly holds 2,441 shares of Cboe Global Markets, Inc. common stock. This figure reflects her position after receiving the 530-share award, according to the reported post-transaction ownership in the transaction details.

What does the restricted stock unit award for Cboe (CBOE) director Cecilia Mao represent?

The award represents restricted stock units, each giving a contingent right to receive one Cboe common share. These units will convert into actual shares if the vesting condition is satisfied, namely that she remains in continuous service through May 14, 2027, under the company’s incentive plan.