MGM Resorts International CEO acquires 32,441 shares

Q: How many MGM shares did CEO William Hornbuckle acquire?

He acquired 32,441 common shares through an RSU exercise/conversion reported for October 7, 2026.

Q: How many MGM shares were delivered or withheld for payment?

12,766 common shares were delivered or withheld for payment of exercise price or tax liability at $30.00 per share on October 7, 2026.

The CEO and president's reported positions included 32,442 RSUs and 777,849 common shares held indirectly in trust.

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Rhea-AI Filing Summary

MGM Resorts International CEO and President William Hornbuckle reported an exercise/conversion of 32,441 restricted stock units on October 7, 2026, with 32,441 common shares acquired. 12,766 common shares were delivered or withheld for payment of exercise price or tax liability at $30.00 per share. Reported positions included 32,442 RSUs and 777,849 common shares held indirectly in trust. The RSUs vest in three equal annual installments beginning on the first anniversary of the grant date.

Insider Trade Summary

32,441 shares exercised/converted

Exercise 4 txns

Insider HORNBUCKLE WILLIAM

Role CEO AND PRESIDENT

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units ^F1	32,441	$0.00	$0.00
Exercise	Common Stock $.01 Par Value ND	32,441	$0.00	$0.00
Exercise Price or Tax Liability	Common Stock $.01 Par Value ND	12,766	$30.00	$383K
holding	Common Stock $.01 Par Value ND	--	--	--

Holdings After Transaction: Restricted Stock Units — 32,442 contracts (Direct); Common Stock $.01 Par Value ND — 126,828 shares (Direct); Common Stock $.01 Par Value ND — 777,849 shares (Indirect, In trust)

Footnotes (1)

F1. Restricted Stock Units ("RSUs") granted under the MGM Resorts International ("Company") 2022 Omnibus Incentive Plan (the "Plan"). Each RSU represents the right to receive, following vesting, one share of Company common stock. The RSUs vest in three equal annual installments commencing on the first anniversary of the grant date.

Key Figures

Restricted stock units exercised/disposed: 32,441 RSUs Common shares acquired: 32,441 shares Shares delivered or withheld for payment: 12,766 shares +3 more

6 metrics

Restricted stock units exercised/disposed 32,441 RSUs October 7, 2026

Common shares acquired 32,441 shares October 7, 2026

Shares delivered or withheld for payment 12,766 shares Exercise price or tax liability payment on October 7, 2026

Reported price per share $30.00 per share Shares delivered or withheld for payment on October 7, 2026

RSUs following transaction 32,442 RSUs Reported October 7, 2026

Common shares held indirectly in trust 777,849 shares Reported October 7, 2026

Key Terms

Restricted Stock Units, 2022 Omnibus Incentive Plan, vesting

3 terms

Restricted Stock Units financial

"Restricted Stock Units ("RSUs") granted under the"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

2022 Omnibus Incentive Plan financial

"2022 Omnibus Incentive Plan (the "Plan")"

vesting financial

"following vesting, one share of Company common stock"

Vesting is the process by which you earn full ownership of something, like company stock or a retirement benefit, over time. It’s like earning the right to keep a gift piece by piece the longer you stay with a company, making sure employees stay committed before they receive all the benefits.

FAQ

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

How many MGM shares did CEO William Hornbuckle acquire?

He acquired 32,441 common shares through an RSU exercise/conversion reported for October 7, 2026.

How many MGM shares were delivered or withheld for payment?

12,766 common shares were delivered or withheld for payment of exercise price or tax liability at $30.00 per share on October 7, 2026.

How do MGM's restricted stock units vest?

Each RSU represents the right to receive one share of common stock following vesting. The RSUs vest in three equal annual installments, commencing on the first anniversary of the grant date.

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

Form 4 Insider Transactions: What Each Field Means →

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Available on EDGAR 10/08/2026 - 06:41 PM Accepted by SEC EDGAR 10/08/2026 - 06:40 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^*

HORNBUCKLE WILLIAM

(Last)

(First)

(Middle)

3600 LAS VEGAS BLVD., S.

(Street)

LAS VEGAS

NEVADA

89109

(City)

(State)

(Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
MGM Resorts International [ MGM ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
10/07/2026

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 $.01 Par Value ND	10/07/2026		M		32,441	A	$0	139,594	D
Common Stock $.01 Par Value ND	10/07/2026		F		12,766	D	$30	126,828	D
Common Stock $.01 Par Value ND								777,849	I	In trust

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)
Restricted Stock Units	⁽¹⁾	10/07/2026		M			32,441	10/07/2025	10/07/2027	Common Stock $.01 Par Value ND	32,441	$0	32,442	D

Explanation of Responses:

1. Restricted Stock Units ("RSUs") granted under the MGM Resorts International ("Company") 2022 Omnibus Incentive Plan (the "Plan"). Each RSU represents the right to receive, following vesting, one share of Company common stock. The RSUs vest in three equal annual installments commencing on the first anniversary of the grant date.

	/s/ Jessica Cunningham, Attorney-In-Fact	10/08/2026
	** 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