MGM

SEC source: 0001127602-23-016510 · form4.xml · nonDerivative · entry 1

HERMAN ALEXIS · CIK 0001230738 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · Living Trust

Disclosed balance after: 14,797

F1 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $42.63 to $42.635, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range.

F2 · balance_after: Reflects an adjustment to the previously reported balance to account for a transfer of common stock from direct holdings to indirect holdings on May 17, 2023.

SEC source: 0001127602-23-014585 · form4.xml · derivative · entry 3

Winston Ben · CIK 0001967506 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,344

Underlying: Common Stock $.01 Par Value ND · 4,344 shares

Expires not disclosed

F1 · derivative.exercise_price: Restricted Stock Units ("RSUs") granted under the MGM Resorts International ("Company") Amended and Restated 2005 Omnibus Incentive Plan (the "Plan"). Each RSU represents the right to receive, following vesting, one share of Company common stock. Any fractional shares are paid in cash upon settlement.

F3 · derivative.exercise_date: The RSUs will vest upon the earlier of (i) May 3, 2024 or (ii) the date of the Company's next annual meeting of stockholders, in each case subject to the terms of the Plan and applicable award agreement.

F3 · derivative.expiration_date: The RSUs will vest upon the earlier of (i) May 3, 2024 or (ii) the date of the Company's next annual meeting of stockholders, in each case subject to the terms of the Plan and applicable award agreement.

SEC source: 0001127602-23-014584 · form4.xml · derivative · entry 3

TAYLOR DANIEL J · CIK 0001190285 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,344

Underlying: Common Stock $.01 Par Value ND · 4,344 shares

Expires not disclosed

F1 · derivative.exercise_price: Restricted Stock Units ("RSUs") granted under the MGM Resorts International ("Company") Amended and Restated 2005 Omnibus Incentive Plan (the "Plan"). Each RSU represents the right to receive, following vesting, one share of Company common stock. Any fractional shares are paid in cash upon settlement.

F3 · derivative.exercise_date: The RSUs will vest upon the earlier of (i) May 3, 2024 or (ii) the date of the Company's next annual meeting of stockholders, in each case subject to the terms of the Plan and applicable award agreement.

F3 · derivative.expiration_date: The RSUs will vest upon the earlier of (i) May 3, 2024 or (ii) the date of the Company's next annual meeting of stockholders, in each case subject to the terms of the Plan and applicable award agreement.

SEC source: 0001127602-23-014582 · form4.xml · derivative · entry 4

Swartz Janet · CIK 0001734666 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,344

Underlying: Common Stock $.01 Par Value ND · 4,344 shares

Expires not disclosed

F1 · derivative.exercise_price: Restricted Stock Units ("RSUs") granted under the MGM Resorts International ("Company") Amended and Restated 2005 Omnibus Incentive Plan (the "Plan"). Each RSU represents the right to receive, following vesting, one share of Company common stock. Any fractional shares are paid in cash upon settlement.

F3 · derivative.exercise_date: The RSUs will vest upon the earlier of (i) May 3, 2024 or (ii) the date of the Company's next annual meeting of stockholders, in each case subject to the terms of the Plan and applicable award agreement.

F3 · derivative.expiration_date: The RSUs will vest upon the earlier of (i) May 3, 2024 or (ii) the date of the Company's next annual meeting of stockholders, in each case subject to the terms of the Plan and applicable award agreement.

SEC source: 0001127602-23-014580 · form4.xml · derivative · entry 4

SALEM PAUL J · CIK 0001084356 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,344

Underlying: Common Stock $.01 Par Value ND · 4,344 shares

Expires not disclosed

F1 · derivative.exercise_price: Restricted Stock Units ("RSUs") granted under the MGM Resorts International ("Company") Amended and Restated 2005 Omnibus Incentive Plan (the "Plan"). Each RSU represents the right to receive, following vesting, one share of Company common stock. Any fractional shares are paid in cash upon settlement.

F4 · derivative.exercise_date: The RSUs will vest upon the earlier of (i) May 3, 2024 or (ii) the date of the Company's next annual meeting of stockholders, in each case subject to the terms of the Plan and applicable award agreement.

F4 · derivative.expiration_date: The RSUs will vest upon the earlier of (i) May 3, 2024 or (ii) the date of the Company's next annual meeting of stockholders, in each case subject to the terms of the Plan and applicable award agreement.

SEC source: 0001127602-23-014579 · form4.xml · derivative · entry 3

Meister Keith A. · CIK 0001307631 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,344

Underlying: Common Stock $.01 Par Value ND · 4,344 shares

Expires not disclosed

F1 · derivative.exercise_price: Restricted Stock Units ("RSUs") granted under the MGM Resorts International ("Company") Amended and Restated 2005 Omnibus Incentive Plan (the "Plan"). Each RSU represents the right to receive, following vesting, one share of Company common stock. Any fractional shares are paid in cash upon settlement.

F4 · derivative.exercise_date: The RSUs will vest upon the earlier of (i) May 3, 2024 or (ii) the date of the Company's next annual meeting of stockholders, in each case subject to the terms of the Plan and applicable award agreement.

F4 · derivative.expiration_date: The RSUs will vest upon the earlier of (i) May 3, 2024 or (ii) the date of the Company's next annual meeting of stockholders, in each case subject to the terms of the Plan and applicable award agreement.

SEC source: 0001127602-23-014576 · form4.xml · derivative · entry 5

Mckinney-James Rose · CIK 0001331780 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,344

Underlying: Common Stock $.01 Par Value ND · 4,344 shares

Expires not disclosed

F1 · derivative.exercise_price: Restricted Stock Units ("RSUs") granted under the MGM Resorts International ("Company") Amended and Restated 2005 Omnibus Incentive Plan (the "Plan"). Each RSU represents the right to receive, following vesting, one share of Company common stock. Any fractional shares are paid in cash upon settlement.

F4 · derivative.exercise_date: The RSUs will vest upon the earlier of (i) May 3, 2024 or (ii) the date of the Company's next annual meeting of stockholders, in each case subject to the terms of the Plan and applicable award agreement.

F4 · derivative.expiration_date: The RSUs will vest upon the earlier of (i) May 3, 2024 or (ii) the date of the Company's next annual meeting of stockholders, in each case subject to the terms of the Plan and applicable award agreement.

SEC source: 0001127602-23-014575 · form4.xml · derivative · entry 4

JAMMET MARY CHRIS · CIK 0001599796 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,344

Underlying: Common Stock $.01 Par Value ND · 4,344 shares

Expires not disclosed

F1 · derivative.exercise_price: Restricted Stock Units ("RSUs") granted under the MGM Resorts International ("Company") Amended and Restated 2005 Omnibus Incentive Plan (the "Plan"). Each RSU represents the right to receive, following vesting, one share of Company common stock. Any fractional shares are paid in cash upon settlement.

F4 · derivative.exercise_date: The RSUs will vest upon the earlier of (i) May 3, 2024 or (ii) the date of the Company's next annual meeting of stockholders, in each case subject to the terms of the Plan and applicable award agreement.

F4 · derivative.expiration_date: The RSUs will vest upon the earlier of (i) May 3, 2024 or (ii) the date of the Company's next annual meeting of stockholders, in each case subject to the terms of the Plan and applicable award agreement.

SEC source: 0001127602-23-014572 · form4.xml · derivative · entry 4

HERMAN ALEXIS · CIK 0001230738 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,344

Underlying: Common Stock $.01 Par Value ND · 4,344 shares

Expires not disclosed

F1 · derivative.exercise_price: Restricted Stock Units ("RSUs") granted under the MGM Resorts International ("Company") Amended and Restated 2005 Omnibus Incentive Plan (the "Plan"). Each RSU represents the right to receive, following vesting, one share of Company common stock. Any fractional shares are paid in cash upon settlement.

F3 · derivative.exercise_date: The RSUs will vest upon the earlier of (i) May 3, 2024 or (ii) the date of the Company's next annual meeting of stockholders, in each case subject to the terms of the Plan and applicable award agreement.

F3 · derivative.expiration_date: The RSUs will vest upon the earlier of (i) May 3, 2024 or (ii) the date of the Company's next annual meeting of stockholders, in each case subject to the terms of the Plan and applicable award agreement.

SEC source: 0001127602-23-014585 · form4.xml · derivative · entry 2

Winston Ben · CIK 0001967506 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock $.01 Par Value ND · 986 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Restricted Stock Units ("RSUs") granted under the MGM Resorts International ("Company") Amended and Restated 2005 Omnibus Incentive Plan (the "Plan"). Each RSU represents the right to receive, following vesting, one share of Company common stock. Any fractional shares are paid in cash upon settlement.

F2 · derivative.exercise_date: The RSUs vested on May 2, 2023, pursuant to the Plan and applicable award agreement.

F2 · derivative.expiration_date: The RSUs vested on May 2, 2023, pursuant to the Plan and applicable award agreement.

SEC source: 0001127602-23-014585 · form4.xml · nonDerivative · entry 1

Winston Ben · CIK 0001967506 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 986

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-23-014584 · form4.xml · derivative · entry 2

TAYLOR DANIEL J · CIK 0001190285 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By grantor trust

Disclosed balance after: 0

Underlying: Common Stock $.01 Par Value ND · 4,454 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Restricted Stock Units ("RSUs") granted under the MGM Resorts International ("Company") Amended and Restated 2005 Omnibus Incentive Plan (the "Plan"). Each RSU represents the right to receive, following vesting, one share of Company common stock. Any fractional shares are paid in cash upon settlement.

F2 · derivative.exercise_date: The RSUs vested on May 2, 2023, pursuant to the Plan and applicable award agreement.

F2 · derivative.expiration_date: The RSUs vested on May 2, 2023, pursuant to the Plan and applicable award agreement.

SEC source: 0001127602-23-014584 · form4.xml · nonDerivative · entry 1

TAYLOR DANIEL J · CIK 0001190285 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By grantor trust

Disclosed balance after: 4,454

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-23-014582 · form4.xml · derivative · entry 3

Swartz Janet · CIK 0001734666 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock $.01 Par Value ND · 4,454 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Restricted Stock Units ("RSUs") granted under the MGM Resorts International ("Company") Amended and Restated 2005 Omnibus Incentive Plan (the "Plan"). Each RSU represents the right to receive, following vesting, one share of Company common stock. Any fractional shares are paid in cash upon settlement.

F2 · derivative.exercise_date: The RSUs vested on May 2, 2023, pursuant to the Plan and applicable award agreement.

F2 · derivative.expiration_date: The RSUs vested on May 2, 2023, pursuant to the Plan and applicable award agreement.

SEC source: 0001127602-23-014582 · form4.xml · nonDerivative · entry 1

Swartz Janet · CIK 0001734666 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,940

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-23-014580 · form4.xml · derivative · entry 3

SALEM PAUL J · CIK 0001084356 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 77,964.9759

Underlying: Common Stock $.01 Par Value ND · 4,454.0011 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: Represents Deferred Stock Units ("DSUs") under the MGM Resorts International (the "Company") Deferred Compensation Plan for Non-Employee Directors. Each DSU is the economic equivalent of one share of Company common stock. The DSUs become payable upon the Reporting Person's termination of service as a Director.

F3 · derivative.exercise_date: Represents Deferred Stock Units ("DSUs") under the MGM Resorts International (the "Company") Deferred Compensation Plan for Non-Employee Directors. Each DSU is the economic equivalent of one share of Company common stock. The DSUs become payable upon the Reporting Person's termination of service as a Director.

F3 · derivative.expiration_date: Represents Deferred Stock Units ("DSUs") under the MGM Resorts International (the "Company") Deferred Compensation Plan for Non-Employee Directors. Each DSU is the economic equivalent of one share of Company common stock. The DSUs become payable upon the Reporting Person's termination of service as a Director.

SEC source: 0001127602-23-014580 · form4.xml · derivative · entry 2

SALEM PAUL J · CIK 0001084356 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock $.01 Par Value ND · 4,454.0011 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Restricted Stock Units ("RSUs") granted under the MGM Resorts International ("Company") Amended and Restated 2005 Omnibus Incentive Plan (the "Plan"). Each RSU represents the right to receive, following vesting, one share of Company common stock. Any fractional shares are paid in cash upon settlement.

F2 · derivative.exercise_date: The RSUs vested on May 2, 2023, pursuant to the Plan and applicable award agreement.

F2 · derivative.expiration_date: The RSUs vested on May 2, 2023, pursuant to the Plan and applicable award agreement.

SEC source: 0001127602-23-014579 · form4.xml · derivative · entry 2

Meister Keith A. · CIK 0001307631 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 40,932.4406

Underlying: Common Stock $.01 Par Value ND · 4,454.0011 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: Represents Deferred Stock Units ("DSUs") under the MGM Resorts International (the "Company") Deferred Compensation Plan for Non-Employee Directors. Each DSU is the economic equivalent of one share of Company common stock. The DSUs become payable upon the Reporting Person's termination of service as a Director.

F3 · derivative.exercise_date: Represents Deferred Stock Units ("DSUs") under the MGM Resorts International (the "Company") Deferred Compensation Plan for Non-Employee Directors. Each DSU is the economic equivalent of one share of Company common stock. The DSUs become payable upon the Reporting Person's termination of service as a Director.

F3 · derivative.expiration_date: Represents Deferred Stock Units ("DSUs") under the MGM Resorts International (the "Company") Deferred Compensation Plan for Non-Employee Directors. Each DSU is the economic equivalent of one share of Company common stock. The DSUs become payable upon the Reporting Person's termination of service as a Director.

SEC source: 0001127602-23-014579 · form4.xml · derivative · entry 1

Meister Keith A. · CIK 0001307631 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock $.01 Par Value ND · 4,454.0011 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Restricted Stock Units ("RSUs") granted under the MGM Resorts International ("Company") Amended and Restated 2005 Omnibus Incentive Plan (the "Plan"). Each RSU represents the right to receive, following vesting, one share of Company common stock. Any fractional shares are paid in cash upon settlement.

F2 · derivative.exercise_date: The RSUs vested on May 2, 2023, pursuant to the Plan and applicable award agreement.

F2 · derivative.expiration_date: The RSUs vested on May 2, 2023, pursuant to the Plan and applicable award agreement.

SEC source: 0001127602-23-014576 · form4.xml · derivative · entry 4

Mckinney-James Rose · CIK 0001331780 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 55,606.3691

Underlying: Common Stock $.01 Par Value ND · 3,562.8008 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: Represents Deferred Stock Units ("DSUs") under the MGM Resorts International (the "Company") Deferred Compensation Plan for Non-Employee Directors. Each DSU is the economic equivalent of one share of Company common stock. The DSUs become payable upon the Reporting Person's termination of service as a Director.

F3 · derivative.exercise_date: Represents Deferred Stock Units ("DSUs") under the MGM Resorts International (the "Company") Deferred Compensation Plan for Non-Employee Directors. Each DSU is the economic equivalent of one share of Company common stock. The DSUs become payable upon the Reporting Person's termination of service as a Director.

F3 · derivative.expiration_date: Represents Deferred Stock Units ("DSUs") under the MGM Resorts International (the "Company") Deferred Compensation Plan for Non-Employee Directors. Each DSU is the economic equivalent of one share of Company common stock. The DSUs become payable upon the Reporting Person's termination of service as a Director.

SEC source: 0001127602-23-014576 · form4.xml · derivative · entry 3

Mckinney-James Rose · CIK 0001331780 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 891

Underlying: Common Stock $.01 Par Value ND · 3,562.8008 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Restricted Stock Units ("RSUs") granted under the MGM Resorts International ("Company") Amended and Restated 2005 Omnibus Incentive Plan (the "Plan"). Each RSU represents the right to receive, following vesting, one share of Company common stock. Any fractional shares are paid in cash upon settlement.

F2 · derivative.exercise_date: The RSUs vested on May 2, 2023, pursuant to the Plan and applicable award agreement.

F2 · derivative.expiration_date: The RSUs vested on May 2, 2023, pursuant to the Plan and applicable award agreement.

SEC source: 0001127602-23-014576 · form4.xml · derivative · entry 2

Mckinney-James Rose · CIK 0001331780 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock $.01 Par Value ND · 891 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Restricted Stock Units ("RSUs") granted under the MGM Resorts International ("Company") Amended and Restated 2005 Omnibus Incentive Plan (the "Plan"). Each RSU represents the right to receive, following vesting, one share of Company common stock. Any fractional shares are paid in cash upon settlement.

F2 · derivative.exercise_date: The RSUs vested on May 2, 2023, pursuant to the Plan and applicable award agreement.

F2 · derivative.expiration_date: The RSUs vested on May 2, 2023, pursuant to the Plan and applicable award agreement.

SEC source: 0001127602-23-014576 · form4.xml · nonDerivative · entry 1

Mckinney-James Rose · CIK 0001331780 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 891

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-23-014575 · form4.xml · derivative · entry 3

JAMMET MARY CHRIS · CIK 0001599796 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,954.1096

Underlying: Common Stock $.01 Par Value ND · 4,454.0011 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: Represents Deferred Stock Units ("DSUs") under the MGM Resorts International (the "Company") Deferred Compensation Plan for Non-Employee Directors. Each DSU is the economic equivalent of one share of Company common stock. The DSUs become payable upon the Reporting Person's termination of service as a Director.

F3 · derivative.exercise_date: Represents Deferred Stock Units ("DSUs") under the MGM Resorts International (the "Company") Deferred Compensation Plan for Non-Employee Directors. Each DSU is the economic equivalent of one share of Company common stock. The DSUs become payable upon the Reporting Person's termination of service as a Director.

F3 · derivative.expiration_date: Represents Deferred Stock Units ("DSUs") under the MGM Resorts International (the "Company") Deferred Compensation Plan for Non-Employee Directors. Each DSU is the economic equivalent of one share of Company common stock. The DSUs become payable upon the Reporting Person's termination of service as a Director.

SEC source: 0001127602-23-014575 · form4.xml · derivative · entry 2

JAMMET MARY CHRIS · CIK 0001599796 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock $.01 Par Value ND · 4,454.0011 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Restricted Stock Units ("RSUs") granted under the MGM Resorts International ("Company") Amended and Restated 2005 Omnibus Incentive Plan (the "Plan"). Each RSU represents the right to receive, following vesting, one share of Company common stock. Any fractional shares are paid in cash upon settlement.

F2 · derivative.exercise_date: The RSUs vested on May 2, 2023, pursuant to the Plan and applicable award agreement.

F2 · derivative.expiration_date: The RSUs vested on May 2, 2023, pursuant to the Plan and applicable award agreement.

SEC source: 0001127602-23-014572 · form4.xml · derivative · entry 3

HERMAN ALEXIS · CIK 0001230738 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock $.01 Par Value ND · 4,454 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Restricted Stock Units ("RSUs") granted under the MGM Resorts International ("Company") Amended and Restated 2005 Omnibus Incentive Plan (the "Plan"). Each RSU represents the right to receive, following vesting, one share of Company common stock. Any fractional shares are paid in cash upon settlement.

F2 · derivative.exercise_date: The RSUs vested on May 2, 2023, pursuant to the Plan and applicable award agreement.

F2 · derivative.expiration_date: The RSUs vested on May 2, 2023, pursuant to the Plan and applicable award agreement.

SEC source: 0001127602-23-014572 · form4.xml · nonDerivative · entry 1

HERMAN ALEXIS · CIK 0001230738 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,454

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-23-014565 · form4.xml · derivative · entry 3

SPIERKEL GREGORY M · CIK 0001191461 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 59,962.9117

Underlying: Common Stock $.01 Par Value ND · 4,454.0011 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: Represents Deferred Stock Units ("DSUs") under the MGM Resorts International (the "Company") Deferred Compensation Plan for Non-Employee Directors. Each DSU is the economic equivalent of one share of Company common stock. The DSUs become payable upon the Reporting Person's termination of service as a Director.

F3 · derivative.exercise_date: Represents Deferred Stock Units ("DSUs") under the MGM Resorts International (the "Company") Deferred Compensation Plan for Non-Employee Directors. Each DSU is the economic equivalent of one share of Company common stock. The DSUs become payable upon the Reporting Person's termination of service as a Director.

F3 · derivative.expiration_date: Represents Deferred Stock Units ("DSUs") under the MGM Resorts International (the "Company") Deferred Compensation Plan for Non-Employee Directors. Each DSU is the economic equivalent of one share of Company common stock. The DSUs become payable upon the Reporting Person's termination of service as a Director.

SEC source: 0001127602-23-014565 · form4.xml · derivative · entry 2

SPIERKEL GREGORY M · CIK 0001191461 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock $.01 Par Value ND · 4,454.0011 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Restricted Stock Units ("RSUs") granted under the MGM Resorts International ("Company") Amended and Restated 2005 Omnibus Incentive Plan (the "Plan"). Each RSU represents the right to receive, following vesting, one share of Company common stock. Any fractional shares are paid in cash upon settlement.

F2 · derivative.exercise_date: The RSUs vested on May 2, 2023, pursuant to the Plan and applicable award agreement.

F2 · derivative.expiration_date: The RSUs vested on May 2, 2023, pursuant to the Plan and applicable award agreement.

SEC source: 0001127602-23-012425 · form4.xml · nonDerivative · entry 3

SANDERS COREY IAN · CIK 0001494424 · CHIEF OPERATING OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 161,632

F1 · shares: The sale reported was effected pursuant to a Rule 10b5-1 trading plan entered into by the Reporting Person on June 15, 2022.

F2 · price: The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $44.39 to $44.78, inclusive. The Reporting Person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range.

SEC source: 0001127602-23-012425 · form4.xml · derivative · entry 5

SANDERS COREY IAN · CIK 0001494424 · CHIEF OPERATING OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 8,856

Underlying: Common Stock $.01 Par Value ND · 8,857 shares

Expires 2024-04-01

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: Restricted Stock Units ("RSUs") granted under the MGM Resorts International ("Company") Amended and Restated 2005 Omnibus Incentive Plan. Each RSU represents the right to receive, following vesting, one share of Company common stock. Any fractional shares are paid in cash upon settlement.

SEC source: 0001127602-23-012425 · form4.xml · nonDerivative · entry 2

SANDERS COREY IAN · CIK 0001494424 · CHIEF OPERATING OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 211,632

SEC source: 0001127602-23-012425 · form4.xml · nonDerivative · entry 1

SANDERS COREY IAN · CIK 0001494424 · CHIEF OPERATING OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 215,119

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-23-012423 · form4.xml · derivative · entry 3

McManus John · CIK 0001440053 · CHIEF LEGAL ADMIN OFC AND SECY

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,529

Underlying: Common Stock $.01 Par Value ND · 6,529 shares

Expires 2024-04-01

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Restricted Stock Units ("RSUs") granted under the MGM Resorts International ("Company") Amended and Restated 2005 Omnibus Incentive Plan. Each RSU represents the right to receive, following vesting, one share of Company common stock. Any fractional shares are paid in cash upon settlement.

SEC source: 0001127602-23-012423 · form4.xml · nonDerivative · entry 2

McManus John · CIK 0001440053 · CHIEF LEGAL ADMIN OFC AND SECY

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 72,283

SEC source: 0001127602-23-012423 · form4.xml · nonDerivative · entry 1

McManus John · CIK 0001440053 · CHIEF LEGAL ADMIN OFC AND SECY

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 74,853

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-23-012421 · form4.xml · derivative · entry 4

HORNBUCKLE WILLIAM · CIK 0001183302 · Director · CEO AND PRESIDENT

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,259

Underlying: Common Stock $.01 Par Value ND · 11,259 shares

Expires 2024-04-01

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Restricted Stock Units ("RSUs") granted under the MGM Resorts International ("Company") Amended and Restated 2005 Omnibus Incentive Plan. Each RSU represents the right to receive, following vesting, one share of Company common stock. Any fractional shares are paid in cash upon settlement.

SEC source: 0001127602-23-012421 · form4.xml · nonDerivative · entry 2

HORNBUCKLE WILLIAM · CIK 0001183302 · Director · CEO AND PRESIDENT

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 66,227

SEC source: 0001127602-23-012421 · form4.xml · nonDerivative · entry 1

HORNBUCKLE WILLIAM · CIK 0001183302 · Director · CEO AND PRESIDENT

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 70,658

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-23-012417 · form4.xml · derivative · entry 2

SALEM PAUL J · CIK 0001084356 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 73,510.9748

Underlying: Common Stock $.01 Par Value ND · 2,138.6763 shares

Expires not disclosed

F1 · derivative.exercise_price: Represents Deferred Stock Units ("DSUs") under the MGM Resorts International (the "Company") Deferred Compensation Plan for Non-Employee Directors. Each DSU is the economic equivalent of one share of Company common stock. The DSUs become payable upon the Reporting Person's termination of service as a Director.

F1 · derivative.exercise_date: Represents Deferred Stock Units ("DSUs") under the MGM Resorts International (the "Company") Deferred Compensation Plan for Non-Employee Directors. Each DSU is the economic equivalent of one share of Company common stock. The DSUs become payable upon the Reporting Person's termination of service as a Director.

F1 · derivative.expiration_date: Represents Deferred Stock Units ("DSUs") under the MGM Resorts International (the "Company") Deferred Compensation Plan for Non-Employee Directors. Each DSU is the economic equivalent of one share of Company common stock. The DSUs become payable upon the Reporting Person's termination of service as a Director.

SEC source: 0001127602-23-012416 · form4.xml · derivative · entry 1

Mckinney-James Rose · CIK 0001331780 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 52,043.5683

Underlying: Common Stock $.01 Par Value ND · 63.3161 shares

Expires not disclosed

F1 · derivative.exercise_price: Represents Deferred Stock Units ("DSUs") under the MGM Resorts International (the "Company") Deferred Compensation Plan for Non-Employee Directors. Each DSU is the economic equivalent of one share of Company common stock. The DSUs become payable upon the Reporting Person's termination of service as a Director.

F1 · derivative.exercise_date: Represents Deferred Stock Units ("DSUs") under the MGM Resorts International (the "Company") Deferred Compensation Plan for Non-Employee Directors. Each DSU is the economic equivalent of one share of Company common stock. The DSUs become payable upon the Reporting Person's termination of service as a Director.

F1 · derivative.expiration_date: Represents Deferred Stock Units ("DSUs") under the MGM Resorts International (the "Company") Deferred Compensation Plan for Non-Employee Directors. Each DSU is the economic equivalent of one share of Company common stock. The DSUs become payable upon the Reporting Person's termination of service as a Director.

SEC source: 0001127602-23-012415 · form4.xml · derivative · entry 1

Meister Keith A. · CIK 0001307631 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 36,478.4395

Underlying: Common Stock $.01 Par Value ND · 731.6524 shares

Expires not disclosed

F1 · derivative.exercise_price: Represents Deferred Stock Units ("DSUs") under the MGM Resorts International (the "Company") Deferred Compensation Plan for Non-Employee Directors. Each DSU is the economic equivalent of one share of Company common stock. The DSUs become payable upon the Reporting Person's termination of service as a Director.

F1 · derivative.exercise_date: Represents Deferred Stock Units ("DSUs") under the MGM Resorts International (the "Company") Deferred Compensation Plan for Non-Employee Directors. Each DSU is the economic equivalent of one share of Company common stock. The DSUs become payable upon the Reporting Person's termination of service as a Director.

F1 · derivative.expiration_date: Represents Deferred Stock Units ("DSUs") under the MGM Resorts International (the "Company") Deferred Compensation Plan for Non-Employee Directors. Each DSU is the economic equivalent of one share of Company common stock. The DSUs become payable upon the Reporting Person's termination of service as a Director.

SEC source: 0001127602-23-007955 · form4.xml · nonDerivative · entry 1

Mckinney-James Rose · CIK 0001331780 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

F1 · shares: The sale reported was effected pursuant to a Rule 10b5-1 trading plan entered into by the Reporting Person.

SEC source: 0001127602-23-008403 · form4.xml · derivative · entry 1

Winston Ben · CIK 0001967506 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 986

Underlying: Common Stock $.01 Par Value ND · 986 shares

Expires not disclosed

F1 · derivative.exercise_price: Restricted Stock Units ("RSUs") granted under the MGM Resorts International ("Company") Amended and Restated 2005 Omnibus Incentive Plan (the "Plan"). Each RSU represents the right to receive, following vesting, one share of Company common stock. Any fractional shares are paid in cash upon settlement.

F2 · derivative.exercise_date: The RSUs will vest upon the earlier of (i) March 1, 2024 or (ii) the date of the Company's next annual meeting of stockholders, in each case subject to the terms of the Plan and applicable award agreement.

F2 · derivative.expiration_date: The RSUs will vest upon the earlier of (i) March 1, 2024 or (ii) the date of the Company's next annual meeting of stockholders, in each case subject to the terms of the Plan and applicable award agreement.

SEC source: 0001127602-23-007950 · form4.xml · derivative · entry 4

SANDERS COREY IAN · CIK 0001494424 · CHIEF OPERATING OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,109

Underlying: Common Stock $.01 Par Value ND · 4,110 shares

Expires 2024-02-27

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Restricted Stock Units ("RSUs") granted under the MGM Resorts International ("Company") Amended and Restated 2005 Omnibus Incentive Plan. Each RSU represents the right to receive one share of Company common stock. Any fractional shares are paid in cash upon settlement.

F2 · derivative.exercise_date: The RSUs are fully vested. Delivery of shares is made in four equal annual installments commencing on the first anniversary of the grant date.

SEC source: 0001127602-23-007950 · form4.xml · nonDerivative · entry 2

SANDERS COREY IAN · CIK 0001494424 · CHIEF OPERATING OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 206,262

SEC source: 0001127602-23-007950 · form4.xml · nonDerivative · entry 1

SANDERS COREY IAN · CIK 0001494424 · CHIEF OPERATING OFFICER

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 207,783

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001127602-23-007947 · form4.xml · derivative · entry 3

McManus John · CIK 0001440053 · CHIEF LEGAL ADMIN OFC AND SECY

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 238

Underlying: Common Stock $.01 Par Value ND · 237 shares

Expires 2024-02-27

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Restricted Stock Units ("RSUs") granted under the MGM Resorts International ("Company") Amended and Restated 2005 Omnibus Incentive Plan. Each RSU represents the right to receive one share of Company common stock. Any fractional shares are paid in cash upon settlement.

F2 · derivative.exercise_date: The RSUs are fully vested. Delivery of shares is made in four equal annual installments commencing on the first anniversary of the grant date.

SEC source: 0001127602-23-007947 · form4.xml · nonDerivative · entry 2

McManus John · CIK 0001440053 · CHIEF LEGAL ADMIN OFC AND SECY

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 68,324

SEC source: 0001127602-23-007947 · form4.xml · nonDerivative · entry 1

McManus John · CIK 0001440053 · CHIEF LEGAL ADMIN OFC AND SECY

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 68,412

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.