UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

SCHEDULE 14A

Proxy Statement Pursuant to Section 14(a) of the

Securities Exchange Act of 1934

Filed by the Registrant  ☒        Filed by a party other than the Registrant  ☐

Check the appropriate box:

☐	Preliminary Proxy Statement
☐	Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))
☐	Definitive Proxy Statement
☒	Definitive Additional Materials
☐	Soliciting Material Under Rule 240.14a-12

MGM Resorts International

(Name of Registrant as Specified In Its Charter)

(Name of Person(s) Filing Proxy Statement, if other than the Registrant)

Payment of Filing Fee (Check the appropriate box):

☒	No fee required.
☐	Fee paid previously with preliminary materials.
☐	Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11.

Your Vote Counts! *Please check the meeting materials for any special requirements for meeting attendance. Smartphone users Point your camera here and vote without entering a control number For complete information and to vote, visit www.ProxyVote.com Control # V39521-P03880 MGM RESORTS INTERNATIONAL ATTN: CORPORATE SECRETARY 3600 LAS VEGAS BLVD.SOUTH LAS VEGAS, NEVADA 89109 MGM RESORTS INTERNATIONAL 2024 Annual Meeting Vote by April 30, 2024 8:59 PM Pacific Time You invested in MGM RESORTS INTERNATIONAL and it’s time to vote! You have the right to vote on proposals being presented at the Annual Meeting. This is an important notice regarding the availability of proxy material for the stockholder meeting to be held on May 1, 2024. Get informed before you vote View the Notice and Proxy Statement and AR/10-K/10-K Wrap online OR you can receive a free paper or email copy of the material(s) by requesting prior to April 17, 2024. If you would like to request a copy of the material(s) for this and/or future stockholder meetings, you may (1) visit www.ProxyVote.com, (2) call 1-800-579-1639 or (3) send an email to sendmaterial@proxyvote.com. If sending an email, please include your control number (indicated below) in the subject line. Unless requested, you will not otherwise receive a paper or email copy. Vote Virtually at the Meeting* May 1, 2024 10:00 AM Pacific Time Virtually at: www.virtualshareholdermeeting.com/MGM2024

Vote at www.ProxyVote.com Prefer to receive an email instead? While voting on www.ProxyVote.com, be sure to click “Delivery Settings”. Voting Items Board Recommends V39522-P03880 THIS IS NOT A VOTABLE BALLOT This is an overview of the proposals being presented at the upcoming stockholder meeting. Please follow the instructions on the reverse side to vote these important matters. 1. Election of Directors Nominees: 1a. Barry Diller For 1b. Alexis M. Herman For 1c. William J. Hornbuckle For 1d. Mary Chris Jammet For 1e. Joey Levin For 1f. Rose McKinney-James For 1g. Keith A. Meister For 1h. Paul Salem For 1i. Jan G. Swartz For 1j. Daniel J. Taylor For 1k. Ben Winston For 2. To ratify the selection of Deloitte & Touche LLP, as the independent registered public accounting firm for the year ending December 31, 2024. For 3. To approve, on an advisory basis, the compensation of our named executive officers. For 4. To approve and adopt an amendment to our Amended and Restarted Certificate of Incorporation to reflect new Delaware law provisions regarding exculpation of officers. For 5. A stockholder proposal requesting a report to stockholders on risks created by the Company’s diversity, equity and inclusion efforts. Against NOTE: Such other business as may properly come before the meeting or any adjournment thereof.