Sec Form 4 Filing - Eaton Craig L @ Bally's Corp - 2024-03-01

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

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, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Eaton Craig L 2. Issuer Name and Ticker or Trading Symbol Bally's Corp [ BALY] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) Senior VP & Secretary (Last) (First) (Middle) C/O BALLY'S CORPORATION, 100 WESTMINSTER STREET 3. Date of Earliest Transaction (MM/DD/YY) 03/01/2024 (Street) PROVIDENCE, RI02903 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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) Code V Amount (A) or (D) Price Common Stock 03/01/2024 03/01/2024 M 2,381 A $ 0 151,538 D Common Stock 03/01/2024 03/01/2024 F( 1 ) 1,206 D $ 10.68 150,332 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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 7. Title and Amount of Underlying Securities (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 of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Restricted Stock Unit ( 2 ) 03/01/2024 03/01/2024 M 2,381 ( 3 ) ( 3 ) Common Stock 2,381 $ 0 4,762 D Restricted Stock Unit ( 2 ) 03/01/2024 03/01/2024 A 17,657 ( 4 ) ( 4 ) Common Stock 17,657 $ 0 17,657 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Eaton Craig L C/O BALLY'S CORPORATION 100 WESTMINSTER STREET PROVIDENCE, RI02903 Senior VP & Secretary Signatures /s/ Victoria Ellis, Attorney-In-Fact 03/05/2024 Signature of Reporting Person Date

Explanation of Responses:

( 1 )On March 1, 2024, 2,381 shares of Bally's Corporation (the "Company") restricted stock units vested. The Company retained 1,206 shares on that date to satisfy certain tax withholding obligations in connection with the vesting. ( 2 )Each restricted stock unit represents the right to receive one share of Bally's Corporation common stock upon vesting in accordance with the terms of the reporting person's restricted stock unit agreement. ( 3 )On March 10, 2023, the reporting person was granted 7,143 restricted stock units which will vest in three equal installments on March 1, 2024, 2025 and 2026. ( 4 )On March 1, 2024, the reporting person was granted 17,657 restricted stock units which will vest in three equal installments on March 1, 2025, 2026 and 2027.

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).

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