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 OF SECURITIES

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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(Print or Type Responses)
1. Name and Address of Reporting Person *
Sample Derek
  2. Issuer Name and Ticker or Trading Symbol
Six Flags Entertainment Corp [SIX] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Chief Accounting Officer
(Last)
(First)
(Middle)
C/O SIX FLAGS ENTERTAINMENT CORPORATION, 1000 BALLPARK WAY, SUITE 400		 3. Date of Earliest Transaction (Month/Day/Year)
12/20/2023
(Street)

ARLINGTON, TX 76011		 4. If Amendment, Date Original Filed (Month/Day/Year)
 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 (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)
Code V Amount (A) or (D) Price
Common Stock, par value $0.025 per share 12/20/2023   A   14,953 (1) A $ 24.05 22,087 D  
Common Stock, par value $0.025 per share 12/20/2023   F   7,332 (2) D $ 24.05 14,755 D  

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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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 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

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Sample Derek
C/O SIX FLAGS ENTERTAINMENT CORPORATION
1000 BALLPARK WAY, SUITE 400
ARLINGTON, TX 76011		       Chief Accounting Officer  

Signatures

 /s/ Derek Sample   12/22/2023
**Signature of Reporting Person Date

Explanation of Responses:

* 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).
(1) The reported securities represent a grant of restricted stock under the Six Flags Entertainment Corporation ("Six Flags") Long-Term Incentive Plan (the "Plan"), which will vest, subject to Mr. Sample's continued employment with Six Flags through the consummation of the previously announced merger of equals transaction (the "Merger") by and between Six Flags and Cedar Fair, L.P. pursuant to the Merger Agreement, dated November 2, 2023, by and among the parties thereto (the "Merger Agreement"). The reported amount includes: (i) 10,395 restricted shares received in respect of a retention bonus and (ii) 4,558 restricted shares granted in settlement of PSUs previously granted to Mr. Sample.
(2) Shares withheld in payment of tax liability in connection with the grant of (i) 14,953 shares of restricted stock reported herein and (ii) 4,675 share of restricted stock granted in settlement of previously reported restricted stock units , which shares of restricted stock will vest at the consummation of the Merger, subject to Mr. Sample's continued employment with Six Flags through the consummation of the Merger.

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