Six Flags Entertainment (FUN) furnishes preliminary revenue update

Rhea-AI Filing Summary

Six Flags Entertainment Corporation filed a current report to let investors know it has released a news update under Regulation FD. On September 12, 2025, the company issued a news release providing preliminary net revenues and other financial information for the period through August 31, 2025. The news release is included with the filing as Exhibit 99.1.

The company notes that this information is being furnished rather than filed, which means it is not subject to certain liability provisions of the securities laws and is not automatically incorporated into other securities filings unless specifically referenced. The filing is signed on behalf of the company by its Chief Financial Officer, Brian C. Witherow.

Six Flags Entertainment Corporation/NEW0001999001falseSeptember 12, 202500019990012025-09-122025-09-12

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): September 12, 2025

SIX FLAGS ENTERTAINMENT CORPORATION

(Exact name of Registrant as specified in its charter)

Delaware

001-42157

93-4097909

(State or other jurisdiction of incorporation)

(Commission File No.)

(I.R.S. Employer Identification No.)

8701 Red Oak Blvd.,

Charlotte, North Carolina 28217

(Address of principal executive offices) (Zip Code)

(704) 414-4700

(Registrant's telephone number, including area code)

Not Applicable

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:
Title of each class			Trading Symbol(s)			Name of each exchange on which registered
Common Stock, par value $0.01 per share			FUN			New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company  ☐    

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐    

Item 7.01.    Regulation FD Disclosure.

On September 12, 2025, Six Flags Entertainment Corporation issued a news release disclosing preliminary net revenues and certain other financial information through August 31, 2025. A copy of the news release is furnished as Exhibit 99.1 to this Current Report on Form 8-K.

This information shall not be deemed to be "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise be subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, except as expressly set forth by specific reference in such filing.

Item 9.01.    Financial Statements and Exhibits.

(d)     Exhibits:

Exhibit No.			Description
99.1			News Release of Six Flags Entertainment Corporation dated September 12, 2025 (furnished herewith)
104			Cover Page Interactive Data File (embedded with the Inline XBRL document)

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

									SIX FLAGS ENTERTAINMENT CORPORATION
									(Registrant)
Date:			September 12, 2025			By:			/s/ Brian C. Witherow
									Brian C. Witherow Chief Financial Officer

FAQ

What did Six Flags Entertainment Corporation (FUN) disclose in this 8-K?

Six Flags Entertainment Corporation disclosed that it issued a news release on September 12, 2025 providing preliminary net revenues and other financial information through August 31, 2025, which is attached as Exhibit 99.1.

Which financial period does Six Flags preliminary information cover?

The preliminary financial information discussed in the news release covers results through August 31, 2025.

How is the Six Flags preliminary financial information treated under securities laws?

The company states that this information is being furnished, not filed, so it is not subject to Section 18 liability of the Securities Exchange Act and is not incorporated into other filings unless specifically referenced.

Where can investors find the preliminary net revenue details for Six Flags (FUN)?

The detailed preliminary net revenue and related financial information are contained in the news release filed as Exhibit 99.1 to this report.

Which exhibit contains the Six Flags news release dated September 12, 2025?

The news release of Six Flags Entertainment Corporation dated September 12, 2025 is included as Exhibit 99.1.

Who signed this Six Flags Entertainment Corporation 8-K?

The report was signed on behalf of Six Flags Entertainment Corporation by Brian C. Witherow, the companys Chief Financial Officer, dated September 12, 2025.