Six Flags Entertainment Corporation/NEW SEC filings FUN
Six Flags Entertainment Corporation/NEW has 225 filings in SEC EDGAR's recent list, going back to Nov 2, 2023. Its latest annual report, Form ARS, was filed on Apr 9, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 6, 2026, covering the quarter ended Jun 28, 2026. The most recent current report (Form 8-K) was filed on Nov 5, 2026 (results of operations, regulation fd disclosure). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 5, 2026 | Nov 5, 2026 |
| 10-Q | Quarterly report | Aug 6, 2026 | Jun 28, 2026 |
| 8-K |
Current report
Results of operations
|
Aug 6, 2026 | Aug 6, 2026 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Jul 2, 2026 | Jul 1, 2026 |
| 8-K |
Current report
Officer or director change
|
Jul 1, 2026 | Jun 25, 2026 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
May 27, 2026 | May 21, 2026 |
| 8-K |
Current report
Shareholder vote results
|
May 27, 2026 | May 26, 2026 |
| 8-K |
Current report
Material agreement, Officer or director change
|
May 20, 2026 | May 19, 2026 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
May 7, 2026 | May 7, 2026 |
| 10-Q | Quarterly report | May 7, 2026 | Mar 29, 2026 |
| 8-K |
Current report
Results of operations
|
May 7, 2026 | May 7, 2026 |
| ARS | Annual report to shareholders | Apr 9, 2026 | Dec 31, 2025 |
| DEF 14A | Proxy statement | Apr 9, 2026 | May 26, 2026 |
| 8-K |
Current report
Regulation FD disclosure
|
Apr 9, 2026 | Apr 8, 2026 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Apr 6, 2026 | Apr 6, 2026 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Mar 25, 2026 | Mar 24, 2026 |
| 8-K |
Current report
Officer or director change
|
Mar 13, 2026 | Mar 10, 2026 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Mar 5, 2026 | Mar 5, 2026 |
| 10-K | Annual report | Feb 26, 2026 | Dec 31, 2025 |
| 8-K |
Current report
Results of operations
|
Feb 19, 2026 | Feb 19, 2026 |
| 8-K |
Current report
Material agreement
|
Jan 23, 2026 | Jan 21, 2026 |
| 8-K |
Current report
Material agreement, New debt
|
Jan 14, 2026 | Jan 14, 2026 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Jan 6, 2026 | Jan 6, 2026 |
| 8-K |
Current report
Other events
|
Jan 5, 2026 | Jan 5, 2026 |
| 8-K |
Current report
Officer or director change
|
Jan 5, 2026 | Dec 29, 2025 |
| 8-K |
Current report
Officer or director change
|
Dec 23, 2025 | Dec 17, 2025 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Nov 24, 2025 | Nov 21, 2025 |
| 10-Q | Quarterly report | Nov 7, 2025 | Sep 28, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 7, 2025 | Nov 7, 2025 |
| 8-K |
Current report
Material agreement, Officer or director change, Regulation FD disclosure
|
Oct 17, 2025 | Oct 17, 2025 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Oct 10, 2025 | Oct 10, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 12, 2025 | Sep 12, 2025 |
| 8-K/A |
Amended current report
Shareholder vote results
|
Aug 22, 2025 | Jun 25, 2025 |
| 10-Q | Quarterly report | Aug 6, 2025 | Jun 29, 2025 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure
|
Aug 6, 2025 | Aug 6, 2025 |
| 8-K |
Current report
Results of operations
|
Aug 6, 2025 | Aug 6, 2025 |
| 8-K |
Current report
Material agreement, New debt
|
Jun 27, 2025 | Jun 27, 2025 |
| 8-K |
Current report
Shareholder vote results
|
Jun 27, 2025 | Jun 25, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
May 20, 2025 | May 20, 2025 |
| ARS | Annual report to shareholders | May 9, 2025 | Dec 31, 2024 |
| DEF 14A | Proxy statement | May 9, 2025 | Jun 25, 2025 |
| 10-Q | Quarterly report | May 8, 2025 | Mar 30, 2025 |
| 8-K |
Current report
Results of operations
|
May 8, 2025 | May 8, 2025 |
| 8-K |
Current report
Regulation FD disclosure
|
May 1, 2025 | May 1, 2025 |
| 10-K/A | Amended annual report | Apr 29, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Material agreement, Officer or director change, Regulation FD disclosure
|
Mar 10, 2025 | Mar 10, 2025 |
| 10-K | Annual report | Mar 3, 2025 | Dec 31, 2024 |
| 8-K |
Current report
Results of operations
|
Feb 27, 2025 | Feb 27, 2025 |
| 8-K |
Current report
Other events
|
Jan 24, 2025 | Jan 24, 2025 |
| 8-K |
Current report
Material agreement
|
Dec 23, 2024 | Dec 17, 2024 |
| 10-Q | Quarterly report | Nov 6, 2024 | Sep 29, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 6, 2024 | Nov 6, 2024 |
| 8-K |
Current report
Officer or director change
|
Oct 15, 2024 | Oct 8, 2024 |
| 8-K12B/A | Filing | Sep 16, 2024 | Jul 1, 2024 |
| 8-K |
Current report
Regulation FD disclosure
|
Sep 3, 2024 | Sep 3, 2024 |
| 8-K |
Current report
Other events
|
Aug 8, 2024 | Aug 8, 2024 |
| 10-Q | Quarterly report | Aug 8, 2024 | Jun 30, 2024 |
| 8-K |
Current report
Results of operations
|
Aug 8, 2024 | Aug 8, 2024 |
| 8-K |
Current report
Officer or director change
|
Jul 8, 2024 | Jul 1, 2024 |
| S-8 | Employee stock plan registration | Jul 1, 2024 | — |
| 8-K12B | Filing | Jul 1, 2024 | Jul 1, 2024 |
| 425 | Filing | Jun 26, 2024 | — |
| 425 | Filing | Jun 18, 2024 | — |
| 425 | Filing | Apr 16, 2024 | — |
| 425 | Filing | Mar 12, 2024 | — |
| 425 | Filing | Mar 4, 2024 | — |
| EFFECT | Filing | Jan 31, 2024 | — |
| 424B3 | Prospectus | Jan 31, 2024 | — |
| S-4/A | Filing | Jan 29, 2024 | — |
| CORRESP | Letter to the SEC | Jan 29, 2024 | — |
| S-4/A | Filing | Jan 26, 2024 | — |
| CORRESP | Letter to the SEC | Jan 17, 2024 | — |
| S-4/A | Filing | Jan 17, 2024 | — |
| UPLOAD | Letter from the SEC | Jan 11, 2024 | — |
| S-4 | Registration for a merger or exchange | Dec 22, 2023 | — |
| 425 | Filing | Nov 13, 2023 | — |
| 425 | Filing | Nov 3, 2023 | — |
| 425 | Filing | Nov 3, 2023 | — |
| 425 | Filing | Nov 3, 2023 | — |
| 425 | Filing | Nov 2, 2023 | — |
| 425 | Filing | Nov 2, 2023 | — |
| 425 | Filing | Nov 2, 2023 | — |
| 425 | Filing | Nov 2, 2023 | — |
Showing 83 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Services-Amusement & Recreation Services (SIC 7900)
- Listed as
- FUN (NYSE)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Charlotte, NC
- SEC filer status
- Large accelerated filer
- SEC CIK
- 1999001
- Former names
- CopperSteel HoldCo, Inc. (until Jun 26, 2024)
Other Services-Amusement & Recreation Services companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.