Six Flags Entertainment Corp/OLD SEC filings SIX
Six Flags Entertainment Corp/OLD has 1,001 filings in SEC EDGAR's recent list, going back to Jul 13, 2011. Its latest annual report, Form 10-K, was filed on Feb 29, 2024 for the period ended Dec 31, 2023. The latest quarterly report (Form 10-Q) was filed on May 9, 2024, covering the quarter ended Mar 31, 2024. The most recent current report (Form 8-K) was filed on Jul 1, 2024 (material agreement, agreement ended, acquisition or sale of assets, listing notice, change to shareholder rights, regulation fd disclosure, other events). The company's fiscal year ends on December 29.
| Form | Description | Filed | Period |
|---|---|---|---|
| DEFA14A | Additional proxy material | Mar 4, 2024 | — |
| DEFM14A | Filing | Jan 31, 2024 | — |
| DEFA14A | Additional proxy material | Nov 2, 2023 | — |
| DEFA14A | Additional proxy material | Mar 28, 2023 | — |
| DEF 14A | Proxy statement | Mar 28, 2023 | — |
| PRE 14A | Preliminary proxy statement | Mar 17, 2023 | — |
| DEFA14A | Additional proxy material | Mar 29, 2022 | — |
| DEF 14A | Proxy statement | Mar 29, 2022 | May 11, 2022 |
| PRE 14A | Preliminary proxy statement | Mar 18, 2022 | Mar 18, 2022 |
| DEFA14A | Additional proxy material | Apr 21, 2021 | — |
| DEFA14A | Additional proxy material | Mar 30, 2021 | — |
| DEFA14A | Additional proxy material | Mar 23, 2021 | — |
| DEF 14A | Proxy statement | Mar 23, 2021 | May 5, 2021 |
| PRE 14A | Preliminary proxy statement | Mar 12, 2021 | May 5, 2021 |
| DEFA14A | Additional proxy material | Apr 13, 2020 | — |
| DEFA14A | Additional proxy material | Mar 19, 2020 | — |
| DEF 14A | Proxy statement | Mar 19, 2020 | May 6, 2020 |
| DEFA14A | Additional proxy material | Mar 19, 2019 | — |
| DEF 14A | Proxy statement | Mar 19, 2019 | May 1, 2019 |
| DEFA14A | Additional proxy material | Mar 20, 2018 | — |
| DEF 14A | Proxy statement | Mar 20, 2018 | May 2, 2018 |
| PRE 14A | Preliminary proxy statement | Mar 9, 2018 | May 2, 2018 |
| DEFA14A | Additional proxy material | Mar 21, 2017 | — |
| DEF 14A | Proxy statement | Mar 21, 2017 | May 3, 2017 |
| DEFA14A | Additional proxy material | Mar 22, 2016 | — |
| DEF 14A | Proxy statement | Mar 22, 2016 | May 4, 2016 |
| DEFA14A | Additional proxy material | Mar 24, 2015 | — |
| DEF 14A | Proxy statement | Mar 24, 2015 | Mar 24, 2015 |
| DEFA14A | Additional proxy material | Mar 25, 2014 | — |
| DEF 14A | Proxy statement | Mar 25, 2014 | Mar 20, 2014 |
| DEF 14A | Proxy statement | Mar 26, 2013 | May 8, 2013 |
| DEFA14A | Additional proxy material | Mar 26, 2013 | — |
| DEFA14A | Additional proxy material | Mar 20, 2012 | — |
| DEF 14A | Proxy statement | Mar 20, 2012 | May 2, 2012 |
Showing 34 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-Miscellaneous Amusement & Recreation (SIC 7990)
- Fiscal year ends
- December 29
- Headquarters
- Arlington, TX
- SEC filer status
- Large accelerated filer
- SEC CIK
- 701374
- Former names
- Six Flags Entertainment Corp (until Jun 26, 2024); SIX FLAGS, INC. (until May 11, 2010); SIX FLAGS INC (until Mar 16, 2007); PREMIER PARKS INC (until Mar 10, 2000); TIERCO GROUP INC/DE/ (until Feb 2, 1994)
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All 34 Services-Miscellaneous Amusement & Recreation companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.