Six Flags Entertainment Corporation
    SEC Filings

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    All SEC filings by Six Flags Entertainment Corporation — annual and quarterly reports, current reports, registrations, proxies and ownership forms, updated in real time.

    Financials

    10-QQuarterly reportView DiffMay 9, 2024
    10-K/AAnnual reportView DiffApr 29, 2024
    10-KAnnual reportView DiffFeb 16, 2024
    10-QQuarterly reportView DiffNov 2, 2023
    10-QQuarterly reportView DiffAug 3, 2023
    10-QQuarterly reportView DiffMay 4, 2023
    ARSAnnual report to shareholdersApr 13, 2023
    10-KAnnual reportView DiffFeb 17, 2023
    10-QQuarterly reportView DiffNov 2, 2022
    10-QQuarterly reportView DiffAug 3, 2022

    Events

    8-KCedar Fair and Six Flags Merger of Equals Successfully Completed, Creating a Leading Amusement Park OperatorJul 1, 2024
    8-KCedar Fair and Six Flags Announce the Satisfaction of Regulatory Conditions for the Proposed Merger of EqualsJun 26, 2024
    8-KCedar Fair and Six Flags Announce Anticipated Closing Date of the Mergers and Six Flags’ Related Special DividendJun 18, 2024
    8-KCedar Fair Reports First Quarter 2024 ResultsMay 9, 2024
    8-KCedar Fair Announces Successful Closing of $1.0 Billion Term Loan B and $300 Million Revolving Credit FacilityMay 2, 2024
    8-KCedar Fair Announces Conditional Full Redemption of All Outstanding 5.500% Notes Due May 2025Apr 11, 2024
    8-KInvestor Presentation February 2024Feb 26, 2024
    8-KCedar Fair Reports Results for 2023Feb 15, 2024
    8-KDeparture of Directors or Certain OfficersFeb 12, 2024
    8-KRegulation Fd DisclosureJan 31, 2024

    Registrations and Prospectuses

    15-12GSecurities registration terminationJul 12, 2024
    25-NSEExchange delistingJul 2, 2024
    S-8 POSRegistration of securities for employees (post-effective amendment)Jul 1, 2024
    S-8 POSRegistration of securities for employees (post-effective amendment)Jul 1, 2024
    S-8 POSRegistration of securities for employees (post-effective amendment)Jul 1, 2024
    425Business combination disclosureJun 26, 2024
    425Business combination disclosureJun 18, 2024
    425Business combination disclosureMay 9, 2024
    425Business combination disclosureFeb 15, 2024
    425Business combination disclosureFeb 12, 2024

    Proxies

    DEF 14ADefinitive proxyView DiffApr 13, 2023
    DEFA14AAdditional proxy soliciting materialsMay 11, 2022
    DEF 14ADefinitive proxyView DiffApr 7, 2022
    DEF 14ADefinitive proxyView DiffApr 7, 2021
    DEFA14AAdditional proxy soliciting materialsApr 17, 2020
    DEF 14ADefinitive proxyView DiffApr 7, 2020
    DEF 14ADefinitive proxyView DiffApr 25, 2019
    DEF 14ADefinitive proxyView DiffApr 26, 2018
    DEF 14ADefinitive proxyView DiffApr 27, 2017
    DEF 14ADefinitive proxyView DiffApr 27, 2016

    Other

    EFFECTNotice of effectivenessJun 15, 2021
    CORRESPCorrespondence with SECJun 10, 2021
    UPLOADLetter from SECJun 3, 2021
    EFFECTNotice of effectivenessJun 8, 2020
    CORRESPCorrespondence with SECJun 3, 2020
    UPLOADLetter from SECMay 27, 2020
    EFFECTNotice of effectivenessMay 25, 2018
    CORRESPCorrespondence with SECMay 22, 2018
    UPLOADLetter from SECMay 2, 2018
    CORRESPCorrespondence with SECMay 1, 2018

    Ownership

    SC 13G/ACedar Fair L PNov 5, 2024
    SC 13G/ACedar Fair L POct 7, 2024
    SC 13G/ACedar Fair L PAug 15, 2024
    SC 13G/ACedar Fair L PAug 9, 2024
    4D Scott OlivetJul 1, 2024
    4Brian C WitherowJul 1, 2024
    4Tim FisherJul 1, 2024
    4Monica SaulsJul 1, 2024
    4Brian NurseJul 1, 2024
    4Charles MyersJul 1, 2024