Welcome to our dedicated page for Six Flags Entertainment Corporation SEC filings (Ticker: FUN), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
The Six Flags Entertainment Corporation (NYSE: FUN) SEC filings page on Stock Titan provides access to the company’s regulatory disclosures as filed with the U.S. Securities and Exchange Commission. These documents include current reports on Form 8-K, annual and quarterly reports when available, and other materials that describe Six Flags’ financial condition, capital structure, governance changes and significant corporate events.
Six Flags uses Form 8-K filings to report material developments such as debt offerings and redemptions, leadership and board changes, and strategic agreements. Recent 8-Ks describe a private offering of $1.0 billion of 8.625% senior notes due 2032, the planned redemption of senior notes due 2027, and the terms of the related indenture, including interest, maturity, ranking and restrictive covenants. Other 8-K filings outline cooperation agreements with investors, appointments and resignations of directors, and the employment agreement for the company’s President and Chief Executive Officer.
Filings also provide context on the merger between legacy Six Flags Entertainment Corporation and Cedar Fair, L.P., including unaudited pro forma condensed combined financial information, as well as periodic updates on results of operations and preliminary revenue trends. Additional 8-Ks address specific park-related arrangements, such as the company’s decision regarding an end-of-term option in the partnership that holds Six Flags Over Texas, and consulting agreements tied to projects like Qiddiya in Saudi Arabia.
On Stock Titan, these filings are supplemented by AI-powered summaries that highlight key terms, financial implications and governance details, helping readers quickly interpret complex documents. Users can monitor new 8-Ks for information about Six Flags’ financing activities, board composition, executive compensation arrangements and other regulatory disclosures, and can use the platform to track how these filings relate to the company’s broader amusement and theme park operations.
HADDRILL RICHARD M reported acquisition or exercise transactions in this Form 4 filing.
Six Flags Entertainment Corporation/NEW Executive Chair Richard M. Haddrill received a stock grant of 217,797 shares of common stock as compensation. The award carried a stated price of $0.00 per share and was issued under the company’s 2024 Omnibus Incentive Plan. Following this grant, Haddrill directly holds 220,117 shares of common stock.
Six Flags Entertainment Corporation seeks stockholder approval at its 2026 virtual annual meeting for board elections, auditor ratification and an advisory vote on 2025 executive pay. Stockholders will vote on three Class II directors for terms expiring in 2029, confirmation of Deloitte & Touche LLP as independent auditor, and approval of named executive officer compensation.
The proxy highlights completion of the July 2024 merger-of-equals between legacy Cedar Fair and legacy Six Flags, a CEO transition to John Reilly in December 2025, and significant board refreshment, including adding Executive Chairman Richard Haddrill and designating Marilyn Spiegel as Lead Independent Director. It also notes an agreement to sell seven parks for $331 million in cash to sharpen focus and reduce debt, and explains that 2025 incentive bonuses for executives did not pay out after results fell short of Modified EBITDA goals.
Six Flags Entertainment Corporation disclosed that its subsidiary Six Flags America Property Corporation entered into a purchase agreement to sell certain real property in Prince George’s County, Maryland to a joint venture between 35V and Atlanta-based TPA Group. The transaction remains subject to buyer diligence and other closing conditions. The company expects to use net proceeds from this real estate sale to reduce its outstanding debt obligations.
Six Flags Entertainment Corporation/NEW filed an initial Form 3 for Executive Chair and director Richard M. Haddrill. The filing shows he directly holds 2,320 shares of the company’s common stock, par value $0.01 per share. The entry is a holdings disclosure only, with no reported buy or sell transaction.
Six Flags Entertainment Corporation has completed the previously announced sale of six U.S. parks to EPR Properties under an Equity Purchase Agreement with EPR and EP OPCO WOFR, LLC. The divested properties include Valleyfair, Worlds of Fun, Michigan’s Adventure, Schlitterbahn Waterpark Galveston, Six Flags St. Louis, and Six Flags Great Escape.
The company describes this divestiture as a key step in its portfolio optimization strategy, allowing greater focus on properties with the strongest long-term growth potential. Six Flags expects the sale of Six Flags La Ronde in Montreal to close in the second quarter of 2026 after required approvals.
EPR plans to partner with Enchanted Parks to operate the six U.S. parks and may use the Six Flags brand through the end of 2026. The parks are expected to maintain regular operating schedules, and all season passes, including multi-park passes, will continue to be honored through the 2026 season.
Six Flags Entertainment Corp ownership update: The Vanguard Group filed an Amendment No. 11 to its Schedule 13G/A stating it beneficially owns 0 shares of common stock, representing 0% of the class. The filing explains an internal realignment effective January 12, 2026 under SEC Release No. 34-39538, after which certain Vanguard subsidiaries report ownership separately. The form is signed by Ashley Grim, Head of Global Fund Administration, dated 03/27/2026.
Six Flags Entertainment Corporation has appointed Richard “Dick” Haddrill as Executive Chair of the Board, effective immediately, and named Marilyn Spiegel as Lead Independent Director. The Board will temporarily expand to 11 members until the 2026 Annual Meeting of Stockholders.
Haddrill signed a three-year employment agreement with a base salary of $500,000 per year217,797 restricted stock awards that vest quarterly over three years and 373,367 performance stock units that vest based on specified performance targets. The agreement includes severance, vesting, change-in-control and clawback provisions tied to termination scenarios, as well as non-solicitation, confidentiality and non-disparagement covenants.
Six Flags Entertainment Corporation reported that board member Jennifer Mason has informed the company she will not stand for re-election when her term expires at the 2026 annual meeting of stockholders. The company states that her decision is not due to any disagreement with the Board, the company, or management regarding operations, policies, or practices.
The Board and the company expressed their appreciation for Ms. Mason’s dedicated service as a director. This represents a planned transition in board composition rather than a dispute-driven departure.
Six Flags Entertainment Corporation has signed definitive agreements to divest seven parks to EPR Properties for total cash consideration of $331 million, subject to customary adjustments. An 8-K details an Equity Purchase Agreement under which EPR and an operator will acquire subsidiaries holding assets and liabilities for several U.S. parks for $318,885,000 in cash.
The parks generated about $260 million in net revenue and approximately $45 million in Adjusted EBITDA for the year ended December 31, 2025, serving roughly 4.5 million guests. Six Flags plans to use net proceeds, after taxes and transaction expenses, to pay down debt and modestly improve its leverage ratio while focusing on its remaining 34 parks across 23 North American locations.