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Six Flags Entertainment director-associated funds made sizable open-market purchases of the company’s common stock. On June 12 and June 15, funds owned and managed by H Partners Management, LLC bought a total of 250,000 shares at weighted average prices of $23.6929 and $23.4085 per share, respectively. Following these transactions, the managed funds indirectly hold 4,900,000 shares of Six Flags common stock.
Rehan Jaffer is the founder and managing member of H Partners Management and may be deemed to have voting and dispositive power over these shares, but he disclaims beneficial ownership except to the extent of his pecuniary interest.
Six Flags Entertainment Corporation/NEW filed an initial Form 3 identifying Martin Ziegenfuss Amy as an insider serving as Chief Marketing Officer. This filing establishes her status as a reporting person for future insider transactions, and the excerpt shows no reportable holdings or trades at this time.
Six Flags Entertainment Corporation appointed Ash Walia as Chief Financial Officer, effective June 17, 2026, under a three-year employment agreement with automatic one-year renewals. He brings more than two decades of finance leadership across Hot Topic, 99 Cents Only Stores, Starbucks and Kellogg’s.
Walia’s agreement includes a $690,000 initial base salary, a target annual bonus equal to 100% of base salary, a pro-rated bonus for fiscal 2026, and an initial restricted stock unit grant valued at $1,250,000 that vests in three equal annual installments. He is also eligible for annual equity awards targeted at $1,869,000 in value.
If terminated without cause or he resigns for good reason, Walia may receive cash severance equal to two times his base salary plus target bonus, certain bonus payments, up to 18 months of medical benefit reimbursement, and accelerated or pro-rated vesting of equity awards, with full vesting of all equity if such a termination occurs within 18 months after a change in control.
Six Flags Entertainment Corporation reported results from its 2026 annual shareholder meeting held virtually on May 26, 2026. Shareholders elected Richard Haddrill, Chieh Huang, and Marilyn Spiegel as Class II directors for terms expiring in 2029, with support ranging from about 60 million to over 72 million votes in favor for each nominee. Investors also confirmed Deloitte & Touche LLP as the independent registered public accounting firm for 2026, with 66.7 million votes for and 21.0 million against. In addition, shareholders approved, on an advisory basis, the 2025 executive compensation program, with 68.5 million votes for, 5.7 million against, and 13.3 million broker non-votes.
Six Flags Entertainment Corporation/NEW director Rehan Jaffer has filed an initial Form 3 reporting indirect ownership of 4,650,000 shares of common stock. The shares are directly owned by funds managed by H Partners Management, LLC, where Jaffer is Founder and Managing Member.
The filing states that, through this role at H Partners Management, Jaffer may be deemed to share voting and dispositive power over these shares. He formally disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest in the managed funds.
Six Flags Entertainment Corporation/NEW Chief Legal Officer discloses initial holdings in a Form 3. Christopher Lawrence Bennett reports direct ownership of 17 shares of the company’s common stock, par value $0.01 per share. This filing records his starting equity position as an officer.
Six Flags Entertainment Corporation/NEW director Marilyn G. Spiegel reported an open-market purchase of 2,500 shares of common stock on May 21, 2026 at $19.10 per share. After this transaction, she directly holds 15,161 shares of common stock.
Spiegel also holds 18,378 Deferred Stock Units, each economically equivalent to one share of common stock. These units were acquired as deferred compensation under the company’s omnibus plan and will be settled in shares of common stock, or a mix of cash and shares, when her service to the company ends.
Six Flags Entertainment Corporation entered into a Cooperation Agreement with H Partners Management under which H Partners founder Rehan Jaffer will join the board after the 2026 annual stockholder meeting, replacing director Arik Ruchim. Jaffer will serve as a Class III director through the 2027 annual meeting and sit on the Audit and Finance Committee.
Under the agreement, Jaffer has delivered an irrevocable resignation letter that becomes effective if H Partners’ beneficial ownership or economic exposure falls below 3% of Six Flags’ outstanding common stock or if H Partners is found by final court judgment to have materially breached the agreement without cure. Until a defined standstill termination date, H Partners has agreed to support the board’s voting recommendations with limited exceptions and is subject to customary standstill and mutual non-disparagement provisions.
Darlington Partners and related filers report shared beneficial ownership of 8,700,000 shares (8.5%) of Six Flags Entertainment Corporation common stock in an Amendment No. 4 to a Schedule 13G/A. The 8,700,000 shares are reported as held with shared voting and dispositive power across Darlington Partners Capital Management, Darlington Partners GP, LLC, Darlington Partners, L.P., and the reporting persons Scott W. Clark and Ramsey B. Jishi. The percentage is calculated using 101,987,541 shares outstanding as of March 27, 2026, as cited from the issuer's proxy statement filed April 9, 2026. The filing includes signed certifications that the holdings were not acquired to change or influence control.
Six Flags Entertainment Corporation/NEW director Marilyn G. Spiegel reported buying 2,500 shares of common stock in an open-market transaction at $19.125 per share. Following this purchase, she directly holds 12,661 common shares and 18,378 deferred stock units, each economically equivalent to one common share and payable when her service to the company ends.