Six Flags appoints Richard Haddrill as Executive Chairman; board expands to 11

Six Flags Entertainment Corporation/NEW

Richard Haddrill appointed Executive Chair, effective March 24, 2026; Marilyn Spiegel named Lead Independent Director.
Haddrill brings experience as former Executive Vice Chairman of Scientific Games and CEO of Bally Technologies.
Employment agreement: three-year term, $500,000 base salary, one-time equity grant of 217,797 RSA and 373,367 PSU.
Seven new directors added to board since summer 2025; board temporarily expands to 11 members.
Jennifer Mason will not stand for re-election at 2026 annual meeting, reducing board to 10.

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