Six Flags appoints Sachem Head partner Brudnick to board in cooperation deal

Six Flags Entertainment Corporation/NEW

Jonathan Brudnick, a Sachem Head partner, joins Six Flags Board as Class III director effective Oct 17, 2025.
Board expands to 13 directors (11 independent), will shrink to 11 after Bassoul and Hanrahan depart Dec 31.
Cooperation agreement imposes standstill, voting commitments; Brudnick must resign if Sachem Head falls below 3% ownership.
Brudnick appointed to Nominating and Governance Committee with term through 2027 annual meeting.

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