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Ken Griffin responds to Mamdani’s campaign video outside $238M Manhattan penthouse

Reported by Geelongadvertiser ·Adelaidenow
May 9, 2026· 2 min read
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Key Takeaways
  • • Citadel CEO Ken Griffin responded publicly to New York Mayor Zohran Mamdani's campaign video filmed outside Griffin's $238 million Manhattan penthouse, characterizing the political targeting as "creepy and weird and actually frightening."
  • • Griffin, whose net worth Forbes estimates at $50.7 billion, signaled potential cancellation of a major Midtown Manhattan development project in response to Mamdani's tax-focused political messaging that singled out the billionaire's real estate holdings.
  • • Mamdani's campaign video, which promoted a new proposed "Tax the Rich" policy, used Griffin's penthouse as a visible political flashpoint, prompting the hedge fund executive to defend his position at the Milken Institute Global Conference.
  • • The escalating public dispute between Griffin and Mamdani represents an emerging friction point between institutional wealth and municipal political campaigns that explicitly target high-net-worth individuals and their assets.
Summary
Citadel CEO Ken Griffin has publicly pushed back against New York Mayor Zohran Mamdani following the release of a campaign video filmed outside Griffin's $238 million Manhattan penthouse. The video, which promoted Mamdani's proposed "Tax the Rich" policy initiative, featured the luxury property as a visual centerpiece for the mayor's political messaging around wealth inequality and taxation in New York City.

Responding at the Milken Institute Global Conference, Griffin characterized the campaign approach as inappropriate and unsettling. He described the targeting as "creepy and weird and actually frightening," signaling his displeasure with the explicit use of his personal real estate holdings as a political prop. According to multiple reports, Griffin has suggested he may scale back or cancel a significant Midtown Manhattan development project—a potential cost to the city's real estate and economic development agenda.

The dispute highlights an intensifying tension between ultra-high-net-worth individuals and municipal leadership focused on wealth taxation and redistribution messaging. With a reported net worth of $50.7 billion, Griffin represents one of the nation's largest concentrations of individual wealth and substantial real estate investments. Mamdani's campaign appears unapologetic about the approach; former New York City Mayor Eric Adams noted that Mamdani expressed "no regrets" about the political strategy on Friday, indicating the mayor's office views the confrontation as aligned with core campaign messaging rather than a misstep.

The $238 million penthouse has become an unexpected political flashpoint in New York City municipal politics, illustrating how high-profile luxury real estate increasingly intersects with public policy debate and campaign strategy. The potential withdrawal of Griffin's development project underscores the real economic implications of these political disputes for urban development and municipal tax bases.

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Geelongadvertiser Ken Griffin responds to Mamdani’s campaign video outside $238M Manhattan penthouse Adelaidenow Ken Griffin responds to Mamdani’s campaign video outside $238M Manhattan penthouse