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Mamdani has reached out to Ken Griffin, but billionaire CEO may be waiting for apology: Sources

Reported by Nbcnewyork
May 14, 2026· 3 min read
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Key Takeaways
  • • Mayor Zohran Mamdani has attempted to reach Citadel CEO Ken Griffin through intermediaries following a Tax Day video in which Mamdani highlighted Griffin's $238 million Manhattan penthouse, but Griffin has declined direct engagement.
  • • Griffin has conditioned any dialogue on a public apology and acknowledgment from Mamdani that the video constituted a mistake, according to sources and Steven Fulop, President of the Partnership For New York.
  • • The escalating conflict stems from Mamdani's public targeting of Griffin's real estate holdings on wealth inequality grounds; Griffin has responded by threatening to redirect a $6 billion project and expand operations to Miami rather than Manhattan.
  • • Griffin's spokesman confirmed the mayor has not directly called the CEO, though neither confirmed nor denied whether intermediary outreach efforts occurred, indicating an intentional communication gap on Griffin's part.
  • • The dispute reflects broader tension between New York City's political leadership and its billionaire business community over tax policy and wealth concentration in the city.
Summary
Mayor Zohran Mamdani has initiated outreach efforts to Citadel CEO Ken Griffin following public backlash to a Tax Day video that singled out Griffin's $238 million penthouse as a symbol of wealth inequality. According to sources within the city's business community, Mamdani has attempted contact through intermediaries, but Griffin has not responded to direct engagement and appears unwilling to meet without conditions.

Steven Fulop, President of the Partnership For New York—a business-civic organization representing the city's leading CEOs—stated in an interview with NBC New York that Griffin is demanding public acknowledgment from Mamdani that the video was a mistake. Fulop, who met with Griffin the day before his interview, emphasized that Griffin has donated hundreds of millions to philanthropy and pays billions in taxes, arguing that the mayor's public targeting was unwarranted. "If you're Ken Griffin and you were singled out and vilified as if you've done something wrong... somebody wants to have a private conversation without a public apology or public recognition that that was a mistake? You probably wouldn't want to have that conversation either," Fulop told NBC New York.

The conflict has escalated significantly since Mamdani's initial video. Griffin has threatened to redirect a $6 billion New York City project and expand Citadel's operations to Miami, signaling a potential loss of major business activity and jobs for the city. A Griffin spokesman confirmed that the mayor has not directly called the CEO but declined to confirm or deny whether intermediary contact attempts had been made—a non-denial that suggests intentional avoidance of direct communication on Griffin's part.

The mayor's office has declined to comment on reconciliation efforts or the status of ongoing outreach. The standoff reflects a widening rift between New York's political establishment and its billionaire business community over taxation, wealth concentration, and the city's competitive positioning as a financial hub.

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Sources

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AlphaMaven summarised this story from the reporting below. Each link opens the original article.

Nbcnewyork Mamdani has reached out to Ken Griffin, but billionaire CEO may be waiting for apology: Sources