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Sources: Billionaire Ken Griffin wants apology from Mayor Mamdani over video - FOX 5 New York

Reported by Fox5ny
May 14, 2026· 3 min read
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Key Takeaways
  • • Citadel CEO Ken Griffin is demanding an apology from New York City Mayor Zohran Mamdani over a viral social media video promoting a proposed pied-à-terre tax that featured Griffin's NYC home as a visual backdrop, the video garnering over 50 million views.
  • • Griffin publicly characterized Mamdani's video as "creepy and weird," stating it put him in personal harm's way and reaffirmed his decision to scale back Citadel's operations and headcount in New York City.
  • • Mayor Mamdani's efforts to directly reach Griffin following the controversy have been met with silence, according to sources, indicating a breakdown in communication between the two parties.
  • • The dispute centers on Mamdani's tax-the-rich policy proposal, with critics arguing the mayor's video targeting Griffin and his property "traded thousands of real, good-paying jobs in our city for social" media engagement.
  • • The incident underscores growing tension between progressive municipal leadership and major financial sector employers over tax policy and wealth redistribution in New York City.
Summary
The escalating conflict between New York City Mayor Zohran Mamdani and Citadel founder Ken Griffin has intensified over a viral social media video promoting a proposed pied-à-terre tax on high-value residential properties. The video, which featured Griffin's home as a visual focal point, garnered over 50 million views and drew a sharp public rebuke from the billionaire hedge fund executive. Griffin characterized the content as "creepy and weird," expressing particular concern that the video's targeting of his residence and person created personal security risks.

Griffin's criticism extends beyond stylistic objections to the video's messaging. The Citadel CEO framed the mayor's actions as emblematic of a broader anti-business environment in New York City, stating that the incident reaffirmed his decision to reduce Citadel's operational footprint and workforce in the city. According to sources, Mamdani has attempted to contact Griffin directly to resolve the dispute, but those outreach efforts have been unsuccessful, with the billionaire maintaining silence on further engagement with the mayor.

Critics of Mamdani's approach argue that the video's production prioritized viral social media traction at the expense of economic consequence. The controversy highlights the ideological divide between Mamdani, who identifies as a democratic socialist and member of the Democratic Socialists of America's New York City chapter, and major financial sector stakeholders. Mayor Mamdani has remained unapologetic about his tax proposal and the video's execution, maintaining his position despite the backlash and demonstrated job losses for the city's financial services sector.

The dispute carries material implications for New York City's economic competitiveness and tax base, as Citadel's potential departure would eliminate significant employment opportunities in high-paying financial services roles. The incident exemplifies the ongoing tension between progressive urban governance focused on wealth redistribution and the retention of major corporate employers whose presence generates substantial employment and tax revenue.

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Sources

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

Fox5ny Sources: Billionaire Ken Griffin wants apology from Mayor Mamdani over video - FOX 5 New York