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Billionaire Ken Griffin Says He’s Meeting With NY Gov. Kathy Hochul As Pied-A-Terre Tax Fight Rages

Reported by Forbes
Apr 28, 2026· 3 min read
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Key Takeaways
  • • Citadel CEO Ken Griffin signaled potential reconsideration of a $6 billion Midtown Manhattan expansion after NYC Mayor Zohran Mamdani announced a new pied-à-terre tax on second homes worth over $5 million, with Mamdani specifically referencing Griffin's property in promotional materials.
  • • Citadel's Chief Operating Officer Gerald Beeson stated in an internal memo that the company's planned expansion would generate 6,000 construction jobs and over 15,000 permanent positions, but indicated these plans depend on the city's regulatory and tax environment.
  • • The proposed pied-à-terre tax could generate up to $500 million in annual revenue for New York City and has support from both Mayor Mamdani and Governor Kathy Hochul, though it faces potential legal challenges and business community pushback.
  • • Citadel reported that its employees have paid $2.3 billion in taxes to New York over the past five years and that Griffin has donated $650 million to state charities, positioning the company's tax contributions as evidence of community investment.
  • • Steven Fulop, head of the Partnership for New York City, is actively lobbying city and state officials to create exemptions or compromises to the pied-à-terre tax proposal, arguing that major job creators should be exempt from the measure.
Summary
Billionaire Ken Griffin and his hedge fund Citadel have engaged in a high-profile standoff with New York City Mayor Zohran Mamdani over a newly proposed pied-à-terre tax on luxury second homes. The conflict intensified after Mamdani announced the tax initiative on April 15 by filming a promotional video in front of Griffin's Manhattan townhouse, explicitly naming the Citadel CEO as a target of the policy. In response, Citadel's Chief Operating Officer Gerald Beeson released an internal memo—first reported by the Wall Street Journal—that characterized Mamdani's approach as "shameful" and suggested the company would reconsider its substantial Manhattan expansion plans.

The proposed tax targets second-home owners with properties valued above $5 million and is projected to generate approximately $500 million annually for the city. The measure has secured backing from Mayor Mamdani and New York Governor Kathy Hochul, with the city facing a $5.4 billion budget gap that officials argue the tax could help address. However, the proposal has triggered significant business community resistance, prompting legal and regulatory concerns about implementation and constitutional challenges.

Citadel's planned expansion represents a major economic initiative for the city, with the company projecting that the Midtown redevelopment would create 6,000 construction jobs and over 15,000 permanent positions. In his memo, Beeson emphasized Citadel's existing contributions to New York's economy, noting that company employees have paid $2.3 billion in New York taxes over the past five years and that Griffin personally has contributed $650 million to state charities. Despite this, Beeson's message implied uncertainty about whether the expansion would proceed under the current political and tax environment.

Business leaders, including Steven Fulop of the Partnership for New York City, are actively negotiating with city and state officials to introduce exemptions or compromises to the pied-à-terre tax proposal. Fulop has been pitching an exemption framework that would exclude major job creators from the tax, arguing that the ancillary economic benefits of large development projects outweigh tax revenue from the measure itself. The Partnership is simultaneously lobbying both Mamdani's office and Governor Hochul's administration, with Fulop indicating that other prominent business leaders share concerns about the proposal's impact on major investment projects.

The political calculus remains challenging for compromise advocates, given strong support for the tax among both city and state leadership, as well as the legislature. Nevertheless, Griffin's public signal regarding potential reconsideration of Citadel's expansion has elevated the stakes of these negotiations, making the outcome relevant to New York's near-term development pipeline and tax revenue projections.

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Sources

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

Forbes Billionaire Ken Griffin Says He’s Meeting With NY Gov. Kathy Hochul As Pied-A-Terre Tax Fight Rages