- Citadel’s Griffin to Meet With New York Governor After Mamdani Spat Bloomberg —
- Reeves rent freeze: How did Chancellor turn to a Mamdani-style policy controversy? City AM —
- Mayor Mamdani begs lawmakers to allow him to miss budget deadline: sources NY Post —
- Mamdani’s plan to delay pension payments echoes the schemes that brought NYC to near bankruptcy NY Post —
- Mamdani made Ken Griffin a target — and cemented NYC’s death spiral NY Post —
- All New York boroughs to host free World Cup fan events, Mamdani says Al Jazeera —
- Mamdani's education plan's 'lack of merit' could fundamentally change student outcomes: GOP leader warns Fox News —
- Ken Griffin’s Citadel fires back at NYC Mayor Zohran Mamdani ‘tax the rich’ video featuring his $238 million penthouse Fortune —
- Why New York City Spends So Much on Its Mediocre Schools The Atlantic —
- Citadel attacks Zohran Mamdani for using Ken Griffin’s penthouse to sell tax plan Financial Times —
- Ken Griffin's deputy calls Zohran Mamdani's targeting of the billionaire 'shameful' in a companywide memo Business Insider —
- New York restaurant’s $51 half chicken fuels cost of dining debate The Straits Times —
- Ken Griffin’s Citadel claps back at Mamdani’s viral ‘penthouse’ video –threatens to scrap $6B NYC development NY Post —
- Billionaires’ Row Towers Are Flashpoint for New NYC Tax on Rich Bloomberg —
- Ken Griffin Pushes Back After Mamdani Features His $238 Million Penthouse in Tax-the-Rich Video Wall Street Journal —
- Citadel hits back after Mamdani features Griffin's penthouse in video - Reuters Reuters —
- Citadel floats possibility of stopping NYC expansion - report Seeking Alpha —
- Upstate, suburbs fuming as cash-hungry NYC gets Hochul bailout and gobbles up state budget talks NY Post —
- Mamdani & Chi Ossé’s performances this week prove they’re in the wrong field NY Post —
- Mamdani’s $30M, NYC-run grocery store would compete with nearby supermarkets that are ALREADY affordable NY Post —
Citadel Enterprise Americas LLC
American hedge fund and financial services provider
Citadel LLC is an American multinational hedge fund and financial services company. Founded in 1990 by Kenneth Griffin, it has more than $67 billion in assets under management as of January 2026. The company has over 3,100 employees, with corporate headquarters in Miami, Florida, and offices throughout North America, Asia, and Europe. Founder, CEO and Co-CIO Griffin owns approximately 85% of the firm. As of December 2025, Citadel has posted $90.4 billion in net gains since its inception in 1990, making one of the "most successful hedge funds in history," according to LCH Investments, and CNBC.
Also known as...
Citadel Investment Group, LLC, Citadel LLC, and Citadel
Mamdani faces NYC budget crisis