Ken Griffin's deputy calls Zohran Mamdani's targeting of the billionaire 'shameful' in a companywide memo

Tech Insider : Business, Politics
Ken Griffin speaks on stage in a black suit
Billionaire Ken Griffin is one of the biggest donors to the Republican Party.

Fabrice COFFRINI / AFP via Getty Images

Penthouse pieds-à-terre: Bezos, Trump, and other billionaires facing Mamdani's proposed tax

Tech Insider : Politics, Economy, Economy
Bezos, Mamdani
Jeff Bezos would be among the many billionaires impacted by a proposed pied-à-terre tax backed by Mayor Zohran Mamdani.

Jamie McCarthy/WireImage; Adam Gray/Bloomberg via Getty Images

Some hedge funds are expanding in Miami — but its share of prized portfolio managers has fallen

Tech Insider : Business
Miami brickell skyline
Miami has been working to become a magnet for Wall Street and tech companies.

MikeDot/Getty Images

Hedge funds' Q1 scoreboard: See what big names slid and who held their ground in March's market shakeout

Tech Insider : Business, Environment, Style
Balyasny Griffin Englander
Hedge fund founders Dmitry Balyasny, Ken Griffin, and Izzy Englander.

Balyasny; Krisztian Bocsi/Bloomberg via Getty Images;Phil McCarten/Reuters

Millennium hires one of Citadel's longtime stockpickers

Tech Insider : Business
Izzy Englander speaks at an event.
Izzy Englander's Millennium has launched two internship schemes to build out the firm's pipeline.

Phil McCarten/Reuters

Citadel and Point72 posted gains in a choppy February as Balyasny and Jain Global slipped

Tech Insider : Business, Style
Ken Griffin smiles in a dark suit on stage
Ken Griffin's Citadel was up in February, according to a person close to the firm.

Denis Balibouse/Reuters

California's billionaires are moving to Miami. We mapped out where they are buying.

Tech Insider : Economy, Business, Style
aerial of biscayne bay
Real estate on Indian Creek and Allison Island — both in the Biscayne Bay — has reached new highs as California billionaires flock to Miami.

Jeffrey Greenberg/Universal Images Group via Getty Images

Here's how hedge funds like Citadel, Point72, and Millennium performed in January

Tech Insider : Business, Style
Citadel CEO Ken Griffin speaks on a panel in a suit and tie.
Citadel founder Ken Griffin runs the most profitable hedge fund of all time.

Fabrice COFFRINI / AFP via Getty Images

Ken Griffin says CEOs 'fear' public debates — and resent having to 'suck up' to White House to succeed

Tech Insider : Politics, Business, Politics
Founder and CEO of Citadel Ken Griffin gestures as he speaks in an interview during the World Economic Forum annual meeting in Davos.
Founder and CEO of Citadel Ken Griffin spoke at Davos on Wednesday.

Fabrice COFFRINI / AFP via Getty Images

Citadel CEO Ken Griffin says Trump's tariffs have landed the US in a 'pretty unfortunate position'

Tech Insider : Business, Economy, Politics
Ken Griffin
Ken Griffin, CEO of Citadel.

Fabrice COFFRINI / AFP via Getty Images

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