Ken Griffin takes a 44% loss selling 2 Chicago penthouses he never lived in as he moves to Florida

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Ken Griffin
Ken Griffin, the founder of the hedge fund Citadel, is selling off his Chicago real estate as he moves to Florida.

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Amazon invests in nuclear energy, hot on the heels of Google and Microsoft

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An image of X Energy's XE-100 nuclear reactors
An image from X-energy's website showing the design of its XE-100 nuclear reactor plants.

X Energy

How Trump vs. Harris is playing out on Wall Street

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A split image of Kamala Harris and Donald Trump speaking at rallies.
Kamala Harris and Donald Trump.

RONDA CHURCHILL/AFP via Getty Images. NATALIE BEHRING/AFP via Getty Images.

How billionaires control US elections

Tech Insider : Politics

Millions have already been raised for the 2024 presidential race between Kamala Harris and Donald Trump. But where does that money come from? Here's how the ultrarich can sway an election.

Citadel seeks office space in New York as it awaits its new Park Avenue tower

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Ken Griffin of Citadel.

REUTERS/Lucy Nicholson

This billionaire is spending millions to defeat recreational weed in Florida

Tech Insider : Politics
Ken Griffin, founder and CEO of the hedge fund Citadel LLC, speaks at the 2024 Milken Institute's Global Conference.
Ken Griffin, the founder and CEO of the hedge fund Citadel.

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Citadel CEO Ken Griffin just broke another record by paying $45M for this dinosaur fossil

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A woman stands next to
Billionaire hedge fund manager Ken Griffin paid $44.6 million for a Stegosaurus skeleton at Sotheby's auction.

Matthew Sherman/Courtesy of Sotheby's

Ken Griffin is betting big on Miami

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Ken Griffin speaks during the SEO Scholars Miami Launch Party at Klaw Miami on April 25, 2024 in Miami, Florida.
Ken Griffin is reportedly adding more floors to Citadel's new Florida office.

Alexander Tamargo

Citadel CEO Ken Griffin says the anti-Israel college campus protests are just 'performative art'

Tech Insider : Politics
Citadel CEO Ken Griffin.
Citadel CEO Ken Griffin.

Apu Gomes via Getty Images

Citadel's Ken Griffin wants to build a massive NYC skyscraper that the city hopes will lure more workers back to the office

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Ken Griffin

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