Warren Buffett and Ken Griffin share a few things in common. First, they're both billionaires and highly respected investors.

Billionaire hedge fund manager Ken Griffin just raised Citadel's position in global-consulting powerhouse Accenture.

GOP Megadonor Ken Griffin's fund Citadel Advisors LLC made a major shift within the AI-linked investment universe by slashing ...

Ken Griffin, the billionaire founder of the $65 billion hedge fund Citadel, called for some restraint from Donald Trump ...

Ken Griffin started the Citadel hedge fund in 1990. In the third quarter, Griffin and Citadel more than tripled its stake in ...

Jeff Yass and Ken Griffin are in a league of their own. Yass is the co-founder and managing director at the global ...

Griffin has been happy with how Sequoia, which is a minority shareholder in Citadel Securities, has helped his market maker.

Microsoft is a major player in AI through its partnership with OpenAI and its Azure Cloud infrastructure. Citadel sold much ...

The chatter on Wall Street has been about a nominee for treasury secretary — plenty of donors and advisors, helped by their ...

Ken Griffin has sent legal letters threatening Sony Pictures over the representation of his company, Citadel, in “Dumb Money.” Citadel's involvement in the GameStop short squeeze event ...

According to Citadel CEO Ken Griffin, recent developments in the crypto space could shake confidence in the financial markets in general. Citadel CEO Ken Griffin has been a vocal critic of ...

Citadel’s founder Ken Griffin said Thursday that he would be open to selling a small stake in his hedge fund at some point in the future. Griffin, at an event hosted by the Economic Club of New ...