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

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

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

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

Ken Griffin is arguably one of the most successful investors of all time. He made a name for himself when he shorted stocks ...

Billionaire businessman Ken Griffin on Thursday said he would contemplate selling a piece of his $65B hedge fund Citadel.

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

The Republican megadonor Ken Griffin expressed concerns about Donald Trump's policies.

Ken Griffin urged Trump to moderate immigration and inflation policies, warned tax cuts risk debt, and is open to selling a ...

I am gravely concerned that the rise of tariffs puts us on a slippery slope towards crony capitalism,” the billionaire ...

The billionaire’s comments come after reports BlackRock is in talks with Citadel’s competitor Millennium for a potential ...

Griffin is also the founder of market maker Citadel Securities. Citadel Securities sold a minority stake to Sequoia Capital ...