Billionaire hedge fund manager Ken Griffin is seeking to sell a penthouse he owns at Zaha Hadid-designed One Thousand Museum.

Florida has become the mecca of America’s wealthiest—with many of the world's richest individuals flocking to one oceanside ...

"Billionaire's Beach" in Florida is home to 58 billionaires, including Donald Trump, Ken Griffin, Julia Koch, and Stephen ...

A nasty breakup is the talk of Palm Beach social circles, and it has nothing to do with any of the Trumps. Billionaire Steve ...

Ken Griffin's market-making firm Citadel Securities is reportedly planning to offer cryptocurrency trading services.

The pair “held hands, kissed discreetly and danced as everyone watched and whispered,” at billionaire hedge funder Ken ...