Ken Griffin has the distinction of being one of history's most successful investors. The billionaire founded and leads ...

When MrBeast and Mark Rober were on TODAY last week talking about their new project getting clean water to millions of people ...

While appearing on TODAY last week, MrBeast challenged Ken Griffin, CEO of the hedge fund Citadel, for a donation to his philanthropic campaign, Team Water. Griffin heard the call and answered. TODAY ...

Billionaire Ken Griffin's investing acumen has turned Citadel LLC into the world's most profitable hedge fund, but he's not ...

Billionaire investor Ken Griffin is placing a major bet on a company that's far outperformed expectations this year.

The gift will support the under-construction Braman Comprehensive Cancer Center in Miami Beach and a freestanding Emergency ...

Gables Estates, a small gated community within the city of Coral Gables in Miami, was ranked the most expensive neighborhood ...

United flight with over 200 passengers declares 'mayday' with engine failure after takeoff from D.C. 4 people who have seen the Epstein files say nothing suggests he was a spy ...

Billionaire Ken Griffin is relocating his big hedge-fund firm Citadel from Chicago to Miami, the third major employer to announce the move of a corporate headquarters from Illinois in the past two ...

The Town Council must pass a proclamation supporting the change for Southern Boulevard before new signs can go up, a lawmaker said.

Seattle’s rookie fullback looked up and saw the Raiders’ four-time Pro Bowl edge rusher standing in his assigned gap in ...