Billionaire Ken Griffin is pouring millions of dollars into two new bets on quantum technology. A new 13F filing shows the ...

Billionaire Ken Griffin set to complete Chicago real estate exit as final condo reportedly goes under contract.

Hedge fund titan Ken Griffin is about to cut the last of his personal ties to Chicago. Griffin, the CEO of Citadel, broke up ...

Ken Griffin is one big step closer to cutting his final Chicago condo loose. The Citadel founder, who has been shifting both ...

Billionaire Ken Griffin said his hedge fund’s Chicago footprint will shrink to just two floors as crime, taxes and other challenges push employees to relocate to Miami and New York. “Chicago, you know ...

More than three years after Ken Griffin moved his financial empire to Miami, he’s finally getting ready to sell the last ...

Billionaire investor Ken Griffin's hedge funds at Citadel have all posted positive returns during a volatile 2025, led by the tactical trading fund. Citadel's multistrategy Wellington fund, its ...

Billionaire Ken Griffin said his hedge fund’s Chicago footprint will shrink to just two floors as crime, taxes and other challenges push employees to relocate to Miami and New York. "Chicago, you know ...