Billionaire hedge fund manager Ken Griffin, the wealthiest person in Illinois, told the Economic Club of Chicago he has grave doubts about the future of Chicago.

Griffin's donation will help pay for data-driven nerve centers within the police department that city officials say are helping reduce crime.

Ken Griffin is founder and CEO of the hedge fund Citadel and the namesake of the Kenneth C. Griffin Museum of Science and Industry. He has been known as the richest person in Illinois since 2013 ...

Chicago hedge fund billionaire Ken Griffin made a big business decision Thursday by announcing plans to pull up stakes in Illinois, but his move is also being read in some circles as a political ...

Citadel CEO Ken Griffin bought a $238 million penthouse condo in New York City earlier this year and is expanding his Park Avenue offices, but Illinois’ richest man says he’s staying pu… ...

Billionaire hedge fund mogul Ken Griffin is continuing his exodus from Chicago with the sale of his luxury penthouse at the No. 9 Walton condo tower, taking a staggering 44% loss on the deal.

Hedging his bets? Illinois’ richest person compares Chicago to Afghanistan, hints of moving firm’s headquarters Hedge fund billionaire Ken Griffin said he personally saw “25 bullet shots in ...

Billionaire Ken Griffin is relocating his 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 months.

Citadel founder and CEO Ken Griffin says his investment firm might have to move its headquarters out of Chicago due to a slew of problems in the city, including its high crime rate. The ...