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

The Town Council narrowly approved the plans to replace four groins at billionaire Ken Griffin's ... shouldn't inherit any new liability for doing it," he said. Griffin appears to be the first ...

Billionaire hedge funder Ken Griffin has long been ... a duplex at New York’s most storied cooperative, 740 Park Avenue. Griffin is the buyer behind the $45 million purchase of a unit at the ...

Ken Griffin built Citadel into a powerful ... WeWork space 23 floors above the palm trees and million-dollar yachts to interview Griffin about his decision to relocate from Chicago.