The billionaire founder of Citadel offloaded his holdings within No. 9 West Walton Street, getting closer to completing a ...

The founder and CEO of Citadel pledged $8 million in 2022. The latest gift raises his total contributions to $13 million.

Billionaire Citadel founder Ken Griffin has sold two more of his Chicago condos in transactions totaling $15.9 million.

Citadel founder and CEO Ken Griffin, 55, isn't a fan of the anti-Israel protesters that have taken over American college ...

It has been a year of extraordinary returns for Citadel’s flagship funds. Ken Griffin's firm has seen double ... on other market participants to buy or sell. According to Northwest's legal ...

Ken Griffin built Citadel into a powerful and hugely profitable ... Griffin focused on philanthropic causes. He bought modern art and lent it out, gave $16.5 million to bring the largest dinosaur ...

Ken Griffin called the new tariffs President Trump announced last week a "huge policy mistake" and worried that other ...

The deal, led by Citadel founder Ken Griffin, provides the hedge fund with ... The specific details of Citadel's purchase from Paloma have not been disclosed. Paloma Natural Gas's portfolio ...