The stock market has proven resilient in the face of President Donald Trump's aggressive trade war and conflict in the Middle ...

An internal company memo revealed the person is a neurologist who previously worked at Morgan Stanley and is a Harvard grad.

Billionaire hedge fund manager Ken Griffin added two of the most iconic artifacts in American history to his growing ...

Ken Griffin, the founder and CEO of Citadel, is seen in November 2014. Nancy Stone / Chicago Tribune. Ken Griffin, from left, then-Mayor Rahm Emanuel and then-police Superintendent Eddie Johnson ...

Billionaire Ken Griffin's trading firm, Citadel Securities, denied a claim from Terraform Labs that it was behind the collapse of the algorithmic stablecoin terraUSD in May last year.

How Ken Griffin rebuilt Citadel’s ramparts on whatsapp (opens in a new window) Save Robin Wigglesworth, Laurence Fletcher and Ortenca Aliaj. Published April 7 2021.

Citadel, the hedge fund run by billionaire Ken Griffin, reported a record $16 billion in profit last year — knocking off Ray Dalio’s Bridgewater as the most successful firm seven years running.

Citadel, the $51 billion hedge fund founded by Ken Griffin, is moving its global headquarters to Miami from Chicago, becoming the latest company to leave the Windy City.

Ken Griffin’s philanthropy. Citadel says Ken Griffin has donated more than $600 million to educational, cultural, medical and civic organizations over the past 30 years.

Citadel CEO Kenneth Griffin Citadel . Billionaire hedge-fund manager Ken Griffin first moved some employees to South Florida in March 2020 at the beginning of the COVID-19 pandemic.