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 ...

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

Zohran Mamdani wants Ken Griffin to pay more tax on his Central Park penthouse. We break down what it means for homeowners ...

In July 2024, Griffin purchased a late Jurassic-era stegosaurus skeleton for a record-setting $44.6 million. Griffin has ...

The hedge fund billionaire, who voted for Trump, said the Republicans’ “Big Beautiful Bill” “will unquestionably add several ...

Citadel's Ken Griffin breaks Sotheby's record with bids for two Civil War-era documents. Crain’s Laura Turbay discusses with ...

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.

As traditional financial institutions warm up to blockchain, a recent funding round reveals how the Miami-based market mover ...

Billionaire Citadel boss Ken Griffin plans to develop a new skyscraper that would serve as the anchor of the investment firm’s growing presence in New York City, according to a published report.

Ken Griffin, founder of Citadel LLC, advises surrounding oneself with smarter minds for career growth. He also warns against being the smartest person in the room.