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

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

Griffin paid a record $13.7M for the 13th Amendment and $4.4 million for the Emancipation Proclamation. Both documents were ...

The hedge-fund billionaire also paid a record $43.2 million for a copy of the U.S. Constitution four years ago.

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

Ken Griffin just snapped up two more impressive pieces of U.S. history.

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

Ken Griffin advises young graduates to read about their chosen fields. "If it's not interesting to you, you picked the wrong career. It's that simple," the billionaire said.

Citadel founder Ken Griffin paid $18.1 million for copies of the 13th Amendment and the Emancipation Proclamation signed by President Abraham Lincoln.

Hedge fund titan Ken Griffin ramped up his war of words with the Trump White House on Wednesday, blasting the president's so-called 'Big, Beautiful' tax bill for adding to Uncle Sam's eye-popping ...

Citadel founder Ken Griffin knocked the Trump administration for a series of moves he said would undoubtedly cause stagflation. Griffin, who’s notably criticized the president’s trade policies ...

Citadel CEO Ken Griffin says President Donald Trump’s tariff policy on China is misguided as the jobs it would “reshore” are mostly those making low-value items. “There’s no money in ...