That deal closed in January. Also in January, Griffin plopped down $122 million for a 20,000-square-foot London townhouse within a stone’s throw of Buckingham Palace and 10 Downing Street.

Billionaire hedge funder Ken Griffin smashed real-estate records Wednesday with his $238 million purchase of a New York City penthouse. The 24,000-square-foot apartment is at notoriously secretive … ...

Billionaire Ken Griffin bought a duplex in Manhattan for $45 million. Griffin owns over a quarter billion of real estate in New York City alone. The seller, Julia Koch, had been trying to sell the ...

Billionaire Ken Griffin Adds $45 Million New York Pad to His Property Empire. The hedge funder is the buyer behind the purchase of Julia Koch’s apartment at 740 Park Avenue.

Ad Policy. CNBC’s Andrew Ross Sorkin interviews Kenneth C. Griffin, the founder and CEO of Citadel, at the CNBC Institutional Investor Delivering Alpha conference on July 18, 2018, in New York City.

Attention finance bros: A $14.5 million townhouse has hit the market close to 425 Park Ave. — the new-construction tower that houses both Ken Griffin’s Citadel hedge fund offices and Jean ...

Citadel CEO Ken Griffin issued a warning against the steep tariffs President-elect Donald Trump vowed to implement, saying crony capitalism could be a consequence. "I am gravely concerned that the ...

This past week, as the world was made aware, the Chicago hedge fund manager Ken Griffin bought the most expensive home ever sold in the United States, a $238 million, 24,000-sqare-foot penthouse ...

Ken Griffin might as well be singing the praises of the 2017 Midtown East rezoning. ... Vornado and Rudin teamed on a $40 million purchase of an adjacent townhouse. ... New York, NY 10001 Phone ...

Ken Griffin told Bloomberg that he thinks Miami "represents the future of America." The Citadel founder said that the city could one day overtake New York as the US' financial hub.

In 2022 Griffin agreed to lease the entire 1950s building now at 350 Park from Vornado while at the same time entering into a similar arrangement for 40 E. 52nd St., a Rudin-owned site next door.