Billionaire hedge funder Ken Griffin smashed real-estate records Wednesday with his $238 million purchase of a New York City penthouse ... newly renovated townhouse near Buckingham Palace.

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 ... she sold a townhouse in Manhattan for $41 ...

Billionaire hedge funder Ken Griffin has long been ... a duplex at New York’s most storied cooperative, 740 Park Avenue.

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 ... delivery from New York’s top new ...

Ken Griffin ... of an adjacent townhouse. The developers agreed in December to buy up to 525,000 square feet of air rights from the Roman Catholic Archdiocese of New York for up to $164 million ...

After an earlier transaction with St. Patrick's Cathedral, billionaire Ken Griffin and the team working ... spent $40 million to purchase an adjacent townhouse at 39 E. 51st St. to expand the ...

Billionaire hedge funder Ken Griffin has long been known as one of ... another trophy to his real-estate holdings: a duplex at New York’s most storied cooperative, 740 Park Avenue.