Alongside the $110 million listing sits the two-parcel assemblage of billionaire hedge funder Ken Griffin. The Citadel and ...

The mega-price tag would have been unheard of in the Miami enclave a few years ago.

Miami’s latest nine-figure listing to hit the market is the 1.6-acre waterfront estate neighboring Ken Griffin in Coconut Grove.

"Entrepreneurs really are the life of the American business community." ...

Billionaire Ken Griffin gave $3 million to Ronald McDonald House Charities to help fund expanded facility in Miami to house ...

When billionaire Ken Griffin pours billions into a stock, investors pay attention. Griffin’s Citadel added approximately ...

The new building will have 54 private rooms and amenities that include private bathrooms, a laundry room and a fully stocked ...

Ken Griffin’s affiliate has acquired majority control of the joint venture planning the redevelopment of 350 Park Avenue, according to a recent filing by Vornado Realty Trust. With city approvals in ...

When one hears that some of the leading lights of the investing world — like Warren Buffett, Ray Dalio, and Ken Griffin — have sold off shares of a company, it certainly leaves an impact. That's the ...

A little over a month after a democratic socialist became mayor of New York City, billionaire Ken Griffin and his finance companies, Citadel and Citadel Securities, are voting with their feet.

Plus, a three-decade partnership comes to an end and more of the top real estate stories of New York last week.