Citadel CEO Ken Griffen has been revealed as the buyer of a $109 million home in Miami. REUTERS/Mike Blake Businesswoman and philanthropist Adrienne Arsht put the mansion up for sale in January ...

Hedge-fund billionaire Ken Griffin plans ... headquarters of Citadel. Griffin made news by announcing that he was moving Citadel from its Chicago headquarters to Miami. Courtesy of Citadel LLC ...

Hedge-fund billionaire Ken Griffin has shattered the Miami price record ... a Mediterranean Revival-style mansion built in 1913 known as Villa Serena, and a newer home built in 1999 known as ...

Billionaire Miami newcomer Ken Griffin, who has received an ... Clearing Villa Serena off his property would obviously allow Griffin to expand the mansion Arsht built or erect a new mega-mansion ...

In February, high-end Miami Beach real-estate agents buzzed that billionaire hedge-fund manager Ken Griffin had purchased ... who has plans for a new mansion on nearby North Bay Road, said he ...

Be the first to know about the biggest and best luxury home sales and listings by signing up for our Mansion Deals email alert. A waterfront estate in Miami’s Coconut Grove area has sold for $ ...

A hidden buyer with ties to Chicago picked up a waterfront Miami mansion next to billionaire hedge fund manager Ken Griffin’s estate. The Coconut Grove property once belonged to the Queen of Pop ...

Ken Griffin is giving $15 million and rare documents to the National Constitution Center ahead of America’s 250th anniversary ...

Billionaire hedge fund founder Ken Griffin has broken records for some of his purchases — from previously buying the most expensive property in Miami history ... London mansion and spent a ...

A Miami penthouse ... 10,300 square feet and then [Ken Griffin’s], which is on the 58th floor, is about 9,000 square feet.” He described it as “basically a mansion in the sky,” adding ...