Which Billionaire Bought the $70M Duplex at Robert A.M. Stern’s 520 Park?

A sweeping staircase connects the two floors.Frank Fertitta, the Las Vegas-based billionaire behind the mixed martial arts company Ultimate Fighting Championship, is the buyer of the $70M duplex penthouse at Robert A.M. Stern’s 520 Park. His new home is one of 4 duplex penthouses in the building, which was developed by Zeckendorf Development LLC and is slated to have 34 residences when it is complete.

The home contains 6 bedrooms across 9,138 square feet of interior living space and 2 floors, which are connected by a sweeping central staircase. According to 520 Park’s website, the apartment is comparable to a “city villa in the sky” and additionally features a 279-square-foot terrace that frames views of Midtown to the south and Central Park to the north.

The New York Post reported.

Walls of windows flood the home with light. The kitchen includes a sunny breakfast area. A contemporary light fixture illuminates the dining room. The expansive great room is ideal for entertaining. Walls of built-in bookshelves characterize the library. The spa-like master bathroom.