** UPDATE: A $2,500 reward was being offered by the NYPD for anyone who can help lead to the arrest of the thieves **
The thieves forced their way in through a second-floor balcony of the home of Don Ghermezian in the borough's exclusive Villanova Heights section shortly after 5 p.m. Saturday, the NYPD said.
Nearly 30 handbags and jewelry were taken from the 46-year-old tycoon's home, police said.
Ghermezian is the CEO of Triple Five Group, which owns the Mall of America and the newly-opened American Dream in East Rutherford.
No arrests had been made as of Monday morning, authorities said.
Click here to follow Daily Voice Elizabeth and receive free news updates.