Inside Billionaire Eli Broad's New (Free) Museum . Bloomberg. Published on Sep 15, 2015

Sept. 15 -- According to the Bloomberg Billionaires Index, Eli Broad is worth $7.4 billion. He built two Fortune 500 companies: KB Homes and SunAmerica. Since then, Broad’s focus has been on philanthropy. And art. He and his wife have amassed one of the most valuable collections of contemporary art in the world.