Ronald Perelman- $14 billion: The dealmaker, Ronald Perelman, is known for his multiple investments and has an increasingly

In 2011, Perelman successfully took licorice and check producer M&F Worldwide private, buying out the shares he didn't already own at $25 apiece. In July 2013 Perelman sold an M&F Worldwide subsidiary, Harland Financial Solutions, to Davis plus Henderson Corporation for $1.2 billion in cash. He is also known for his philanthropic work where in 2008 Perelman gifted a $50 million gift to New York Presbyterian Hospital.

Mikhail Prokhorov- $10.9 billion: One of the younger billionaire investors on this list at age 48 is none other thanMikhail Prokhorov. He had been a banker, investor, athlete, metals mogul, NBA owner and now a politician. He is best known for his purchase of the then New Jersey Nets and also for spearheading the team’s move to Brooklyn a few seasons ago. He had a serious interest in Russia politics and even created a new party of his own. In 2013, he sold his 37.8 percent share of Polyus Gold International Limited. for $3.6 billion and he bought a 27 percent stake in Uralkali, the world's biggest producer of potassium fertilizers, from billionaire Suleiman Kerimov and other shareholders.

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