Famed Investor Carl Icahn Charged, Fined for Pledging Company Stock as Collateral on Personal Loans Worth Billions The 88-year-old investor is worth over $6 billion. Previous Article This Former Model Used Her Personal Savings to Start a Thrifty Side Hustle — Then Taylor Swift Became a Repeat Patron: 'People Really Responded' Next Article This Entrepreneur Was So Broke He Hid His Car From Repo Men — Now His Sound Therapy Pods Are in Luxury Hotels Worldwide