Carl Icahn is one of Wall Street's most successful investors and has been shaking up corporate America for decades. As a leading shareholder activist, his efforts have unlocked billions of dollars of shareholder and bondholder value and have improved the competitiveness of American companies. His primary investing vehicle is publicly traded Icahn Enterprises. He also runs an investment fund made up of his personal cash and money belonging to Icahn Enterprises. His many charitable interests focus primarily on medicine, education and child welfare. In 2012, in recognition of Icahn’s gift of $200 million, the Mount Sinai School of Medicine was renamed the Icahn School of Medicine at Mount Sinai and the Institute of Genomics was renamed the Icahn Genomics Institute.