Josh Birnbaum

Josh Birnbaum is an American businessman. He is the co-founder and Chief Investment Officer of Tilden Park Capital Management and a former managing director at Goldman Sachs.

Early life and education Raised for a short time in Paris, France, Birnbaum's family moved to Oakland, California, where he attended Head-Royce School private school, graduating in 1990. After high school, Birnbaum attended the Wharton School of the University of Pennsylvania, where he earned a degree in finance.

Career Birnbaum interned for Goldman Sachs in the summer of 1992 as a collateral mortgage obligations analyst.

In 2007, Birnbaum had reportedly generated $3.7 billion for the bank by short-selling the subprime mortgage market, for which he was given a bonus of $10 million. In 2010, Birnbaum testified before the U.S. Senate Permanent Subcommittee on Investigations regarding the firm’s role in the subprime mortgage crisis.