Overdeck is the co-founder and co-chairman of Two Sigma Investments, a New York City-based hedge fund that uses a variety of technological methods, including artificial intelligence, machine learning, and distributed computing, for its trading strategies.
[8][16] Two Sigma Investments also operates a market-making business, owns a Bermuda reinsurance company, and runs a venture capital arm.
[7] As of March 2019, his net worth was $6.1 billion,[1][17] making him one of the highest-earning hedge fund managers and traders by Forbes.
[19] On October 12, 2002, Overdeck married Laura Bilodeau, then a principal consultant for Stanford Research Institute;[10] she went on to found Bedtime Math.
[11] They have made gifts to Robin Hood Foundation for work by MDRC to study the long-term effects of various early childhood programs.
[11] Other grantees have included the NJ STEM Teaching Fellowship, and Governor's School for the Sciences at Drew University in New Jersey.