Two Sigma Investments is a technology-driven investment management firm based in New York City. Founded in 2001 by John Overdeck and David Siegel, the firm specializes in quantitative investing, using advanced algorithms and data analysis to make investment decisions. The company manages a variety of investment strategies across multiple asset classes, including equities, fixed income, and commodities. With a strong focus on research and innovation, Two Sigma employs a team of scientists, engineers, and finance professionals to develop its proprietary trading models and tools.