Known as the "Oracle of Omaha," Warren Buffett is one of the most successful investors of all time.
Buffett runs Berkshire Hathaway, which owns more than 60 companies, including insurer Geico, battery maker Duracell and restaurant chain Dairy Queen. The son of a U.S. congressman, he first bought stock at age 11 and first filed taxes at age 13.
Jim Simons, is known as the "Quant King" and one of the greatest investors of all time, after having started one of the most successful quant funds in the world, Renaissance Technologies (“Rentech”). Simons founded Rentech in 1982 at just 44 years old. He served as the chair and CEO until 2010 when he retired from his role. He still remains as a non-executive chair.
Peter Lynch is one of the most successful and well-known investors of all time. Lynch is the legendary former manager of the Magellan Fund at the major investment brokerage Fidelity. He took over the fund in 1977 at age 33 and ran it for 13 years. His success allowed him to retire in 1990 at age 46. His investment style has been described as adaptive to the prevailing economic environment at the time, but Lynch always stressed that you should be able to understand what you own.
Benjamin Graham was an influential investor whose research in securities laid the groundwork for in-depth fundamental valuation used in stock analysis today by all market participants. His famous book, The Intelligent Investor, has gained recognition as the foundational work in value investing.