
Billionaire investor Ken Griffin is the founder and CEO of Citadel Advisors, one of the most successful hedge funds in the world. Griffin is known for his open-mindedness to diverse asset classes and a quantitative investing approach. His personal net worth is estimated at $50.1 billion (£37.6 billion), according to Forbes.
Under Griffin's leadership, Citadel has generated over $74 billion (£55.4 billion) in net gains since its inception in 1990.