John Leone has spent almost 30 years working on the buy side, most recently at Matthew Tewksbury’s Stevens Capital Management (and Tewksbury Capital Management and Trout Trading Capital Management), where he managed market connectivity, direct market access, and prime brokerage and financing relationships. This is all to say that he knows the needs of a quantitative hedge fund.  

In the summer of 2019, he decided to cross the street, joining Wells Fargo as the bank’s head of quantitative