Frank Stokes serves as the Chief Financial Officer at Castle Biosciences, Inc. and holds the position of Independent Board Member and Audit Committee Chair at Exagen Inc. Previously, Frank Stokes was the Chief Financial Officer at Hammock Pharmaceuticals, Inc., and worked as a Managing Director at both Leerink Partners and Robert W. Baird & Co. Frank Stokes completed education at the University of North Carolina at Chapel Hill and the UNC Kenan-Flagler Business School from 1991 to 1995.