Matthew D. Gershuny
Portfolio Manager, Senior Research Analyst
Matthew Gershuny is the lead Portfolio Manager of the Parnassus Mid-Cap Fund and a
Senior Research Analyst. He joined Parnassus Investments in 2006 as a Senior Research
Analyst and was previously a Parnassus research intern. Prior to joining the firm,
Mr. Gershuny was a Vice President of Equity Research at Cowen and Company; formerly
SG Cowen Securities Corporation. Prior to that, he held various equity research and
asset management positions at UBS Securities. Mr. Gershuny received his bachelor's
degree in philosophy from Cornell University and his master's degree in business
administration from the University of Michigan.
Lori A. Keith
Portfolio Manager, Senior Research Analyst
Lori Keith is a Portfolio Manager of the Parnassus Mid-Cap Fund and a Senior Research Analyst.
She joined Parnassus Investments in 2005 and was previously a Parnassus research intern.
Prior to joining the firm, Ms. Keith was a Vice President of Investment Banking at
Deloitte & Touche Corporate Finance LLC and was a Senior Associate in Robertson Stephens
& Company's investment banking division. Prior to that, she worked in the management
consulting practice at Ernst & Young. Ms. Keith received her bachelor's degree in economics
from the University of California, Los Angeles and her master's degree in business administration
from Harvard Business School.