Fund Fact Sheet
Parnassus Mid-Cap Fund
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 the 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.
Benjamin E. Allen
Director of Research, Portfolio Manager
Benjamin Allen is the Director of Research and a Portfolio Manager of the Parnassus Mid-Cap Fund. He
joined Parnassus Investments in 2005 as a Senior Research Analyst and was previously a Parnassus
research intern. Prior to joining the firm, Mr. Allen worked at Morgan Stanley in New York, first
as an Investment Banking Analyst and later in the firm's venture capital group. Raised in Massachusetts,
he is an alumnus of the Boston Latin School. Mr. Allen graduated Phi Beta Kappa, magna cum laude from
Georgetown University with a bachelor's degree in government, and completed the general course in
philosophy at the London School of Economics. Mr. Allen received his master's degree in business
administration from the University of California, Berkeley.
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 the 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.