Matthew Gershuny is a portfolio manager of the Parnassus Mid Cap strategy and a senior analyst. He is responsible for portfolio management of the firm’s Mid Cap strategy and firmwide investment research. Matthew joined Parnassus Investments in 2006 after serving as a Parnassus research intern. Prior to joining Parnassus, he was a vice president of equity research at Cowen and Company (formerly SG Cowen Securities Corporation). Before that, he held various equity research and asset management positions at UBS Securities. Matthew received his bachelor’s degree in philosophy from Cornell University and his MBA from the University of Michigan.

Lori Keith is the director of research and portfolio manager of the Parnassus Mid Cap strategy. She is responsible for portfolio management of the firm’s Mid Cap strategy and oversees sector research activities for the firm. Lori joined Parnassus Investments in 2005 after serving as a Parnassus research intern. Prior to joining Parnassus, she was vice president of investment banking at Deloitte & Touche Corporate Finance LLC and a senior associate in Robertson Stephens & Company’s investment banking division. Before that, she worked in the management consulting practice at Ernst & Young. Lori received her bachelor’s degree in economics from the University of California, Los Angeles, and her MBA from Harvard Business School.

Ian Sexsmith is the lead portfolio manager of the Parnassus Mid Cap Growth strategy, a portfolio manager of the Mid Cap strategy and a senior analyst. He is responsible for portfolio management of the firm’s Mid Cap Growth and Mid Cap strategies. Ian joined Parnassus Investments in 2011 after serving as a Parnassus research intern. Prior to joining Parnassus, he worked at Scotiabank and TD Bank Financial Group in Toronto. Ian received his bachelor’s of commerce degree from the University of Manitoba, Canada, and his MBA from the University of California, Berkeley. He is a CFA charterholder and member of the CFA Society of San Francisco.