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.

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.

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.