Investors have often believed that adhering to a principled, morally and socially responsible strategy generally comes at the expense of investment performance. Matthew Gershuny, portfolio manager of the Parnassus Mid Cap Fund, stays committed to this approach, using fundamental principles built around strict investment processes and a culture of team
Companies with operating policies that take into account the well-being of employees and environment may have something going for them. Happier employees tend to be more productive, and an environmentally friendly corporate culture may serve as a key advantage too. In the Parnassus Fund, Jerome Dodson maintains a concentrated portfolio
