Total Return Fund (OSTRX)

Eddy Vataru graduated from California Institute of Technology (B.S. Chemistry & Economics) and from Olin Business School at Washington University in St. Louis (M.B.A.). Mr. Vataru holds the Chartered Financial Analyst designation.

Prior to joining Osterweis Capital Management in 2016, Mr. Vataru worked in senior management positions at Incapture, LLC and Citadel, LLC. Before that he spent over 11 years at BlackRock (formerly Barclays Global Investors), where his last position was as Managing Director and Head of U.S. Rates and Mortgages. While in this role, BGI worked with the U.S. Treasury in implementing its Agency MBS Purchase Program, buying mortgages for the U.S. government from 2008-2009.

Over the course of his career as a fixed income investor, Mr. Vataru has developed extensive experience in managing passive, active and hedge fund portfolios.

Mr. Vataru is a principal of the firm and the lead Portfolio Manager for the total return fixed income strategy. He is also a Portfolio Manager for the flexible balanced strategy.

John Sheehan graduated from Georgetown University (B.A. Economics). Mr. Sheehan holds the Chartered Financial Analyst designation.

Prior to joining Osterweis Capital Management in 2018, Mr. Sheehan spent more than 20 years working at Citigroup, first as Managing Director responsible for Investment Grade Syndicate in New York City, where he advised issuers on accessing funding in the corporate bond market. Later at Citigroup, he was Managing Director in charge of West Coast Investment Grade Sales in San Francisco, where he covered several of the largest U.S. investment grade credit investors.

Mr. Sheehan is a principal of the firm and a Portfolio Manager for the total return fixed income strategy.

Daniel Oh graduated from Columbia University (B.A. Economics/Political Science) and from the Stephen M. Ross School of Business at the University of Michigan (M.B.A.).

Prior to joining Osterweis Capital Management in 2018, Mr. Oh spent over eight years as a Director at Estabrook Capital Management in New York City and was the lead Portfolio Manager of the Estabrook Investment Grade Fixed Income Fund. Before that he was at Merrill Lynch & Co. as an Associate in Prime/Alt-A-Non-Agency. Prior to that he held positions at Seneca Financial Group and Morgan Stanley.

Mr. Oh’s professional history includes experience in investment grade corporate credit, whole loan mortgages, structured finance and distressed investments.

Mr. Oh is a principal of the firm and a Portfolio Manager for the total return fixed income strategy.