Greg Hermanski

Greg Hermanski is Co-Chief Investment Officer of Core Equity and Portfolio Manager at Osterweis Capital Management, headquartered in California. In this role, he leads the investment team managing the firm’s flagship Core Equity, Growth & Income, and Flexible Balanced strategies, overseeing both equity and fixed income allocations designed to deliver long-term growth and capital preservation. His key responsibilities include portfolio construction, security selection, and strategic asset allocation for institutional and high net worth investors.

Hermanski focuses on investing in quality growth companies across sectors with under-appreciated earnings potential and robust competitive advantages, as well as opportunistic allocations to high yield, convertible, and investment grade bonds. He is known for applying an equity-like approach to bond selection and actively tilting sector allocations to mitigate risk and enhance returns while customizing solutions to meet client needs.

He holds a degree from the University of California, Los Angeles, and brings deep expertise in both equity and fixed income management. Throughout his career at Osterweis, Hermanski has contributed to the development of strategies that emphasize flexibility, risk management, and consistent income generation, helping the firm establish a strong reputation for dynamic multi-asset investing.