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Client Portfolio Manager
Phillip Gronniger is a client portfolio manager for Thornburg Investment Management. In this role he is responsible for the external-facing articulation of investment philosophy, process, performance, and positioning to clients across all channels.
Before joining Thornburg in 2025, he was a client portfolio manager at Janus Henderson Investors, starting as a senior product manager in 2010. Prior to that he served as a vice president and portfolio manager for Financial Counselors, Inc., where he managed fixed income strategies for institutional clients and large-cap growth portfolios for private clients. He started his career in 1998 as a fixed income and equity trader prior to being promoted to a fixed income and equity analyst at Financial Counselors, Inc.
Phillip received his BS degree in business administration from the University of Missouri – Kansas City. He is currently registered with FINRA with a Series 7 and 63. He is a CFA charterholder.
Insights
 
        Evaluating the Impact of Active Management, International Investing, and Dividends
 
        Active Management, International Investing, and Dividends
 
        Investor Viewpoint: Corporate Earnings and Tariff Impacts
 
        Thornburg Investment Insights: Corporate Earnings and Tariff Impacts
 
        Investment Landscape: Surveying Potential Risks and Opportunities
 
        The U.S.-China Relationship, the Fed, and Data Reliability
 
        The Enduring Role of Active Investment Management
 
        Active Investing in a Passive World
 
        Solving the Hunt for Yield Amid Rate Volatility and Compressed Spreads
