Jamie O'Neil

Jamie O'Neil is a Partner, Analyst, and Portfolio Manager at Cooke & Bieler, a Philadelphia-based independent investment firm specializing in value equity strategies. With over three decades at the firm, he plays a key leadership role in portfolio management, research, and the firm's investment process.

O'Neil's expertise centers on U.S. equity markets, with a primary focus on large-cap value, mid-cap value, and related domestic equity asset classes. His responsibilities include fundamental company and industry analysis, constructing high-quality low-risk portfolios, and engaging with corporate management teams to identify investment opportunities.

He holds an MBA from Harvard Business School and graduated cum laude with a BA in Economics from Colby College. Over his career, O'Neil has contributed to the stability and growth of Cooke & Bieler’s investment strategies, supporting the firm's reputation for rigorous research and long-term value investing.