James Yu is Senior Vice President and Portfolio Manager at Pioneer Investments, which was formerly known as Amundi US, and was acquired by Victory Capital in 2025. He focuses on Large Cap Core strategies incorporating ESG factors.

James joined Pioneer Investments from Wells Capital Management, where he was a Senior Research Analyst supporting Wells Capital’s small-cap value and mid-cap value strategies, with a focus on consumer discretionary, industrial, aerospace & defense, energy, and materials. At Wells, he specialized in small- and mid-cap value companies with market caps in the $250 million to $30 billion range. Prior to Wells, James was Co-Manager of a large cap blend strategy at Putnam Investments. Prior to Putnam, he was Co-Manager of small-cap value and large-cap value strategies at John Hancock. He also held a portfolio management position at Merrill Lynch and an equity research position at Gabelli & Co.

James has a B.S. from Rutgers, an M.B.A. from Columbia University, and a Master’s in History from Harvard University. He also attended Harvard Business School’s Executive Education Program. He is a CFA® charterholder.