​Heartland Advisors, Inc. is an independent, boutique investment firm headquartered in Milwaukee, Wisconsin. Founded in 1983, the firm specializes in value investing, managing approximately $1.9 billion in assets as of December 31, 2024 .

The firm’s investment philosophy is rooted in its proprietary 10 Principles of Value Investing™, emphasizing disciplined, bottom-up stock selection. Heartland Advisors offers a suite of actively managed portfolios, including three mutual funds and four separately managed accounts, each tailored to serve distinct investment objectives .​