Nancy Zimmerman Net Worth

Nancy Zimmerman has an estimated net worth of $800 million, according to Forbes America's Richest Self-Made Women 2025, Nancy Zimmerman profile (figures as of Forbes America's Richest Self-Made Women 2025). That is up from $750 million in 2018.

Nancy Zimmerman is an American hedge fund manager and the cofounder and managing partner of Bracebridge Capital. She built her career in finance, starting at O'Connor & Associates in Chicago, where she traded currencies. She later led the global interest rate options group at Goldman Sachs. In 1994, she left to start Bracebridge Capital in Boston, turning Wall Street trading experience into her own investment business.

Bracebridge Capital became the center of her fortune. The firm manages over $12 billion in net assets for endowments, foundations, pensions and family offices. Yale University was one of Bracebridge's original investors in 1994 and remains a client, and the firm also manages money for Princeton University. Forbes estimated Zimmerman's net worth at $800 million in 2025, placing her among the richest self-made women in finance.

How Nancy Zimmerman built her wealth

Zimmerman made her name in hedge funds after training in trading and derivatives. She worked at O'Connor & Associates, then moved to Goldman Sachs, where she ran the global interest rate options group. That gave her a strong base in complex markets. In 1994, she co-founded Bracebridge Capital with Gabriel Sunshine and launched the firm with $50 million in seed investment from Farallon Capital and Yale's investment office.

Her wealth is tied to Bracebridge Capital's work for large institutional clients. The Boston firm manages over $12 billion in net assets for endowments, foundations, pensions and family offices, including Yale University and Princeton University. That kind of client base can support a long-running hedge fund business. Wikipedia also notes a major result from Argentina's debt restructuring, where Bracebridge received $1.1 billion on an investment of $120 million.

Forbes net worth history

Forbes has tracked Zimmerman's fortune on its America's Richest Self-Made Women list for years. Its estimate was $750 million in 2018, then $720 million in 2020 after a lower reading in the middle of that span. By 2024, Forbes put her at $780 million. Those changes point to the ups and downs that can come with hedge fund investing and market conditions over time.

The latest Forbes estimate is $800 million in 2025. That figure lines up with her long career in hedge funds and Bracebridge Capital's large asset base. The firm serves institutions such as endowments, pensions, foundations and family offices, which can provide a durable business model. Forbes also describes Zimmerman as self-made, reflecting that she built her fortune through finance rather than inheriting it.