Stephen Mandel Jr Net Worth

Estimated net worth (2026)

$5 billion

Who is Stephen Mandel Jr?

Stephen Frank Mandel Jr. is a highly successful American investor and hedge fund manager known for building substantial wealth through strategic financial management. He founded Lone Pine Capital in 1997, marking a significant step in his career following his experience as a managing director at Tiger Management. Through these ventures, Mandel has established himself as a prominent figure in the investment world. As an entrepreneur and philanthropist, he is recognized for his acumen in finance and his commitment to giving back. His success in the market has resulted in an estimated net worth of nearly four billion dollars.

Known for

Entrepreneur

Wealth from

Hedge funds

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Net worth figure (2026) sourced from Forbes; biography adapted from Wikipedia. Net worth figures are estimates and may vary by source.

Stephen Mandel Jr Net Worth 2026: $5 billion | Sources & Breakdown