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Ken Griffin

Founder & CEO, Citadel

AUM: $665.87BPositions: 6,443Latest: Q4 2025

Ken Griffin founded Citadel, one of the world's largest and most successful hedge funds. Citadel employs a multi-strategy approach spanning equities, fixed income, commodities, and quantitative strategies. Griffin is also the founder of Citadel Securities, a leading market maker.

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