Thomas Peterffy
businessperson
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Overview
Thomas Peterffy is a Hungarian-born American billionaire businessman. He is the founder, chairman and the largest shareholder of Interactive Brokers. As of November 2025, his estimated net worth is US$57.3 billion, making him the 27th richest person in the world.
Wikipedia Context
This profile section is complemented from Wikipedia for Thomas Peterffy. Hungarian-American businessman (born 1944)
Sources
Primary source page: https://en.wikipedia.org/wiki/Thomas_Peterffy
Timeline
Birth
Birth of Thomas Peterffy.
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Structured profile components were updated to improve completeness.
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"Profile note: Thomas Peterffy was complemented using Wikipedia reference material."
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"Source note: https://en.wikipedia.org/wiki/Thomas_Peterffy"