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Odd Lots

Odd Lots

Thomas Peterffy on Interactive Brokers' Plan to Professionalize Prediction Markets

Apr 9, 2026 · 51m

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About this episode

Right now, when you think about prediction markets, you basically think about two main companies: Polymarket and Kalshi. And then when you think of what's being traded on those platforms, there's a whole range of stuff from elections to sports to real economic outcomes, to totally gonzo random stuff, like who will win the next season of Big Brother . So far, sports is where a lot of the money is. But at least in theory, prediction markets could be a popular instrument for professional, institutional traders. Thomas Peterffy is the founder and chairman of Interactive Brokers, one of the most successful and groundbreaking electronic brokerages for both institutions and serious retail traders.…