Published May 22, 2026, 10:21 AM ET · Updated 6 months ago · 2 sources

House Panel to Investigate Insider Trading on Prediction Markets

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House Panel to Investigate Insider Trading on Prediction Markets

The House Oversight Committee is investigating how customers of Kalshi and Polymarket could be using non-public information to engage in insider trading, escalating concerns about prediction markets after some suspiciously well timed trades.