Betting On Trouble: Insider Trading Arrests And The Senate’s Prediction Market Ban

Two major developments signal heightened legal scrutiny of prediction markets: the first U.S. insider trading arrest involving classified military information used for Polymarket bets, and the Senate's unanimous vote to ban itself from prediction market trading. These cases establish that insider trading laws fully apply to prediction markets, creating immediate compliance obligations for any organization whose employees hold nonpublic information related to tradeable events.