Congress Is Investigating Kalshi and Polymarket for Insider Trading — Here's What That Means for Prediction Markets

WHY IT MATTERS

Prediction markets are platforms where people can bet real money on the outcome of future events — like elections, economic data releases, or even weather. Think of them like a stock market, but instead of buying shares in companies, you're buying shares in outcomes. If you bet correctly, you profit. Insider trading means someone used secret, non-public information to make those bets — like knowing the result of a government decision before it's announced and betting on it. Congress investigating these platforms matters because it could lead to new rules that affect not just prediction markets, but the entire crypto space, since some of these platforms run on blockchain technology. For everyday users, stricter rules could mean more protections but also fewer options for participating in these markets.