Home / PoliticsPoliticsCNBCPoliticsCNBC·Jun 18, 2026·1 min readGOP Rep. Steil pushes bill curbing members of Congress from prediction market bettingThe new proposal on limits on members of Congress making such bets come as scrutiny increases on prediction markets like Kalshi and Polymarket.View original source — CNBC ↗ShareCopy linkShare on XShare on FacebookRelated storiesPoliticsCNBCPoliticsJun 5, 2026 · 1 minPrediction market firms face growing scrutiny as Congress weighs regulationCNBCSportsBloombergSportsJun 19, 2026 · 1 minWorld Cup Mints Big Prediction Winners and Million-Dollar LosersBloombergWorldBBCWorldJun 9, 2026 · 1 minKalshi to make some users reveal job details to tackle insider tradingBBCWorldBloombergWorldJun 18, 2026 · 1 minPolymarket Insider Trading Fears GrowBloomberg
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