Kalshi

PoliticsPolymarket cuts ties with former Rep. George Santos as feds investigate if he illegally bet against his own actions on Kalshi
By The Associated Press, Catherina Gioino and Jake OffenhartzJune 3, 2026

North AmericaKalshi reported former Rep. George Santos for allegedly placing a bet on the marketplace against his own attendance at the State of the Union
By Jake Offenhartz and The Associated PressJune 3, 2026

By Kaitlyn Huamani, Nick Lichtenberg and The Associated PressMay 28, 2026

CommentarySEON CEO: Prediction markets can forecast the future. Can they survive their own manipulation problem?
By Tamas KadarMay 1, 2026

By Mary Clare Jalonick and The Associated PressApril 30, 2026

InvestingKalshi and Polymarket are racing to ban insider trading. The economist who built the theory behind prediction markets says it’s the whole point
By Eva RoytburgApril 26, 2026

By Jeff John RobertsApril 23, 2026

CryptoInvestors are valuing Polymarket $7 billion less than archrival Kalshi—and crypto could be one reason why
By Jack KubinecApril 21, 2026
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