Newsom Bars Officials From Insider Trading on Prediction Markets

Newsom Bars Officials From Insider Trading on Prediction Markets - Bloomberg

Prediction Markets:

How They WorkInsider Trading Warning$143 Million ProblemGeopolitical BetsKalshi and PolymarketPrediction Market BillionairesBackForwardMarketsFacebookXLinkedInEmailLinkGiftExpandGovernor of California Gavin Newsom

Photographer: Jason Henry/BloombergFacebookXLinkedInEmailLinkGiftGift this articleContact us:Provide news feedback or report an errorConfidential tip?Send a tip to our reportersSite feedback:Take our SurveyNew WindowFacebookXLinkedInEmailLinkGiftBy Felipe MarquesMarch 27, 2026 at 6:41 PM UTCBookmarkSaveCalifornia Governor Gavin Newsom is barring high-ranking state officials from using inside information to wager in prediction markets.

The rise of platforms like Polymarket and Kalshi, which allow gamblers to bet on all sorts of real-world events, has raised concerns that government and corporate employees may be profiting from privileged information.

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