Senate bans members from prediction markets as insider trading scrutiny grows
The US Senate unanimously passed a rule banning senators and staff from trading on prediction markets to address conflicts of interest amid growing scrutiny over insider trading. The ban, effective immediately, targets platforms like Kalshi and Polymarket, which have seen rapid growth in valuation and trading volume. Concerns were heightened by recent cases involving political candidates and a military official allegedly using non-public information for financial gain on these platforms.
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<img src="https://static.cryptobriefing.com/wp-content/uploads/2026/04/30164300/e0d7365c-7c68-45b6-898e-2a7aa97ab62a-800x420.jpg" alt="Senate bans members from prediction markets as insider trading scrutiny grows" class="w-full aspect-[19/10] object-cover" /> Photo: Jessica Koscielniak Senate bans members from prediction markets as insider trading scrutiny grows The rule comes as Kalshi and Polymarket see surging volumes and multibillion dollar valuations. Share Add us on Google by Estefano Gomez Apr. 30, 2026 The US Senate unanimously passed a rule Thursday barring senators and staff from trading on prediction markets, as lawmakers move to limit conflicts of interest in one of the fastest growing corners of financial speculation.
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