JPMorgan Chase reportedly ended its banking relationship with Polymarket in October 2025, according to the Financial Times. The bank notified the prediction market platform that it needed to find a new bank. Polymarket now works with another unidentified lender. However, JPMorgan remains interested in a potential underwriting role if Polymarket attempts to go public. Prediction markets are facing increasing regulatory scrutiny in the US and abroad, with more than a dozen US states taking legal action against Polymarket.
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