JPMorgan cuts Polymarket access over regulation

TLDR

JPMorgan has cut key banking services to Polymarket, citing US regulatory concerns around prediction markets and derivatives, highlighting the compliance pressure on crypto-native platforms.

1. JPMorgan closed Polymarkets bank accounts in October 2025 over concerns about unregistered derivatives trading, even as Polymarket remained under CFTC scrutiny.
2. The move fits a broader pattern of banks limiting services to crypto and prediction markets, while regulators debate who oversees these platforms.
3. Polymarket is still growing and courting a major IPO, so the main thing to watch is whether rules around prediction markets and debanking become more predictable.

Deep Dive

1. What JPMorgan Changed

Reports say JPMorgan ended its banking relationship with Polymarket in October 2025, instructing the platform to find a new banking partner, according to the Financial Times and Reuters as summarized in this account closure report.

A detailed piece on JPMorgan debanking Polymarket over US regulatory concerns notes the bank cited regulatory issues around unregistered trading, following a prior CFTC enforcement action that forced Polymarket to wind down non-compliant markets and pay a penalty.

Polymarket says it still has operational integrations with JPMorgan and that the bank wants a role in a potential IPO, so this is a withdrawal of core banking access, not a complete break in all commercial ties.

2. Regulatory Risk Around Prediction Markets

Polymarket runs crypto-settled prediction markets, which can look to regulators like derivatives or even sports betting, depending on the contract. That ambiguity has kept it under CFTC investigation and subject to state-level challenges.

The debanking sits inside a wider pattern where major banks restrict services to crypto or prediction-market firms when they fear fines or unclear jurisdiction, a trend critics call debanking. The US Department of Justice is now probing multiple banks, including JPMorgan, over these practices, according to the same Bitcoin.com report.

3. Signals And What To Watch

Despite losing JPMorgan as its primary bank, Polymarket has moved to another lender and is in talks to raise large new rounds at multibillion dollar valuations, positioning for a future IPO. That shows investor appetite for prediction markets remains strong.

At the same time, the CFTC is asserting exclusive jurisdiction over event contracts and suing states that try to shut platforms like Polymarket and Kalshi, while Congress struggles to pass a broader crypto framework. This keeps the rules in flux for any project that looks like a prediction market.

For crypto users, the key signals are whether banks become more comfortable servicing licensed prediction markets and whether federal regulators give clearer, durable guidance. Stable access to fiat rails and clear oversight would reduce sudden debanking risk and support long term growth of these platforms.

Conclusion

JPMorgans decision to cut Polymarkets banking access is less about a single platform and more about how traditional finance is managing legal risk around crypto-native prediction markets.

If regulatory jurisdiction and licensing for event contracts become clearer, banks should be more willing to offer stable services, reducing the odds that otherwise growing platforms are disrupted by sudden account closures.