US regulators target political prediction market bets

TLDR

US regulators are ramping up enforcement against political prediction market bets, focusing on insider trading and market integrity on platforms such as Kalshi and Polymarket.

1. Federal prosecutors and the CFTC are scrutinizing suspicious political and war-related bets after cases involving alleged use of nonpublic government information.
2. Rapid growth in prediction markets, including institutional partnerships and political event markets, is colliding with legal gray areas and mounting lawsuits.
3. Crypto users should watch for stricter KYC, geoblocking, and possible limits or bans on certain political markets in the United States.

Deep Dive

1. What Regulators Are Doing

Federal prosecutors and regulators, including the CFTC and the U.S. Department of Justice, are stepping up investigations into suspicious betting in political prediction markets, according to a recent report based on enforcement briefings and a Wall Street Journal story.

Platforms like Kalshi and Polymarket are being examined after large wagers around political decisions and military moves, including a case where a U.S. special forces soldier allegedly used confidential briefings to earn about $400,000 betting on a Venezuelan coup on Polymarket. Regulators are also probing unusual oil-related bets placed minutes before President Trump delayed strikes on Iran, viewing these as potential insider trading in event markets.

CFTC officials acknowledge that existing insider trading law is geared toward corporate securities, not government actions, which makes prosecution harder even as they warn that insider abuse in prediction markets has become a real problem for market integrity.

2. Growth Meets Legal Gray Zone

Prediction markets have exploded from roughly $51 billion in 2025 to about $240 billion in annualized volume in Q2 2026, with institutions like ICE, Clear Street, and major brokers integrating prediction products and partnering with platforms such as Kalshi and Polymarket.

At the same time, there are more than 19 active U.S. lawsuits against prediction platforms, with several states seeking shutdowns and growing political discomfort over markets on elections and war outcomes. A Columbia study cited by analysts found that roughly 25% of historical Polymarket volume may be wash trading, adding to regulatory concerns about manipulation.

If U.S. courts ultimately treat these contracts as fully legitimate financial instruments, the sector could scale far beyond current volumes, but that outcome depends on how regulators and judges balance innovation against perceived social and political risks.

3. What Crypto Users Should Watch

For U.S.-based users, the most immediate effects are likely to be: tighter KYC/AML on regulated venues, more aggressive monitoring for insider-style patterns, and possible removal or narrowing of political and war markets.

Offshore, onchain markets may remain more permissive but can respond with U.S. geoblocking, wallet-level restrictions, or delistings to avoid being pulled into U.S. enforcement, which would fragment liquidity between U.S. and non-U.S. users.

For traders and builders, the key signals are enforcement actions, CFTC guidance on what counts as a legal event contract, and court rulings on federal preemption that could either normalize prediction markets or push them further into a gray or black market.

Conclusion

Regulators are not trying to kill prediction markets outright, but they are clearly signaling that political and conflict-related bets using nonpublic information will be treated as a serious integrity threat. For crypto users, the opportunity in event markets now comes with rising legal, KYC, and access risk, and the long-term shape of the sector will depend on how U.S. law resolves the tension between price discovery and political sensitivity.