Legislation Targets Insider Trading on Prediction Markets
U.S. lawmakers unveiled the Preventing Real-time Exploitation and Deceptive Insider Congressional Trading Act (PREDICT Act) on March 25, aiming to prohibit government officials and their families from trading on prediction markets regarding political events and policy outcomes.
This bill emerges amid rising concerns over the exploitation of insider information by members of Congress and their associates, which could lead to ethical conflicts and distort market operations. The PREDICT Act specifically targets trading on contracts tied to political decisions, seeking to prevent potential abuses that could undermine public trust in government and market integrity.
Key Provisions of the PREDICT Act
Introduced by Representatives Nikki Budzinski (D-Ill.) and Adrian Smith (R-Neb.), the PREDICT Act seeks to ban not only members of Congress but also the President, Vice President, and senior executives from engaging in prediction market contracts. This prohibition also extends to their spouses, dependents, and senior congressional staff, reinforcing comprehensive oversight. Violators of this legislation will face serious consequences, including fines amounting to 10% of the transaction’s value and obligatory forfeiture of profits to the U.S. Treasury.
This legislation highlights a growing legislative effort to ensure ethical conduct among public officials, with proponents emphasizing the need for transparency and limited access to privileged information. According to reports, a companion bill known as the “Prediction Markets are Gambling Act” was also introduced by Senators John Curtis (R-Utah) and Adam Schiff (D-Calif.), aiming to ban prediction markets from creating contracts related to sports events, underscoring a wider legislative trend to regulate these emerging markets more strictly.
Industry Response to Legislative Pressure
Faced with the introduction of the PREDICT Act, major prediction market platforms such as Kalshi and Polymarket have proactively announced new restrictions. Kalshi instituted a ban preventing political candidates from trading on their own campaigns, while also prohibiting any participants involved in collegiate or professional sports from trading in relevant contracts. Polymarket has revised its user policies to explicitly bar trading on contracts that may be influenced by privileges to insider information, encompassing all individuals with a stake in the outcomes, including athletes and policymakers.
The decision by these platforms to tighten their rules reflects both an understanding of the legislative environment and a recognition of their role in maintaining market integrity. They are adapting to avoid potential regulatory traps that could limit their operational viability. As these firms navigate a complex regulatory landscape, they could significantly influence the discussion on how prediction markets are viewed and structured in the United States.
Market Implications and Future Outlook
The PREDICT Act and related measures signify a critical juncture for prediction markets, raising questions among traders and analysts about the potential impacts on market dynamics. While proponents argue that such regulations could enhance trust in governance and prevent corruption, critics warn that overly stringent regulations may stifle innovation and transparency within this evolving financial landscape.
As discussions unfold, analysts recommend keeping a close watch on the implications these regulations may have on prediction market liquidity and participation levels. If implemented, they could create a less fluid market environment, inadvertently pushing users towards less regulated foreign platforms or underground markets. This could lead to a decreased domestic interest in U.S.-based prediction platforms and might redefine the contours of speculative trading related to political outcomes.
Sources
- https://crypto.news/us-lawmakers-push-to-block-insider-bets-on-government-events/
- https://abcnews.com/Business/wireStory/kalshi-polymarket-place-new-bans-insider-trading-senators-131341428
- https://www.politico.com/live-updates/2026/03/25/congress/lawmakers-introduce-bill-to-prohibit-members-of-congress-president-from-prediction-market-trading-00843337









