Insider Trading on Prediction Markets: What's Illegal in 2026?
Legal information, not legal advice. If you have concerns about your trading activity, consult a qualified attorney.
Prediction market insider trading became a major regulatory focus in 2026 following a series of high-profile cases. A military reservist was indicted for profiting on Iran strike contracts using classified information. A former California gubernatorial candidate was banned for trading on his own race. A MrBeast video editor was suspended for trading on unreleased content.
What Is Insider Trading on Prediction Markets?
For prediction markets, insider trading means using material non-public information (MNPI) to trade event contracts.
The CFTC's Rule 180.1 — the commodity equivalent of securities Rule 10b-5 — prohibits employing "any manipulative device, scheme, or artifice to defraud" in connection with commodity trading. Whether this applies to prediction market insider trading is currently unsettled law.
The CFTC's February 2026 advisory stated that trading event contracts based on MNPI "may violate Rule 180.1" and confirmed it has "full authority to police illegal trading practices" on registered exchanges.
The High-Profile Cases
Iran strikes (February 2026): Six new Polymarket accounts placed large YES bets on "Will the US strike Iran by February 28?" Shortly after the strikes, these accounts netted over $1.2 million in profits. Investigation is ongoing.
Venezuelan Maduro arrest (January 2026): A Polymarket user purchased high-volume contracts predicting the ouster of Nicolás Maduro before US military captured him on January 3, 2026. Reported payout exceeded $400,000.
Kalshi enforcement actions (February 2026): Kalshi suspended a political candidate who traded on his own candidacy and an employee of a YouTube-affiliated company who traded on contracts related to upcoming content. The CFTC noted both "potentially" violated Rule 180.1.
MrBeast video editor: A video editor for the MrBeast YouTube channel was suspended and fined for using non-public knowledge of upcoming video releases.
What Is Currently Illegal
Clearly prohibited:
- Trading on classified government information about military operations or economic data releases
- Trading on your own electoral outcome as a candidate
- Trading on outcomes you control or can influence
- Any trading that constitutes market manipulation
Likely prohibited under CFTC Rule 180.1:
- Trading on MNPI obtained through breach of a fiduciary duty
- Trading on information obtained through illegal means
What Is Currently Legal
The CFTC's advisory specifically noted that "derivatives markets have long operated in a way that allows for market participants to trade on the basis of lawfully obtained [MNPI]." This means:
- Trading based on your own public expertise and analysis is explicitly legal
- Trading based on legitimate research is legal
- Trading based on public information faster than other traders is legal
- Being a professional in a relevant field and trading on your expert judgment is legal
The Congressional Response
S. 4060 — Prediction Markets Security and Integrity Act of 2026: Would prohibit using MNPI to trade on prediction markets.
S. 4188 — Public Integrity in Financial Prediction Markets Act: Would specifically prohibit the President, Vice President, Members of Congress, and federal employees from using government-obtained MNPI.
"Prediction Markets Are Gambling Act" (Curtis/Schiff): Introduced March 23, 2026. Would amend federal law so that sports and casino-style event contracts could not be offered on CFTC-regulated exchanges.
What This Means for Regular Traders
For the vast majority of traders, insider trading rules are not practically relevant. The practical implications:
- Trade only on public information
- Do not trade on information obtained through your professional role that creates a genuine conflict of interest
- Keep records of your trading rationale
- Use CFTC-regulated platforms that maintain audit trails