The Commodity Futures Trading Commission (CFTC) has made insider trading in prediction markets a clear enforcement priority, signaling increased regulatory scrutiny that directly affects players and bettors.
David Miller, the CFTC’s director of enforcement, recently reiterated the agency’s commitment to policing fraud, abuse, and manipulation in prediction markets. This focus comes amid several high-profile cases involving individuals accused of exploiting confidential information to gain unfair advantages in these markets.
Prediction markets enable participants to trade contracts based on the outcomes of future events, such as political elections or sports results. While these platforms offer unique opportunities for bettors, they also carry risks if insider information is used improperly, which can undermine fairness and trust for all players.
Earlier this year, the CFTC filed its first insider trading case related to prediction markets against Army Master Sgt. Gannon Ken Van Dyke. Van Dyke allegedly used confidential information about a Venezuelan military operation to profit over $400,000 on Polymarket. He has pleaded not guilty, and his federal trial is scheduled for December 7.
In a separate case, a Google software engineer, Michael Spagnuolo, faces civil and criminal charges for insider trading on Polymarket using confidential corporate data. The complaints state he risked $2.75 million across multiple contracts and earned approximately $1.2 million in profits. Both defendants deny wrongdoing, and their cases remain pending.
Miller clarified that insider trading laws do apply to prediction markets, addressing previous uncertainty in the industry. He stated, “I’ve said publicly that our priority at the Division of Enforcement is policing fraud, abuse, and manipulation,” and explained, “Now, what people don’t get is that insider trading, basically, is about a breach of duty. You have material nonpublic information, you have a duty to shareholders, not to trade against them.“
For players and bettors, this increased regulatory attention means that markets will be more closely monitored to ensure fairness. Platforms found to be manipulated or exploited through insider information could face enforcement actions, which may impact contract availability and overall market confidence.
With the US midterm elections approaching, concerns have emerged about political candidates potentially trading on their own races. Miller confirmed that the CFTC is investigating some candidates who have placed trades on contracts related to their elections, underscoring the agency’s dedication to maintaining market integrity during politically sensitive times.
Players should be aware that insider trading violates legal standards and threatens the fairness of prediction markets. In response, platforms may implement stricter monitoring and rules to protect consumers from manipulation and abuse.
For further updates on regulatory developments and player protections in the US, visit our USA category and Betting section.
Read the original CDC Gaming report here.
Additional context on prediction markets includes the recent National Basketball Association (NBA) agreements with Kalshi and Polymarket, establishing a framework for NBA-related prediction markets in cooperation with the CFTC. This highlights growing institutional interest and regulatory collaboration in the sector. More details can be found in the CDC Gaming NBA report.
Meanwhile, the National Council on Problem Gambling (NCPG) recently appointed Charles H. Jeffers II as interim executive director, emphasizing ongoing efforts to address gambling-related harms. This leadership change may influence future player protection initiatives. Read more in the NCPG announcement.
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