Federal prosecutors in Manhattan are investigating activities in prediction markets, focusing on the potential violation of insider trading laws. This inquiry, led by the U.S. Attorney for the Southern District of New York and former SEC Chairman Jay Clayton, centers on bets placed on surprising global events, such as the capture of Nicolás Maduro and missile strikes on Iran.
The U.S. Attorney’s office and the SEC have expressed that they will analyze market actions thoroughly, citing their authority to probe any market, regardless of its maturity. Recently, officials from the Southern District’s securities and commodities fraud unit convened with representatives from Polymarket to discuss these concerns. Although no specific trades have raised red flags, the volume and the nature of the transactions have caught the attention of authorities.
Polymarket CEO Shayne Coplan did not comment on the matter, and it remains unclear if the inquiry extends to rival site Kalshi. Nevertheless, Kalshi stated that it is committed to cooperating with law enforcement efforts to uphold the integrity of regulated prediction markets. CEO Tarek Mansour emphasized compliance with legal standards while responding to the increasing scrutiny on industry practices.
This investigation comes as prediction markets have seen rapid growth without substantial federal oversight. In response to concerns over potential misconduct, states have begun enacting regulations. For instance, California Governor Gavin Newsom recently issued an executive order prohibiting state officials from participating in these markets using insider information. Additionally, lawsuits against prediction market operators have gained momentum, reflecting bipartisan concern over the platforms’ self-regulation and susceptibility to manipulation.
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