US Congressman Moves to Ban Staff From Trading on Prediction Markets

1 month ago 26

In brief

  • Massachusetts Democrat Seth Moulton has banned each legislature bureau unit from trading connected prediction markets similar Polymarket and Kalshi.
  • The determination comes arsenic bipartisan lawmakers present the PREDICT Act, which would widen akin restrictions to elder authorities officials
  • Prediction marketplace expert Dustin Gouker says galore different legislature offices are apt to travel suit.

A prediction marketplace expert says much legislature offices volition apt travel Massachusetts Democrat Seth Moulton's (D-MA) pb aft helium became 1 of the archetypal members of Congress to prohibition his unit from trading connected platforms similar Polymarket and Kalshi.

Effective Wednesday, Rep. Moulton's office-wide argumentation prohibits each staff, including district, legislative, communications, and operations personnel, from trading oregon holding positions connected political, legislative, regulatory, oregon geopolitical outcomes, oregon connected immoderate accusation learned successful an authoritative capacity.

Effective today, Congressman Moulton is instituting an office-wide argumentation prohibiting his legislature unit from participating successful prediction marketplace platforms, specified arsenic Polymarket and Kalshi.

The pursuing is simply a connection from Congressman Moulton connected this policy. pic.twitter.com/svbrFPYHJN

— Rep. Seth Moulton Press Office (@RepMoulton) March 25, 2026

"Prediction markets person go a playground for corrupt insiders who are capable to spot bets connected things similar predetermination outcomes, wars, and adjacent the deaths of nationalist figures," Moulton said successful a statement. "This is creating a perverse inducement operation that poses a genuine menace to American nine today."

The prohibition arrives amid a increasing propulsion by lawmakers connected some sides of the aisle to ace down connected insider trading successful prediction markets, a interest that has arisen arsenic anonymous traders person posted outsized gains connected politically delicate events, fueling suspicions that authorities insiders are cashing successful connected non-public information.

“I deliberation everyone is precise conscious of the imaginable for and optics astir insider trading astir authorities actions,” prediction marketplace expert Dustin Gouker told Decrypt, noting helium expects “a batch of different Congressional offices volition instrumentality akin actions, adjacent if it’s done publicly.”

“I deliberation it’s rather wide that insider trading connected things going connected successful Washington isn’t kosher oregon invited astatine CFTC-regulated prediction markets,” Gouker said. “Creating wide and meaningful penalties by instrumentality would marque it abundantly clear,” though helium acknowledged immoderate whitethorn inactive effort it.

Also connected Wednesday, Reps. Adrian Smith (R-NE) and Nikki Budzinski (D-IL) introduced the PREDICT Act, oregon the Preventing Real-time Exploitation and Deceptive Insider Congressional Trading Act.

The bipartisan measure seeks to prohibit members of Congress, their spouses and babelike children, the President and Vice President, governmental appointees, and different elder officials from trading connected governmental events, argumentation decisions, oregon authorities actions connected prediction markets. 

Violations would transportation a civilian punishment of 10% of the transaction's value, positive afloat disgorgement of profits paid into the U.S. Treasury.

Lawmakers person moved rapidly successful caller days, with Senators Adam Schiff (D-CA) and John Curtis (R-UT) past week proposing a ban connected sports-related contracts connected CFTC-registered platforms, followed Tuesday by Sen. Chris Murphy (D-CT) and Rep. Greg Casar (D-TX) unveiling the BETS OFF Act targeting markets tied to terrorism, assassinations, and war.

The propulsion follows scrutiny implicit arguable bets connected U.S. strikes connected Iran and highly profitable wagers tied to the capture of Venezuela’s Nicolás Maduro, raising concerns astir imaginable insider trading.

With lawmakers ramping up scrutiny, Polymarket and Kalshi introduced stronger anti–insider trading measures, combining stricter policies with upgraded monitoring and surveillance capabilities.

Gouker, however, tempered expectations connected however cleanable markets tin ever get. 

"Getting to 100% is astir apt an intolerable ideal," helium said, referring to eliminating insider trading entirely, but noted that “better rules, laws, and surveillance tin apt marque it overmuch much difficult.”

Decrypt has reached retired to Polymarket and Kalshi for comment.

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