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TrustFinance Global Insights
Mar 05, 2026
2 min read
64

U.S. Democratic lawmakers Representative Mike Levin and Senator Chris Murphy are drafting a bill to increase regulation on prediction markets. This legislative action is a direct response to concerns about suspiciously timed bets placed ahead of U.S.-Israeli air strikes in Iran, raising questions about insider trading and ethics.
The proposed bill follows reports from analytics firm Bubblemaps, which highlighted that six accounts earned a combined profit of $1.2 million on Polymarket by betting on events concerning Iran's Supreme Leader just hours before he was killed. While the Commodity Exchange Act bans contracts considered “contrary to the public interest,” including those involving war, lawmakers argue current rules are insufficient.
This legislative effort places significant pressure on prediction market platforms like Polymarket and Kalshi. Increased oversight could lead to stricter limitations on the types of events available for wagering, potentially impacting their business models. In response, a spokesperson for Kalshi affirmed the platform's policy against insider trading and markets directly linked to death.
Although the bill faces an uncertain future, it highlights growing scrutiny over the operation of prediction markets. Stakeholders and investors will be closely watching for further developments, as new regulations could fundamentally alter this niche financial sector. The debate centers on balancing financial innovation with public interest and national security.
Q: Why are US lawmakers targeting prediction markets?
A: They are concerned about potential insider trading and unethical bets on events like war and assassinations, which could incentivize conflict or the misuse of classified information.
Q: Which companies are primarily affected?
A: The legislation would directly impact prediction market platforms such as Polymarket and Kalshi.
Source: Reuters via Investing.com

TrustFinance Global Insights
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