16 articles · Updated · The Washington Post · Apr 30
The rule, approved unanimously on Thursday and effective immediately, also covers Senate staffers and officers but not the House or federal agencies.
Backers including Bernie Moreno and Chuck Schumer said lawmakers betting on events they may know about would erode public trust amid insider-trading accusations.
Separate bipartisan bills would restrict war, terrorism and election-related contracts more broadly, while Kalshi and Polymarket said they support clearer federal rules and the Senate ban.
How might prediction markets change if regulators define clear legal standards for insider trading and government employee participation?
What are the broader implications for national security if prediction market activity becomes a new focus of counter-intelligence efforts?
Could stricter oversight of prediction markets actually drive insider trading further underground, making it harder to detect and regulate?