After a series of suspiciously timed, highly lucrative bets, federal prosecutors have begun exploring whether insider trading laws are being broken via prediction markets. A handful of users have been making big money off the apps Polymarket and Kashi, and a growing number of critics warn that they ...

Polymarket has faced criticism after some of its users made substantial bets ahead of the war with Iran and the military action in Venezuela earlier this year.

Kalshi and Polymarket, the two biggest prediction market platforms, rushed to institute new industry guardrails on Monday after two key senators announced legislation that could severely curtail the i

he two biggest prediction market platforms are tightening their rules on insider trading as Congress seems to be moving closer to cracking down on prediction markets.