Traffic moves past the Iranian national flag displayed on a building at Enghelab square in Tehran on June 14.
Source: AFP/Getty ImagesA proposed deal to end hostilities between the US and Iran gave equities and bond traders a measure of relief on Monday. It also left prediction markets with a new headache.
Polymarket, one of the largest event betting exchanges, has hosted more than $345 million of trading on the question of whether and when the US and Iran would sign a peace deal.