Polymarket U.S. Election Market Volume Tops $545 Million as Traders Price Democrats to Win House

Polymarket US's cumulative trading volume in its U.S. presidential election market has surpassed $545 million, according to The Block. According to ChainCatcher, election-related markets are among the platform's largest by trading volume.Traders currently assign a 91% probability that Democrats will win the U.S. House of Representatives, up from 73% in May. The trading volume and probability figures both come from Polymarket US's U.S. election-related markets.