Prediction markets Polymarket, Kalshi see record $50.6B volume in July

The combined July trading volume for prediction markets Polymarket, Polymarket US, and Kalshi reached a new monthly record of $50.6 billion, according to The Block. Polymarket US saw its volume increase by 54% month-over-month to $5 billion, while the global Polymarket platform's volume decreased by 26% to $7.9 billion.