Polymarket’s monthly trading volume declined month-on-month for the first time since last August, dropping to $10.2 billion in April.

Odaily reported that Polymarket's monthly trading volume in April dropped by approximately 8.9% to $10.2 billion, marking the first month-on-month decline since last August. Its competitor Kalshi saw April trading volume increase by about 13% to $14.8 billion. The total trading volume of the overall prediction market in April reached around $29.8 billion, up 12.4% from the previous month. Polymarket is attempting to fully reintegrate into the US market, while US legislators are intensifying regulatory scrutiny of prediction markets.