After the World Cup ended, Polymarket's weekly trading volume fell 56% from its June peak

Odaily News: During the 2026 World Cup, Polymarket saw high trading volume driven by prediction bets on match scores, celebrity sightings, and player-related events. After the World Cup ended, as of the end of July, the combined weekly trading volume of Polymarket's international and U.S. versions had fallen 56% from its all-time high in June; Kalshi saw a decline of approximately 25% over the same period. In the absence of major sporting events or political developments to drive user demand, Polymarket's trading activity has cooled.