Polymarket and Kalshi trade more than US$5bn on the 2026 World Cup
Polymarket and Kalshi recorded more than US$5 billion in trading on prediction markets during the 2026 World Cup, according to an analysis cited in the report. Kalshi logged three consecutive days with daily trading above US$1 billion, while DraftKings said its event-contract volume last weekend exceeded its previous high for the segment.
The reported trading growth and DraftKings activity indicate increased competition in US event-contract markets during the tournament.