WoW ! Hit $1.16 Billion? Kalshi Open Interest Hits Record During World Cup

Author : Berita Valas | Published On : 25 Jun 2026

This surge demonstrates that major sporting events can be a driver of liquidity, although growth patterns vary across platforms.

This surge occurred as World Cup-related trading drove prediction market activity broadly.

During the first 10 days of the tournament, Polymarket's soccer category generated over $2 billion in volume, a 300% increase over the previous 10-day period.

Average daily volume in the category increased from $53 million in the month before kickoff to approximately $220 million during the tournament.

The World Cup provides a suite of short-term futures markets with multiple matches each day and quick results.

This structure makes each match a trading product, while the settlement of results frees up capital for future opportunities.

#Kalshi #FIFA #World #Cup #Prediction