Kalshi & Polymarket's Combined Volume Reaches All-Time High In July, Topping $50 Billion

Authored by Danny Park via TheBlock.co,

Kalshi and Polymarket saw their combined trading volume soar to a new all-time high in July as prediction markets continued to gain steam around the World Cup.

According to The Block's data dashboard, Kalshi, Polymarket, and Polymarket US posted $50.59 billion in combined monthly trading volume in July, marking a 7.8% increase from June's $46.95 billion monthly volume.

Kalshi remained in the lead, and recorded $37.7 billion in the past month. This marks a 14% month-over-month growth.

Notably, the monthly data indicates a shift in volume between Polymarket and Polymarket US. While Polymarket's monthly volume contracted 26% to $7.9 billion, the U.S. platform saw its volume rise 54% to $5 billion. The combined volume of Polymarket and Polymarket US decreased from $14 billion to $12.9 billion.

The U.S. platform, regulated by the Commodity Futures Trading Commission, dropped its initial waitlist restrictions in May, opening the platform to all U.S. users. This allowed U.S. traders who had previously bypassed regional