Polymarket US trades $2.72 billion in notional volume in a single week

What happened

Polymarket US trades $2.72 billion in notional volume in a single week, according to Crypto Briefing. Polymarket US's surge in trading volume highlights the growing influence of sports markets and the potential for increased regulatory scrutiny. The post Polymarket US trades $2.72 billion in notional volume in a single week appeared first on Crypto Briefing .

In early January, that weekly figure was $60.8 million. That is a jump of more than 44 times in under a year.

The numbers behind the climb Notional volume measures the total face value of contracts that change hands, not the platform’s revenue or profit. The single busiest day came on October 11, 2026, when daily volume peaked at $698.8 million.

Advertisement The trailing 30-day total also exceeded $11.39 billion as of October 11. That suggests the October spike sits on top of a sustained run, rather than being a single freak weekend.

That month, Polymarket US reported trading volume surpassing its international platform for the first time. The news moving money, markets, and the world—before your day starts. Join 34,000+ readers across crypto, finance, and policy.