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Prediction markets post $4.13bn average daily volume in October

Regulation

Prediction markets recorded average daily trading volume of $4.13bn in October, up 55% from September, according to figures attributed to Jefferies analyst Daniel Fannon. Open interest rose 45% to $3.27bn, while sports contracts accounted for 78% of total volume. Polymarket's average daily volume reached $655m, up 50% month on month.

The figures show increased trading across prediction markets, with sports contracts remaining their largest category.

End-of-day close DraftKings (DKNG), USD, to 3 November 2026
Story date21 September 20263 November 2026

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Deals & M&A

Hyperliquid records $317m in HIP-4 prediction market volume since May launch

Hyperliquid’s HIP-4 prediction market processed $317m in transactions following its 2 May 2026 launch, citing ChainCatcher analysis. The analysis put September volume at about $51m and daily volume in early October at roughly $1.25m, below Kalshi and Polymarket.

Hyperliquid's HIP-4 prediction market product has processed $317m in transaction volume since its launch on 2 May 2026, according to an analysis by Mario Chow published by ChainCatcher. The analysis said HIP-4 remains far behind Kalshi and Polymarket in scale.

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