Reports / July 2026
Monthly report
July 2026: $56.95B traded on prediction markets
Notional volume across 9 exchanges was $56.95B, +12% from June. Kalshi led with a 72.1% share. The busiest day was Sat Jul 11, 2026, at $2.77B.
Exchanges
Ranked by the month's volume.
| # | Exchange | Volume | Share | vs prior month |
|---|---|---|---|---|
| 1 | Kalshi | $41.05B | 72.1% | +24% |
| 2 | Polymarket | $7.99B | 14.0% | −26% |
| 3 | Polymarket US | $5.00B | 8.8% | +24% |
| 4 | Robinhood | $1.69B | 3.0% | −19% |
| 5 | Crypto.com | $1.12B | 2.0% | +18% |
| 6 | Gemini | $49.8M | 0.1% | +6.4% |
| 7 | ForecastEx | $30.1M | 0.1% | +14% |
| 8 | DraftKings | $12.7M | <0.1% | opened Jun 11 |
| 9 | Underdog | $9.9M | <0.1% | opened Jun 24 |
What traded
At exchanges that publish a split.
Sports, single-leg 48%Combos (parlays) 31%Non-sports 21%
Daily average: $1.84B over 31 days
Busiest days
- Sat Jul 11, 2026: $2.77B
- Sun Jul 19, 2026: $2.72B
- Fri Jul 3, 2026: $2.58B
- Wed Jul 1, 2026: $2.55B
- Tue Jul 7, 2026: $2.51B
July 2026: questions
How much volume did prediction markets trade in July 2026?
$56.95B in notional volume across 9 exchanges, up 12% from June. That is $1.84B a day on average.
Which prediction market had the most volume in July 2026?
Kalshi. The top three were Kalshi ($41.05B, 72.1%), Polymarket ($7.99B, 14.0%), Polymarket US ($5.00B, 8.8%).
How much prediction market volume was sports in July 2026?
79% at the exchanges that publish a split, including 31% in combos (parlays). Non-sports markets were 21%.
Notional volume: contracts traded × each contract's payout, from each exchange's own daily report. Download every day as CSV · Methods · All reports