TOTAL VOLUME:
$134.1b
24H VOL:
$133,388,117
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,436,095,462
405,232
Markets across
30,526
events
MATCHED EVENTS:
2,693
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jun 25, 4:00 AM EST
Polymarket
This market refers to the tennis match between Marta Lombardini and Beatrice Ricci in the ITF Women San Gregorio, originally scheduled for June 18, 2026 at 4:00AM ET. This market will resolve to 'Marta Lombardini' if Marta Lombardini advances against Beatrice Ricci. This market will resolve to 'Beatrice Ricci' if Beatrice Ricci advances against Marta Lombardini. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.
This market refers to the tennis match between Marta Lombardini and Beatrice Ricci in the ITF Women San Gregorio, originally scheduled for June 18, 2026 at 4:00AM ET. This market will resolve to 'Marta Lombardini' if Marta Lombardini advances against Beatrice Ricci. This market will resolve to 'Beatrice Ricci' if Beatrice Ricci advances against Marta Lombardini. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.
Prediction market odds and sportsbook odds often diverge because they serve different purposes and operate under different constraints. Sportsbooks set odds to balance their book and manage risk, incorporating a built-in margin. Prediction markets, by contrast, aggregate the beliefs of many independent traders with real money at stake, often producing more efficient price discovery over time. Comparing this market's odds to traditional sportsbook lines can reveal where the crowd sees value or where consensus differs from professional oddsmakers.
On Polymarket, traders set prices by buying and selling outcome shares in an automated market maker (AMM) system. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The cost to buy a share reflects the current probability; as more traders back one outcome, its price rises and the opposing outcome's price falls. This continuous repricing ensures the market stays responsive to new information and trader conviction. You can enter or exit positions at any time before the market closes, with your execution price determined by the current pool state.
This market resolves around Jun 25, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The resolution hinges on the final result of the match between the two competitors. Once the match concludes and the winner is officially recorded, the market will settle accordingly, paying out holders of the winning outcome share and expiring the losing shares at zero value.
Several factors could shift this market significantly before it closes. Recent player performance, injury reports, head-to-head records, and court conditions at the venue may influence trader positioning. News about either competitor's form, ranking changes, or tournament seeding could trigger repricing. Close to the match date, real-time updates during warm-ups or early play might cause sharp moves. Monitoring sports news and player social media can help you anticipate how this market may react to breaking developments.