TOTAL VOLUME:
$134.2b
24H VOL:
$126,324,530
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,434,646,834
406,019
Markets across
30,401
events
MATCHED EVENTS:
2,689
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 25, 5:30 AM EST
Polymarket
This market refers to the tennis match between Marina Bassols Ribera and Sinja Kraus in the Kitzbuehel, originally scheduled for July 18, 2026 at 5:30AM ET. This market will resolve to 'Marina Bassols Ribera' if Marina Bassols Ribera advances against Sinja Kraus. This market will resolve to 'Sinja Kraus' if Sinja Kraus advances against Marina Bassols Ribera. 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 WTA Tour. A consensus of credible reporting may also be used.
This market refers to the tennis match between Marina Bassols Ribera and Sinja Kraus in the Kitzbuehel, originally scheduled for July 18, 2026 at 5:30AM ET. This market will resolve to 'Marina Bassols Ribera' if Marina Bassols Ribera advances against Sinja Kraus. This market will resolve to 'Sinja Kraus' if Sinja Kraus advances against Marina Bassols Ribera. 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 WTA Tour. A consensus of credible reporting may also be used.
Prediction market odds and traditional sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set lines to balance action and lock in profit margins, while prediction markets like this one aggregate trader beliefs through continuous price discovery. Analysts and sharp bettors sometimes view prediction markets as more efficient price signals because traders risk real capital on outcomes. However, sportsbooks may incorporate additional data streams and professional oddsmaking expertise. Comparing the two can reveal where consensus differs and highlight potential value opportunities in either venue.
On Polymarket, this market is priced through an automated market maker that allows traders to buy and sell outcome shares continuously. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each outcome reflects the cumulative bets placed by the community, with shares trading between 0 and 100 cents based on perceived probability. As traders adjust their positions ahead of the match, the price updates in real time, creating a dynamic odds environment. Higher trading volume typically narrows spreads and improves price accuracy, while lower volume can widen the gap between bid and ask prices.
This market resolves around Jul 25, 2026, once the match concludes and the result is verifiable from credible public sources. The outcome is determined by the official match result recorded by the tournament organizers and confirmed through established sports reporting channels. Traders holding shares in the winning outcome receive their payout, while losing positions expire worthless. The exact resolution timing depends on when the match completes and the result is officially published, which typically occurs within hours of the final point.
Several factors could shift trader sentiment and move prices before the match concludes. Recent player performance, injury reports, or withdrawal announcements would likely trigger sharp price swings. Head-to-head records, court surface preference, and current ranking changes can influence expectations. Weather conditions at the venue and pre-match commentary from analysts may also prompt repositioning. During live play, real-time match developments—such as set scores, momentum shifts, or unexpected tactical adjustments—typically drive the most volatile price movements as traders update their win probability assessments.