TOTAL VOLUME:
$134b
24H VOL:
$107,351,958
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,416,970,024
400,720
Markets across
30,097
events
MATCHED EVENTS:
2,633
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 11, 6:00 AM EST
Polymarket
This market refers to the tennis match between Jasmine Paolini and Maria Sakkari in the Wimbledon WTA, originally scheduled for July 4, 2026 at 6:00AM ET. This market will resolve to 'Jasmine Paolini' if Jasmine Paolini advances against Maria Sakkari. This market will resolve to 'Maria Sakkari' if Maria Sakkari advances against Jasmine Paolini. 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 Jasmine Paolini and Maria Sakkari in the Wimbledon WTA, originally scheduled for July 4, 2026 at 6:00AM ET. This market will resolve to 'Jasmine Paolini' if Jasmine Paolini advances against Maria Sakkari. This market will resolve to 'Maria Sakkari' if Maria Sakkari advances against Jasmine Paolini. 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 sportsbook odds often diverge because they reflect different pricing mechanisms. Sportsbooks set odds to balance liability and profit margins, while prediction markets like this one are priced by traders themselves, creating a crowdsourced probability estimate. Prediction markets can sometimes offer sharper, more efficient pricing because traders have direct financial incentive to identify mispriced outcomes. However, sportsbooks may move faster on breaking news. Comparing the two can reveal value opportunities, though each reflects distinct market structures and participant bases.
On Polymarket, traders set prices through an automated market maker mechanism, where each contract trades between 0 and 1 based on supply and demand. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each outcome contract directly represents the collective probability traders assign to that result. As traders buy or sell contracts, the price adjusts in real time. Higher prices indicate stronger conviction in that outcome. This decentralized pricing model means the odds you see reflect live trader sentiment rather than a fixed sportsbook margin, allowing for continuous price discovery throughout the trading window.
This market resolves around Jul 11, 2026, once the Wimbledon match concludes and the result is verifiable from credible public sources. The outcome is determined by the official match result—which player wins the contest. Resolution occurs after the event is confirmed through established sports reporting channels. Until that point, traders can continue to buy and sell contracts as odds fluctuate. Once resolved, winning contracts are paid out at full value and losing contracts expire worthless, settling all positions in the market.
Several factors could shift odds before the match begins. Injury announcements or withdrawal news involving either player would trigger sharp repricing. Recent tournament performance, head-to-head records, and surface-specific form all influence trader positioning. Court assignments, weather forecasts, and scheduling changes can also move the market. Media coverage highlighting momentum or confidence statements from either player may sway sentiment. Betting action from sharp traders or large position shifts can create cascading price moves. Close to the event, last-minute fitness updates or warm-up match results often generate final volatility as traders adjust exposure.