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 16, 4:00 AM EST
Polymarket
This market refers to the doubles tennis match between Karamoko/Semenistaja and Lee/Ye in the Bastad, originally scheduled for July 9, 2026 at 4:00AM ET. This market will resolve to 'Karamoko/Semenistaja' if the team of Karamoko/Semenistaja advances against Lee/Ye. This market will resolve to 'Lee/Ye' if the team of Lee/Ye advances against Karamoko/Semenistaja. 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 team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances. If the match ends in a walkover (a team 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 doubles tennis match between Karamoko/Semenistaja and Lee/Ye in the Bastad, originally scheduled for July 9, 2026 at 4:00AM ET. This market will resolve to 'Karamoko/Semenistaja' if the team of Karamoko/Semenistaja advances against Lee/Ye. This market will resolve to 'Lee/Ye' if the team of Lee/Ye advances against Karamoko/Semenistaja. 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 team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances. If the match ends in a walkover (a team 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 aggregate beliefs from traders risking real capital on outcomes. This market may show materially different odds than major sportsbooks, particularly as new information emerges or if one venue attracts heavier volume on a particular side. Comparing the two can reveal where consensus is strongest or where sharp money is positioning.
On Polymarket, traders set prices through an automated market maker that adjusts odds based on buy and sell pressure. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The implied probability of each outcome—Karamoko/Semenistaja winning or Lee/Ye prevailing—shifts as traders place orders, with prices converging toward equilibrium. Liquidity and trading volume directly influence how tightly prices track the true probability, so markets with higher activity tend to be more efficient and responsive to breaking news or player updates.
This market resolves around Jul 16, 2026, once the doubles match concludes and the result is verified against credible public sources. The outcome is determined by which team wins the match—either Karamoko/Semenistaja or Lee/Ye. Resolution typically occurs within hours of the final point, after official tournament records confirm the winner. Traders should monitor the event schedule and any last-minute changes to ensure they understand the exact timing and conditions.
Player injuries, fitness updates, or withdrawal announcements can trigger sharp repricing, as can recent head-to-head records or court-surface performance data. Betting syndicates and professional traders often react quickly to lineup confirmations or warm-up match results. Weather conditions on match day and real-time momentum shifts during play may also influence late trading. News coverage, expert commentary, and social media sentiment can amplify moves, especially if a favorite stumbles or an underdog gains credibility in the lead-up.