TOTAL VOLUME:
$134b
24H VOL:
$103,397,351
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,410,176,180
399,592
Markets across
30,097
events
MATCHED EVENTS:
2,622
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 22, 12:13 PM EST
Polymarket
This market refers to the doubles tennis match between Kouzmine/Ouakaa and Kumasaka/Matsuda in the Segovia, originally scheduled for July 21, 2026 at 5:00AM ET. This market will resolve to 'Kouzmine/Ouakaa' if the team of Kouzmine/Ouakaa advances against Kumasaka/Matsuda. This market will resolve to 'Kumasaka/Matsuda' if the team of Kumasaka/Matsuda advances against Kouzmine/Ouakaa. 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 ATP Tour. A consensus of credible reporting may also be used.
This market refers to the doubles tennis match between Kouzmine/Ouakaa and Kumasaka/Matsuda in the Segovia, originally scheduled for July 21, 2026 at 5:00AM ET. This market will resolve to 'Kouzmine/Ouakaa' if the team of Kouzmine/Ouakaa advances against Kumasaka/Matsuda. This market will resolve to 'Kumasaka/Matsuda' if the team of Kumasaka/Matsuda advances against Kouzmine/Ouakaa. 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 ATP Tour. A consensus of credible reporting may also be used.
Prediction markets and traditional sportsbooks use different mechanisms to set odds. Sportsbooks employ oddsmakers and adjust lines based on betting patterns and risk management, while prediction markets derive prices from continuous trading among participants. This market reflects what traders believe will happen, often incorporating real-time information and expert insight. Comparing the two can reveal where public perception diverges from professional sportsbook estimates. Both serve as useful reference points, though they may price the same event differently depending on their respective participant bases and methodologies.
On Polymarket, this market is priced through an automated market maker mechanism where traders buy and sell shares representing each possible outcome. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The current price of each outcome reflects the cumulative trades placed by the market community. As traders adjust their positions based on new information or changing expectations, the price updates in real time. This continuous repricing ensures that the market stays responsive to developments and incorporates the collective judgment of all participants actively trading on the platform.
This market resolves around Jul 28, 2026, once the doubles match concludes and the result is verifiable from credible public sources. The outcome will be confirmed based on the official match result reported by the tournament organizers or recognized tennis authorities. Until that point, traders can continue to adjust their positions as new information emerges. Resolution is typically swift after the event concludes, allowing traders to settle their positions and move on to other markets.
Several factors could shift trader sentiment before the match concludes. Player form, recent tournament results, head-to-head records, and court surface preferences may influence expectations. Injury announcements or lineup changes could trigger significant repricing. Weather conditions on match day and real-time performance during the event itself will likely drive the most dramatic moves. Breaking news about either team's preparation or any other relevant developments could also prompt traders to reassess their positions, causing the market price to fluctuate accordingly.