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 18, 12:30 PM EST
Polymarket
This market refers to the doubles tennis match between Isaro/Poonacha and Reynolds/Watt in the Newport, originally scheduled for July 11, 2026 at 12:30PM ET. This market will resolve to 'Isaro/Poonacha' if the team of Isaro/Poonacha advances against Reynolds/Watt. This market will resolve to 'Reynolds/Watt' if the team of Reynolds/Watt advances against Isaro/Poonacha. 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 Isaro/Poonacha and Reynolds/Watt in the Newport, originally scheduled for July 11, 2026 at 12:30PM ET. This market will resolve to 'Isaro/Poonacha' if the team of Isaro/Poonacha advances against Reynolds/Watt. This market will resolve to 'Reynolds/Watt' if the team of Reynolds/Watt advances against Isaro/Poonacha. 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 market odds and sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set lines to balance action and manage risk, while prediction markets aggregate the collective beliefs of traders who have real money at stake. This market may show odds that differ meaningfully from traditional sportsbooks, especially as new information surfaces or trading volume shifts. Comparing the two can reveal where the crowd sees value that bookmakers have priced differently.
On Polymarket, this market is priced through an automated market maker that adjusts odds based on trader activity and order flow. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Traders buy and sell shares representing each outcome, and the cumulative positions determine the real-time probability displayed. As more capital flows into one outcome, its price rises and the competing outcome's price falls. This continuous repricing mechanism ensures the market reflects the latest information and trader conviction available at any moment.
This market resolves around Jul 18, 2026, once the doubles match concludes and the result is verifiable from credible public sources. The outcome will be determined by which team wins the match according to official tournament records. Until that point, traders can continue to buy and sell shares as odds fluctuate. Resolution is automatic once the event result is confirmed and recorded.
Several factors could shift odds before the match begins. Player injury announcements, recent form updates, head-to-head records, and court surface conditions are all closely watched by traders. Weather forecasts for the event day may influence expectations about playing style and fatigue. Media coverage highlighting player momentum or tactical advantages can trigger rapid repricing. Even minor roster or lineup changes announced close to match time can cause sharp moves as traders reassess probabilities.