TOTAL VOLUME:
$134.1b
24H VOL:
$133,388,117
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,436,095,462
405,232
Markets across
30,526
events
MATCHED EVENTS:
2,693
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 21, 11:00 AM EST
Polymarket
This market refers to the doubles tennis match between Perez/Vandecasteele and Broom/Jones in the Lincoln, originally scheduled for July 14, 2026 at 11:00AM ET. This market will resolve to 'Perez/Vandecasteele' if the team of Perez/Vandecasteele advances against Broom/Jones. This market will resolve to 'Broom/Jones' if the team of Broom/Jones advances against Perez/Vandecasteele. 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 Perez/Vandecasteele and Broom/Jones in the Lincoln, originally scheduled for July 14, 2026 at 11:00AM ET. This market will resolve to 'Perez/Vandecasteele' if the team of Perez/Vandecasteele advances against Broom/Jones. This market will resolve to 'Broom/Jones' if the team of Broom/Jones advances against Perez/Vandecasteele. 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 pricing mechanisms and trader bases. Sportsbooks set odds to balance their book and manage risk, while prediction markets aggregate the collective beliefs of independent traders who profit or lose based on accuracy. For this market, prediction market prices may lead or lag sportsbook lines depending on information flow, trader sophistication, and volume. Neither is inherently more accurate; comparing the two can reveal where consensus differs and highlight potential value or arbitrage opportunities worth monitoring.
On Polymarket, this market is priced through an automated market maker that converts trader orders into real-time odds. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price reflects the cumulative bets placed on each outcome, with traders buying or selling shares to express their conviction. As more capital flows into one outcome, its price rises and the competing outcome's price falls, creating a self-balancing mechanism. This continuous repricing ensures the market remains responsive to new information and trader sentiment throughout the event window.
This market resolves around Jul 21, 2026, once the match concludes and the result is verifiable from credible public reporting. The outcome will be confirmed based on the official result of the doubles match between the two teams. Until that point, traders can continue to buy and sell shares as new information emerges or as their views shift. Resolution is final once the event is complete and the winning pair is established through authoritative sources.
Several factors could shift this market significantly before resolution. Player injuries, fitness updates, or withdrawal announcements would immediately impact odds, as would recent tournament form or head-to-head records between the pairs. Court surface conditions, weather forecasts, and seeding changes can also influence trader positioning. Media coverage, expert commentary, and betting patterns from other venues may trigger repricing as new information reaches the market. Close matches or upsets in related tournaments could reshape expectations about player performance and momentum.