TOTAL VOLUME:
$134.1b
24H VOL:
$141,541,542
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,440,096,988
406,065
Markets across
30,522
events
MATCHED EVENTS:
2,692
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 21, 4:00 AM EST
Polymarket
This market refers to the doubles tennis match between Castelnuovo/Lock and Quilez/Lopez in the Pozoblanco, originally scheduled for July 14, 2026 at 4:00AM ET. This market will resolve to 'Castelnuovo/Lock' if the team of Castelnuovo/Lock advances against Quilez/Lopez. This market will resolve to 'Quilez/Lopez' if the team of Quilez/Lopez advances against Castelnuovo/Lock. 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 Castelnuovo/Lock and Quilez/Lopez in the Pozoblanco, originally scheduled for July 14, 2026 at 4:00AM ET. This market will resolve to 'Castelnuovo/Lock' if the team of Castelnuovo/Lock advances against Quilez/Lopez. This market will resolve to 'Quilez/Lopez' if the team of Quilez/Lopez advances against Castelnuovo/Lock. 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 traditional sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set odds to balance their book and manage risk, while prediction markets aggregate the beliefs of traders who have real money at stake on outcomes. This market's odds represent a consensus built by participants trading directly, without a bookmaker's margin. Comparing this market's pricing to major sportsbooks can reveal where public perception and trader sentiment align or differ, offering perspective on relative value and confidence levels.
On Polymarket, this market is priced through an automated market maker mechanism where traders buy and sell shares representing each outcome. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The current odds reflect the ratio of capital allocated to each side, with prices updating continuously as new trades execute. Traders profit by correctly predicting the match result, and the market price converges toward the true probability as more information and capital flow in. This dynamic pricing model encourages early movers and informed traders to participate, shaping the odds throughout the trading 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 match result, determining which team won the doubles contest. Until that point, traders can continue to buy and sell shares as new information emerges, injuries are reported, or betting sentiment shifts. Resolution is final once the event is complete and the winner is established through authoritative sports sources.
Several factors could shift odds before this market resolves. Player injuries, withdrawals, or last-minute lineup changes announced by either team would likely trigger sharp price movement. Recent form, head-to-head records, and surface conditions at the venue may influence trader positioning as the match date approaches. News coverage, expert predictions, and betting action from professional syndicates can also sway sentiment. Weather forecasts, court conditions, and any other developments affecting player performance or match dynamics could prompt traders to adjust their positions and reshape the market price.