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 21, 10:00 AM EST
Polymarket
This market refers to the doubles tennis match between Boulais/Maginley and Dalmasso/Kuhar in the Granby, originally scheduled for July 14, 2026 at 10:00AM ET. This market will resolve to 'Boulais/Maginley' if the team of Boulais/Maginley advances against Dalmasso/Kuhar. This market will resolve to 'Dalmasso/Kuhar' if the team of Dalmasso/Kuhar advances against Boulais/Maginley. 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 Boulais/Maginley and Dalmasso/Kuhar in the Granby, originally scheduled for July 14, 2026 at 10:00AM ET. This market will resolve to 'Boulais/Maginley' if the team of Boulais/Maginley advances against Dalmasso/Kuhar. This market will resolve to 'Dalmasso/Kuhar' if the team of Dalmasso/Kuhar advances against Boulais/Maginley. 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 odds to balance their book and manage risk, while prediction markets derive prices from trader consensus and real-money commitment. This market may show different implied probabilities than traditional sportsbooks, particularly as new information emerges or trading volume shifts. Comparing the two can reveal where the crowd on this market sees value relative to conventional betting venues, though both should be evaluated independently for accuracy.
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 implied probability reflects the cumulative trading activity and the balance of capital allocated to each side. As traders place orders, the price adjusts dynamically to clear the market. This continuous repricing ensures that the odds remain responsive to new information and shifting sentiment throughout the trading period.
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 and the winning doubles pair. Until that time, traders can continue to adjust their positions as the event approaches and any relevant developments emerge. Resolution is final once the verified outcome is recorded.
Several factors could shift trader sentiment and move prices before resolution. Player injuries, recent form and head-to-head records, court conditions, and pre-match commentary from analysts can all influence how the market reprices. Unexpected news about either pair, changes in betting patterns on other platforms, or shifts in player rankings may also trigger trading activity. As the match date approaches, increased media coverage and expert predictions could drive volatility in this market.