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: Sep 7, 4:28 PM EST
Polymarket
This market refers to the doubles tennis match between Choinski/Donski and Harrison/Skupski in the US Open ATP, originally scheduled for September 6, 2026 at 11:00AM ET. This market will resolve to 'Choinski/Donski' if the team of Choinski/Donski advances against Harrison/Skupski. This market will resolve to 'Harrison/Skupski' if the team of Harrison/Skupski advances against Choinski/Donski. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 20, 2026, 11:59 PM ET (14 days after the scheduled start), 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 Choinski/Donski and Harrison/Skupski in the US Open ATP, originally scheduled for September 6, 2026 at 11:00AM ET. This market will resolve to 'Choinski/Donski' if the team of Choinski/Donski advances against Harrison/Skupski. This market will resolve to 'Harrison/Skupski' if the team of Harrison/Skupski advances against Choinski/Donski. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 20, 2026, 11:59 PM ET (14 days after the scheduled start), 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.
Typically, prediction market odds reflect the wisdom of the crowd and can differ from sportsbook odds, which are often set by experts and may be influenced by factors like house bias or promotional offers. Sportsbooks often adjust their lines based on betting action, but prediction markets allow anyone to participate and express their view directly. It’s common to see this market’s implied probabilities diverge from those offered by traditional sportsbooks, particularly as new information emerges or public sentiment shifts regarding the US Open doubles match. Examining these differences can be insightful for informed decision-making.
This market resolves around Sep 13, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official result of the US Open doubles match between Choinski/Donski and Harrison/Skupski. The market will determine which team wins, or if the match is completed as predicted. The outcome will be determined by the official tournament results, ensuring a transparent and verifiable resolution process for this market.
Several factors could influence trading activity in this market before resolution. Any news regarding player injuries, changes in playing conditions, or unexpected performance during other matches in the tournament could shift trader sentiment. A strong showing from either team in earlier rounds of the US Open, or reports of strategic adjustments, could also lead to changes in the odds. Unexpected weather conditions or even a controversial call by the umpire during the match itself could also significantly move this market, as traders react to new information and adjust their predictions.