TOTAL VOLUME:
$134.2b
24H VOL:
$126,324,530
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,434,646,834
406,019
Markets across
30,401
events
MATCHED EVENTS:
2,689
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 4, 7:08 PM EST
Polymarket
This market refers to the doubles tennis match between Damm/McDonald and Choinski/Donski in the US Open ATP, originally scheduled for September 4, 2026 at 3:30PM ET. This market will resolve to 'Damm/McDonald' if the team of Damm/McDonald advances against Choinski/Donski. This market will resolve to 'Choinski/Donski' if the team of Choinski/Donski advances against Damm/McDonald. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 18, 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 Damm/McDonald and Choinski/Donski in the US Open ATP, originally scheduled for September 4, 2026 at 3:30PM ET. This market will resolve to 'Damm/McDonald' if the team of Damm/McDonald advances against Choinski/Donski. This market will resolve to 'Choinski/Donski' if the team of Choinski/Donski advances against Damm/McDonald. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 18, 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 traditional sportsbook odds. Sportsbooks set lines based on their own models and aim to profit from margins, while this market allows traders to express their individual beliefs, potentially leading to more accurate probabilities. It's common to see discrepancies, especially when public perception diverges from expert analysis. Examining these differences can reveal valuable insights into market expectations for the US Open doubles match.
This market resolves around Sep 11, 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 Damm/McDonald and Choinski/Donski. The team declared the winner by the tournament organizers will determine the winning outcome in this market. Any disputes will be settled based on publicly available and widely accepted match results.
Several factors could influence trading activity and shift the odds in this market. Any news regarding player injuries, changes in playing conditions, or updated match analysis from tennis experts could impact trader sentiment. Unexpected performance in earlier rounds of the tournament for either team could also lead to significant price movements. Furthermore, large trades by influential market participants could temporarily alter the price, reflecting a shift in perceived probability before the US Open doubles match concludes.