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 4, 3:47 PM EST
Polymarket
This market refers to the doubles tennis match between Arneodo/Mannarino and Arnaldi/Struff in the US Open ATP, originally scheduled for September 4, 2026 at 11:00AM ET. This market will resolve to 'Arneodo/Mannarino' if the team of Arneodo/Mannarino advances against Arnaldi/Struff. This market will resolve to 'Arnaldi/Struff' if the team of Arnaldi/Struff advances against Arneodo/Mannarino. 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 Arneodo/Mannarino and Arnaldi/Struff in the US Open ATP, originally scheduled for September 4, 2026 at 11:00AM ET. This market will resolve to 'Arneodo/Mannarino' if the team of Arneodo/Mannarino advances against Arnaldi/Struff. This market will resolve to 'Arnaldi/Struff' if the team of Arnaldi/Struff advances against Arneodo/Mannarino. 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.
On Polymarket, this market is priced through a continuous auction mechanism, where traders buy and sell shares representing their belief in the outcome. The price of a share directly corresponds to the probability of that outcome occurring. As more traders participate, the price adjusts to reflect the collective wisdom of the crowd. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The market’s price is determined solely by supply and demand for these shares; there are no external factors influencing the pricing on Polymarket.
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 Arneodo/Mannarino and Arnaldi/Struff, as reported by the official tournament organizers. The winning pair will determine the outcome of this market, and the platform will verify the result against publicly available data to ensure accuracy and transparency. Traders will then be able to claim their winnings or adjust their strategies for future events.
Several factors could influence the price of this market. Any news regarding player injuries or changes in team composition would likely have a significant impact. Unexpected results in preceding matches, affecting player confidence or momentum, could also shift the odds. Even weather conditions at the US Open, potentially influencing playing styles, might cause traders to reassess their predictions. Furthermore, any significant analysis from tennis experts or changes in public perception of the players’ form could contribute to movements in this market before Sep 11, 2026.