TOTAL VOLUME:
$134.1b
24H VOL:
$113,466,932
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,423,222,590
402,751
Markets across
30,217
events
MATCHED EVENTS:
2,632
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 4, 1:52 PM EST
Polymarket
This market refers to the doubles tennis match between Galloway/Goransson and Rojer/Winegar in the US Open ATP, originally scheduled for September 4, 2026 at 11:00AM ET. This market will resolve to 'Galloway/Goransson' if the team of Galloway/Goransson advances against Rojer/Winegar. This market will resolve to 'Rojer/Winegar' if the team of Rojer/Winegar advances against Galloway/Goransson. 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 Galloway/Goransson and Rojer/Winegar in the US Open ATP, originally scheduled for September 4, 2026 at 11:00AM ET. This market will resolve to 'Galloway/Goransson' if the team of Galloway/Goransson advances against Rojer/Winegar. This market will resolve to 'Rojer/Winegar' if the team of Rojer/Winegar advances against Galloway/Goransson. 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. Traders buy and sell shares representing their belief in whether Galloway/Goransson vs Rojer/Winegar will complete the match. The price of these shares dynamically adjusts based on supply and demand, effectively creating a real-time probability assessment. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. As more traders believe an outcome is likely, the price of shares representing that outcome increases, and vice versa. This creates a market-driven forecast, reflecting the collective wisdom of those participating in this particular venue.
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 whether the US Open doubles match between Galloway/Goransson and Rojer/Winegar is completed. The official results from the US Open will serve as the basis for determining the winning outcome. Traders will be able to see the final result reflected in the market’s resolution details on Polymarket after the event concludes and verification is complete.
Several factors could influence the trading activity in this market. Any news regarding player injuries or changes in team composition for either Galloway/Goransson or Rojer/Winegar would likely have a significant impact. Unexpected weather conditions at the US Open could also shift expectations. Furthermore, the performance of both teams in preceding matches leading up to their encounter will be closely watched by traders, potentially causing fluctuations in the market price. Finally, any major upsets in other doubles matches at the tournament could influence overall sentiment and trading volume.