TOTAL VOLUME:
$134.1b
24H VOL:
$141,541,542
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,440,096,988
406,065
Markets across
30,522
events
MATCHED EVENTS:
2,692
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 5, 3:09 PM EST
Polymarket
This market refers to the doubles tennis match between Reynolds/Watt and Andreozzi/Guinard in the US Open ATP, originally scheduled for September 4, 2026 at 11:00AM ET. This market will resolve to 'Reynolds/Watt' if the team of Reynolds/Watt advances against Andreozzi/Guinard. This market will resolve to 'Andreozzi/Guinard' if the team of Andreozzi/Guinard advances against Reynolds/Watt. 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 Reynolds/Watt and Andreozzi/Guinard in the US Open ATP, originally scheduled for September 4, 2026 at 11:00AM ET. This market will resolve to 'Reynolds/Watt' if the team of Reynolds/Watt advances against Andreozzi/Guinard. This market will resolve to 'Andreozzi/Guinard' if the team of Andreozzi/Guinard advances against Reynolds/Watt. 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 these shares directly reflects the implied probability of Reynolds/Watt winning against Andreozzi/Guinard. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. As more traders participate and new information emerges, the price adjusts, providing a dynamic assessment of the match’s potential result. The current price indicates what traders, as a group, believe is the fair chance of the outcome occurring, and this is continuously updated based on supply and demand for shares.
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 Reynolds/Watt and Andreozzi/Guinard, as declared by the tournament organizers. The market will determine which team ultimately wins the match, and the outcome will be verified against official sources to ensure accuracy. Traders will then be able to claim their winnings based on their holdings in the winning outcome.
Several factors could influence this market before the match concludes. Any news regarding player injuries or changes in form for either Reynolds/Watt or Andreozzi/Guinard would likely cause significant movement. Updates on playing conditions, such as weather forecasts impacting the court surface, could also shift trader sentiment. Furthermore, early performance in the match itself – a strong start by one team, or a key break of serve – will undoubtedly impact the price of shares in this market. Unexpected tactical decisions during the match could also be a catalyst for price changes.