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 25, 4:43 PM EST
Polymarket
This market refers to the doubles tennis match between Martin/Rybakov and Gogineni/Zamora in the San Diego 2, originally scheduled for September 25, 2026 at 3:00PM ET. This market will resolve to 'Martin/Rybakov' if the team of Martin/Rybakov advances against Gogineni/Zamora. This market will resolve to 'Gogineni/Zamora' if the team of Gogineni/Zamora advances against Martin/Rybakov. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 9, 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 Martin/Rybakov and Gogineni/Zamora in the San Diego 2, originally scheduled for September 25, 2026 at 3:00PM ET. This market will resolve to 'Martin/Rybakov' if the team of Martin/Rybakov advances against Gogineni/Zamora. This market will resolve to 'Gogineni/Zamora' if the team of Gogineni/Zamora advances against Martin/Rybakov. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 9, 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 a different set of information and incentives than those found at sportsbooks. Sportsbooks often incorporate a 'vig' or commission into their odds, while prediction markets aim to represent the true probability of an event occurring, as assessed by traders. It’s common to see discrepancies between the two, particularly as new information emerges or public sentiment shifts. While sportsbooks may initially set odds based on expert analysis, this market allows for a more dynamic and potentially more accurate assessment of the outcome as the event approaches and more traders participate.
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 implied probability of that outcome occurring. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. As more traders buy shares in a particular outcome, its price increases, reflecting a growing consensus that it is more likely to happen. Conversely, selling pressure drives prices down. This dynamic pricing ensures the market reflects the collective wisdom of the crowd, constantly adjusting as new information becomes available.
This market resolves around Oct 2, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official results of the San Diego doubles match between Martin/Rybakov and Gogineni/Zamora. The winning team, as determined by the official tournament organizers, will dictate the settlement of this market. Traders will be able to see the final result and how their shares are settled once the official results are published and verified.
Several factors could influence the trading activity in this market. Any news regarding player injuries, changes in playing conditions, or updates on team strategies could significantly shift the perceived probabilities. Strong performances by either team in preceding matches, or even commentary from tennis analysts, could also impact trading volume and price movements. Unexpected weather conditions on the day of the match could also play a role, potentially favoring one team over the other. Monitoring these signals will be key to understanding how this market evolves leading up to Oct 2, 2026.