TOTAL VOLUME:
$134b
24H VOL:
$107,351,958
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,416,970,024
400,720
Markets across
30,097
events
MATCHED EVENTS:
2,633
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 22, 9:40 AM EST
Polymarket
This market refers to the tennis match between Alec Deckers and Alberto Barroso Campos in the M25 Setubal, Main Draw, originally scheduled for September 22, 2026 at 6:00AM ET. This market will resolve to 'Alec Deckers' if Alec Deckers advances against Alberto Barroso Campos. This market will resolve to 'Alberto Barroso Campos' if Alberto Barroso Campos advances against Alec Deckers. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 6, 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 player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.
This market refers to the tennis match between Alec Deckers and Alberto Barroso Campos in the M25 Setubal, Main Draw, originally scheduled for September 22, 2026 at 6:00AM ET. This market will resolve to 'Alec Deckers' if Alec Deckers advances against Alberto Barroso Campos. This market will resolve to 'Alberto Barroso Campos' if Alberto Barroso Campos advances against Alec Deckers. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 6, 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 player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player 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 International Tennis Federation (ITF). 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 reflects the probability of that outcome occurring, as perceived by the market participants. 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 becomes available, the price will adjust accordingly, providing a dynamic assessment of the event’s likelihood. The current price indicates what traders are collectively willing to pay for a share representing a win for a particular player in the Setubal tennis match.
This market resolves around Sep 29, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will depend on the official result of the Setubal tennis match between Alec Deckers and Alberto Barroso Campos. The platform will verify the winner based on publicly available match results and standings. Any potential disputes will be handled according to Polymarket’s terms of service, ensuring a fair and transparent resolution process for all participants in this market.
Several factors could influence the price of this market before the match concludes. News regarding player injuries, changes in playing conditions (like weather), or even significant shifts in public sentiment could all cause traders to reassess their probabilities. Unexpected performance in earlier rounds of the tournament, or even commentary from tennis analysts, could also lead to price movements. Any information that alters the perceived likelihood of either player winning will likely be reflected in the trading activity and, consequently, the market price.