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 21, 10:46 AM EST
Polymarket
This market refers to the tennis match between Daniil Tsebrenko and Guilherme Valdoleiros in the M25 Setubal, Qualifying, originally scheduled for September 21, 2026 at 7:00AM ET. This market will resolve to 'Daniil Tsebrenko' if Daniil Tsebrenko advances against Guilherme Valdoleiros. This market will resolve to 'Guilherme Valdoleiros' if Guilherme Valdoleiros advances against Daniil Tsebrenko. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 5, 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 Daniil Tsebrenko and Guilherme Valdoleiros in the M25 Setubal, Qualifying, originally scheduled for September 21, 2026 at 7:00AM ET. This market will resolve to 'Daniil Tsebrenko' if Daniil Tsebrenko advances against Guilherme Valdoleiros. This market will resolve to 'Guilherme Valdoleiros' if Guilherme Valdoleiros advances against Daniil Tsebrenko. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 5, 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. Traders buy and sell shares representing their belief in the probability of a particular outcome. As more shares are traded, the price adjusts to reflect the collective view of the market participants. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of a share directly corresponds to the implied probability of that outcome occurring. Higher demand for shares in a particular player drives up the price, increasing their implied chance of winning the Setubal tennis match.
This market resolves around Sep 28, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The resolution will be based on the official result of the Setubal tennis match between Daniil Tsebrenko and Guilherme Valdoleiros. The platform will verify the winner based on publicly available data from official tennis sources. Traders holding shares in the winning player will receive a payout equivalent to 1 minus the trading fee, while those holding shares in the losing player will receive nothing.
Several factors could influence the trading activity in this market. Any news regarding player injuries, changes in playing conditions, or updated rankings could shift trader sentiment. Unexpected results in other matches involving these players could also impact the odds. Furthermore, significant trading volume from informed participants could cause the price to move rapidly. Monitoring tennis news and analyzing player statistics are key to understanding potential catalysts that could affect this market before Sep 28, 2026.