TOTAL VOLUME:
$154.3b
24H VOL:
$219,029,434
24H TRANSACTIONS:
2,984,028,936
OPEN INTEREST:
$1,869,293,526
411,051
Markets across
40,408
events
MATCHED EVENTS:
4,377
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 4, 12:42 PM EST
Polymarket
This market refers to the tennis match between Sergi Perez Contri and Nicolas Barrientos in the Braga, Portugal, Qualifying, originally scheduled for October 4, 2026 at 9:10AM ET. This market will resolve to 'Sergi Perez Contri' if Sergi Perez Contri advances against Nicolas Barrientos. This market will resolve to 'Nicolas Barrientos' if Nicolas Barrientos advances against Sergi Perez Contri. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 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 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 ATP Tour. A consensus of credible reporting may also be used.
This market refers to the tennis match between Sergi Perez Contri and Nicolas Barrientos in the Braga, Portugal, Qualifying, originally scheduled for October 4, 2026 at 9:10AM ET. This market will resolve to 'Sergi Perez Contri' if Sergi Perez Contri advances against Nicolas Barrientos. This market will resolve to 'Nicolas Barrientos' if Nicolas Barrientos advances against Sergi Perez Contri. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 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 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 ATP Tour. A consensus of credible reporting may also be used.
Typically, prediction market odds reflect the wisdom of the crowd and can differ from traditional sportsbook odds. Sportsbooks often set initial lines based on statistical models and expert analysis, while this market allows anyone to trade on their beliefs. If a significant discrepancy emerges between the two, arbitrage opportunities may arise, where traders can profit by simultaneously betting on both platforms. However, it’s important to remember that prediction markets are forward-looking and incorporate new information quickly, potentially leading to different probabilities than those offered by sportsbooks.
This market resolves around Oct 11, 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 Sergi Perez Contri vs Nicolas Barrientos match, as reported by a recognized tennis authority. The platform will verify the result against publicly available data to determine which outcome corresponds to the actual event result. Traders will then be able to claim their winnings based on the final outcome.
Several factors could influence the price of shares in this market. Any news regarding the players’ form, potential injuries, or changes in playing conditions could shift trader sentiment. Unexpected results in other matches leading up to the event could also impact perceptions of each player’s chances. Furthermore, significant betting activity or large trades on Polymarket could cause noticeable price movements. Monitoring these signals will be crucial for understanding how the market is evolving and potentially identifying trading opportunities before Oct 11, 2026.