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 22, 3:01 AM EST
Polymarket
This market refers to the tennis match between Henri Haupt and William Nolan in the M15 Monastir, Qualifying, originally scheduled for September 21, 2026 at 7:00AM ET. This market will resolve to 'Henri Haupt' if Henri Haupt advances against William Nolan. This market will resolve to 'William Nolan' if William Nolan advances against Henri Haupt. 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 Henri Haupt and William Nolan in the M15 Monastir, Qualifying, originally scheduled for September 21, 2026 at 7:00AM ET. This market will resolve to 'Henri Haupt' if Henri Haupt advances against William Nolan. This market will resolve to 'William Nolan' if William Nolan advances against Henri Haupt. 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.
Typically, prediction market odds offer a different perspective than traditional sportsbook odds. Sportsbooks often incorporate a 'vig' or commission into their odds, which represents their profit margin. This market, driven by the collective intelligence of traders on Polymarket, aims to reflect the true probability of an outcome, though discrepancies can and do occur. It’s common to see prediction markets outperform sportsbooks in accuracy, especially when a significant amount of volume is traded, as information is rapidly incorporated into the price.
This market resolves around Sep 28, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on whether the match between Henri Haupt and William Nolan in Monastir is officially completed, as determined by official tournament results. The platform will verify the result against established tennis data sources to ensure accuracy and transparency. Traders will then be able to claim their winnings based on the final outcome.
Several factors could influence the price of this market before resolution. Any news regarding player form, potential injuries to either Henri Haupt or William Nolan, or changes in playing conditions (weather, court surface) could all impact trader sentiment. Unexpected upsets in other matches leading up to this one, or even broader trends in tennis performance, could also contribute to price movements. A significant influx of trading volume on Polymarket driven by new information would likely cause a noticeable shift in the odds.