TOTAL VOLUME:
$134.2b
24H VOL:
$129,159,707
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,442,132,418
404,744
Markets across
30,489
events
MATCHED EVENTS:
2,691
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 14, 7:36 PM EST
Polymarket
This market refers to the tennis match between Steffan Van Weldam and Oriol Alvarez Velis in the M15 Melilla, Qualifying, originally scheduled for September 14, 2026 at 4:00AM ET. This market will resolve to 'Steffan Van Weldam' if Steffan Van Weldam advances against Oriol Alvarez Velis. This market will resolve to 'Oriol Alvarez Velis' if Oriol Alvarez Velis advances against Steffan Van Weldam. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 28, 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 Steffan Van Weldam and Oriol Alvarez Velis in the M15 Melilla, Qualifying, originally scheduled for September 14, 2026 at 4:00AM ET. This market will resolve to 'Steffan Van Weldam' if Steffan Van Weldam advances against Oriol Alvarez Velis. This market will resolve to 'Oriol Alvarez Velis' if Oriol Alvarez Velis advances against Steffan Van Weldam. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 28, 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.
Prediction market odds often reflect the collective wisdom of a diverse group of traders, potentially offering a different perspective than traditional sportsbooks. Sportsbook odds are typically set by professional oddsmakers, while this market is driven by individual participants buying and selling contracts. Historically, prediction markets have demonstrated an ability to accurately forecast outcomes, sometimes exceeding the accuracy of polls or expert analysis. It's important to note that both represent probabilities, but the underlying mechanisms for determining those probabilities differ significantly.
This market resolves around Sep 21, 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 Steffan Van Weldam vs Oriol Alvarez Velis match, as reported by a recognized sports authority. The market will determine which participant is declared the winner, and that result will be used to settle all outstanding contracts. The exact timing of resolution may depend on the speed at which official results are released.
Several factors could influence the price of this market before Sep 21, 2026. Any news regarding the players’ form, injuries, or changes to their training regimes could shift expectations. Unexpected announcements about match conditions, such as weather forecasts or venue changes, might also have an impact. Furthermore, significant shifts in public sentiment, as reflected in betting patterns or expert analysis, could drive price movements. Finally, any unforeseen events that affect the players’ ability to compete could also cause the market to react.