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 16, 11:24 AM EST
Polymarket
This market refers to the tennis match between Steffan Van Weldam and Toprak Avcibasi in the M15 Melilla, Main Draw, originally scheduled for September 16, 2026 at 6:00AM ET. This market will resolve to 'Steffan Van Weldam' if Steffan Van Weldam advances against Toprak Avcibasi. This market will resolve to 'Toprak Avcibasi' if Toprak Avcibasi 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 30, 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 Toprak Avcibasi in the M15 Melilla, Main Draw, originally scheduled for September 16, 2026 at 6:00AM ET. This market will resolve to 'Steffan Van Weldam' if Steffan Van Weldam advances against Toprak Avcibasi. This market will resolve to 'Toprak Avcibasi' if Toprak Avcibasi 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 30, 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 a small team of experts, while this market aggregates opinions from many individuals. It's common to see discrepancies between the two, especially before a significant amount of trading activity occurs. Analyzing these differences can be insightful, as the market may incorporate information not yet fully priced into sportsbook lines. However, it’s important to remember that both represent probabilities, and neither guarantees the actual outcome.
This market resolves around Sep 23, 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 Toprak Avcibasi match, as declared by the governing tennis authority. The market will determine which player won the match, and shares will pay out accordingly. It’s important to note that the official result is the sole determinant, and any disputes or challenges to the result will not affect the market’s resolution.
Several factors could influence trading activity and move this market before resolution. Any news regarding player injuries, changes in playing conditions, or updates on their recent performance could significantly impact the perceived probabilities. Unexpected upsets in other matches involving these players could also shift sentiment. Furthermore, large trading volume from informed participants could indicate new information or a change in expectations. Monitoring tennis news and analyzing trading patterns on Polymarket will be key to understanding potential market movements leading up to Sep 23, 2026.