TOTAL VOLUME:
$134.2b
24H VOL:
$126,590,312
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,439,516,703
404,175
Markets across
30,277
events
MATCHED EVENTS:
2,685
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Aug 5, 10:00 PM EST
Polymarket
This market refers to the tennis match between Leo Vithoontien and Jon Gamble in the ITF Men Southaven, originally scheduled for August 5, 2026 at 1:00PM ET. This market will resolve to 'Leo Vithoontien' if Leo Vithoontien advances against Jon Gamble. This market will resolve to 'Jon Gamble' if Jon Gamble advances against Leo Vithoontien. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, 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 Leo Vithoontien and Jon Gamble in the ITF Men Southaven, originally scheduled for August 5, 2026 at 1:00PM ET. This market will resolve to 'Leo Vithoontien' if Leo Vithoontien advances against Jon Gamble. This market will resolve to 'Jon Gamble' if Jon Gamble advances against Leo Vithoontien. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, 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 in this market often differ from traditional sportsbook lines due to the speculative nature of trader-driven pricing. While sportsbooks may set their lines based on analytics and historical data, prediction markets reflect the aggregated beliefs and bets of participants in real time. This can lead to tighter or wider spreads depending on recent performance, injuries, or other news affecting either player.
This market resolves around Aug 12, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The result is determined by the official match conclusion, and the platform will update the market accordingly based on that verified data.
Injuries, changes in player form, or weather conditions could shift sentiment and move this market. Media interviews, betting trends, and pre-match odds from other sportsbooks may also influence trader behavior. Any last-minute news about either player’s readiness or strategy has the potential to cause rapid price adjustments before the match concludes.