TOTAL VOLUME:
$134.2b
24H VOL:
$126,324,530
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,434,646,834
406,019
Markets across
30,401
events
MATCHED EVENTS:
2,689
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 28, 10:30 AM EST
Polymarket
This market refers to the tennis match between Mert Alkaya and Colin Sinclair in the Samsun, originally scheduled for July 27, 2026 at 3:00AM ET. This market will resolve to 'Mert Alkaya' if Mert Alkaya advances against Colin Sinclair. This market will resolve to 'Colin Sinclair' if Colin Sinclair advances against Mert Alkaya. 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 ATP Tour. A consensus of credible reporting may also be used.
This market refers to the tennis match between Mert Alkaya and Colin Sinclair in the Samsun, originally scheduled for July 27, 2026 at 3:00AM ET. This market will resolve to 'Mert Alkaya' if Mert Alkaya advances against Colin Sinclair. This market will resolve to 'Colin Sinclair' if Colin Sinclair advances against Mert Alkaya. 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 ATP Tour. A consensus of credible reporting may also be used.
This market resolves around Aug 3, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The result is determined by the official declaration of the winner, which is then matched against the market’s defined outcomes. Timing depends on when official results are announced post-fight, ensuring that all participants have a clear and transparent resolution point.
Several signals could shift this market before it resolves, including pre-fight media coverage, training updates or injuries, changes in betting volumes on Polymarket, and analyst predictions. Any news that impacts the perceived readiness or likelihood of victory for either fighter can cause traders to adjust their positions, thus moving the market odds. Keeping an eye on credible sports news sources will help anticipate possible swings in sentiment.