TOTAL VOLUME:
$134.1b
24H VOL:
$113,466,932
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,423,222,590
402,751
Markets across
30,217
events
MATCHED EVENTS:
2,632
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Aug 25, 12:47 PM EST
Polymarket
This market refers to the tennis match between Michael Antonius and Henry Searle in the US Open, Qualification ATP, originally scheduled for August 25, 2026 at 11:00AM ET. This market will resolve to 'Michael Antonius' if Michael Antonius advances against Henry Searle. This market will resolve to 'Henry Searle' if Henry Searle advances against Michael Antonius. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 8, 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 ATP Tour. A consensus of credible reporting may also be used.
This market refers to the tennis match between Michael Antonius and Henry Searle in the US Open, Qualification ATP, originally scheduled for August 25, 2026 at 11:00AM ET. This market will resolve to 'Michael Antonius' if Michael Antonius advances against Henry Searle. This market will resolve to 'Henry Searle' if Henry Searle advances against Michael Antonius. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 8, 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 ATP Tour. A consensus of credible reporting may also be used.
This market resolves around Sep 1, 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 confirmed scores from accepted sports authorities.
Several signals could shift this market before it resolves, including updates on player form, injury reports, or changes in tournament conditions. Weather forecasts, surface conditions, and any last-minute withdrawals or substitutions may also impact trader sentiment. As the match nears, betting trends on traditional sportsbooks and media analysis often cause fluctuations in prediction market odds, reflecting evolving expectations among participants.