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 31, 7:19 AM EST
Polymarket
This market refers to the tennis match between Jan Choinski and Olle Wallin in the Bonn, originally scheduled for July 31, 2026 at 4:00AM ET. This market will resolve to 'Jan Choinski' if Jan Choinski advances against Olle Wallin. This market will resolve to 'Olle Wallin' if Olle Wallin advances against Jan Choinski. 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 Jan Choinski and Olle Wallin in the Bonn, originally scheduled for July 31, 2026 at 4:00AM ET. This market will resolve to 'Jan Choinski' if Jan Choinski advances against Olle Wallin. This market will resolve to 'Olle Wallin' if Olle Wallin advances against Jan Choinski. 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.
Prediction market odds in this market often differ from traditional sportsbook lines due to unique trader dynamics and liquidity conditions. While sportsbooks may set their lines based on broader public betting trends and proprietary models, prediction markets let participants bet directly on their beliefs, which can lead to sharper or more volatile pricing depending on recent news and performance updates.
This market resolves around Aug 7, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The result will reflect the official fight outcome, including any declared winner or draw, as reported by recognized sports news outlets and the event's official record.
Key signals that could shift this market include injury updates, changes to fight conditions, or significant media coverage favoring either fighter. Betting trends, especially large trades, can also cause price swings. Any last-minute developments — such as coaching changes or weight class adjustments — may dramatically alter trader expectations before the fight concludes.