TOTAL VOLUME:
$134.1b
24H VOL:
$133,388,117
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,436,095,462
405,232
Markets across
30,526
events
MATCHED EVENTS:
2,693
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Aug 23, 6:46 PM EST
Polymarket
This market refers to the tennis match between Aidan Mayo and Joao Vitor Goncalves Ceolin in the Kingston 2, Jamaica, Qualifying, originally scheduled for August 23, 2026 at 11:00AM ET. This market will resolve to 'Aidan Mayo' if Aidan Mayo advances against Joao Vitor Goncalves Ceolin. This market will resolve to 'Joao Vitor Goncalves Ceolin' if Joao Vitor Goncalves Ceolin advances against Aidan Mayo. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 6, 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 Aidan Mayo and Joao Vitor Goncalves Ceolin in the Kingston 2, Jamaica, Qualifying, originally scheduled for August 23, 2026 at 11:00AM ET. This market will resolve to 'Aidan Mayo' if Aidan Mayo advances against Joao Vitor Goncalves Ceolin. This market will resolve to 'Joao Vitor Goncalves Ceolin' if Joao Vitor Goncalves Ceolin advances against Aidan Mayo. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 6, 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.
Prediction market odds from this market often differ from traditional sportsbook lines due to trader positioning and available information. While sportsbooks may incorporate broader public betting trends, this market reflects the aggregated view of informed participants, potentially showing sharper or more volatile pricing depending on new analysis or fighter updates.
This market resolves around Aug 30, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The result is based on the officially recognized winner of the contest, ensuring alignment with widely available news and sports records.
Several signals could influence this market before Aug 30, 2026. Updates on fighter injuries, training progress reports, or changes in betting patterns from large traders may cause price swings. Media coverage highlighting one combatant’s advantages or recent performance could also shift sentiment. As the event draws closer, any last-minute announcements or altered fight conditions may dramatically reshape market expectations.