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: Jul 22, 7:12 AM EST
Polymarket
This market refers to the tennis match between Gauthier Onclin and Niels Visker in the Tampere, originally scheduled for July 22, 2026 at 4:00AM ET. This market will resolve to 'Gauthier Onclin' if Gauthier Onclin advances against Niels Visker. This market will resolve to 'Niels Visker' if Niels Visker advances against Gauthier Onclin. 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 Gauthier Onclin and Niels Visker in the Tampere, originally scheduled for July 22, 2026 at 4:00AM ET. This market will resolve to 'Gauthier Onclin' if Gauthier Onclin advances against Niels Visker. This market will resolve to 'Niels Visker' if Niels Visker advances against Gauthier Onclin. 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 reflect a different outlook than traditional sportsbook lines. While sportsbooks may incorporate additional factors or adjust for their own risk models, traders on Polymarket set prices based purely on collective wisdom and recent betting activity, which can lead to notable differences in implied probabilities.
On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. On Polymarket, traders determine prices through their bets, which adjust the implied probability of each outcome based on available liquidity and recent trading activity. The current top outcome reflects the collective assessment of all participants on Polymarket, with prices shifting whenever new bets are placed. This dynamic pricing mechanism allows for rapid updates as news, fighter performance data, or betting trends influence participant expectations leading to Jul 29, 2026.
This market resolves around Jul 29, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The result will be determined by the official outcome of the contest, reflecting who is declared the winner according to standard sports rules and announcements.
Several signals could shift probabilities in this market before it resolves. Key catalysts include pre-fight media events, training updates or injuries to either competitor, changes in betting volumes from large traders, and shifting public sentiment driven by news coverage. As Jul 29, 2026 approaches, any last-minute developments — such as strategy announcements or unexpected disruptions — may also cause rapid price adjustments, reflecting the evolving outlook among traders on Polymarket.