TOTAL VOLUME:
$134.1b
24H VOL:
$141,541,542
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,440,096,988
406,065
Markets across
30,522
events
MATCHED EVENTS:
2,692
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 9, 5:00 AM EST
Polymarket
This market refers to the tennis match between Adrian Oetzbach and Ryo Tabata in the ITF Men Amstelveen, originally scheduled for July 2, 2026 at 5:00AM ET. This market will resolve to 'Adrian Oetzbach' if Adrian Oetzbach advances against Ryo Tabata. This market will resolve to 'Ryo Tabata' if Ryo Tabata advances against Adrian Oetzbach. 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.
This market refers to the tennis match between Adrian Oetzbach and Ryo Tabata in the ITF Men Amstelveen, originally scheduled for July 2, 2026 at 5:00AM ET. This market will resolve to 'Adrian Oetzbach' if Adrian Oetzbach advances against Ryo Tabata. This market will resolve to 'Ryo Tabata' if Ryo Tabata advances against Adrian Oetzbach. 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.
Prediction market odds and traditional sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set lines to balance action and lock in profit margins, while prediction markets aggregate the beliefs of traders risking real capital on outcomes. This market aggregates the collective conviction of participants who profit or lose based on accuracy, which can surface insights that differ from bookmaker pricing. Comparing this market's implied probability to sportsbook spreads can reveal where the two communities disagree on match likelihood.
On Polymarket, traders set prices by buying and selling outcome shares in an automated market maker system. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each outcome reflects the proportion of total liquidity allocated to it, and as traders adjust their positions, the odds update in real time. Higher demand for a particular result drives its price up, while lower demand pushes it down. This continuous repricing mechanism ensures the market reflects the latest information and sentiment about the match as new developments emerge.
This market resolves around Jul 9, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The resolution will reflect the actual result of the match as documented by official tennis records and reputable sports news sources. Once the match concludes and the winner is established, the market will settle accordingly, paying out traders who backed the correct outcome. The timing allows for verification to occur before final settlement.
Several factors could shift this market significantly before play begins. Injury announcements or withdrawal news involving either player would trigger sharp repricing. Recent tournament results, head-to-head records, and surface-specific form updates often prompt trader repositioning. Court conditions, weather forecasts, and draw announcements can also influence sentiment. Betting action from professional syndicates or sharp money may signal new information. Real-time match developments—breaks of serve, momentum swings, or tactical adjustments during play—will drive continuous price movement as traders update their conviction based on what unfolds on court.