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: Jun 30, 9:00 AM EST
Polymarket
This market refers to the tennis match between Valerio Aboian and Valentin Basel in the Piracicaba, originally scheduled for June 23, 2026 at 9:00AM ET. This market will resolve to 'Valerio Aboian' if Valerio Aboian advances against Valentin Basel. This market will resolve to 'Valentin Basel' if Valentin Basel advances against Valerio Aboian. 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 Valerio Aboian and Valentin Basel in the Piracicaba, originally scheduled for June 23, 2026 at 9:00AM ET. This market will resolve to 'Valerio Aboian' if Valerio Aboian advances against Valentin Basel. This market will resolve to 'Valentin Basel' if Valentin Basel advances against Valerio Aboian. 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 and sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set lines to balance action and manage risk, while prediction markets aggregate trader beliefs through continuous price discovery. This market may show higher or lower implied probabilities than traditional sports betting sites, depending on whether informed traders on Polymarket have access to insights that sportsbooks have not yet priced in. Comparing the two can reveal where market consensus differs from professional oddsmakers.
On Polymarket, traders set the odds through an automated market maker mechanism, where buying and selling pressure directly moves the price. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The current implied probability reflects the collective assessment of all active traders at any given moment. As new information surfaces—fighter injuries, weight cuts, or expert commentary—traders adjust positions, and the price updates in real time. This continuous repricing ensures the market stays responsive to changing conditions leading up to the event.
This market resolves around Jun 30, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The result will be determined by the official fight conclusion, whether by decision, knockout, or other recognized outcome. Traders should monitor official announcements and reputable sports media in the days leading up to and immediately following the event to understand how the market will settle.
Several catalysts could shift odds significantly before resolution. Fighter injuries, weight-cut complications, or last-minute withdrawals would trigger sharp repricing. Training footage, coach statements, or expert breakdowns released on social media often spark trader repositioning. Weigh-in results and official pre-fight press conferences can reveal physical condition or psychological momentum. Additionally, betting line movements from major sportsbooks sometimes influence prediction market traders who cross-reference traditional odds. Any credible news about either fighter's preparation or health status will likely move this market.