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 15, 6:00 AM EST
Polymarket
This market refers to the tennis match between Max Basing and Luca Castelnuovo in the Nottingham 3, originally scheduled for July 8, 2026 at 6:00AM ET. This market will resolve to 'Max Basing' if Max Basing advances against Luca Castelnuovo. This market will resolve to 'Luca Castelnuovo' if Luca Castelnuovo advances against Max Basing. 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 Max Basing and Luca Castelnuovo in the Nottingham 3, originally scheduled for July 8, 2026 at 6:00AM ET. This market will resolve to 'Max Basing' if Max Basing advances against Luca Castelnuovo. This market will resolve to 'Luca Castelnuovo' if Luca Castelnuovo advances against Max Basing. 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 mechanisms. Sportsbooks set lines to balance action and lock in profit margins, while prediction markets like this one are priced by traders wagering real money on outcomes they believe will occur. Prediction markets tend to aggregate dispersed information efficiently, sometimes offering sharper probability estimates than traditional bookmakers. Comparing this market's implied odds to major sportsbook lines can reveal where the two venues disagree on the fighters' chances, highlighting potential value or consensus shifts.
On Polymarket, traders set the odds by buying and selling shares representing each possible outcome of the fight. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each share reflects the collective belief about that outcome's likelihood, with the sum of all outcome probabilities equaling 100 percent. As new information emerges or trader sentiment shifts, the price adjusts in real time. Higher-priced shares indicate greater confidence in that result, while lower prices suggest skepticism. This continuous price discovery mechanism ensures the market remains responsive to breaking news and evolving fighter conditions.
This market resolves around Jul 15, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The resolution hinges on the official result of the fight—whether it ends in a win for Basing, a win for Castelnuovo, or another conclusive determination recognized by the relevant sporting authority. Traders should monitor official announcements and reputable sports media in the lead-up to and immediately following the bout to understand how this market will settle.
Several catalysts could shift trader positioning before Jul 15, 2026. Injury announcements, training camp reports, or fighter statements about readiness could alter perceived chances. Weigh-in results, recent performance footage, or expert analysis published by respected combat sports commentators may trigger repricing. Changes in fighter odds at major sportsbooks can also influence prediction market traders. Additionally, any official postponements, venue changes, or rule modifications would likely spark immediate market movement as participants reassess the matchup's dynamics and likelihood.