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 14, 6:00 AM EST
Polymarket
This market refers to the doubles tennis match between Maguire/Melnic and Campos/Castelnuovo in the Nottingham 3, originally scheduled for July 7, 2026 at 6:00AM ET. This market will resolve to 'Maguire/Melnic' if the team of Maguire/Melnic advances against Campos/Castelnuovo. This market will resolve to 'Campos/Castelnuovo' if the team of Campos/Castelnuovo advances against Maguire/Melnic. 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 team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances. If the match ends in a walkover (a team 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 doubles tennis match between Maguire/Melnic and Campos/Castelnuovo in the Nottingham 3, originally scheduled for July 7, 2026 at 6:00AM ET. This market will resolve to 'Maguire/Melnic' if the team of Maguire/Melnic advances against Campos/Castelnuovo. This market will resolve to 'Campos/Castelnuovo' if the team of Campos/Castelnuovo advances against Maguire/Melnic. 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 team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances. If the match ends in a walkover (a team 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 often diverge from traditional sportsbook lines because they reflect real-time trader positioning rather than fixed bookmaker margins. On this market, odds may move more fluidly as participants continuously update their views based on player form, court conditions, and other factors. Sportsbooks typically adjust less frequently and build in a profit margin, whereas prediction markets aggregate distributed opinions, sometimes revealing consensus that differs from conventional betting lines.
On Polymarket, traders set prices by buying and selling shares tied to each outcome, with the current price reflecting the market's aggregate belief about the match result. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Prices adjust continuously as new trades occur, and the platform's automated market maker ensures liquidity. Participants profit by correctly predicting the doubles result, incentivizing accurate pricing and creating a dynamic mechanism that responds quickly to breaking news or shifting expectations.
This market resolves around Jul 14, 2026, once the Nottingham doubles match concludes and the result is verified against credible public sources. The outcome is determined by which team wins the match—either Maguire/Melnic or Campos/Castelnuovo. Resolution occurs after the event is officially confirmed, ensuring all participants have access to the same authoritative information before payouts are finalized.
Several factors could shift odds before the match begins: player injuries or withdrawals, recent performance trends on grass courts, head-to-head records, and lineup confirmations. Weather conditions at the venue may also influence expectations, as wind and court speed affect doubles play. News about player fitness, coaching changes, or unexpected roster adjustments could trigger rapid repricing. As the event date approaches, late-breaking developments and final practice reports often drive meaningful market moves.