TOTAL VOLUME:
$134.2b
24H VOL:
$134,145,987
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,441,166,947
406,422
Markets across
30,383
events
MATCHED EVENTS:
2,688
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 2, 5:00 AM EST
Polymarket
This market refers to the tennis match between Ethan Quinn and Vit Kopriva in the Mallorca Championships, originally scheduled for June 25, 2026 at 5:00AM ET. This market will resolve to 'Ethan Quinn' if Ethan Quinn advances against Vit Kopriva. This market will resolve to 'Vit Kopriva' if Vit Kopriva advances against Ethan Quinn. 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 Ethan Quinn and Vit Kopriva in the Mallorca Championships, originally scheduled for June 25, 2026 at 5:00AM ET. This market will resolve to 'Ethan Quinn' if Ethan Quinn advances against Vit Kopriva. This market will resolve to 'Vit Kopriva' if Vit Kopriva advances against Ethan Quinn. 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 traditional sportsbook odds often diverge because they reflect different incentive structures. Sportsbooks set lines to balance action and protect their margin, while prediction markets are driven purely by trader belief and financial incentive to forecast accurately. This market aggregates the views of thousands of independent traders with real money at stake, which can reveal signals that sportsbooks may not immediately price in. Over time, prediction markets have demonstrated competitive or superior accuracy compared to conventional betting venues for major sporting events.
On Polymarket, traders set the odds through an automated market maker mechanism where buying or selling shares directly moves the price. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The current odds reflect the cumulative trading activity and belief distribution among all participants. As more traders buy shares in one outcome, the price for that outcome rises, and the opposing outcome falls. This continuous price discovery process ensures the market remains responsive to new information and trader sentiment throughout the event window.
This market resolves around Jul 2, 2026, once the match concludes and the result is verifiable from credible public sources. The outcome will be confirmed based on the official tournament result, ensuring accuracy and fairness for all traders. Resolution typically occurs shortly after the event concludes, allowing traders to settle their positions promptly. Until that point, prices may continue to shift as new information emerges or as the match progresses.
Several factors could shift odds before the match concludes. Recent player performance, injury reports, or fitness updates about either competitor may trigger significant repricing. Court conditions, weather, and head-to-head historical records often influence trader sentiment. Tournament momentum and psychological factors—such as how each player performed in earlier rounds—can also move the market. Breaking news about player form or unexpected developments in the lead-up to the event typically generates trading volume and price adjustments.