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 22, 4:00 AM EST
Polymarket
This market refers to the tennis match between Louis Wessels and Kimmer Coppejans in the Bunschoten, originally scheduled for July 15, 2026 at 4:00AM ET. This market will resolve to 'Louis Wessels' if Louis Wessels advances against Kimmer Coppejans. This market will resolve to 'Kimmer Coppejans' if Kimmer Coppejans advances against Louis Wessels. 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 Louis Wessels and Kimmer Coppejans in the Bunschoten, originally scheduled for July 15, 2026 at 4:00AM ET. This market will resolve to 'Louis Wessels' if Louis Wessels advances against Kimmer Coppejans. This market will resolve to 'Kimmer Coppejans' if Kimmer Coppejans advances against Louis Wessels. 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 odds to balance liability and extract a margin, while prediction markets aggregate the beliefs of traders risking real capital. This market's odds may move faster or slower than traditional sportsbooks depending on trader conviction and liquidity. Comparing the two can reveal where professional bettors and casual traders disagree on the likely outcome, offering insight into which side the broader market favors.
On Polymarket, this market is priced through an automated market maker that converts trader orders into real-time probabilities. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price reflects the cumulative belief of all participants; as more traders buy one outcome, its probability rises and the opposing outcome falls. You can enter or exit your position at any time before resolution by trading against the current price. The spread between bid and ask tightens as volume increases, making it cheaper to trade in highly active markets.
This market resolves around Jul 22, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The winning side is determined by the actual result of the match—whether one player defeats the other. Once the match concludes and the result is finalized, the market locks and payouts are distributed to holders of the correct outcome. Traders should monitor official tournament announcements and reliable sports news sources to stay informed as the resolution date approaches.
Several factors can shift trader sentiment before resolution. Recent performance and head-to-head records between the two players often influence positioning, as do injury reports or withdrawal announcements. Court surface preference, weather conditions on match day, and seeding or ranking changes can also trigger repricing. Media coverage highlighting one player's form or momentum may attract new traders to one side. Additionally, any official updates from the tournament organizers regarding scheduling or player status could prompt rapid market adjustments as traders reassess their positions.