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 6, 6:00 AM EST
Polymarket
This market refers to the tennis match between Tallon Griekspoor and James Duckworth in the Wimbledon ATP, originally scheduled for June 29, 2026 at 6:00AM ET. This market will resolve to 'Tallon Griekspoor' if Tallon Griekspoor advances against James Duckworth. This market will resolve to 'James Duckworth' if James Duckworth advances against Tallon Griekspoor. 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 Tallon Griekspoor and James Duckworth in the Wimbledon ATP, originally scheduled for June 29, 2026 at 6:00AM ET. This market will resolve to 'Tallon Griekspoor' if Tallon Griekspoor advances against James Duckworth. This market will resolve to 'James Duckworth' if James Duckworth advances against Tallon Griekspoor. 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 pricing mechanisms. Sportsbooks set odds to balance their book and lock in profit margins, while prediction markets price outcomes through continuous trader participation and real-money incentives. This market aggregates the views of many independent traders wagering their own capital, which can surface insights that differ from sportsbook lines. Comparing the two can reveal where the crowd sees value relative to professional oddsmakers.
On Polymarket, traders set prices by buying and selling outcome shares in an automated market maker system. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Each share represents a claim on one player winning the match, and the price of each share reflects the collective assessment of that outcome's probability. As new information emerges or trader sentiment shifts, prices adjust in real time. The spread between bid and ask prices tightens or widens based on liquidity and trading activity, allowing you to enter or exit positions at market rates.
This market resolves around Jul 6, 2026, once the match concludes and the result is verifiable from credible public sources. The outcome is determined by which player wins the match at Wimbledon. Resolution occurs after the final point is played and the victor is officially confirmed. Until that time, prices may fluctuate as traders reassess probabilities based on pre-match news, player form, and other relevant signals.
Several factors could shift prices in this market before the match begins. Injury reports or withdrawal announcements involving either player would trigger sharp repricing. Recent tournament performance, head-to-head records, and surface-specific form all influence trader positioning. Weather forecasts closer to match day may favor one player's style of play. Media coverage, betting syndicate activity, and shifts in public sentiment can also drive volume and price movement. Real-time match conditions—such as early-set momentum—will continue to move odds once play starts.