TOTAL VOLUME:
$134.1b
24H VOL:
$113,466,932
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,423,222,590
402,751
Markets across
30,217
events
MATCHED EVENTS:
2,632
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 11, 6:00 AM EST
Polymarket
This market tracks whether the Wimbledon ATP match between Karen Khachanov and Flavio Cobolli will exceed 40.5 games total. On Polymarket, the over/under proposition is currently priced at 100.0%. Resolution will be determined by the official ATP Tour scoring records. Watch for the match completion on or around July 11, 2026, when the final game count will be recorded and the market will settle accordingly.
This market refers to the tennis match between Karen Khachanov and Flavio Cobolli in the Wimbledon ATP, originally scheduled for July 4, 2026 at 6:00AM ET. This market will resolve to 'Karen Khachanov' if Karen Khachanov advances against Flavio Cobolli. This market will resolve to 'Flavio Cobolli' if Flavio Cobolli advances against Karen Khachanov. 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 incentive structures. Sportsbooks set odds to balance their book and lock in profit margins, while prediction markets are driven by trader consensus and real-money risk. Prediction markets can sometimes offer sharper, less biased estimates because traders profit by being accurate rather than by moving volume. However, sportsbooks may have deeper liquidity and faster odds adjustments. Comparing this market's implied probabilities to major sportsbook lines can reveal where the two venues disagree on the likely winner.
On Polymarket, traders set prices by buying and selling outcome shares in an automated market maker (AMM) 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 possible result, and the price you see reflects the current ratio of shares held in the liquidity pool. As more traders back one outcome, its price rises and the alternative falls, creating a continuous price discovery mechanism. You can enter or exit positions at any time before the market closes, with slippage depending on the size of your trade relative to available liquidity.
This market resolves around Jul 11, 2026, once the Wimbledon ATP match between Khachanov and Cobolli concludes and the result is verified against credible public sources. The outcome is determined by which player wins the match in regulation play. No ambiguity typically surrounds professional tennis results, so resolution is usually straightforward once the match is complete and official records confirm the winner. Traders should monitor the tournament schedule to anticipate the exact timing.
Several factors can shift odds before the match begins. Injury reports or withdrawal announcements involving either player would trigger sharp repricing. Recent form, head-to-head records, and surface preference (grass favors certain playing styles) influence trader sentiment. Court assignments and weather conditions closer to match day can also matter. Media coverage of pre-tournament interviews or practice sessions may sway perception. Once play starts, live score updates and momentum swings during the match itself drive real-time price adjustments, so this market remains active and responsive until the final point is played.