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 22, 11:00 AM EST
Polymarket
This market refers to the tennis match between Jon Gamble and Maximus Dussault in the ITF Men Louisville, originally scheduled for July 15, 2026 at 11:00AM ET. This market will resolve to 'Jon Gamble' if Jon Gamble advances against Maximus Dussault. This market will resolve to 'Maximus Dussault' if Maximus Dussault advances against Jon Gamble. 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.
This market refers to the tennis match between Jon Gamble and Maximus Dussault in the ITF Men Louisville, originally scheduled for July 15, 2026 at 11:00AM ET. This market will resolve to 'Jon Gamble' if Jon Gamble advances against Maximus Dussault. This market will resolve to 'Maximus Dussault' if Maximus Dussault advances against Jon Gamble. 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 International Tennis Federation (ITF). 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 lines to balance action and manage risk, while prediction markets aggregate the beliefs of traders who have real money at stake on outcomes. This market may show different implied probabilities than traditional sports betting venues, particularly if informed traders spot value or if public perception lags behind expert analysis. Comparing the two can reveal where consensus is strongest and where contrarian opportunities may exist.
On Polymarket, this market is priced through an automated market maker mechanism where traders buy and sell shares representing each player's chances of winning. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each share reflects the current probability implied by all trades to date. As more traders buy shares in one outcome, that price rises and the competing outcome's price falls, keeping the two probabilities in balance. This continuous repricing ensures the market stays efficient and responsive to new information.
This market resolves around Jul 22, 2026, once the match concludes and the result is verifiable from credible public reporting. The outcome will be confirmed based on the official match result, with the winning prediction share paying out in full. Until that point, prices will fluctuate as traders reassess each player's chances based on form, injury reports, head-to-head records, and other relevant factors. Early resolution is possible if circumstances prevent the match from taking place as scheduled.
Several catalysts could shift prices significantly before the match. Injury announcements or fitness updates for either player would trigger immediate repricing. Recent tournament results, ranking changes, or performance trends leading up to the event often prompt trader activity. Court surface conditions, weather forecasts, and head-to-head history may also influence positioning. Media coverage highlighting one player's form or drawing attention to underdog value can accelerate moves. Closer to the event date, pre-match commentary and betting patterns from other venues may reveal new information that traders incorporate into their positions.