TOTAL VOLUME:
$134.2b
24H VOL:
$129,159,707
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,442,132,418
404,744
Markets across
30,489
events
MATCHED EVENTS:
2,691
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 27, 5:00 AM EST
Polymarket
This market refers to the tennis match between Alexandre Muller and Mariano Navone in the Generali Open, originally scheduled for July 20, 2026 at 5:00AM ET. This market will resolve to 'Alexandre Muller' if Alexandre Muller advances against Mariano Navone. This market will resolve to 'Mariano Navone' if Mariano Navone advances against Alexandre Muller. 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 Alexandre Muller and Mariano Navone in the Generali Open, originally scheduled for July 20, 2026 at 5:00AM ET. This market will resolve to 'Alexandre Muller' if Alexandre Muller advances against Mariano Navone. This market will resolve to 'Mariano Navone' if Mariano Navone advances against Alexandre Muller. 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 lines to balance action and manage risk, while prediction markets aggregate the beliefs of traders risking real capital on outcomes. This market may show different implied probabilities than traditional sports betting sites, especially as new information surfaces or as one venue attracts more informed traders than the other. Comparing the two can reveal where consensus is strongest and where outlier views persist.
On Polymarket, this market is priced through an automated market maker that allows traders to buy and sell shares representing each outcome. 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 collective belief of all traders; as more capital flows toward one player, that outcome's price rises and the alternative falls. Traders profit by correctly predicting the match result, and the market's price discovery mechanism continuously incorporates new information, news, and analysis throughout the trading window.
This market resolves around Jul 27, 2026, once the match concludes and the winner is verified against credible public reporting. The outcome is determined by the official result of the tennis match between the two players. No ambiguity typically surrounds professional tennis results, making resolution straightforward and final once the match is complete and confirmed by recognized tennis authorities or major sports news outlets.
Several factors can shift trader positioning in this market before resolution. Announcements regarding either player's recent form, injury status, or withdrawal from the event would trigger sharp repricing. Changes in court conditions, weather forecasts, or draw-related news may also influence expectations. Betting action from professional syndicates, media coverage highlighting one player's momentum, or statistical analysis circulating among traders can all drive volume and price movement. Close matches between these players in the past, or shifts in ranking or confidence, often spark renewed trading activity as the event date approaches.