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 2, 11:15 AM EST
Polymarket
This market refers to the tennis match between Madison Brengle and Ekaterina Khayrutdinova in the ITF Women Rome, originally scheduled for June 25, 2026 at 11:15AM ET. This market will resolve to 'Madison Brengle' if Madison Brengle advances against Ekaterina Khayrutdinova. This market will resolve to 'Ekaterina Khayrutdinova' if Ekaterina Khayrutdinova advances against Madison Brengle. 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 Madison Brengle and Ekaterina Khayrutdinova in the ITF Women Rome, originally scheduled for June 25, 2026 at 11:15AM ET. This market will resolve to 'Madison Brengle' if Madison Brengle advances against Ekaterina Khayrutdinova. This market will resolve to 'Ekaterina Khayrutdinova' if Ekaterina Khayrutdinova advances against Madison Brengle. 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 traditional 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 beliefs from traders risking real capital on outcomes. For tennis matches, sportsbook odds may emphasize historical rankings and recent form, whereas this market incorporates real-time trader conviction and information flow. Comparing the two can reveal where consensus differs and highlight potential value or consensus blind spots.
On Polymarket, traders set prices by buying and selling outcome shares, with the market price reflecting the collective probability estimate at any moment. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Each outcome—such as a set winner or match result—trades as a separate contract, and the price of each share directly represents the crowd's implied odds. As new information emerges or trader sentiment shifts, prices adjust in real time, allowing you to enter or exit positions at the prevailing market rate.
This market resolves around Jul 2, 2026, once the match concludes and the result is verifiable from credible public reporting. The outcome is determined by the actual performance of both players during the event, with the winning outcome confirmed through established sports data sources. Until that point, prices may fluctuate as traders update their expectations based on pre-match news, player form, and other relevant signals.
Several factors could shift prices before resolution. Injury announcements or withdrawal news involving either player would trigger sharp repricing. Recent tournament results, head-to-head records, and surface-specific performance data often influence trader positioning. Court conditions, weather forecasts, and lineup confirmations closer to match day can also drive volatility. Additionally, betting action from professional syndicates or sudden shifts in public sentiment—driven by media coverage or social discussion—may cause the market to reassess implied probabilities.