TOTAL VOLUME:
$134.1b
24H VOL:
$141,541,542
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,440,096,988
406,065
Markets across
30,522
events
MATCHED EVENTS:
2,692
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 15, 12:00 PM EST
Polymarket
This market refers to the tennis match between Joaquim Almeida and Alejandro Hayen in the ITF Men Rancho Santa Fe, originally scheduled for July 8, 2026 at 12:00PM ET. This market will resolve to 'Joaquim Almeida' if Joaquim Almeida advances against Alejandro Hayen. This market will resolve to 'Alejandro Hayen' if Alejandro Hayen advances against Joaquim Almeida. 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 Joaquim Almeida and Alejandro Hayen in the ITF Men Rancho Santa Fe, originally scheduled for July 8, 2026 at 12:00PM ET. This market will resolve to 'Joaquim Almeida' if Joaquim Almeida advances against Alejandro Hayen. This market will resolve to 'Alejandro Hayen' if Alejandro Hayen advances against Joaquim Almeida. 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 lock in profit margins, while prediction markets aggregate the collective beliefs of traders risking real capital on outcomes. This market's odds may differ from traditional sportsbooks because traders here have direct financial exposure to the result, potentially creating sharper price discovery. Comparing the two can reveal where one venue sees value the other has missed.
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. The price of each share reflects the collective probability assigned by all active traders; as new information surfaces or sentiment shifts, traders adjust their positions, moving the price up or down. Higher prices indicate stronger confidence in that outcome, while lower prices suggest skepticism. This continuous repricing mechanism ensures the market stays responsive to developments leading up to the match.
This market resolves around Jul 15, 2026, once the match concludes and the result is verifiable from credible public reporting. The outcome is determined by which player wins the ITF Rancho Santa Fe event. Traders holding shares in the winning outcome receive their payout, while those on the losing side forfeit their stake. Resolution typically occurs shortly after the match ends and the official result is confirmed.
Several factors could shift this market's odds before Jul 15, 2026. Recent performance data, head-to-head records, and player rankings may influence trader sentiment as the event approaches. Injury reports or withdrawal announcements could dramatically reprrice expectations. Court conditions, weather, and draw positioning also matter in tennis. As the match date nears, increased media coverage and expert commentary often drive trading volume and price adjustments. Late-breaking news about either player's form or fitness could trigger sharp moves in the final hours.