TOTAL VOLUME:
$134.2b
24H VOL:
$126,324,530
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,434,646,834
406,019
Markets across
30,401
events
MATCHED EVENTS:
2,689
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 4, 12:30 PM EST
Polymarket
This market refers to the doubles tennis match between Miguel/Santos and Rodriguez/Urrea in the Piracicaba, originally scheduled for June 27, 2026 at 12:30PM ET. This market will resolve to 'Miguel/Santos' if the team of Miguel/Santos advances against Rodriguez/Urrea. This market will resolve to 'Rodriguez/Urrea' if the team of Rodriguez/Urrea advances against Miguel/Santos. 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 team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances. If the match ends in a walkover (a team 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 doubles tennis match between Miguel/Santos and Rodriguez/Urrea in the Piracicaba, originally scheduled for June 27, 2026 at 12:30PM ET. This market will resolve to 'Miguel/Santos' if the team of Miguel/Santos advances against Rodriguez/Urrea. This market will resolve to 'Rodriguez/Urrea' if the team of Rodriguez/Urrea advances against Miguel/Santos. 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 team advances due to the opponent's retirement, default, or disqualification, this market will resolve to the team who advances. If the match ends in a walkover (a team 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 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 the beliefs of traders risking real capital. This market may price the outcome differently than major sportsbooks, particularly if one venue has sharper or more active traders. Comparing the two can reveal where consensus differs and highlight potential value, though prediction markets typically converge toward accurate probabilities as the event approaches.
On Polymarket, traders set the odds through an automated market maker that adjusts prices based on buy and sell pressure. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The contract price reflects the collective expectation of all participants, with each trade moving the odds incrementally. Higher trading volume typically narrows spreads and improves price efficiency, while lower activity can widen the gap between bid and ask. Real-time price discovery ensures that the market continuously incorporates new information about player form, conditions, and other relevant factors.
This market resolves around Jul 4, 2026, once the match concludes and the result is verifiable from credible public sources. The outcome is determined by which team wins the doubles contest. Resolution occurs after the official result is confirmed, ensuring accuracy and preventing disputes. Traders should monitor the event schedule and any updates from the tournament organizers to anticipate the resolution window and plan their positions accordingly.
Several factors could shift odds before the match concludes. Injury announcements or lineup changes involving any of the four players would likely trigger significant repricing. Recent form, head-to-head records, and surface conditions at the venue can all influence trader sentiment. News about player fatigue, weather delays, or tournament developments may also impact the market. As the event date approaches, increased media coverage and expert commentary often drive trading volume and volatility, while late-breaking developments in the hours before play could produce sharp moves.