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 9, 6:00 AM EST
Polymarket
This market refers to the doubles tennis match between Ruehl/Veldheer and Basile/Martin in the Milan, originally scheduled for July 2, 2026 at 6:00AM ET. This market will resolve to 'Ruehl/Veldheer' if the team of Ruehl/Veldheer advances against Basile/Martin. This market will resolve to 'Basile/Martin' if the team of Basile/Martin advances against Ruehl/Veldheer. 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 Ruehl/Veldheer and Basile/Martin in the Milan, originally scheduled for July 2, 2026 at 6:00AM ET. This market will resolve to 'Ruehl/Veldheer' if the team of Ruehl/Veldheer advances against Basile/Martin. This market will resolve to 'Basile/Martin' if the team of Basile/Martin advances against Ruehl/Veldheer. 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 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 trader beliefs through continuous price discovery. This market's odds may differ from traditional sports betting lines because prediction market participants include analysts, enthusiasts, and professionals trading on their genuine expectations. Comparing the two can reveal where consensus differs or where one venue sees value the other has missed.
On Polymarket, traders set the odds through an automated market maker mechanism where buying or selling shares directly moves the price. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The current market reflects trader conviction about the outcome, with prices ranging between 0 and 1 (or 0–100 percent equivalent). As participants trade, the price adjusts in real time, incorporating new information and shifting expectations. Higher prices indicate stronger belief in that outcome occurring.
This market resolves around Jul 9, 2026, once the tennis match concludes and the result is verifiable from credible public reporting. The outcome will be determined by which team wins the doubles match. Until that point, traders can continue buying and selling shares as odds fluctuate. Resolution occurs automatically once the event is confirmed, and positions settle according to the final result.
Several factors could shift odds before the match takes place. Player injuries, withdrawals, or fitness updates involving Ruehl, Veldheer, Basile, or Martin would likely trigger significant price movement. Recent tournament performance, head-to-head records, and court surface familiarity can influence trader sentiment. News about player form, coaching changes, or partnership dynamics may also affect market pricing. As the event date approaches, increased media coverage and expert analysis typically drive additional trading activity and volatility.