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 12, 7:30 AM EST
Polymarket
This market refers to the doubles tennis match between Osorio/Sierra and Perez/Schuurs in the Wimbledon WTA, originally scheduled for July 5, 2026 at 7:30AM ET. This market will resolve to 'Osorio/Sierra' if the team of Osorio/Sierra advances against Perez/Schuurs. This market will resolve to 'Perez/Schuurs' if the team of Perez/Schuurs advances against Osorio/Sierra. 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 WTA Tour. A consensus of credible reporting may also be used.
This market refers to the doubles tennis match between Osorio/Sierra and Perez/Schuurs in the Wimbledon WTA, originally scheduled for July 5, 2026 at 7:30AM ET. This market will resolve to 'Osorio/Sierra' if the team of Osorio/Sierra advances against Perez/Schuurs. This market will resolve to 'Perez/Schuurs' if the team of Perez/Schuurs advances against Osorio/Sierra. 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 WTA Tour. A consensus of credible reporting may also be used.
Prediction market odds often diverge from traditional sportsbook lines because they reflect real-time trader positioning rather than a bookmaker's fixed margin. On this market, odds may move more fluidly as new information emerges, and the crowd-sourced nature of pricing can sometimes lead to sharper or slower reactions than conventional betting venues. Comparing the two can reveal where professional bettors and casual traders disagree on the likely outcome.
On Polymarket, traders set prices by buying and selling outcome shares in an automated market maker (AMM) system. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The cost of each share reflects the collective assessment of that outcome's probability. As traders accumulate shares favoring one side, the price adjusts upward; conversely, selling pressure lowers it. This continuous repricing mechanism ensures the market remains responsive to breaking news, player form, or injury updates relevant to the doubles pairing.
This market resolves around Jul 12, 2026, once the match concludes and the result is verifiable from credible public reporting. The outcome is determined by which team wins the doubles contest. Resolution occurs after the final set is completed and the victor is officially confirmed, ensuring all relevant match data is available before the market settles.
Key catalysts include player injuries or withdrawals announced before the match, recent form and head-to-head records between the pairings, court conditions and weather forecasts on tournament day, and any late-breaking news about player fitness or mental readiness. Betting action from sharp traders can also shift odds significantly if new information surfaces. Tournament momentum, seeding changes, and performance in earlier rounds may influence trader confidence in each team's chances.