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 7, 11:00 AM EST
Polymarket
This market refers to the doubles tennis match between Soto/Zeballos and Heredia/Urrea in the Quito, originally scheduled for June 30, 2026 at 11:00AM ET. This market will resolve to 'Soto/Zeballos' if the team of Soto/Zeballos advances against Heredia/Urrea. This market will resolve to 'Heredia/Urrea' if the team of Heredia/Urrea advances against Soto/Zeballos. 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 Soto/Zeballos and Heredia/Urrea in the Quito, originally scheduled for June 30, 2026 at 11:00AM ET. This market will resolve to 'Soto/Zeballos' if the team of Soto/Zeballos advances against Heredia/Urrea. This market will resolve to 'Heredia/Urrea' if the team of Heredia/Urrea advances against Soto/Zeballos. 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 markets and sportsbooks price outcomes differently because they operate under distinct incentive structures. Sportsbooks set odds to balance their book and lock in profit margins, while prediction markets like this one derive prices from continuous trading among participants with real money at stake. Traders in this market are motivated to identify mispricing relative to their own estimates, which can create sharper, more efficient odds than traditional sportsbooks over time. However, sportsbook odds remain a useful benchmark for comparing consensus expectations.
On Polymarket, this market is priced through an automated market maker that converts trader buy and sell orders into real-time probabilities. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Each share represents a claim on one outcome, and the price you see reflects the ratio of liquidity and accumulated trades. As more traders buy shares for Soto/Zeballos or Heredia/Urrea, the price shifts to balance supply and demand, ensuring the market continuously reprices based on new information and shifting sentiment.
This market resolves around Jul 7, 2026, once the doubles match concludes and the winner is verifiable from credible public reporting. The outcome is determined by which team wins the match according to official tournament records. Until that point, traders can buy and sell shares freely, and the market price will fluctuate as new information emerges—such as player form, injury updates, or head-to-head records—that influences expectations about the final result.
Several factors could shift prices in this market before the match begins. Player injuries, recent performance trends, and lineup confirmations are primary catalysts. Court conditions in Quito, altitude effects on play, and any last-minute roster changes could also influence trader sentiment. Additionally, head-to-head records and recent tournament results for both teams may prompt repricing as new data surfaces. Media coverage and expert commentary closer to the event date often trigger volume spikes and price adjustments as traders reassess their positions.