TOTAL VOLUME:
$134.2b
24H VOL:
$130,522,377
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,438,389,636
404,028
Markets across
30,214
events
MATCHED EVENTS:
2,681
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 9, 11:00 AM EST
Polymarket
This market refers to the doubles tennis match between Serna/Ribeiro and Silva/Alves in the Quito, originally scheduled for July 2, 2026 at 11:00AM ET. This market will resolve to 'Serna/Ribeiro' if the team of Serna/Ribeiro advances against Silva/Alves. This market will resolve to 'Silva/Alves' if the team of Silva/Alves advances against Serna/Ribeiro. 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 Serna/Ribeiro and Silva/Alves in the Quito, originally scheduled for July 2, 2026 at 11:00AM ET. This market will resolve to 'Serna/Ribeiro' if the team of Serna/Ribeiro advances against Silva/Alves. This market will resolve to 'Silva/Alves' if the team of Silva/Alves advances against Serna/Ribeiro. 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 protect their margin, while prediction markets aggregate beliefs from traders risking real capital. This market's odds may lead or lag sportsbook lines depending on which venue receives information faster or attracts sharper bettors. Comparing the two can reveal whether consensus leans toward one pairing, though prediction markets are generally considered efficient at pricing uncertain outcomes over time.
On Polymarket, traders set the odds through an automated market maker that adjusts prices based on order flow and share inventory. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Each outcome is represented as a tradeable share, and the current price reflects the collective probability assigned by active traders. As more capital flows toward Serna/Ribeiro or Silva/Alves, the respective share price rises or falls, incentivizing arbitrage and information discovery. The market remains open to new trades until the event concludes, allowing prices to update continuously as new information emerges.
This market resolves around Jul 9, 2026, once the doubles match concludes and the result is verifiable from credible public reporting. The outcome is determined by which pairing wins the match, with no ambiguity in the final score or winner. Traders holding shares in the winning outcome receive their payout, while losing shares expire worthless. Resolution typically occurs within hours of the match ending, pending confirmation from official tournament sources.
Player injuries, withdrawals, or late lineup changes announced before the match could shift odds significantly. Recent form, head-to-head records, and court conditions in Quito may influence trader sentiment as the event approaches. News about player fitness or confidence in either pairing can trigger rapid repricing. Close matches or unexpected upsets in related tournaments may also sway perception of how this particular doubles contest will unfold. Real-time match developments—such as early set results or momentum shifts—will drive final price adjustments right up until resolution.