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 16, 5:00 AM EST
Polymarket
This market refers to the doubles tennis match between Hermans/Nijboer and Huang/Zheng in the Liege, originally scheduled for July 9, 2026 at 5:00AM ET. This market will resolve to 'Hermans/Nijboer' if the team of Hermans/Nijboer advances against Huang/Zheng. This market will resolve to 'Huang/Zheng' if the team of Huang/Zheng advances against Hermans/Nijboer. 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 Hermans/Nijboer and Huang/Zheng in the Liege, originally scheduled for July 9, 2026 at 5:00AM ET. This market will resolve to 'Hermans/Nijboer' if the team of Hermans/Nijboer advances against Huang/Zheng. This market will resolve to 'Huang/Zheng' if the team of Huang/Zheng advances against Hermans/Nijboer. 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 serve different purposes and audiences. Sportsbooks set odds to balance their book and manage risk, incorporating a margin for profit. Prediction markets like this one rely on trader consensus and real-money incentives, which can surface information faster and reflect genuine belief about outcomes. Comparing this market's implied probability to major sportsbooks' lines reveals whether traders see value the books may have missed, though both sources converge as event time approaches and new data becomes public.
On Polymarket, this market is priced through an automated market maker that converts trader activity into real-time odds. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Traders purchase shares representing either outcome, and the price adjusts dynamically based on the ratio of shares bought and sold. The current implied probability reflects the aggregate belief of all participants. Liquidity and trading volume influence how quickly prices move in response to new information, and wider spreads between bid and ask prices indicate lower liquidity or higher uncertainty.
This market resolves around Jul 16, 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. Traders holding shares in the winning pair receive their payout, while those on the losing side forfeit their stake. Resolution typically occurs within hours of the final point, pending confirmation from official tennis sources and the platform's verification process.
Several factors can shift odds before the match begins. Injury announcements or withdrawal news involving any of the four players would trigger sharp repricing. Recent tournament results, head-to-head records, and surface preference data influence trader sentiment. Court conditions, weather forecasts, and draw-dependent fatigue levels also matter in doubles. Media coverage highlighting form or tactical matchups can sway the crowd. Closer to match time, warm-up results and official lineups provide concrete signals that typically narrow the range and finalize market consensus.