TOTAL VOLUME:
$134b
24H VOL:
$103,397,351
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,410,176,180
399,592
Markets across
30,097
events
MATCHED EVENTS:
2,622
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 21, 8:00 PM EST
Polymarket
This market refers to the tennis match between Wihan Van Der Merwe and Colin Sinclair in the ITF Men Brisbane, originally scheduled for July 14, 2026 at 8:00PM ET. This market will resolve to 'Wihan Van Der Merwe' if Wihan Van Der Merwe advances against Colin Sinclair. This market will resolve to 'Colin Sinclair' if Colin Sinclair advances against Wihan Van Der Merwe. 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 player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.
This market refers to the tennis match between Wihan Van Der Merwe and Colin Sinclair in the ITF Men Brisbane, originally scheduled for July 14, 2026 at 8:00PM ET. This market will resolve to 'Wihan Van Der Merwe' if Wihan Van Der Merwe advances against Colin Sinclair. This market will resolve to 'Colin Sinclair' if Colin Sinclair advances against Wihan Van Der Merwe. 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 player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.
Prediction market odds and sportsbook odds often diverge because they reflect different pricing mechanisms. Sportsbooks set fixed lines designed to balance action and lock in profit margins, while prediction markets are driven by continuous trader activity and real-time information flow. This market aggregates the collective judgment of many independent traders, which can sometimes lead to sharper or earlier price discovery than traditional sportsbooks. Comparing the two can reveal where consensus differs and highlight potential value opportunities.
On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. On Polymarket, this market is priced through an automated market maker that adjusts odds based on the volume and direction of incoming trades. As traders buy shares representing one outcome, the price shifts dynamically to reflect changing probabilities. The system ensures continuous liquidity and transparent pricing, allowing you to enter or exit positions at any time before the market closes. Real-time price discovery on the platform reflects the aggregate belief of all active participants.
This market resolves around Jul 22, 2026, once the match concludes and the result is verified against credible public sources. The outcome is determined by the official match result recorded by the ITF and confirmed through established tennis reporting channels. Until that point, traders can continue to adjust positions as new information emerges. Resolution is automatic once the event is finalized and the winning outcome is confirmed.
Several factors could shift odds before resolution. Player injury reports or withdrawal announcements would trigger sharp repricing, as would recent performance data or head-to-head history becoming more widely known. Court conditions, weather delays, or scheduling changes might also influence trader positioning. News coverage of either competitor's recent form, ranking movements, or statements about their readiness could sway sentiment. Real-time match developments—such as early set results if live trading is enabled—would drive the most dramatic price swings as traders react to unfolding events.