TOTAL VOLUME:
$134.1b
24H VOL:
$113,466,932
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,423,222,590
402,751
Markets across
30,217
events
MATCHED EVENTS:
2,632
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 14, 11:00 AM EST
Polymarket
This market refers to the doubles tennis match between Brantmeier/Corley and Mandlik/Smith in the Newport, originally scheduled for July 7, 2026 at 11:00AM ET. This market will resolve to 'Brantmeier/Corley' if the team of Brantmeier/Corley advances against Mandlik/Smith. This market will resolve to 'Mandlik/Smith' if the team of Mandlik/Smith advances against Brantmeier/Corley. 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 Brantmeier/Corley and Mandlik/Smith in the Newport, originally scheduled for July 7, 2026 at 11:00AM ET. This market will resolve to 'Brantmeier/Corley' if the team of Brantmeier/Corley advances against Mandlik/Smith. This market will resolve to 'Mandlik/Smith' if the team of Mandlik/Smith advances against Brantmeier/Corley. 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 and sportsbook odds often diverge because they reflect different mechanisms. Sportsbooks set odds to balance liability and profit, while prediction markets derive odds from trader behavior and belief. This market aggregates the views of many independent participants rather than a single operator, which can surface unique insights into match outcomes. Comparing this market's implied probability to major sportsbook lines may reveal gaps in how different groups assess Brantmeier/Corley's chances against Mandlik/Smith, though both sources inform serious bettors and analysts.
On Polymarket, traders set prices by buying and selling outcome shares in an automated market maker system. 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 ratio of shares held determines the current odds. As more capital flows toward one team pairing, the price adjusts upward; conversely, selling pressure lowers it. This continuous repricing mechanism ensures the market reflects evolving expectations about the doubles match right up until resolution.
This market resolves around Jul 14, 2026, once the Newport doubles match concludes and the result is verifiable from credible public reporting. The outcome is determined by which team pairing wins the match—either Brantmeier/Corley or Mandlik/Smith. No ambiguity exists in tennis doubles outcomes; the winning pair is immediately clear from the final score. Traders holding shares in the winning outcome receive their payout once the event is confirmed and the market settles.
Several factors may shift odds before the match begins. Injury announcements or player withdrawals involving any of the four competitors would trigger sharp repricing. Recent tournament results, head-to-head records, and court surface performance data can influence trader positioning. Media coverage highlighting form or momentum may also sway sentiment. Closer to Jul 14, 2026, weather conditions, scheduling delays, or last-minute lineup changes could prompt final adjustments. Real-time match developments—if the market remains open during play—would drive continuous price updates as traders react to on-court performance.