TOTAL VOLUME:
$134b
24H VOL:
$107,351,958
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,416,970,024
400,720
Markets across
30,097
events
MATCHED EVENTS:
2,633
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 21, 4:00 AM EST
Polymarket
This market refers to the doubles tennis match between Miedler/Polmans and Collignon/Rinderknech in the Swiss Open, originally scheduled for July 14, 2026 at 4:00AM ET. This market will resolve to 'Miedler/Polmans' if the team of Miedler/Polmans advances against Collignon/Rinderknech. This market will resolve to 'Collignon/Rinderknech' if the team of Collignon/Rinderknech advances against Miedler/Polmans. 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 Miedler/Polmans and Collignon/Rinderknech in the Swiss Open, originally scheduled for July 14, 2026 at 4:00AM ET. This market will resolve to 'Miedler/Polmans' if the team of Miedler/Polmans advances against Collignon/Rinderknech. This market will resolve to 'Collignon/Rinderknech' if the team of Collignon/Rinderknech advances against Miedler/Polmans. 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 traditional sportsbook odds often diverge because they reflect different pricing mechanisms. Sportsbooks set lines to balance action and lock in profit margins, while prediction markets like this one are priced by traders seeking to profit on accuracy. Prediction markets typically incorporate real-time information and can adjust faster than sportsbooks during breaking news or injury updates. For this doubles final, comparing the implied probability here to major sportsbook lines reveals whether the crowd on Polymarket is more or less bullish than professional oddsmakers on either pairing.
On Polymarket, this market is priced through an automated market maker that converts trader buy and sell orders into real-time odds. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Each outcome—Miedler/Polmans or Collignon/Rinderknech—has an implied probability that shifts as traders adjust their positions. The price you see reflects the marginal trader's willingness to bet at that level. Deeper order flow and higher volume typically narrow spreads and improve price accuracy, allowing traders to enter and exit positions with minimal slippage.
This market resolves around Jul 21, 2026, once the Swiss Open doubles final is complete and the result 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 reflecting their confidence in either pairing. After resolution, winning shares pay out at full value and losing shares expire worthless, settling all open positions.
Several factors could shift odds before the final. Injury announcements or withdrawal news involving any of the four players would immediately reprrice the market. Recent tournament performance, head-to-head records, and court surface preference (clay at the Swiss Open) influence trader sentiment. Media coverage highlighting momentum or form changes can trigger volume spikes. Betting patterns from sharp traders or sudden shifts in aggregate positions often signal new information. Weather conditions closer to match day and any last-minute lineup changes would also drive meaningful price movement in this market.