TOTAL VOLUME:
$134.1b
24H VOL:
$133,388,117
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,436,095,462
405,232
Markets across
30,526
events
MATCHED EVENTS:
2,693
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 22, 5:45 PM EST
Polymarket
This market refers to the doubles tennis match between Hsu/Watanabe and Ilagan/Sekulic in the Winnipeg, originally scheduled for July 21, 2026 at 10:00AM ET. This market will resolve to 'Hsu/Watanabe' if the team of Hsu/Watanabe advances against Ilagan/Sekulic. This market will resolve to 'Ilagan/Sekulic' if the team of Ilagan/Sekulic advances against Hsu/Watanabe. 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 Hsu/Watanabe and Ilagan/Sekulic in the Winnipeg, originally scheduled for July 21, 2026 at 10:00AM ET. This market will resolve to 'Hsu/Watanabe' if the team of Hsu/Watanabe advances against Ilagan/Sekulic. This market will resolve to 'Ilagan/Sekulic' if the team of Ilagan/Sekulic advances against Hsu/Watanabe. 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 participant bases and incentive structures. Sportsbooks set lines to balance action and protect their margin, while prediction markets aggregate the beliefs of traders risking real capital on outcomes. This market allows direct price discovery by participants rather than reliance on a bookmaker's model. Comparing this market's implied probability to major sportsbooks' lines can reveal whether the crowd view differs meaningfully from professional oddsmakers, potentially signaling value opportunities.
On Polymarket, this market is priced through an automated market maker mechanism where traders buy and sell shares representing each outcome. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each share fluctuates based on cumulative buy and sell pressure, with the sum of all outcome prices equaling one dollar. Traders profit by purchasing undervalued outcomes and selling overvalued ones as the market reprices. This continuous pricing model encourages active participation and allows the market to respond quickly to new information or shifting expectations about the match result.
This market resolves around Jul 28, 2026, once the match concludes and the result is verifiable from credible public sources. The outcome will be confirmed based on which pairing wins the doubles competition. Until that time, traders can continue to buy and sell shares as new information emerges or their conviction changes. Early resolution is possible if one outcome becomes mathematically certain before the scheduled end date.
Several factors could shift this market significantly before resolution. Injury announcements or player withdrawals affecting either pairing would trigger sharp repricing. Recent tournament results, head-to-head records, or performance trends in lead-up matches may influence trader positioning. Court conditions, draw announcements, or momentum from earlier rounds could also sway sentiment. Media coverage highlighting one team's form or chemistry may prompt traders to reassess probabilities. Real-time match developments—such as set scores or momentum swings during play—will likely drive the most volatile price movements as the event unfolds.