TOTAL VOLUME:
$134.2b
24H VOL:
$126,324,530
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,434,646,834
406,019
Markets across
30,401
events
MATCHED EVENTS:
2,689
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 22, 4:00 AM EST
Polymarket
This market refers to the tennis match between Yannick Hanfmann and Valentin Vacherot in the Swiss Open, originally scheduled for July 15, 2026 at 4:00AM ET. This market will resolve to 'Yannick Hanfmann' if Yannick Hanfmann advances against Valentin Vacherot. This market will resolve to 'Valentin Vacherot' if Valentin Vacherot advances against Yannick Hanfmann. 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 ATP Tour. A consensus of credible reporting may also be used.
This market refers to the tennis match between Yannick Hanfmann and Valentin Vacherot in the Swiss Open, originally scheduled for July 15, 2026 at 4:00AM ET. This market will resolve to 'Yannick Hanfmann' if Yannick Hanfmann advances against Valentin Vacherot. This market will resolve to 'Valentin Vacherot' if Valentin Vacherot advances against Yannick Hanfmann. 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 ATP Tour. A consensus of credible reporting may also be used.
Prediction market odds often diverge from traditional sportsbook lines because they reflect real-time trader positioning rather than fixed bookmaker spreads. On this market, the implied probability can shift rapidly as new information emerges, whereas sportsbooks adjust lines more deliberately to manage liability. Many traders use prediction markets as a complementary signal to sportsbook odds, since the crowd-sourced pricing sometimes captures sentiment or data that books have not yet priced in.
On Polymarket, this market is priced through an automated market maker that converts trader orders into real-time odds. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Buyers and sellers trade shares representing each outcome, and the price of those shares reflects the collective belief in that result. As more capital flows into one side, the price adjusts automatically, ensuring the market remains liquid and responsive to new information or analysis about the players' form and head-to-head record.
This market resolves around Jul 22, 2026, once the Swiss Open match between the two players concludes and the result is verifiable from credible public reporting. The outcome is determined by the official tournament record—specifically, which player wins the match. Until that point, traders can continue to buy and sell shares as odds fluctuate based on pre-match analysis, player news, and betting patterns.
Several factors could shift odds before the match plays out: recent tournament performance by either player, injury reports or fitness updates, head-to-head historical records, court surface conditions, and betting patterns from professional syndicates. Media coverage highlighting one player's form or psychological edge may also influence trader sentiment. Weather forecasts and official draw announcements closer to the event date could trigger repricing as new information becomes available to the market.