TOTAL VOLUME:
$134.2b
24H VOL:
$134,145,987
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,441,166,947
406,422
Markets across
30,383
events
MATCHED EVENTS:
2,688
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 26, 8:30 AM EST
Polymarket
This market refers to the tennis match between Pedro Martinez and Timofey Skatov in the Estoril Open, Qualification, originally scheduled for July 19, 2026 at 8:30AM ET. This market will resolve to 'Pedro Martinez' if Pedro Martinez advances against Timofey Skatov. This market will resolve to 'Timofey Skatov' if Timofey Skatov advances against Pedro Martinez. 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 Pedro Martinez and Timofey Skatov in the Estoril Open, Qualification, originally scheduled for July 19, 2026 at 8:30AM ET. This market will resolve to 'Pedro Martinez' if Pedro Martinez advances against Timofey Skatov. This market will resolve to 'Timofey Skatov' if Timofey Skatov advances against Pedro Martinez. 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 and traditional sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set lines to balance action and manage risk, while prediction markets aggregate the collective beliefs of traders who have real capital at stake. For this market, comparing the current prediction market price to major sportsbook lines can reveal whether bettors and traders are pricing the outcome differently. Prediction markets sometimes lead sportsbooks in incorporating breaking news or shifts in player form, making them a useful cross-check for identifying value or consensus shifts.
On Polymarket, this market is priced through an automated market maker mechanism where traders buy and sell shares representing each possible outcome. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price of each outcome reflects the collective trading activity; as more capital flows toward one side, that outcome's price rises and the alternative falls. This continuous repricing ensures the market remains responsive to new information and trader conviction, with spreads tightening as volume increases and liquidity deepens.
This market resolves around Jul 26, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The winning position will be determined by the official result of the qualification match, verified against established sports data sources. Until that point, traders can continue to buy and sell shares, and prices may shift based on pre-match analysis, player news, or betting patterns from other venues.
Several factors can shift prices in this market before resolution. Injury announcements or player withdrawals affecting either competitor would likely trigger sharp repricing. Recent form updates, head-to-head records, and surface-specific performance data often influence trader positioning. Court conditions at Estoril, weather forecasts, and betting action from major sportsbooks can also signal shifting expectations. Media coverage highlighting a player's momentum or confidence may accelerate price movement, while unexpected lineup changes or coaching decisions could create volatility as traders reassess the matchup.