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 21, 6:30 AM EST
Polymarket
This market refers to the tennis match between Alicia Dudeney and Tegan Bush in the ITF Women Nottingham, originally scheduled for July 14, 2026 at 6:30AM ET. This market will resolve to 'Alicia Dudeney' if Alicia Dudeney advances against Tegan Bush. This market will resolve to 'Tegan Bush' if Tegan Bush advances against Alicia Dudeney. 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.
This market refers to the tennis match between Alicia Dudeney and Tegan Bush in the ITF Women Nottingham, originally scheduled for July 14, 2026 at 6:30AM ET. This market will resolve to 'Alicia Dudeney' if Alicia Dudeney advances against Tegan Bush. This market will resolve to 'Tegan Bush' if Tegan Bush advances against Alicia Dudeney. 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 International Tennis Federation (ITF). A consensus of credible reporting may also be used.
Prediction market odds and sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set odds to balance their book and manage risk, while prediction markets like this one price outcomes based on trader beliefs and real-money commitments. Prediction markets can sometimes offer sharper, more efficient pricing because traders profit directly from accuracy. However, sportsbooks may incorporate additional data or expert analysis. Comparing this market's implied probability to major sportsbook lines can reveal where bettors and traders disagree on the likely winner.
On Polymarket, this market is priced through an automated market maker that calculates odds based on the ratio of shares held in each outcome's pool. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Traders buy or sell shares to express their view, and the price adjusts continuously as the pool composition changes. The implied probability for each outcome is derived from the current share quantities, so larger trades move the price more significantly. This mechanism ensures liquidity and allows traders to enter or exit positions at transparent, algorithmically determined rates throughout the trading window.
This market resolves around Jul 21, 2026, once the ITF Nottingham match between the two players concludes and the result is verifiable from credible public reporting. The outcome will reflect the official match result as confirmed by the tournament organizers or recognized tennis data providers. Until that point, traders can continue to buy and sell shares as new information—such as player form, injury updates, or head-to-head records—becomes available. Resolution is final once the event is complete and the winner is officially announced.
Several factors could shift odds before the match concludes. Recent player performance, injury announcements, or changes in ranking or seeding may influence trader confidence. Head-to-head records and surface-specific form on grass courts are often cited by analysts and could prompt repricing. Court conditions, weather, or scheduling delays might also affect market sentiment. As the match date approaches, increased media coverage or expert commentary could drive trading volume and price movement. During the match itself, live scoring updates will likely cause rapid adjustments as traders react to each set and game outcome.