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 8, 7:00 AM EST
Polymarket
This market refers to the tennis match between Lisa Claeys and Jessica Bertoldo in the ITF Women Getxo, originally scheduled for July 1, 2026 at 7:00AM ET. This market will resolve to 'Lisa Claeys' if Lisa Claeys advances against Jessica Bertoldo. This market will resolve to 'Jessica Bertoldo' if Jessica Bertoldo advances against Lisa Claeys. 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 Lisa Claeys and Jessica Bertoldo in the ITF Women Getxo, originally scheduled for July 1, 2026 at 7:00AM ET. This market will resolve to 'Lisa Claeys' if Lisa Claeys advances against Jessica Bertoldo. This market will resolve to 'Jessica Bertoldo' if Jessica Bertoldo advances against Lisa Claeys. 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 markets and sportsbooks price events differently because they operate under distinct incentive structures. Sportsbooks set odds to balance their book and lock in profit margins, while prediction markets like this one are driven by trader consensus—real money flowing toward outcomes participants believe are most likely. Prediction markets often reflect sharper, more dynamic pricing because traders face direct financial consequences for mispricing. Comparing this market's odds to major sportsbook lines can reveal where professional and retail sentiment diverge, though both sources inform serious bettors and analysts.
On Polymarket, traders set prices by buying and selling outcome shares in an automated market maker system. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The current odds reflect the collective belief of all participants: higher prices mean stronger consensus that an outcome will occur, while lower prices indicate skepticism. Each trade updates the price in real time, so the market continuously reprices as new information emerges or trader conviction shifts. This mechanism ensures that this market remains responsive to breaking news, player form, or other factors relevant to the match.
This market resolves around Jul 8, 2026, once the match concludes and the result is verifiable from credible public reporting. The outcome will be confirmed based on the official match result—which player wins the contest. Until that point, prices will fluctuate as traders adjust their positions based on pre-match analysis, player news, and any other signals they believe affect the likelihood of each outcome. Resolution happens automatically once the event is finalized and reported through established sports data channels.
Several factors could shift prices before the match takes place. Injury announcements or withdrawal news involving either player would trigger sharp repricing. Recent tournament results, head-to-head records, or surface-specific form could prompt traders to reassess probabilities. Court conditions, weather forecasts, or scheduling changes might also influence sentiment. Media coverage highlighting one player's momentum or a rival's struggles can sway the crowd. Even betting activity on external sportsbooks or social media discussion can ripple into this market, as traders incorporate new information and adjust their conviction accordingly.