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 16, 4:30 AM EST
Polymarket
This market refers to the tennis match between Chelsea Fontenel and Sadjo Coulibaly in the ITF Women Monastir, originally scheduled for July 9, 2026 at 4:30AM ET. This market will resolve to 'Chelsea Fontenel' if Chelsea Fontenel advances against Sadjo Coulibaly. This market will resolve to 'Sadjo Coulibaly' if Sadjo Coulibaly advances against Chelsea Fontenel. 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 Chelsea Fontenel and Sadjo Coulibaly in the ITF Women Monastir, originally scheduled for July 9, 2026 at 4:30AM ET. This market will resolve to 'Chelsea Fontenel' if Chelsea Fontenel advances against Sadjo Coulibaly. This market will resolve to 'Sadjo Coulibaly' if Sadjo Coulibaly advances against Chelsea Fontenel. 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 traditional sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set lines to balance liability and profit, while prediction markets aggregate trader beliefs through continuous price discovery. On Polymarket, odds emerge from real-money transactions by a diverse global audience with skin in the game, which can lead to sharper or more contrarian pricing than conventional betting venues. Comparing this market's odds to major sportsbooks can reveal mispricings, though both sources ultimately aim to reflect the true probability of the match outcome.
On Polymarket, traders set prices by buying and selling shares that pay out based on the match result. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The market price at any moment reflects the collective willingness of participants to trade at that level, with higher prices indicating stronger belief in that outcome. As new information emerges—such as player form, injury reports, or betting trends—traders adjust their positions, moving the price up or down. This continuous auction mechanism ensures the market price incorporates available information and trader conviction in real time.
This market resolves around Jul 16, 2026, once the match concludes and the result is verifiable from credible public reporting. The outcome is determined by the official match result—which player wins the ITF Monastir event. Resolution occurs after the event is complete and confirmed through reliable sports data sources, ensuring accuracy and fairness for all traders. Until that point, prices may fluctuate as traders update their expectations based on pre-match developments and live match information.
Several catalysts can shift prices in this market before Jul 16, 2026. Player injury announcements or withdrawal news would trigger sharp repricing. Recent tournament results, head-to-head records, and surface-specific performance data often influence trader positioning. Court conditions, weather forecasts, and draw announcements can also sway sentiment. Social media buzz, expert commentary, and betting syndicate activity may signal shifting consensus. Live match developments—such as early set outcomes or momentum swings—typically drive the most dramatic price moves as traders react to real-time performance and adjust their edge calculations.