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 7, 6:30 AM EST
Polymarket
This market refers to the tennis match between Summer Yardley and Tasnim Ismail in the ITF Women Monastir, originally scheduled for June 30, 2026 at 6:30AM ET. This market will resolve to 'Summer Yardley' if Summer Yardley advances against Tasnim Ismail. This market will resolve to 'Tasnim Ismail' if Tasnim Ismail advances against Summer Yardley. 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 Summer Yardley and Tasnim Ismail in the ITF Women Monastir, originally scheduled for June 30, 2026 at 6:30AM ET. This market will resolve to 'Summer Yardley' if Summer Yardley advances against Tasnim Ismail. This market will resolve to 'Tasnim Ismail' if Tasnim Ismail advances against Summer Yardley. 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 liability and profit margins, while prediction markets are driven purely by trader supply and demand. This market may show a different probability than traditional sports betting sites because prediction market participants are motivated by accuracy rather than the sportsbook's need to manage risk. Comparing the two can reveal where professional bettors and casual traders disagree on the likely outcome, potentially highlighting value or consensus blind spots.
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 price of each outcome reflects the ratio of shares held in the liquidity pool, with higher demand pushing a price closer to 100 cents and lower demand pushing it toward zero. As traders place orders, the price adjusts continuously to balance supply and demand. This mechanism ensures that the market price always represents the marginal trader's belief about the probability of each outcome, creating a dynamic and transparent pricing mechanism.
This market resolves around Jul 7, 2026, once the match concludes and the result is verifiable from credible public sources. The outcome will be confirmed based on the official match result, determining which player prevails. Until that point, traders can continue to buy and sell shares as new information emerges and sentiment shifts. Resolution is final once the event is officially recorded and the platform confirms the winning outcome.
Several factors may shift trader sentiment before resolution. Recent performance data, head-to-head records, and player form leading into the tournament can influence expectations. Court conditions, weather, and draw positioning may also affect perceived likelihood. Injury reports or player statements closer to match day could trigger sharp repricing. Media coverage and expert commentary may sway casual traders, while professional bettors might react to shifts in implied volatility or correlated markets. Real-time match updates during play will likely drive the most dramatic price swings as traders update their beliefs based on observed performance.