TOTAL VOLUME:
$134.1b
24H VOL:
$113,466,932
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,423,222,590
402,751
Markets across
30,217
events
MATCHED EVENTS:
2,632
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 24, 11:00 AM EST
Polymarket
This market refers to the tennis match between Oceane Babel and Ana Sofia Sanchez in the ITF Women Sao Paulo, originally scheduled for July 17, 2026 at 11:00AM ET. This market will resolve to 'Oceane Babel' if Oceane Babel advances against Ana Sofia Sanchez. This market will resolve to 'Ana Sofia Sanchez' if Ana Sofia Sanchez advances against Oceane Babel. 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 Oceane Babel and Ana Sofia Sanchez in the ITF Women Sao Paulo, originally scheduled for July 17, 2026 at 11:00AM ET. This market will resolve to 'Oceane Babel' if Oceane Babel advances against Ana Sofia Sanchez. This market will resolve to 'Ana Sofia Sanchez' if Ana Sofia Sanchez advances against Oceane Babel. 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 lines to balance liability and profit, while prediction markets aggregate the beliefs of traders risking real capital. For this match, the prediction market price may lead or lag sportsbook odds depending on which venue attracts sharper action first. Comparing the two can reveal where informed traders see value, though both are valid indicators of perceived probability.
On Polymarket, this market is priced through an automated market maker that converts trader positions into continuous odds. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The probability displayed reflects the current ratio of yes and no shares in the pool, updating instantly as new trades execute. Traders buy and sell shares to express their view, and the cumulative effect of their activity determines the market price. This mechanism ensures transparent, real-time pricing without reliance on a traditional bookmaker.
This market resolves around Jul 24, 2026, once the match concludes and the result is verifiable from credible public reporting. The outcome will reflect which player wins the ITF Sao Paulo event. Until that point, traders can buy and sell shares to adjust their positions based on news, player form, or any other signals they believe are relevant. Resolution is final once the match result is confirmed.
Player injuries, recent tournament results, head-to-head records, and court conditions can all shift trader sentiment before the match begins. News about either competitor's fitness or form typically triggers price movement as the market reprices the perceived probability. Betting patterns and sharp money flowing into one side may also signal new information. Weather, surface preference, and pre-match commentary from analysts can influence how traders adjust their positions in the final hours leading up to play.