TOTAL VOLUME:
$134.2b
24H VOL:
$126,590,312
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,439,516,703
404,175
Markets across
30,277
events
MATCHED EVENTS:
2,685
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 28, 7:11 AM EST
Polymarket
This market refers to the tennis match between Marta Soriano Santiago and Selina Atay in the ITF Women Nogent-Sur-Marne, originally scheduled for July 21, 2026 at 7:11AM ET. This market will resolve to 'Marta Soriano Santiago' if Marta Soriano Santiago advances against Selina Atay. This market will resolve to 'Selina Atay' if Selina Atay advances against Marta Soriano Santiago. 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 Marta Soriano Santiago and Selina Atay in the ITF Women Nogent-Sur-Marne, originally scheduled for July 21, 2026 at 7:11AM ET. This market will resolve to 'Marta Soriano Santiago' if Marta Soriano Santiago advances against Selina Atay. This market will resolve to 'Selina Atay' if Selina Atay advances against Marta Soriano Santiago. 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 in this market often differ from traditional sportsbook lines due to trader-driven pricing and unique betting mechanics. While sportsbooks may set their lines based on analytical models and risk management, prediction markets let participants bet directly on outcomes, which can lead to sharper or more volatile prices. Traders on Polymarket set probabilities that reflect crowd wisdom, sometimes offering better value or sharper insights compared to standard sportsbook odds for similar match predictions.
This market resolves around Jul 28, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The result is determined by the official match conclusion, and the market will close based on the confirmed winner or final score from accepted sports authorities and news sources. After the match is officially completed, the market will settle according to the verified result, reflecting the actual performance of the players on the day of the event.
Injuries, player form, weather conditions, or any last-minute changes in tournament lineups could shift this market as the event approaches. Media reports, practice session updates, and betting trends on Polymarket may also influence trader sentiment and drive price movements. As the match draws closer, any news affecting either player’s readiness or perceived chances can cause rapid adjustments in the odds, reflecting the evolving expectations of market participants.