W15 Campina Grande: Isadora Sigrist vs Guisella Insfran
Market intelligence
Polymarket currently prices this at 100%.
About this market
This market refers to the tennis match between Isadora Sigrist and Guisella Insfran in the W15 Campina Grande, Qualifying, originally scheduled for October 18, 2026 at 10:00AM ET. This market will resolve to 'Isadora Sigrist' if Isadora Sigrist advances against Guisella Insfran. This market will resolve to 'Guisella Insfran' if Guisella Insfran advances against Isadora Sigrist. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 1, 2026, 11:59 PM ET (14 days after the scheduled start), 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.