TOTAL VOLUME:
$154.3b
24H VOL:
$219,029,434
24H TRANSACTIONS:
2,984,028,936
OPEN INTEREST:
$1,869,293,526
411,051
Markets across
40,408
events
MATCHED EVENTS:
4,377
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 31, 2:22 PM EST
Polymarket
This market refers to the tennis match between Ayana Akli and Katherine Sebov in the W75 Toronto, Main Draw, originally scheduled for October 31, 2026 at 10:00AM ET. This market will resolve to 'Ayana Akli' if Ayana Akli advances against Katherine Sebov. This market will resolve to 'Katherine Sebov' if Katherine Sebov advances against Ayana Akli. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 14, 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.
This market refers to the tennis match between Ayana Akli and Katherine Sebov in the W75 Toronto, Main Draw, originally scheduled for October 31, 2026 at 10:00AM ET. This market will resolve to 'Ayana Akli' if Ayana Akli advances against Katherine Sebov. This market will resolve to 'Katherine Sebov' if Katherine Sebov advances against Ayana Akli. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 14, 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.
Prediction market odds often reflect the collective wisdom of a diverse group of traders, potentially differing from sportsbook odds which are set by professional oddsmakers. Sportsbooks may incorporate factors like public betting percentages and risk management strategies, while this market relies on individuals’ independent assessments. Discrepancies can arise due to differing information, biases, or simply varying interpretations of the players' form and potential. It's common to see prediction markets move independently of sportsbook lines, especially as new information becomes available.
On Polymarket, this market is priced through a continuous trading mechanism where users buy and sell shares representing their belief in the outcome. The price of these shares directly reflects the implied probability of each player winning the match. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. As more traders participate and express their views, the price adjusts to reflect the collective assessment. This dynamic pricing means the odds can change rapidly based on new information or shifts in sentiment regarding the Akli vs Sebov match.
This market resolves around Nov 7, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official result of the W75 Toronto match between Ayana Akli and Katherine Sebov. The platform will verify the winner based on publicly available match results, ensuring an objective and transparent resolution process. Traders will then be able to claim their winnings or adjust their strategies based on the final outcome.
Several signals could influence this market before resolution. Any news regarding player injuries, changes in playing conditions, or updates on their recent performance could significantly shift trader sentiment. Unexpected results in preceding matches for either player, or even weather forecasts impacting the tournament schedule, could also lead to price adjustments. Furthermore, significant betting activity or large trades on Polymarket itself could create momentum and influence the perceived probabilities associated with the Akli vs Sebov match.