TOTAL VOLUME:
$154.8b
24H VOL:
$238,896,186
24H TRANSACTIONS:
2,985,204,718
OPEN INTEREST:
$1,897,934,485
408,127
Markets across
39,552
events
MATCHED EVENTS:
4,429
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 21, 8:02 AM EST
Polymarket
This market refers to the tennis match between Ada Kumru and Nina Sozaonova in the W35 Monastir, Main Draw, originally scheduled for October 21, 2026 at 4:30AM ET. This market will resolve to 'Ada Kumru' if Ada Kumru advances against Nina Sozaonova. This market will resolve to 'Nina Sozaonova' if Nina Sozaonova advances against Ada Kumru. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 4, 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 Ada Kumru and Nina Sozaonova in the W35 Monastir, Main Draw, originally scheduled for October 21, 2026 at 4:30AM ET. This market will resolve to 'Ada Kumru' if Ada Kumru advances against Nina Sozaonova. This market will resolve to 'Nina Sozaonova' if Nina Sozaonova advances against Ada Kumru. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 4, 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 wisdom of the crowd, potentially offering a different perspective than traditional sportsbooks. Sportsbooks set their lines based on internal models and risk management, while this market is driven by the collective predictions of individual traders. Discrepancies can arise due to differing information, biases, or simply the dynamic nature of both types of markets. If there's a significant difference between the implied probability on Polymarket and sportsbook odds, it could indicate an opportunity for arbitrage or a disagreement about the true likelihood of each outcome.
This market resolves around Oct 28, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The resolution will be based on the official result of the Ada Kumru vs Nina Sozaonova match, as reported by a recognized tennis authority. The platform will verify the result against publicly available data to determine the winning outcome. Traders holding shares in the winning outcome will be paid out according to the final market price at resolution, while those holding shares in the losing outcome will forfeit their investment.
Several factors could influence the price of this market before it resolves. Any news regarding player form, injuries, or changes in playing conditions could shift trader sentiment. Unexpected results in other matches involving these players might also impact perceptions of their relative strengths. Major upsets or surprising performances in the lead-up to the match could cause significant price movements. Even broader factors, like weather forecasts for Monastir, could play a role in how traders assess the probabilities, leading to changes in volume and price.