TOTAL VOLUME:
$154.4b
24H VOL:
$245,801,863
24H TRANSACTIONS:
2,984,028,936
OPEN INTEREST:
$1,902,097,102
417,059
Markets across
40,178
events
MATCHED EVENTS:
4,415
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 20, 5:09 AM EST
Polymarket
This market refers to the tennis match between Maya Joint and Zeynep Sonmez in the Japan Women's Open, originally scheduled for October 19, 2026 at 9:00PM ET. This market will resolve to 'Maya Joint' if Maya Joint advances against Zeynep Sonmez. This market will resolve to 'Zeynep Sonmez' if Zeynep Sonmez advances against Maya Joint. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 2, 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 WTA Tour. A consensus of credible reporting may also be used.
This market refers to the tennis match between Maya Joint and Zeynep Sonmez in the Japan Women's Open, originally scheduled for October 19, 2026 at 9:00PM ET. This market will resolve to 'Maya Joint' if Maya Joint advances against Zeynep Sonmez. This market will resolve to 'Zeynep Sonmez' if Zeynep Sonmez advances against Maya Joint. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 2, 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 WTA Tour. A consensus of credible reporting may also be used.
Currently, prediction market odds often reflect a different perspective than traditional sportsbooks. While sportsbooks set lines based on statistical models and public betting patterns, this market represents the collective wisdom of traders who are incentivized to accurately forecast the outcome. Discrepancies can arise due to differing information access, risk assessment, or simply varying opinions on the players' chances. It’s common to see prediction markets incorporate information faster than sportsbooks, especially regarding late-breaking news or player form, potentially leading to odds differences.
This market resolves around Oct 27, 2026, with the outcome confirmed once the official result of the match between Maya Joint and Zeynep Sonmez in the Japan Women's Open is verifiable from credible public reporting. The resolution will be based on the official tournament results published by the governing body of the Japan Women's Open. The outcome will be determined by which player wins the match, and the market will settle accordingly, paying out to those who correctly predicted the winner.
Several factors could influence this market before resolution. Any news regarding player injuries, changes in playing conditions, or even unexpected performance in preceding matches could significantly shift trader sentiment. A strong showing by either Maya Joint or Zeynep Sonmez in other tournaments leading up to the Japan Women's Open could also impact the odds. Unexpected weather conditions during the match itself, or even strategic decisions made by the players during the game, could all contribute to movement in this market.