TOTAL VOLUME:
$154.7b
24H VOL:
$279,496,801
24H TRANSACTIONS:
2,984,640,614
OPEN INTEREST:
$1,923,931,766
416,910
Markets across
40,107
events
MATCHED EVENTS:
4,571
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 14, 2:54 PM EST
Polymarket
This market refers to the tennis match between Valentina Ryser and Yuki Naito in the W50 Quebec City, Main Draw, originally scheduled for October 14, 2026 at 11:00AM ET. This market will resolve to 'Valentina Ryser' if Valentina Ryser advances against Yuki Naito. This market will resolve to 'Yuki Naito' if Yuki Naito advances against Valentina Ryser. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 28, 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 Valentina Ryser and Yuki Naito in the W50 Quebec City, Main Draw, originally scheduled for October 14, 2026 at 11:00AM ET. This market will resolve to 'Valentina Ryser' if Valentina Ryser advances against Yuki Naito. This market will resolve to 'Yuki Naito' if Yuki Naito advances against Valentina Ryser. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 28, 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 their own models and risk management, while this market aggregates the beliefs of many individual traders. It's common to see discrepancies between the two, especially before significant events or when public opinion strongly favors one outcome. Examining these differences can be insightful, as both sources attempt to forecast the same event, but through different mechanisms. It’s important to note that prediction markets may incorporate information not readily available to sportsbooks.
This market resolves around Oct 21, 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 W50 Quebec City match between Valentina Ryser and Yuki Naito. The platform will rely on publicly available sources to determine the winner, and the market will settle accordingly. Traders holding shares in the winning outcome will receive a payout equivalent to 1 minus the entry fee, while those holding shares in the losing outcome will lose their investment.
Several signals could influence this market before it resolves. Any news regarding the players’ form, injuries, or changes in their training regimens could shift the odds. Public announcements about their strategies or pre-match interviews might also impact trader sentiment. Unexpected upsets in other matches leading up to the event could also affect perceptions of each player’s chances. Furthermore, significant betting activity or large volume trades on Polymarket could indicate a shift in confidence and cause the market to move.