TOTAL VOLUME:
$134.1b
24H VOL:
$113,466,932
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,423,222,590
402,751
Markets across
30,217
events
MATCHED EVENTS:
2,632
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Completed Match
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Completed Match - Polymarket
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Vol.
·
Resolved Sep 24, 2026
Closed: Sep 24, 1:11 AM EST
Polymarket
This market refers to the tennis match between Mutsumi Uemura and Hikaru Sato in the W50 Nanao, Main Draw, originally scheduled for September 23, 2026 at 9:00PM ET. This market will resolve to 'Mutsumi Uemura' if Mutsumi Uemura advances against Hikaru Sato. This market will resolve to 'Hikaru Sato' if Hikaru Sato advances against Mutsumi Uemura. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 7, 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 Mutsumi Uemura and Hikaru Sato in the W50 Nanao, Main Draw, originally scheduled for September 23, 2026 at 9:00PM ET. This market will resolve to 'Mutsumi Uemura' if Mutsumi Uemura advances against Hikaru Sato. This market will resolve to 'Hikaru Sato' if Hikaru Sato advances against Mutsumi Uemura. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 7, 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 a wisdom-of-the-crowd effect, potentially differing from traditional sportsbook odds. Sportsbooks set lines based on their own models and to balance action, while this market is driven purely by traders’ willingness to buy or sell shares representing their beliefs about the outcome. Discrepancies can arise due to differing information sources, biases, or simply the dynamic nature of each market. It's possible to find value by comparing the two and identifying situations where the market seems to be mispricing the probability of an event.
On Polymarket, this market is priced through a continuous auction mechanism where traders buy and sell shares representing their belief in the probability of a particular outcome. The price of a share directly corresponds to the implied probability of that outcome occurring. As more traders buy shares, the price increases, and vice versa. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. This dynamic pricing ensures that the market reflects the collective intelligence of all participants, providing a real-time assessment of expectations for the Uemura vs Sato match.
This market resolves around Oct 1, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official result of the W50 Nanao match between Mutsumi Uemura and Hikaru Sato. The platform will verify the result against widely available and trusted sources to determine which outcome corresponds to the actual event result. Traders will then be able to claim their winnings or adjust their positions based on the final outcome.
Several factors could influence trading activity in this market before Oct 1, 2026. Any news regarding the players’ form, injuries, or changes in strategy could significantly shift expectations. Public commentary from analysts or experts, unexpected betting patterns in traditional sportsbooks, or even social media sentiment could also play a role. Major upsets in related matches or tournaments might also cause traders to reassess their probabilities, leading to price fluctuations in this market. Monitoring these signals can provide insights into potential market movements.