TOTAL VOLUME:
$134b
24H VOL:
$107,351,958
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,416,970,024
400,720
Markets across
30,097
events
MATCHED EVENTS:
2,633
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 8, 2:10 AM EST
Polymarket
This market refers to the tennis match between Masamichi Imamura and Yun Seong Chung in the M25 Sapporo, Main Draw, originally scheduled for September 7, 2026 at 10:00PM ET. This market will resolve to 'Masamichi Imamura' if Masamichi Imamura advances against Yun Seong Chung. This market will resolve to 'Yun Seong Chung' if Yun Seong Chung advances against Masamichi Imamura. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 21, 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 Masamichi Imamura and Yun Seong Chung in the M25 Sapporo, Main Draw, originally scheduled for September 7, 2026 at 10:00PM ET. This market will resolve to 'Masamichi Imamura' if Masamichi Imamura advances against Yun Seong Chung. This market will resolve to 'Yun Seong Chung' if Yun Seong Chung advances against Masamichi Imamura. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 21, 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.
Typically, prediction market odds reflect the wisdom of the crowd and can differ from traditional sportsbook odds. Sportsbooks set their lines based on statistical models and expert analysis, while this market incorporates a broader range of information and opinions from traders. Often, prediction markets are more accurate than traditional forecasts, especially when there’s significant public interest. However, sportsbook odds can sometimes offer value, particularly if they diverge substantially from the probabilities implied by this market.
On Polymarket, this market is priced through a continuous auction mechanism where traders buy and sell shares representing their belief in the outcome. The price of a share directly reflects the probability of that outcome occurring, as perceived by the market participants. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The more traders who believe in a particular outcome, the higher the price of its corresponding shares will rise, and vice-versa. This dynamic pricing ensures that the market reflects the collective intelligence of those trading it.
This market resolves around Sep 15, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official result of the M25 Sapporo match between Masamichi Imamura and Yun Seong Chung. The platform will verify the result against established sports reporting sources to determine the winning outcome. Traders holding shares in the winning outcome will be paid out according to the final share price at the time of resolution.
Several factors could influence the price movement of this market. Any news regarding the players’ form, injuries, or changes in their training regimes could significantly impact trader sentiment. Unexpected announcements about match conditions or potential disruptions could also cause shifts in the odds. Furthermore, large trading volume from informed participants, or even significant media coverage, can trigger price fluctuations as traders react to new information or adjust their positions based on evolving perceptions of the likely outcome.