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OPEN INTEREST:
$1,440,096,988
406,065
Markets across
30,522
events
MATCHED EVENTS:
2,692
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 9, 11:48 PM EST
Polymarket
This market refers to the tennis match between Xinxin Yao and Ya Yi Yang in the W50 Guiyang, Main Draw, originally scheduled for September 9, 2026 at 10:00PM ET. This market will resolve to 'Xinxin Yao' if Xinxin Yao advances against Ya Yi Yang. This market will resolve to 'Ya Yi Yang' if Ya Yi Yang advances against Xinxin Yao. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 23, 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 Xinxin Yao and Ya Yi Yang in the W50 Guiyang, Main Draw, originally scheduled for September 9, 2026 at 10:00PM ET. This market will resolve to 'Xinxin Yao' if Xinxin Yao advances against Ya Yi Yang. This market will resolve to 'Ya Yi Yang' if Ya Yi Yang advances against Xinxin Yao. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 23, 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 collective wisdom of a diverse group of traders, potentially offering a different perspective than traditional sportsbooks. Sportsbook odds are typically set by a small team of experts, while this market incorporates insights from many participants. It's common to see discrepancies between the two, especially before a significant amount of trading occurs. These differences can arise from varying levels of information, different risk assessments, or simply the influence of public opinion. Comparing the two can be a useful exercise when forming your own opinion.
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 corresponds to 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. As more traders participate and new information becomes available, the price will fluctuate, reflecting the evolving consensus. The market’s price is determined solely by supply and demand for these shares, and is not influenced by external factors or predetermined formulas.
This market resolves around Sep 17, 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 Xinxin Yao vs Ya Yi Yang match, as reported by a recognized sports authority. The platform will verify the result against these sources to determine which outcome is the winner. Traders who held shares in the winning outcome will be entitled to a payout based on the final market price at resolution.
Several factors could influence trading activity in this market. News regarding player injuries, changes in coaching strategies, or even weather conditions could all shift expectations and impact the price of shares. Unexpected announcements related to the players’ form or any controversies surrounding the match could also cause significant movement. Public sentiment, as reflected in social media and sports news, can also play a role, as traders react to the latest information and adjust their positions accordingly. Any significant update about the match could move this market.