TOTAL VOLUME:
$154.3b
24H VOL:
$228,458,490
24H TRANSACTIONS:
2,984,028,936
OPEN INTEREST:
$1,879,276,037
410,833
Markets across
40,345
events
MATCHED EVENTS:
4,363
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 22, 12:52 AM EST
Polymarket
This market refers to the tennis match between Mio Mushika and Erika Sema in the W35 Sydney, Main Draw, originally scheduled for October 21, 2026 at 8:00PM ET. This market will resolve to 'Mio Mushika' if Mio Mushika advances against Erika Sema. This market will resolve to 'Erika Sema' if Erika Sema advances against Mio Mushika. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 4, 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 Mio Mushika and Erika Sema in the W35 Sydney, Main Draw, originally scheduled for October 21, 2026 at 8:00PM ET. This market will resolve to 'Mio Mushika' if Mio Mushika advances against Erika Sema. This market will resolve to 'Erika Sema' if Erika Sema advances against Mio Mushika. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 4, 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 forecasters, which can differ from sportsbook odds that may be influenced by factors like house bias or public perception. Sportsbooks typically set initial odds to balance betting action, while this market allows traders to freely adjust probabilities based on their own analysis. It’s common to see discrepancies, especially before significant events or when new information emerges. Examining these differences can offer valuable insights into where the crowd and professional oddsmakers diverge in their assessments.
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 implied probability of that outcome occurring. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. As more traders participate, the price adjusts to reflect the aggregated sentiment. Higher demand for shares in a particular outcome drives up its price, indicating a greater perceived chance of success, while increased selling pressure lowers the price. The current volume indicates the level of interest in the match.
This market resolves around Oct 29, 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 W35 Sydney match between Mio Mushika and Erika Sema. Any official announcements or results published by the tournament organizers will serve as the basis for determining the winning outcome. The platform will verify the result against these sources to ensure accuracy and finalize the market.
Several factors could influence the trading activity in this market before Oct 29, 2026. News regarding player form, potential injuries, or changes in playing conditions could all shift expectations. Unexpected announcements about team strategies or player matchups might also cause price fluctuations. Furthermore, any significant shifts in public sentiment, perhaps driven by expert analysis or social media discussions, could impact trading volume and the implied probabilities within this market. Monitoring these signals will be key to understanding how the market evolves.