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 18, 4:48 PM EST
Polymarket
This market refers to the tennis match between Caitlin Baker and Emily Tinker in the W35 Sydney, Qualifying, originally scheduled for October 17, 2026 at 7:00PM ET. This market will resolve to 'Caitlin Baker' if Caitlin Baker advances against Emily Tinker. This market will resolve to 'Emily Tinker' if Emily Tinker advances against Caitlin Baker. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 31, 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 Caitlin Baker and Emily Tinker in the W35 Sydney, Qualifying, originally scheduled for October 17, 2026 at 7:00PM ET. This market will resolve to 'Caitlin Baker' if Caitlin Baker advances against Emily Tinker. This market will resolve to 'Emily Tinker' if Emily Tinker advances against Caitlin Baker. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 31, 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. Sportsbooks set lines based on their own models and aim to balance action on both sides, while this market is driven by individuals expressing their beliefs about the outcome. It's common to see discrepancies between the two, especially before significant events or when new information emerges. Comparing the two can be a useful exercise for informed decision-making, but it’s important to remember they represent different approaches to forecasting.
On Polymarket, this market is priced through a continuous auction mechanism, where traders buy and sell shares representing their belief in the probability of each outcome. The price of a share directly corresponds to the implied probability of that outcome occurring. As more people buy shares in a particular outcome, its price increases, and vice versa. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The market’s price is determined solely by supply and demand among traders on Polymarket, reflecting their aggregated predictions about the Caitlin Baker vs Emily Tinker match.
This market resolves around Oct 24, 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 Caitlin Baker and Emily Tinker. The platform will identify the winner based on publicly available data, ensuring a transparent and verifiable outcome. Traders will then be able to claim their winnings or adjust their strategies for future events.
Several factors could influence trading activity and shift the odds in this market. Any news regarding player form, injuries, or changes to playing conditions could significantly impact trader sentiment. Unexpected announcements related to the tournament itself, or even broader sporting news, could also play a role. Furthermore, large trades by influential market participants could create short-term price movements. Monitoring these signals and staying informed about the event will be crucial for understanding how this market evolves leading up to Oct 24, 2026.