TOTAL VOLUME:
$154.8b
24H VOL:
$238,896,186
24H TRANSACTIONS:
2,985,204,718
OPEN INTEREST:
$1,897,934,485
408,127
Markets across
39,552
events
MATCHED EVENTS:
4,429
PLATFORM COVERAGE:
5
Polymarket:
37%
VS.
Kalshi:
63%
Closed: Oct 19, 6:06 AM EST
Polymarket
This market tracks whether Daria Kasatkina will advance against Aliaksandra Sasnovich in their Ningbo Open tennis match, originally scheduled for October 19, 2026 at 4:00AM ET. Currently, Polymarket gives a 100.0% probability to the outcome of “Ningbo Open: Completed Match: Daria Kasatkina vs Aliaksandra Sasnovich”. The resolution source for this market is the official WTA Tennis scores page at https://www.wtatennis.com/scores. Keep an eye on the match itself, as the market will resolve based on the outcome of the fixture scheduled for October 19, 2026.
This market refers to the tennis match between Daria Kasatkina and Aliaksandra Sasnovich in the Ningbo Open, originally scheduled for October 19, 2026 at 4:00AM ET. This market will resolve to 'Daria Kasatkina' if Daria Kasatkina advances against Aliaksandra Sasnovich. This market will resolve to 'Aliaksandra Sasnovich' if Aliaksandra Sasnovich advances against Daria Kasatkina. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 2, 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 WTA Tour. A consensus of credible reporting may also be used.
Often, prediction market odds reflect a 'wisdom of the crowd' that can differ from traditional sportsbooks. Sportsbooks set lines based on their own models and to balance action, while this market is driven purely by traders’ beliefs about the likelihood of each outcome. If there’s a significant discrepancy, it could indicate that the market believes a sportsbook has mispriced the event, or that new information hasn't yet been fully incorporated into sportsbook lines. It's common to see prediction markets outperform traditional odds, especially when there's strong public interest.
On Polymarket, this market is priced through a continuous auction mechanism. Traders buy and sell shares representing their belief in the outcome of the Kasatkina vs Sasnovich match. As more shares are purchased for a particular outcome, its price increases, reflecting a higher implied probability. On Polymarket, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price movements are driven by supply and demand, and traders are incentivized to accurately predict the outcome to profit from their trades. This creates a dynamic and informative price signal based on collective intelligence.
This market resolves around Oct 26, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. Resolution will be based on the official result of the Ningbo Open match between Daria Kasatkina and Aliaksandra Sasnovich, as determined by tournament officials. The platform will verify the result against established sports data sources to ensure accuracy and transparency. Traders will then be paid out based on the final outcome and their holdings in the market.
Several factors could influence the price of this market before the match concludes. Any news regarding player injuries, changes in playing conditions, or even pre-match analysis from respected tennis commentators could shift trader sentiment. Unexpected upsets in other matches within the Ningbo Open could also indirectly impact expectations for Kasatkina and Sasnovich. Furthermore, large trades by influential market participants could create short-term price fluctuations, reflecting shifts in overall market confidence.