TOTAL VOLUME:
$134.2b
24H VOL:
$134,145,987
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,441,166,947
406,422
Markets across
30,383
events
MATCHED EVENTS:
2,688
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 17, 3:38 PM EST
Polymarket
This market refers to the tennis match between Dominika Salkova and Mary Stoiana in the Sao Paulo Open, originally scheduled for September 17, 2026 at 9:00AM ET. This market will resolve to 'Dominika Salkova' if Dominika Salkova advances against Mary Stoiana. This market will resolve to 'Mary Stoiana' if Mary Stoiana advances against Dominika Salkova. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 1, 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.
This market refers to the tennis match between Dominika Salkova and Mary Stoiana in the Sao Paulo Open, originally scheduled for September 17, 2026 at 9:00AM ET. This market will resolve to 'Dominika Salkova' if Dominika Salkova advances against Mary Stoiana. This market will resolve to 'Mary Stoiana' if Mary Stoiana advances against Dominika Salkova. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 1, 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.
Prediction market odds often reflect the collective wisdom of a diverse group of traders, potentially offering a different perspective than traditional sportsbooks. Sportsbooks set their odds based on statistical models and expert analysis, while this market is driven by individuals willing to put their capital behind their beliefs. Discrepancies can arise due to differing information, biases, or simply varying interpretations of the same data. It’s common to see prediction markets react more quickly to new information than sportsbooks, especially in dynamic situations.
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 implied probability of that outcome occurring. As more people buy shares in a particular outcome, the 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, and it’s constantly adjusting based on new information and changing sentiment.
This market resolves around Sep 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 Salkova vs Stoiana match as reported by a recognized tennis authority. The platform will verify the outcome against these sources to determine which outcome corresponds to the actual result, and shares will be settled accordingly. Traders should monitor official sources for updates as the resolution date approaches.
Several factors could influence trading activity in this market before Sep 24, 2026. Any news regarding player injuries, changes in playing conditions, or unexpected performance in preceding matches could shift trader sentiment. Significant media coverage or expert analysis predicting a likely winner could also impact the price of shares. Furthermore, large trades by influential market participants could create short-term price fluctuations. Monitoring tennis news and observing trading volume on Polymarket will be key to understanding potential market movements.