TOTAL VOLUME:
$134b
24H VOL:
$107,351,958
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2,388,728,490
OPEN INTEREST:
$1,416,970,024
400,720
Markets across
30,097
events
MATCHED EVENTS:
2,633
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 28, 11:04 AM EST
Polymarket
This market refers to the tennis match between Petra Sedlackova and Vanja Gudelj in the W75 Quinta do Lago, Qualifying, originally scheduled for September 28, 2026 at 6:00AM ET. This market will resolve to 'Petra Sedlackova' if Petra Sedlackova advances against Vanja Gudelj. This market will resolve to 'Vanja Gudelj' if Vanja Gudelj advances against Petra Sedlackova. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 12, 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 Petra Sedlackova and Vanja Gudelj in the W75 Quinta do Lago, Qualifying, originally scheduled for September 28, 2026 at 6:00AM ET. This market will resolve to 'Petra Sedlackova' if Petra Sedlackova advances against Vanja Gudelj. This market will resolve to 'Vanja Gudelj' if Vanja Gudelj advances against Petra Sedlackova. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 12, 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 their odds based on their own models and risk assessments, while this market is driven by individuals willing to put their capital behind their beliefs. It’s common to see discrepancies, especially before a significant amount of trading occurs. Comparing the two can be a useful exercise when forming your own opinion on the likely outcome of the Sedlackova vs Gudelj match, but remember that each represents a different form of forecasting.
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. The more traders who believe a particular outcome will happen, the higher the price of its corresponding shares will climb. This dynamic pricing ensures that the market reflects the most up-to-date collective assessment of the Sedlackova vs Gudelj match’s potential results.
This market resolves around Oct 5, 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 W75 Quinta do Lago tennis match between Petra Sedlackova and Vanja Gudelj. The platform will verify the winner against official tournament data to determine the winning outcome in this market. Traders holding shares in the winning outcome will be entitled to a payout based on the final market price at resolution.
Several factors could influence the price of shares in this market. Any news regarding player form, injuries, or changes in playing conditions could significantly shift trader sentiment. Unexpected results in preceding matches for either Sedlackova or Gudelj, or even broader tournament upsets, could also impact trading activity. Weather forecasts for Quinta do Lago leading up to and during the match are also relevant, as conditions can favor different playing styles. Publicly available analysis from tennis experts and any significant betting movements in traditional sportsbooks might also influence this market.