KalshiCheck availabilityKYC requiredVerified resolution dataWell calibratedCurrent implied probability
Aryna Sabalenka 78.4%Vig-adjusted: raw venue quotes summed above 100% and were normalized.
Aryna Sabalenka 78.4%Market quality
59 / 100
Medium quality24h Volume
$359
Open interest
$344
Low open interestBid / Ask
79.0% / 80.0%
Spread
1.0 pt
Tight spreadMarket data
Updated 4 minutes ago
Oct 3, 26, 3:20 AM UTCOct 18, 26, 3:00 AM UTC
Trends
Venue terms
Source: Kalshi
Informational venue terms only; CoinRithm paper trading uses its own rules.
- Early close:
- Yes
- Settlement timer:
- 5m (informational)
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Related questions for context, not a comparison of equivalent contracts.
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KalshiRules
If Aryna Sabalenka wins set 1 in the Nikola Bartunkova vs Aryna Sabalenka professional tennis match in the 2026 WTA Beijing Round Of 32, then the market resolves to Yes.
Settles via:WTA
- The following market refers to the Nikola Bartunkova vs Aryna Sabalenka professional tennis match in the 2026 WTA Beijing Round Of 32. If the match does not occur (signaled by a ball being played) due to a player injury, walkover, forfeiture, or any other cancellation (all before the match starts), the market will resolve to a fair price in accordance with the rules. If this match is postponed or delayed, the market will remain open and close after the rescheduled match has finished (within two weeks). If a retirement occurs, all markets that can be unconditionally settled based on play already completed will resolve accordingly. Any markets that cannot be unconditionally settled will resolve to Fair Market Price, as determined at the sole discretion of the Exchange. Kalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Governing League. All trademarks, logos, and brand names are the property of their respective owners.
Rules for each outcome
- Aryna Sabalenka
- If Aryna Sabalenka wins set 1 in the Nikola Bartunkova vs Aryna Sabalenka professional tennis match in the 2026 WTA Beijing Round Of 32, then the market resolves to Yes.
- Nikola Bartunkova
- If Nikola Bartunkova wins set 1 in the Nikola Bartunkova vs Aryna Sabalenka professional tennis match in the 2026 WTA Beijing Round Of 32, then the market resolves to Yes.