KalshiClosedCheck availabilityKYC requiredVerified resolution dataWell calibratedSettled by the venue, market by market
Resolved: Oct 21, 2026, 2:56 PM
This event has no single winner. The venue settled each market separately; each market shows its own result.
Data quality warningStale data
Data as of Oct 21, 2026, 1:40 PM UTC · policy pm-quality-4
Current implied probability
Ekaterina Alexandrova 53.1%Vig-adjusted: raw venue quotes summed above 100% and were normalized.
Ekaterina Alexandrova 53.1%Market quality
42 / 100
Low quality24h Volume
$37.7K
Open interest
$36.8K
High open interestBid / Ask
38.0% / 58.0%
Spread
20.0 pt
Wide spreadMarket data
Updated 3 days ago
StaleOct 20, 26, 1:41 PM UTCOct 21, 26, 2:00 PM UTC
Probability Timeline
Marta Kostyuk45%
Ekaterina Alexandrova51%
Ekaterina Alexandrova53.1%
Marta Kostyuk46.9%
Rules
This outcome's exact rule is not available.
Settles via:WTA
- The following market refers to the Ekaterina Alexandrova vs Marta Kostyuk professional tennis match in the 2026 WTA Ningbo Round Of 16. 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
- Ekaterina Alexandrova
- If Ekaterina Alexandrova wins set 2 in the Ekaterina Alexandrova vs Marta Kostyuk professional tennis match in the 2026 WTA Ningbo Round Of 16, then the market resolves to Yes.
- Marta Kostyuk
- If Marta Kostyuk wins set 2 in the Ekaterina Alexandrova vs Marta Kostyuk professional tennis match in the 2026 WTA Ningbo Round Of 16, then the market resolves to Yes.
