KalshiClosedCheck availabilityKYC required2% feeVerified resolution dataFairly calibratedThis market resolved: Valentini Grammatikopoulou (99%)
Resolved: Aug 21, 2026, 3:47 PM
Provider-verified resolution
CoinRithm has provider-backed winner and settlement-time evidence for this market.
Data quality warningStale data
Data as of Aug 21, 2026, 3:40 PM UTC · policy pm-quality-3
Current implied probability
Valentini Grammatikopoulou 99%
Market quality
49 / 100
Low quality24h Volume
$461.8K
Liquidity
$306.5K
High liquidityBid / Ask
99.0% / 100.0%
Spread
1.0 pt
Tight spreadMarket data
Updated 3 hours ago
StaleAug 20, 26, 8:11 PMSep 4, 26, 12:00 PM
Probability Timeline
Valentini Grammatikopoulou99%
Angella Okutoyi1%
99%
1%
Rules
If the named outcome wins the Okutoyi vs Grammatikopoulou professional tennis match in the 2026 W35 Verbier Quarterfinal after a ball has been played, then the market resolves to Yes.
- The following market refers to the Okutoyi vs Grammatikopoulou professional tennis match in the 2026 W35 Verbier Quarterfinal after a ball has been played.
- 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), all markets will resolve to $0.50.
- If a player withdraws or forfeits after a match has started, that player will resolve to No. If this match is postponed or delayed, the market will remain open and close after the rescheduled match has finished (within two weeks).
- 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.
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Frequently asked questions
- What are the current odds for Okutoyi vs Grammatikopoulou?
- Kalshi prices Valentini Grammatikopoulou at 99% as of August 21, 2026.
- When does Okutoyi vs Grammatikopoulou resolve?
- Okutoyi vs Grammatikopoulou is scheduled to resolve on September 4, 2026.
- How is Okutoyi vs Grammatikopoulou settled?
- Kalshi settles this market as follows: If the named outcome wins the Okutoyi vs Grammatikopoulou professional tennis match in the 2026 W35 Verbier Quarterfinal after a ball has been played, then the market resolves to Yes.