KalshiClosedCheck availabilityKYC required2% feeThis market resolved: Marta Kostyuk (99%)
Resolved: May 27, 2026, 3:23 PM
Winning Outcome
Marta Kostyuk
At 7 days out
—
At 24 hours out
—
Current implied probabilityMarta Kostyuk 99%+12.0%
Market quality
88 / 100
High quality24h Volume
$16.3K
Liquidity
$10.3K
Medium liquidityBid / Ask
99.0% / 100.0%
Spread
1.0%
Tight spreadMarket data
Updated 16 days ago
StaleMay 24, 26, 12:37 PMJun 10, 26, 9:00 AM
Probability Timeline
Marta Kostyuk99%
Katie Volynets1%
99%
1%
This market has closed. Mock trading is available on open markets only.
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If Marta Kostyuk wins the Kostyuk vs Volynets professional tennis match in the 2026 French Open Women Singles Round Of 64 after a ball has been played, then the market resolves to Yes.
- The following market refers to the Kostyuk vs Volynets professional tennis match in the 2026 French Open Women Singles Round Of 64 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), 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 Katie Volynets wins the Kostyuk vs Volynets professional tennis match in the 2026 French Open Women Singles Round Of 64 after a ball has been played, then the market resolves to Yes.