KalshiCheck availabilityKYC requiredVerified resolution dataWell calibratedSelected book midpoint
Over 18.5 games · —
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Stored price
Over 23.5 games 48.5%Market line of 3 lines
Over 23.5 games 48.5%Market quality
53 / 100
Medium quality24h Volume
$1.4K
Open interest
$1.4K
Low open interestBid / Ask
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Over 18.5 gamesSpread
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Market data
Updated 11 minutes ago
Oct 20, 26, 2:55 PM UTCOct 21, 26, 1:40 PM UTC
Chart and changes show stored historical probabilities, not the selected live book.
Trends
Selected row: book midpoint. Other rows: stored references, possibly normalized; 24h changes use stored history.
Venue terms
Source: Kalshi
Informational venue terms only; CoinRithm paper trading uses its own rules.
- Early close:
- Yes
- Settlement timer:
- 5m (informational)
Market depth · Over 18.5 games
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Related Markets
Related questions for context, not a comparison of equivalent contracts.
Moise Kouame vs Lorenzo Musetti: Total Games
KalshiGauthier Onclin vs Jan-Lennard Struff: Total Games
KalshiClement Chidekh vs Jacob Fearnley: Total Games
KalshiStefanos Tsitsipas vs Mikhail Kukushkin: Total Games
KalshiArthur Fils vs Jaume Munar: Total Games
KalshiMartin Damm Jr vs Francisco Cerundolo: Total Games
KalshiRules
If the number of completed games in the full match is above 23.5 in the Mariano Navone vs Tallon Griekspoor professional tennis match in the 2026 ATP Brussels Round Of 16, then the market resolves to Yes.
Settles via:ATP
- The following market refers to the Mariano Navone vs Tallon Griekspoor professional tennis match in the 2026 ATP Brussels 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
- Over 18.5 games
- If the number of completed games in the full match is above 18.5 in the Mariano Navone vs Tallon Griekspoor professional tennis match in the 2026 ATP Brussels Round Of 16, then the market resolves to Yes.
- Over 23.5 games
- If the number of completed games in the full match is above 23.5 in the Mariano Navone vs Tallon Griekspoor professional tennis match in the 2026 ATP Brussels Round Of 16, then the market resolves to Yes.
- Over 28.5 games
- If the number of completed games in the full match is above 28.5 in the Mariano Navone vs Tallon Griekspoor professional tennis match in the 2026 ATP Brussels Round Of 16, then the market resolves to Yes.
