CHEN vs Maina Odds · CHEN vs Maina (Oct 27)
This market has resolved: CHARLES CHEN. Final prices are below.
| Outcome | Chance | Odds | 24h |
|---|---|---|---|
| CHARLES CHEN ✓ | 99% | -9900 | — |
| Alessandro Maina | 1% | +9900 | — |
Price history
Resolution rules
If CHARLES CHEN wins the CHEN vs Maina professional tennis match in the 2026 M15 Monastir Round of 16 after a ball has been played, then the market resolves to Yes.
Source: Kalshi. The venue's rules are final.
FAQ
How are prediction market odds calculated?
Each contract pays $1 if the outcome happens and $0 if it doesn't, so its price is the market's implied probability: a 60¢ contract means roughly a 60% chance. We show the last trade, or the midpoint between the best bid and ask when the order book is tight.
When does this market close?
Kalshi lists Oct 27, 2026 as the end date; this market has closed.
Where can I trade on CHEN vs Maina?
This market trades on Kalshi. Availability depends on where you live: Kalshi is a CFTC-regulated US exchange, while Polymarket's international site isn't available to US users (Polymarket US is a separate app). You must be 18 or older.