Ningbo Open: Ekaterina Alexandrova vs Marta Kostyuk Odds
This market has resolved: Ekaterina Alexandrova. Final prices are below.
| Outcome | Chance | Odds | 24h |
|---|---|---|---|
| Ekaterina Alexandrova vs Marta Kostyuk | 100% | — | — |
| Completed Match | 0% | — | ▼ 52 |
| Ningbo Open: Ekaterina Alexandrova vs Marta Kostyuk Set 1 Winner | 100% | — | — |
| Ningbo Open: Ekaterina Alexandrova vs Marta Kostyuk Set 2 Winner | 50% | -100 | — |
| Ningbo Open: Ekaterina Alexandrova vs Marta Kostyuk Total Sets: O/U 2.5 | 50% | -100 | — |
| Ningbo Open: Ekaterina Alexandrova vs Marta Kostyuk Set 1 O/U 8.5 | 100% | — | — |
| Ningbo Open: Ekaterina Alexandrova vs Marta Kostyuk Set 1 O/U 9.5 | 100% | — | — |
| Ningbo Open: Ekaterina Alexandrova vs Marta Kostyuk Set 1 O/U 10.5 | 0% | — | — |
| Ningbo Open: Ekaterina Alexandrova vs Marta Kostyuk Set 2 O/U 8.5 | 50% | -100 | — |
| Ningbo Open: Ekaterina Alexandrova vs Marta Kostyuk Set 2 O/U 9.5 | 50% | -100 | — |
| Ningbo Open: Ekaterina Alexandrova vs Marta Kostyuk Set 2 O/U 10.5 | 50% | -100 | — |
| Ningbo Open: Ekaterina Alexandrova vs Marta Kostyuk Match O/U 21.5 | 50% | -100 | — |
| Ningbo Open: Ekaterina Alexandrova vs Marta Kostyuk Match O/U 22.5 | 50% | -100 | — |
| Ningbo Open: Ekaterina Alexandrova vs Marta Kostyuk Match O/U 23.5 | 50% | -100 | — |
| Ningbo Open: Ekaterina Alexandrova vs Marta Kostyuk Set Handicap +/-1.5 | 0% | — | — |
| Ningbo Open: Ekaterina Alexandrova vs Marta Kostyuk Game Spread +/-1.5 | 50% | -100 | — |
Price history
Resolution rules
This market refers to the tennis match between Ekaterina Alexandrova and Marta Kostyuk in the Ningbo Open, originally scheduled for October 21, 2026 at 7:00AM ET. This market will resolve to 'Ekaterina Alexandrova' if Ekaterina Alexandrova advances against Marta Kostyuk. This market will resolve to 'Marta Kostyuk' if Marta Kostyuk advances against Ekaterina Alexandrova. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 4, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the WTA Tour. A consensus of credible reporting may also be used.
Source: Polymarket. 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?
Polymarket lists Oct 28, 2026 as the end date; this market has closed.
Where can I trade on Ningbo Open: Ekaterina Alexandrova vs Marta Kostyuk?
This market trades on Polymarket. 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.