PolymarketDelistedvenue data is stale

Set 1 Winner: Mary Stoiana vs Katerina Siniakova

Katerina Siniakova83%
Mary Stoiana17%

Price has not been independently checked yet.

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24h volume—
7d volume—
30d volume—
Liquidity$15.2K
Spread2%
ResolvesOct 30, 2026in 5 days

Probability history

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Shaded periods have no successful hourly price check.

Probability history0%25%50%75%100%Oct 22, 09:51 AMOct 22, 04:48 PMOct 22, 11:45 PMOct 23, 06:42 AMShaded periods have no successful hourly price check.Shaded periods have no successful hourly price check.Shaded periods have no successful hourly price check.Shaded periods have no successful hourly price check.Shaded periods have no successful hourly price check.Shaded periods have no successful hourly price check.Shaded periods have no successful hourly price check.Shaded periods have no successful hourly price check.Shaded periods have no successful hourly price check.Shaded periods have no successful hourly price check.Shaded periods have no successful hourly price check.Shaded periods have no successful hourly price check.

Based on this market’s outcome prices, expressed as probabilities.

Resolution rules

This market refers to the tennis match between Mary Stoiana and Katerina Siniakova in the Japan Women's Open, originally scheduled for October 23, 2026 at 1:30AM ET. This market will resolve to “Mary Stoiana” if Mary Stoiana wins the first set. It will resolve to “Katerina Siniakova” if Katerina Siniakova wins the first set. If the match begins but is not completed, and the first set is concluded with a winner determined, this market will resolve based on that completed set. If the first set is not completed for any reason, this market will resolve 50-50. If the match is canceled (not played at all) or play has not begun by November 6, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve 50-50. Resolution will be based on official WTA match statistics. This market may resolve only when the listed period of play has concluded and the result can be definitively determined by the listed resolution source(s).

Sourcehttps://www.wtatennis.com/scores

Other legs of this event

MarketVenuePriceStatus
Japan Women's Open: Mary Stoiana vs Katerina SiniakovaPolymarket100% Katerina SiniakovaOpen
Japan Women's Open: Completed Match: Mary Stoiana vs Katerina SiniakovaPolymarket100% YesOpen
Stoiana vs. Siniakova: Match O/U 21.5Polymarket100% UnderOpen
Set 2 Winner: Mary Stoiana vs Katerina SiniakovaPolymarket69% Katerina SiniakovaOpen
Stoiana vs. Siniakova: Set 2 Games O/U 10.5Polymarket50% UnderOpen
Stoiana vs. Siniakova: Set 1 Games O/U 10.5Polymarket50% OverOpen
Stoiana vs. Siniakova: Match O/U 22.5Polymarket64% UnderOpen
Stoiana vs. Siniakova: Set 1 Games O/U 9.5Polymarket50% UnderOpen
Set Handicap: Katerina Siniakova (-1.5) vs Mary Stoiana (+1.5)Polymarket60% Katerina SiniakovaOpen
Stoiana vs. Siniakova: Match O/U 23.5Polymarket72% UnderOpen
Stoiana vs. Siniakova: Set 2 Games O/U 8.5Polymarket50% UnderOpen
Stoiana vs. Siniakova: Set 2 Games O/U 9.5Polymarket50% OverOpen
Mary Stoiana vs. Katerina Siniakova: Total Sets O/U 2.5Polymarket69% Under 2.5Open
Stoiana vs. Siniakova: Set 1 Games O/U 8.5Polymarket50% UnderOpen
Game Spread: Katerina Siniakova (-3.5) vs Mary Stoiana (+3.5)Polymarket50% Mary StoianaOpen

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As of Oct 24, 07:14 PM UTC