Loading your workspacePreparing the page and its market data.
Loading the chart…
| Outcome | Chance | 24h | 1 week | Bid · Ask | 24h volume | Ends |
|---|---|---|---|---|---|---|
| Japan Women's Open: Mary Stoiana vs Katerina Siniakova | 0% | — | — | — · <1¢ | — | in 6d |
| Japan Women's Open: Mary Stoiana vs Katerina Siniakova Set Handicap +/-1.5 | 100% | — | — | >99¢ · 100¢ (<1¢) | — | in 6d |
| Japan Women's Open: Mary Stoiana vs Katerina Siniakova Game Spread +/-3.5 | 100% | — | — | >99¢ · 100¢ (<1¢) | — | in 6d |
| Japan Women's Open: Mary Stoiana vs Katerina Siniakova Set 2 Winner | 0% | — | — | — · <1¢ | — | in 6d |
| Japan Women's Open: Mary Stoiana vs Katerina Siniakova Set 1 Winner | 0% | — | — | — · <1¢ | — | in 6d |
| Completed Match | 100% | — | — | >99¢ · 100¢ (<1¢) | — | in 6d |
| Japan Women's Open: Mary Stoiana vs Katerina Siniakova Match O/U 22.5 | 0% | — | — | — · <1¢ | — | in 6d |
| Japan Women's Open: Mary Stoiana vs Katerina Siniakova Match O/U 21.5 | 0% | — | — | — · <1¢ | — | in 6d |
| Japan Women's Open: Mary Stoiana vs Katerina Siniakova Total Sets: O/U 2.5 | 0% | — | — | — · <1¢ | — | in 6d |
| Japan Women's Open: Mary Stoiana vs Katerina Siniakova Set 1 O/U 8.5 | 0% | — | — | — · <1¢ | — | in 6d |
| Japan Women's Open: Mary Stoiana vs Katerina Siniakova Set 1 O/U 9.5 | 0% | — | — | — · <1¢ | — | in 6d |
| Japan Women's Open: Mary Stoiana vs Katerina Siniakova Set 1 O/U 10.5 | 0% | — | — | — · <1¢ | — | in 6d |
| Japan Women's Open: Mary Stoiana vs Katerina Siniakova Set 2 O/U 8.5 | 0% | — | — | — · <1¢ | — | in 6d |
| Japan Women's Open: Mary Stoiana vs Katerina Siniakova Set 2 O/U 9.5 | 0% | — | — | — · <1¢ | — | in 6d |
| Japan Women's Open: Mary Stoiana vs Katerina Siniakova Set 2 O/U 10.5 | 0% | — | — | — · <1¢ | — | in 6d |
| Japan Women's Open: Mary Stoiana vs Katerina Siniakova Match O/U 23.5 | 0% | — | — | — · <1¢ | — | in 6d |
| When | Trader | Outcome | Bet | Size | P&L now | Insider |
|---|---|---|---|---|---|---|
| 1d |  LhordGryffin | Japan Women's Open: Mary Stoiana vs Katerina Siniakova | BuyKaterina Siniakova>99¢ | $5,229 | +$5 +0.1% | 4 |
| 1d | Matija36 | Japan Women's Open: Mary Stoiana vs Katerina Siniakova | BuyKaterina Siniakova>99¢ | $1,489 | +$1 +0.1% | 4 |
| 1d |  c4acap | Japan Women's Open: Mary Stoiana vs Katerina Siniakova | BuyKaterina Siniakova>99¢ | $72,218 | +$72 +0.1% | 4 |
| 1d | Flaznorp2 fills | Japan Women's Open: Mary Stoiana vs Katerina Siniakova | BuyKaterina Siniakova92¢ → 100¢ | $12,067 | +$1,118 +9.3% | 5 |
| 1d | HomeRunHazard3 fills | Japan Women's Open: Mary Stoiana vs Katerina Siniakova | BuyKaterina Siniakova81¢ → 100¢ | $8,189 | +$1,896 +23% | 5 |
| 1d | swy01 | Japan Women's Open: Mary Stoiana vs Katerina Siniakova | BuyKaterina Siniakova98¢ → 100¢ | $4,506 | +$107 +2.4% | 4 |
| 1d | thestingsnake | Japan Women's Open: Mary Stoiana vs Katerina Siniakova | SellKaterina Siniakova98¢ → 100¢ | $1,903 | −$37 −1.9% | — |
| 1d | Momo633 fills | Japan Women's Open: Mary Stoiana vs Katerina Siniakova | BuyKaterina Siniakova96¢ → 100¢ | $12,343 | +$561 +4.5% | 4 |
| 1d | UpTheBlues6 fills | Japan Women's Open: Mary Stoiana vs Katerina Siniakova | BuyKaterina Siniakova76¢ → 100¢ | $20,075 | +$6,511 +32% | 6 |
| 1d |  0x5fD2D9C60781D711721145Ff2b906aA63a18 | Japan Women's Open: Mary Stoiana vs Katerina Siniakova | SellKaterina Siniakova93¢ → 100¢ | $2,022 | −$152 −7.5% | — |
| 1d |  Woaifacai | Japan Women's Open: Mary Stoiana vs Katerina Siniakova | BuyKaterina Siniakova88¢ → 100¢ | $24,606 | +$3,394 +14% | 5 |
| 1d | 0x5fD2D9C60781D711721145Ff2b906aA63a18 | Japan Women's Open: Mary Stoiana vs Katerina Siniakova | BuyKaterina Siniakova92¢ → 100¢ | $2,000 | +$174 +8.7% | 5 |
| 1d |  RN1 | Japan Women's Open: Mary Stoiana vs Katerina Siniakova | BuyKaterina Siniakova72¢ → 100¢ | $3,552 | +$1,381 +39% | 6 |
GongxifacaiRMB1,034 sharesThis 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 advances against Katerina Siniakova. This market will resolve to 'Katerina Siniakova' if Katerina Siniakova advances against Mary Stoiana. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 6, 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.
Sources: Polymarket's Gamma API, its CLOB price history and its Data API, read every two minutes. Prices are each outcome's Yes price, which is the market's probability: 0¢ for Japan Women's Open: Mary Stoiana vs Katerina Siniakova means the market gives it about 0%.