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| Outcome | Chance | 24h | 1 week | Bid · Ask | 24h volume | Ends |
|---|---|---|---|---|---|---|
| Singapore Open: Tatiana Prozorova vs Sofia Costoulas | 100% | +41 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| Singapore Open: Tatiana Prozorova vs Sofia Costoulas Set 1 Winner | 0% | −58 pts | — | — · 1¢ | — | ended |
| Singapore Open: Tatiana Prozorova vs Sofia Costoulas Total Sets: O/U 2.5 | 100% | +62 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| Completed Match | 100% | — | — | >99¢ · 100¢ (<1¢) | — | ended |
| Singapore Open: Tatiana Prozorova vs Sofia Costoulas Set 2 Winner | 100% | +44 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| Singapore Open: Tatiana Prozorova vs Sofia Costoulas Match O/U 21.5 | 100% | +49 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| Singapore Open: Tatiana Prozorova vs Sofia Costoulas Set Handicap +/-1.5 | 0% | −39 pts | — | — · <1¢ | — | ended |
| Singapore Open: Tatiana Prozorova vs Sofia Costoulas Match O/U 22.5 | 100% | +56 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| Singapore Open: Tatiana Prozorova vs Sofia Costoulas Set 1 O/U 8.5 | 100% | +28 pts | — | 97¢ · 100¢ (3¢) | — | ended |
| Singapore Open: Tatiana Prozorova vs Sofia Costoulas Set 1 O/U 9.5 | 100% | +54 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| Singapore Open: Tatiana Prozorova vs Sofia Costoulas Set 1 O/U 10.5 | 100% | +76 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| Singapore Open: Tatiana Prozorova vs Sofia Costoulas Set 2 O/U 8.5 | 100% | +49 pts | — | 97¢ · 100¢ (3¢) | — | ended |
| Singapore Open: Tatiana Prozorova vs Sofia Costoulas Set 2 O/U 9.5 | 100% | +50 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| Singapore Open: Tatiana Prozorova vs Sofia Costoulas Set 2 O/U 10.5 | 100% | — | — | >99¢ · 100¢ (<1¢) | — | ended |
| Singapore Open: Tatiana Prozorova vs Sofia Costoulas Match O/U 23.5 | 100% | +56 pts | — | 97¢ · 100¢ (3¢) | — | ended |
| Singapore Open: Tatiana Prozorova vs Sofia Costoulas Game Spread +/-1.5 | 100% | +45 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| When | Trader | Outcome | Bet | Size | P&L now | Insider |
|---|---|---|---|---|---|---|
| 32d | Favorable-Pepper-Brushing | Singapore Open: Tatiana Prozorova vs Sofia Costoulas | SellTatiana Prozorova>99¢ | $1,223 | −$1 −0.1% | — |
| 32d | kaiserfranz44 | Singapore Open: Tatiana Prozorova vs Sofia Costoulas | SellTatiana Prozorova>99¢ | $5,196 | −$5 −0.1% | — |
| 32d | Hardbotx | Singapore Open: Tatiana Prozorova vs Sofia Costoulas | SellTatiana Prozorova>99¢ | $5,415 | −$5 −0.1% | — |
| 32d | Burmold | Singapore Open: Tatiana Prozorova vs Sofia Costoulas | SellTatiana Prozorova>99¢ | $1,012 | −$1 −0.1% | — |
| 32d | JerOri | Singapore Open: Tatiana Prozorova vs Sofia Costoulas | BuyTatiana Prozorova>99¢ | $1,920 | +$2 +0.1% | 4 |
| 32d | Flaznorp3 fills | Singapore Open: Tatiana Prozorova vs Sofia Costoulas | BuyTatiana Prozorova68¢ → 100¢ | $24,431 | +$11,691 +48% | 6 |
| 32d | andylovenba | Singapore Open: Tatiana Prozorova vs Sofia Costoulas | BuyTatiana Prozorova97¢ → 100¢ | $1,940 | +$60 +3.1% | 4 |
| 32d | pagliacci4 | Singapore Open: Tatiana Prozorova vs Sofia Costoulas | BuyTatiana Prozorova86¢ → 100¢ | $1,790 | +$291 +16% | 5 |
| 32d |  tradecraft | Singapore Open: Tatiana Prozorova vs Sofia Costoulas | BuyTatiana Prozorova81¢ → 100¢ | $2,427 | +$573 +24% | 5 |
| 32d | jtwyslljy5 fills | Singapore Open: Tatiana Prozorova vs Sofia Costoulas | BuyTatiana Prozorova44¢ → 100¢ | $21,819 | +$28,204 +129% | 6 |
| 32d | kaiserfranz44 | Singapore Open: Tatiana Prozorova vs Sofia Costoulas | BuyTatiana Prozorova77¢ → 100¢ | $4,000 | +$1,201 +30% | 6 |
| 32d |  RN1 | Singapore Open: Tatiana Prozorova vs Sofia Costoulas | BuyTatiana Prozorova52¢ → 100¢ | $2,361 | +$2,179 +92% | 6 |
| 32d |  kashmiri1992 | Singapore Open: Tatiana Prozorova vs Sofia Costoulas | BuySofia Costoulas64¢ → 0¢ | $1,279 | −$1,279 −100% | 6 |
| 32d | Hardbotx | Singapore Open: Tatiana Prozorova vs Sofia Costoulas | BuyTatiana Prozorova39¢ → 100¢ | $2,132 | +$3,289 +154% | 6 |
| 32d | Kalahanda | Singapore Open: Tatiana Prozorova vs Sofia Costoulas | BuyTatiana Prozorova14¢ → 100¢ | $1,000 | +$6,178 +618% | 6 |
| 32d | jtwyslljy | Singapore Open: Tatiana Prozorova vs Sofia Costoulas | SellTatiana Prozorova11¢ → 100¢ | $2,247 | −$18,048 −803% | — |
| 32d | neutralwave23 | Singapore Open: Tatiana Prozorova vs Sofia Costoulas | BuySofia Costoulas55¢ → 0¢ | $1,494 | −$1,494 −100% | 6 |
| 32d | Cantoso | Singapore Open: Tatiana Prozorova vs Sofia Costoulas | BuyTatiana Prozorova64¢ → 100¢ | $1,357 | +$763 +56% | 6 |
| 32d |  Outsid3rTrading | Singapore Open: Tatiana Prozorova vs Sofia Costoulas | BuyTatiana Prozorova60¢ → 100¢ | $3,600 | +$2,400 +67% | 6 |
no1dodgersfan5,540 shareskashmiri19923,000 shares
TRCM1,980 sharesThis market refers to the tennis match between Tatiana Prozorova and Sofia Costoulas in the Singapore Open, originally scheduled for September 20, 2026 at 10:00PM ET. This market will resolve to 'Tatiana Prozorova' if Tatiana Prozorova advances against Sofia Costoulas. This market will resolve to 'Sofia Costoulas' if Sofia Costoulas advances against Tatiana Prozorova. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 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.
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: 100¢ for Singapore Open: Tatiana Prozorova vs Sofia Costoulas means the market gives it about 100%.