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| Outcome | Chance | 24h | 1 week | Bid · Ask | 24h volume | Ends |
|---|---|---|---|---|---|---|
| China Open: Jelena Ostapenko vs Elise Mertens | 0% | −37 pts | — | — · <1¢ | — | ended |
| China Open: Jelena Ostapenko vs Elise Mertens Set 1 Winner | 0% | −41 pts | — | — · <1¢ | — | ended |
| China Open: Jelena Ostapenko vs Elise Mertens Set 2 Winner | 100% | +41 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| China Open: Jelena Ostapenko vs Elise Mertens Game Spread +/-1.5 | 100% | +44 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| China Open: Jelena Ostapenko vs Elise Mertens Set Handicap +/-1.5 | 0% | −39 pts | — | — · 1¢ | — | ended |
| China Open: Jelena Ostapenko vs Elise Mertens Match O/U 21.5 | 100% | +38 pts | — | 81¢ · 100¢ (19¢) | — | ended |
| China Open: Jelena Ostapenko vs Elise Mertens Match O/U 22.5 | 100% | +46 pts | — | 83¢ · 100¢ (17¢) | — | ended |
| Completed Match | 100% | +46 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| China Open: Jelena Ostapenko vs Elise Mertens Total Sets: O/U 2.5 | 100% | +50 pts | — | 82¢ · 100¢ (18¢) | — | ended |
| China Open: Jelena Ostapenko vs Elise Mertens Set 1 O/U 8.5 | 0% | −69 pts | — | — · <1¢ | — | ended |
| China Open: Jelena Ostapenko vs Elise Mertens Set 1 O/U 9.5 | 0% | −46 pts | — | — · <1¢ | — | ended |
| China Open: Jelena Ostapenko vs Elise Mertens Set 1 O/U 10.5 | 0% | −23 pts | — | — · <1¢ | — | ended |
| China Open: Jelena Ostapenko vs Elise Mertens Set 2 O/U 8.5 | 100% | +50 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| China Open: Jelena Ostapenko vs Elise Mertens Set 2 O/U 9.5 | 0% | −49 pts | — | — · <1¢ | — | ended |
| China Open: Jelena Ostapenko vs Elise Mertens Set 2 O/U 10.5 | 0% | −49 pts | — | — · <1¢ | — | ended |
| China Open: Jelena Ostapenko vs Elise Mertens Match O/U 23.5 | 100% | +50 pts | — | 82¢ · 100¢ (18¢) | — | ended |
| When | Trader | Outcome | Bet | Size | P&L now | Insider |
|---|---|---|---|---|---|---|
| 18d | VFASA12 | China Open: Jelena Ostapenko vs Elise Mertens | SellElise Mertens>99¢ | $5,352 | −$5 −0.1% | — |
| 18d | Favorable-Pepper-Brushing | China Open: Jelena Ostapenko vs Elise Mertens | SellElise Mertens>99¢ | $1,026 | −$1 −0.1% | — |
| 18d |  GameSetMatched | China Open: Jelena Ostapenko vs Elise Mertens | BuyElise Mertens96¢ → 100¢ | $2,000 | +$83 +4.2% | 4 |
| 18d | Kkunn | China Open: Jelena Ostapenko vs Elise Mertens | BuyJelena Ostapenko20¢ → 0¢ | $2,897 | −$2,897 −100% | 6 |
| 18d | Illiasca | China Open: Jelena Ostapenko vs Elise Mertens | BuyElise Mertens93¢ → 100¢ | $2,000 | +$151 +7.5% | 4 |
| 18d | neutralwave23 | China Open: Jelena Ostapenko vs Elise Mertens | BuyElise Mertens78¢ → 100¢ | $1,785 | +$504 +28% | 5 |
| 18d | Lined-Liquid | China Open: Jelena Ostapenko vs Elise Mertens | BuyElise Mertens78¢ → 100¢ | $1,170 | +$330 +28% | 5 |
| 18d | Immense-Sitar | China Open: Jelena Ostapenko vs Elise Mertens | SellJelena Ostapenko54¢ → 0¢ | $1,934 | +$1,934 +100% | — |
| 18d | jtwyslljy2 fills | China Open: Jelena Ostapenko vs Elise Mertens | BuyJelena Ostapenko50¢ → 0¢ | $9,110 | −$9,110 −100% | 6 |
| 18d | Immense-Sitar | China Open: Jelena Ostapenko vs Elise Mertens | BuyJelena Ostapenko68¢ → 0¢ | $2,435 | −$2,435 −100% | 6 |
| 19d | jtwyslljy | China Open: Jelena Ostapenko vs Elise Mertens | SellJelena Ostapenko44¢ → 0¢ | $2,200 | +$2,200 +100% | — |
| 19d | VFASA12 | China Open: Jelena Ostapenko vs Elise Mertens | BuyElise Mertens56¢ → 100¢ | $3,000 | +$2,357 +79% | 6 |
| 19d | Escobarzzzz | China Open: Jelena Ostapenko vs Elise Mertens | BuyJelena Ostapenko11¢ → 0¢ | $1,856 | −$1,856 −100% | 6 |
| 19d | HomeRunHazard2 fills | China Open: Jelena Ostapenko vs Elise Mertens | BuyElise Mertens86¢ → 100¢ | $11,039 | +$1,797 +16% | 5 |
| 19d | UpTheBlues3 fills | China Open: Jelena Ostapenko vs Elise Mertens | BuyElise Mertens76¢ → 100¢ | $4,320 | +$1,380 +32% | 6 |
| 19d | Luzzzer | China Open: Jelena Ostapenko vs Elise Mertens | BuyJelena Ostapenko30¢ → 0¢ | $6,841 | −$6,841 −100% | 6 |
| 19d | ferrariChampions20262 fills | China Open: Jelena Ostapenko vs Elise Mertens Set 1 Winner | BuyElise Mertens63¢ → 100¢ | $4,963 | +$2,960 +60% | 6 |
| 19d | 0x9b11…53752 fills | China Open: Jelena Ostapenko vs Elise Mertens | BuyElise Mertens63¢ → 100¢ | $2,561 | +$1,504 +59% | 4 |
| 19d | Dual-Criticism2 fills | China Open: Jelena Ostapenko vs Elise Mertens | BuyJelena Ostapenko37¢ → 0¢ | $5,014 | −$5,014 −100% | 4 |
| 19d | JAMJAMJAM4 | China Open: Jelena Ostapenko vs Elise Mertens | BuyJelena Ostapenko37¢ → 0¢ | $3,374 | −$3,374 −100% | 4 |
| 19d | ferrariChampions2026 | China Open: Jelena Ostapenko vs Elise Mertens | BuyElise Mertens62¢ → 100¢ | $10,429 | +$6,366 +61% | 4 |
This market refers to the tennis match between Jelena Ostapenko and Elise Mertens in the China Open, originally scheduled for October 4, 2026 at 11:00PM ET. This market will resolve to 'Jelena Ostapenko' if Jelena Ostapenko advances against Elise Mertens. This market will resolve to 'Elise Mertens' if Elise Mertens advances against Jelena Ostapenko. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 18, 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 China Open: Jelena Ostapenko vs Elise Mertens means the market gives it about 0%.