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| Outcome | Chance | 24h | 1 week | Bid · Ask | 24h volume | Ends |
|---|---|---|---|---|---|---|
| US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier | 100% | +49 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier Set Handicap +/-1.5 | 0% | −31 pts | — | — · <1¢ | — | ended |
| US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier Match O/U 21.5 | 0% | −49 pts | — | — · <1¢ | — | ended |
| US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier Set 2 Winner | 100% | +51 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier Set 1 Winner | 100% | +51 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier Match O/U 22.5 | 0% | −44 pts | — | — · <1¢ | — | ended |
| US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier Total Sets: O/U 2.5 | 0% | −37 pts | — | — · <1¢ | — | ended |
| Completed Match | 100% | +50 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier Set 1 O/U 8.5 | 100% | +39 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier Set 2 O/U 8.5 | 100% | +50 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier Set 1 O/U 9.5 | 100% | +50 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier Set 2 O/U 9.5 | 100% | +50 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier Set 1 O/U 10.5 | 0% | −35 pts | — | — · <1¢ | — | ended |
| US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier Match O/U 23.5 | 0% | −41 pts | — | — · <1¢ | — | ended |
| US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier Set 2 O/U 10.5 | 0% | −50 pts | — | — · <1¢ | — | ended |
| US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier Game Spread +/-0.5 | 0% | −49 pts | — | — · 1¢ | — | ended |
| When | Trader | Outcome | Bet | Size | P&L now | Insider |
|---|---|---|---|---|---|---|
| 52d | Roadto400k | US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier | SellOleksandra Oliynykova>99¢ | $2,608 | −$3 −0.1% | — |
| 52d | Generous-Burning | US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier | SellOleksandra Oliynykova99¢ → 100¢ | $1,193 | −$12 −1.0% | — |
| 52d | Sinnerr | US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier | BuyOleksandra Oliynykova52¢ → 100¢ | $1,100 | +$1,015 +92% | 6 |
| 52d | Rash-Copying3 fills | US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier | SellOleksandra Oliynykova78¢ → 100¢ | $60,570 | −$16,901 −28% | — |
| 52d | Confused-Birthday | US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier | BuyOleksandra Oliynykova64¢ → 100¢ | $1,000 | +$563 +56% | 6 |
| 52d | Generous-Burning | US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier | BuyOleksandra Oliynykova64¢ → 100¢ | $1,000 | +$563 +56% | 6 |
| 52d | Rash-Copying | US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier | BuyOleksandra Oliynykova65¢ → 100¢ | $50,000 | +$27,471 +55% | 6 |
| 52d | TexMexTRex | US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier | BuyOleksandra Oliynykova77¢ → 100¢ | $3,800 | +$1,135 +30% | 6 |
| 52d | Substantial-Service | US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier | BuyReese Brantmeier45¢ → 0¢ | $2,068 | −$2,068 −100% | 6 |
| 52d |  TRCM | US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier | BuyOleksandra Oliynykova48¢ → 100¢ | $1,046 | +$1,133 +108% | 6 |
| 52d | ferrariChampions2026 | US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier | BuyOleksandra Oliynykova38¢ → 100¢ | $2,453 | +$3,948 +161% | 6 |
| 52d | Complicated-Chassis | US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier | BuyReese Brantmeier50¢ → 0¢ | $1,000 | −$1,000 −100% | 6 |
| 52d |  mooseborzoi | US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier | BuyReese Brantmeier50¢ → 0¢ | $1,121 | −$1,121 −100% | 6 |
| 52d | Roadto400k | US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier | BuyOleksandra Oliynykova51¢ → 100¢ | $1,325 | +$1,273 +96% | 6 |
| 52d | ferrariChampions20263 fills | US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier | BuyReese Brantmeier49¢ → 0¢ | $7,685 | −$7,685 −100% | 6 |
| 52d | Brimoz | US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier | BuyReese Brantmeier49¢ → 0¢ | $1,450 | −$1,450 −100% | 6 |
| 53d | jtwyslljy | US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier | BuyOleksandra Oliynykova52¢ → 100¢ | $2,600 | +$2,400 +92% | 6 |
| 53d | AV23IUa | US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier | BuyOleksandra Oliynykova51¢ → 100¢ | $20,909 | +$20,090 +96% | 6 |
| 53d | RanaAmariPredicts | US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier | BuyOleksandra Oliynykova52¢ → 100¢ | $3,850 | +$3,555 +92% | 6 |
| 53d | TOWERCAPITAL3 fills | US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier | BuyOleksandra Oliynykova52¢ → 100¢ | $5,170 | +$4,830 +93% | 6 |
This market refers to the tennis match between Oleksandra Oliynykova and Reese Brantmeier in the US Open WTA, originally scheduled for August 30, 2026 at 11:00AM ET. This market will resolve to 'Oleksandra Oliynykova' if Oleksandra Oliynykova advances against Reese Brantmeier. This market will resolve to 'Reese Brantmeier' if Reese Brantmeier advances against Oleksandra Oliynykova. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 13, 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 US Open WTA: Oleksandra Oliynykova vs Reese Brantmeier means the market gives it about 100%.