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| Outcome | Chance | 24h | 1 week | Bid · Ask | 24h volume | Ends |
|---|---|---|---|---|---|---|
| US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko | 0% | −69 pts | — | — · <1¢ | — | ended |
| US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko Set 1 Winner | 0% | −64 pts | — | — · <1¢ | — | ended |
| Completed Match | 100% | +50 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko Set Handicap +/-1.5 | 0% | −46 pts | — | — · <1¢ | — | ended |
| US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko Set 2 Winner | 0% | −65 pts | — | — · <1¢ | — | ended |
| US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko Set Handicap +/-1.5 | 100% | +82 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko Set 1 O/U 9.5 | 100% | +46 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko Set 1 O/U 8.5 | 100% | +24 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko Set 2 O/U 8.5 | 100% | +50 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko Match O/U 21.5 | 100% | +50 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko Total Sets: O/U 2.5 | 0% | −39 pts | — | — · <1¢ | — | ended |
| US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko Set 2 O/U 9.5 | 100% | +50 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko Match O/U 22.5 | 100% | +56 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko Set 1 O/U 10.5 | 100% | +73 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko Set 2 O/U 10.5 | 100% | +50 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko Match O/U 23.5 | 100% | +58 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko Game Spread +/-3.5 | 0% | −50 pts | — | — · 1¢ | — | ended |
| When | Trader | Outcome | Bet | Size | P&L now | Insider |
|---|---|---|---|---|---|---|
| 60d | suntori | US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko | SellVitaliy Sachko>99¢ | $1,908 | −$2 −0.1% | — |
| 60d | Donghui | US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko | SellVitaliy Sachko>99¢ | $12,574 | −$13 −0.1% | — |
| 60d | suntori | US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko | BuyVitaliy Sachko97¢ → 100¢ | $1,852 | +$58 +3.1% | 4 |
| 60d | Chubby-Leek | US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko | SellVitaliy Sachko95¢ → 100¢ | $1,331 | −$70 −5.3% | — |
| 60d | kilian7kilian | US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko | BuyGauthier Onclin44¢ → 0¢ | $30,000 | −$30,000 −100% | 6 |
| 60d | ferrariChampions20262 fills | US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko | BuyVitaliy Sachko38¢ → 100¢ | $17,858 | +$28,658 +160% | 6 |
| 60d | 0xdf44…3a7e | US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko | BuyVitaliy Sachko53¢ → 100¢ | $1,900 | +$1,657 +87% | 6 |
| 60d | tenniz4 fills | US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko | SellVitaliy Sachko52¢ → 100¢ | $13,039 | −$11,949 −92% | — |
| 60d | gityu | US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko | BuyGauthier Onclin45¢ → 0¢ | $3,600 | −$3,600 −100% | 6 |
| 60d | omnibus-076daa | US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko | BuyVitaliy Sachko49¢ → 100¢ | $2,950 | +$3,070 +104% | 6 |
| 60d | tenniz | US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko | BuyVitaliy Sachko38¢ → 100¢ | $9,556 | +$15,732 +165% | 6 |
| 60d | omnibus-076daa | US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko | BuyGauthier Onclin71¢ → 0¢ | $5,229 | −$5,229 −100% | 6 |
| 60d | 0xf3a1…bf4b | US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko | BuyVitaliy Sachko30¢ → 100¢ | $7,457 | +$17,399 +233% | 6 |
| 60d |  RN1 | US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko | BuyVitaliy Sachko31¢ → 100¢ | $2,474 | +$5,506 +223% | 6 |
| 60d | flatbarrel | US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko | BuyVitaliy Sachko31¢ → 100¢ | $1,860 | +$4,140 +223% | 6 |
| 60d |  TRCM | US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko | BuyVitaliy Sachko31¢ → 100¢ | $1,860 | +$4,140 +223% | 6 |
| 60d | swisstony | US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko | BuyVitaliy Sachko32¢ → 100¢ | $1,183 | +$2,515 +213% | 6 |
This market refers to the tennis match between Gauthier Onclin and Vitaliy Sachko in the US Open, Qualification ATP, originally scheduled for August 25, 2026 at 11:00AM ET. This market will resolve to 'Gauthier Onclin' if Gauthier Onclin advances against Vitaliy Sachko. This market will resolve to 'Vitaliy Sachko' if Vitaliy Sachko advances against Gauthier Onclin. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 8, 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 ATP 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 US Open, Qualification ATP: Gauthier Onclin vs Vitaliy Sachko means the market gives it about 0%.