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| Outcome | Chance | 24h | 1 week | Bid · Ask | 24h volume | Ends |
|---|---|---|---|---|---|---|
| US Open, Qualification ATP: Hugo Gaston vs Guido Justo | 100% | +13 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open, Qualification ATP: Hugo Gaston vs Guido Justo Set Handicap +/-1.5 | 100% | +35 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open, Qualification ATP: Hugo Gaston vs Guido Justo Set 1 Winner | 100% | +21 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open, Qualification ATP: Hugo Gaston vs Guido Justo Match O/U 21.5 | 0% | −50 pts | — | — · <1¢ | — | ended |
| US Open, Qualification ATP: Hugo Gaston vs Guido Justo Game Spread +/-5.5 | 0% | −53 pts | — | — · <1¢ | — | ended |
| Completed Match | 100% | +50 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open, Qualification ATP: Hugo Gaston vs Guido Justo Set 2 Winner | 100% | +21 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open, Qualification ATP: Hugo Gaston vs Guido Justo Set 2 O/U 8.5 | 100% | +50 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open, Qualification ATP: Hugo Gaston vs Guido Justo Total Sets: O/U 2.5 | 0% | −27 pts | — | — · <1¢ | — | ended |
| US Open, Qualification ATP: Hugo Gaston vs Guido Justo Set 1 O/U 8.5 | 100% | +50 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open, Qualification ATP: Hugo Gaston vs Guido Justo Set 2 O/U 9.5 | 0% | −50 pts | — | — · <1¢ | — | ended |
| US Open, Qualification ATP: Hugo Gaston vs Guido Justo Match O/U 22.5 | 0% | −50 pts | — | — · <1¢ | — | ended |
| US Open, Qualification ATP: Hugo Gaston vs Guido Justo Set 1 O/U 9.5 | 100% | +50 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open, Qualification ATP: Hugo Gaston vs Guido Justo Set 2 O/U 10.5 | 0% | −50 pts | — | — · <1¢ | — | ended |
| US Open, Qualification ATP: Hugo Gaston vs Guido Justo Match O/U 23.5 | 0% | −50 pts | — | — · <1¢ | — | ended |
| US Open, Qualification ATP: Hugo Gaston vs Guido Justo Set 1 O/U 10.5 | 100% | +50 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| When | Trader | Outcome | Bet | Size | P&L now | Insider |
|---|---|---|---|---|---|---|
| 59d | eugenepol0 | US Open, Qualification ATP: Hugo Gaston vs Guido Justo | SellHugo Gaston>99¢ | $1,866 | −$2 −0.1% | — |
| 59d | Lorolorota09 | US Open, Qualification ATP: Hugo Gaston vs Guido Justo | SellHugo Gaston>99¢ | $2,006 | −$2 −0.1% | — |
| 59d | Djdjdjekekek2 fills | US Open, Qualification ATP: Hugo Gaston vs Guido Justo | BuyHugo Gaston89¢ → 100¢ | $70,802 | +$8,715 +12% | 5 |
| 59d | eugenepol0 | US Open, Qualification ATP: Hugo Gaston vs Guido Justo | BuyHugo Gaston91¢ → 100¢ | $1,700 | +$168 +9.9% | 5 |
| 59d | swy012 fills | US Open, Qualification ATP: Hugo Gaston vs Guido Justo | BuyHugo Gaston87¢ → 100¢ | $6,945 | +$1,002 +14% | 5 |
| 59d | Lorolorota09 | US Open, Qualification ATP: Hugo Gaston vs Guido Justo | BuyHugo Gaston79¢ → 100¢ | $1,586 | +$422 +27% | 5 |
| 59d | ferrariChampions20262 fills | US Open, Qualification ATP: Hugo Gaston vs Guido Justo | BuyGuido Justo20¢ → 0¢ | $4,231 | −$4,231 −100% | 6 |
| 59d | gityu | US Open, Qualification ATP: Hugo Gaston vs Guido Justo | BuyGuido Justo21¢ → 0¢ | $1,890 | −$1,890 −100% | 6 |
| 60d | 0000. | US Open, Qualification ATP: Hugo Gaston vs Guido Justo | BuyHugo Gaston86¢ → 100¢ | $7,600 | +$1,217 +16% | 4 |
| 60d | 0000. | US Open, Qualification ATP: Hugo Gaston vs Guido Justo Set Handicap +/-1.5 | BuyGaston69¢ → 100¢ | $4,000 | +$1,806 +45% | 4 |
| 60d | posooh15 | US Open, Qualification ATP: Hugo Gaston vs Guido Justo | SellHugo Gaston86¢ → 100¢ | $1,720 | −$280 −16% | — |
| 60d | posooh15 | US Open, Qualification ATP: Hugo Gaston vs Guido Justo | BuyHugo Gaston87¢ → 100¢ | $1,740 | +$260 +15% | 4 |
| 60d |  Do-Not-Redeem | US Open, Qualification ATP: Hugo Gaston vs Guido Justo | SellGuido Justo14¢ → 0¢ | $1,290 | +$1,290 +100% | — |
| 60d | Stavenson2 fills | US Open, Qualification ATP: Hugo Gaston vs Guido Justo | SellGuido Justo17¢ → 0¢ | $4,952 | +$4,952 +100% | — |
| 60d | novason13 fills | US Open, Qualification ATP: Hugo Gaston vs Guido Justo | BuyHugo Gaston81¢ → 100¢ | $4,141 | +$969 +23% | 4 |
| 60d | 12345432 | US Open, Qualification ATP: Hugo Gaston vs Guido Justo | SellGuido Justo18¢ → 0¢ | $1,865 | +$1,865 +100% | — |
| 60d | Do-Not-Redeem | US Open, Qualification ATP: Hugo Gaston vs Guido Justo | BuyGuido Justo18¢ → 0¢ | $1,099 | −$1,099 −100% | 4 |
| 60d | Substantial-Service2 fills | US Open, Qualification ATP: Hugo Gaston vs Guido Justo | BuyHugo Gaston81¢ → 100¢ | $14,408 | +$3,315 +23% | 4 |
| 60d | Grave-Peony-Label | US Open, Qualification ATP: Hugo Gaston vs Guido Justo | BuyGuido Justo29¢ → 0¢ | $1,000 | −$1,000 −100% | 4 |
| 60d | 12345432 | US Open, Qualification ATP: Hugo Gaston vs Guido Justo | BuyGuido Justo17¢ → 0¢ | $1,337 | −$1,337 −100% | 4 |
| 60d | Stavenson | US Open, Qualification ATP: Hugo Gaston vs Guido Justo | BuyGuido Justo15¢ → 0¢ | $3,694 | −$3,694 −100% | 4 |
This market refers to the tennis match between Hugo Gaston and Guido Justo in the US Open, Qualification ATP, originally scheduled for August 25, 2026 at 11:00AM ET. This market will resolve to 'Hugo Gaston' if Hugo Gaston advances against Guido Justo. This market will resolve to 'Guido Justo' if Guido Justo advances against Hugo Gaston. 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: 100¢ for US Open, Qualification ATP: Hugo Gaston vs Guido Justo means the market gives it about 100%.