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| Outcome | Chance | 24h | 1 week | Bid · Ask | 24h volume | Ends |
|---|---|---|---|---|---|---|
| US Open, Qualification ATP: Stefanos Sakellaridis vs Christopher O'Connell | 0% | −41 pts | — | — · <1¢ | — | ended |
| US Open, Qualification ATP: Stefanos Sakellaridis vs Christopher O'Connell Game Spread +/-1.5 | 100% | +52 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open, Qualification ATP: Stefanos Sakellaridis vs Christopher O'Connell Set Handicap +/-1.5 | 100% | +62 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open, Qualification ATP: Stefanos Sakellaridis vs Christopher O'Connell Set 2 Winner | 0% | −44 pts | — | — · <1¢ | — | ended |
| US Open, Qualification ATP: Stefanos Sakellaridis vs Christopher O'Connell Match O/U 21.5 | 0% | −61 pts | — | — · <1¢ | — | ended |
| US Open, Qualification ATP: Stefanos Sakellaridis vs Christopher O'Connell Set 1 Winner | 0% | −43 pts | — | — · <1¢ | — | ended |
| US Open, Qualification ATP: Stefanos Sakellaridis vs Christopher O'Connell Total Sets: O/U 2.5 | 0% | −39 pts | — | — · <1¢ | — | ended |
| US Open, Qualification ATP: Stefanos Sakellaridis vs Christopher O'Connell Match O/U 22.5 | 0% | −51 pts | — | — · <1¢ | — | ended |
| US Open, Qualification ATP: Stefanos Sakellaridis vs Christopher O'Connell Set Handicap +/-1.5 | 0% | −24 pts | — | — · <1¢ | — | ended |
| Completed Match | 100% | +50 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open, Qualification ATP: Stefanos Sakellaridis vs Christopher O'Connell Set 1 O/U 8.5 | 100% | +45 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open, Qualification ATP: Stefanos Sakellaridis vs Christopher O'Connell Set 2 O/U 8.5 | 100% | +50 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open, Qualification ATP: Stefanos Sakellaridis vs Christopher O'Connell Set 1 O/U 9.5 | 0% | −57 pts | — | — · <1¢ | — | ended |
| US Open, Qualification ATP: Stefanos Sakellaridis vs Christopher O'Connell Set 2 O/U 9.5 | 0% | −50 pts | — | — · <1¢ | — | ended |
| US Open, Qualification ATP: Stefanos Sakellaridis vs Christopher O'Connell Match O/U 23.5 | 0% | −44 pts | — | — · <1¢ | — | ended |
| US Open, Qualification ATP: Stefanos Sakellaridis vs Christopher O'Connell Set 1 O/U 10.5 | 0% | −45 pts | — | — · <1¢ | — | ended |
| US Open, Qualification ATP: Stefanos Sakellaridis vs Christopher O'Connell Set 2 O/U 10.5 | 0% | −50 pts | — | — · <1¢ | — | ended |
| When | Trader | Outcome | Bet | Size | P&L now | Insider |
|---|---|---|---|---|---|---|
| 59d | mojeimeje | US Open, Qualification ATP: Stefanos Sakellaridis vs Christopher O'Connell | BuyChristopher OConnell>99¢ | $10,155 | — | 4 |
| 59d | swisstony2 fills | US Open, Qualification ATP: Stefanos Sakellaridis vs Christopher O'Connell | BuyChristopher OConnell98¢ | $27,352 | — | 4 |
| 59d | stierdgen | US Open, Qualification ATP: Stefanos Sakellaridis vs Christopher O'Connell | SellChristopher OConnell95¢ | $1,900 | — | — |
| 59d | HomeRunHazard3 fills | US Open, Qualification ATP: Stefanos Sakellaridis vs Christopher O'Connell | BuyChristopher OConnell89¢ | $7,349 | — | 5 |
| 59d | 0xf3a1…bf4b | US Open, Qualification ATP: Stefanos Sakellaridis vs Christopher O'Connell | BuyStefanos Sakellaridis39¢ → 0¢ | $9,734 | −$9,734 −100% | 6 |
| 59d | RanaAmariPredicts | US Open, Qualification ATP: Stefanos Sakellaridis vs Christopher O'Connell | BuyChristopher OConnell63¢ | $11,000 | — | 6 |
This market refers to the tennis match between Stefanos Sakellaridis and Christopher O'Connell in the US Open, Qualification ATP, originally scheduled for August 25, 2026 at 11:00AM ET. This market will resolve to 'Stefanos Sakellaridis' if Stefanos Sakellaridis advances against Christopher O'Connell. This market will resolve to 'Christopher O'Connell' if Christopher O'Connell advances against Stefanos Sakellaridis. 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: Stefanos Sakellaridis vs Christopher O'Connell means the market gives it about 0%.