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| Outcome | Chance | 24h | 1 week | Bid · Ask | 24h volume | Ends |
|---|---|---|---|---|---|---|
| Sioux Falls: Aidan Mayo vs Hynek Barton | 55% | +1 pts | — | 52¢ · 58¢ (6¢) | $362 | in 7d |
| Completed Match | 50% | −1 pts | — | — · 100¢ | — | in 7d |
| Sioux Falls: Aidan Mayo vs Hynek Barton Set 1 Winner | 50% | — | — | — · 100¢ | — | in 7d |
| Sioux Falls: Aidan Mayo vs Hynek Barton Set 2 Winner | 51% | +1 pts | — | — · 100¢ | — | in 7d |
| Sioux Falls: Aidan Mayo vs Hynek Barton Total Sets: O/U 2.5 | 50% | — | — | 1¢ · 99¢ (98¢) | — | in 7d |
| Sioux Falls: Aidan Mayo vs Hynek Barton Set 1 O/U 8.5 | 50% | +2 pts | — | — · 100¢ | — | in 7d |
| Sioux Falls: Aidan Mayo vs Hynek Barton Set 1 O/U 9.5 | 50% | +2 pts | — | — · 100¢ | — | in 7d |
| Sioux Falls: Aidan Mayo vs Hynek Barton Set 1 O/U 10.5 | 50% | +2 pts | — | — · 100¢ | — | in 7d |
| Sioux Falls: Aidan Mayo vs Hynek Barton Set 2 O/U 8.5 | 49% | +1 pts | — | — · 97¢ | — | in 7d |
| Sioux Falls: Aidan Mayo vs Hynek Barton Set 2 O/U 9.5 | 49% | — | — | — · 97¢ | — | in 7d |
| Sioux Falls: Aidan Mayo vs Hynek Barton Set 2 O/U 10.5 | 49% | +1 pts | — | — · 97¢ | — | in 7d |
| Sioux Falls: Aidan Mayo vs Hynek Barton Match O/U 21.5 | 49% | −4 pts | — | 1¢ · 97¢ (96¢) | — | in 7d |
| Sioux Falls: Aidan Mayo vs Hynek Barton Match O/U 22.5 | 49% | −4 pts | — | 1¢ · 97¢ (96¢) | — | in 7d |
| Sioux Falls: Aidan Mayo vs Hynek Barton Match O/U 23.5 | 50% | +2 pts | — | 1¢ · 99¢ (98¢) | — | in 7d |
| Sioux Falls: Aidan Mayo vs Hynek Barton Set Handicap +/-1.5 | 50% | — | — | — · 99¢ | — | in 7d |
| Sioux Falls: Aidan Mayo vs Hynek Barton Set Handicap +/-1.5 | 50% | — | — | — · 99¢ | — | in 7d |
| Sioux Falls: Aidan Mayo vs Hynek Barton Game Spread +/-0.5 | 50% | — | — | 1¢ · 99¢ (98¢) | — | in 7d |
No trades of $1,000 or more lately.
This market refers to the tennis match between Aidan Mayo and Hynek Barton in the Sioux Falls, originally scheduled for October 26, 2026 at 11:00AM ET. This market will resolve to 'Aidan Mayo' if Aidan Mayo advances against Hynek Barton. This market will resolve to 'Hynek Barton' if Hynek Barton advances against Aidan Mayo. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 9, 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: 55¢ for Sioux Falls: Aidan Mayo vs Hynek Barton means the market gives it about 55%.