US Open ATP: Frances Tiafoe vs Ben Shelton Set 1 O/U 8.5 leads at 69%. Moderate consensus — room for value on contrarian bets.
| # | Outcome | Probability | If Right | Volume |
|---|---|---|---|---|
| 1 | US Open ATP: Frances Tiafoe vs Ben Shelton Set 1 O/U 8.5 | 69% | +45% | - |
| 2 | US Open ATP: Frances Tiafoe vs Ben Shelton Total Sets: O/U 3.5 | 62% | +61% | $35 |
| 3 | US Open ATP: Frances Tiafoe vs Ben Shelton Set 1 O/U 9.5 | 60% | +65% | - |
| 4 | US Open ATP: Frances Tiafoe vs Ben Shelton Match O/U 36.5 | 57% | +75% | - |
| 5 | US Open ATP: Frances Tiafoe vs Ben Shelton Set Handicap +/-1.5 | 56% | +77% | $2K |
| 6 | US Open ATP: Frances Tiafoe vs Ben Shelton Match O/U 38.5 | 52% | +92% | $2 |
| 7 | Completed Match | 50% | +100% | - |
| 8 | US Open ATP: Frances Tiafoe vs Ben Shelton Set 4 O/U 9.5 | 50% | +100% | - |
| 9 | US Open ATP: Frances Tiafoe vs Ben Shelton Set 4 O/U 10.5 | 50% | +100% | - |
| 10 | US Open ATP: Frances Tiafoe vs Ben Shelton Set 2 O/U 8.5 | 50% | +102% | - |
| 11 | US Open ATP: Frances Tiafoe vs Ben Shelton Set 2 O/U 9.5 | 50% | +102% | - |
| 12 | US Open ATP: Frances Tiafoe vs Ben Shelton Set 2 O/U 10.5 | 50% | +102% | - |
| 13 | US Open ATP: Frances Tiafoe vs Ben Shelton Set 3 O/U 8.5 | 50% | +102% | - |
| 14 | US Open ATP: Frances Tiafoe vs Ben Shelton Set 3 O/U 9.5 | 50% | +102% | - |
| 15 | US Open ATP: Frances Tiafoe vs Ben Shelton Set 3 O/U 10.5 | 50% | +102% | - |
| 16 | US Open ATP: Frances Tiafoe vs Ben Shelton Match O/U 40.5 | 50% | +102% | - |
| 17 | US Open ATP: Frances Tiafoe vs Ben Shelton Set 4 Winner | 47% | +113% | - |
| 18 | US Open ATP: Frances Tiafoe vs Ben Shelton Game Spread +/-4.5 | 47% | +113% | - |
| 19 | US Open ATP: Frances Tiafoe vs Ben Shelton Set 3 Winner | 45% | +122% | - |
| 20 | US Open ATP: Frances Tiafoe vs Ben Shelton Set 4 O/U 8.5 BEST VALUE | 42% | +138% | - |
Real-money prediction market · Trade with confidence
This market refers to the tennis match between Frances Tiafoe and Ben Shelton in the US Open ATP, originally scheduled for September 11, 2026 at 3:00PM ET. This market will resolve to 'Frances Tiafoe...
This prediction market tracks whether US Open ATP: Frances Tiafoe vs Ben Shelton will occur, with $19K in total trading volume reflecting significant trader interest. Prediction markets aggregate the collective intelligence of participants who stake real money on outcomes, making them one of the most reliable forecasting tools available for events driven by team performance data, historical matchups, and real-time injury reports.
Traders lean toward US Open ATP: Frances Tiafoe vs Ben Shelton Set 1 O/U 8.5 at 69%, suggesting a probable but not certain outcome. This moderate confidence level often reflects genuine uncertainty — markets at this range tend to see the most price movement as new information emerges.
Trading activity is exceptionally high, with $19K traded in the last 24 hours alone (100% of total volume). This surge often indicates breaking news, a key deadline approaching, or a significant shift in market sentiment.
This market is scheduled to resolve by 2026-09-18. As the resolution date approaches, expect increased trading activity and tighter probability estimates. Historical data shows that prediction market accuracy improves significantly in the final days before resolution.
As of Sep 09, 2026 at 21:35 UTC, the leading outcome is US Open ATP: Frances Tiafoe vs Ben Shelton Set 1 O/U 8.5 at 69% probability, with $19K in total trading volume on Polymarket.
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