National Bank Open: Learner Tien vs Ben Shelton Set 1 O/U 8.5 leads at 82%. Moderate consensus — room for value on contrarian bets.
| # | Outcome | Probability | If Right | Volume |
|---|---|---|---|---|
| 1 | National Bank Open: Learner Tien vs Ben Shelton Set 1 O/U 8.5 | 82% | +21% | - |
| 2 | National Bank Open: Learner Tien vs Ben Shelton Match O/U 21.5 | 62% | +63% | $344 |
| 3 | National Bank Open: Learner Tien vs Ben Shelton Set 1 O/U 9.5 | 60% | +65% | - |
| 4 | National Bank Open: Learner Tien vs Ben Shelton Match O/U 22.5 | 55% | +83% | $1K |
| 5 | Completed Match | 50% | +100% | - |
| 6 | National Bank Open: Learner Tien vs Ben Shelton Set 2 O/U 8.5 | 50% | +100% | - |
| 7 | National Bank Open: Learner Tien vs Ben Shelton Set 2 O/U 9.5 | 50% | +100% | - |
| 8 | National Bank Open: Learner Tien vs Ben Shelton Set 2 O/U 10.5 | 50% | +100% | - |
| 9 | National Bank Open: Learner Tien vs Ben Shelton Match O/U 23.5 | 48% | +111% | $5 |
| 10 | National Bank Open: Learner Tien vs Ben Shelton Total Sets: O/U 2.5 | 43% | +133% | $61 |
| 11 | National Bank Open: Learner Tien vs Ben Shelton Set 2 Winner | 40% | +147% | - |
| 12 | National Bank Open: Learner Tien vs Ben Shelton Set 1 Winner | 40% | +147% | $4K |
| 13 | National Bank Open: Learner Tien vs Ben Shelton Set Handicap +/-1.5 | 40% | +150% | $261 |
| 14 | National Bank Open: Learner Tien vs Ben Shelton | 34% | +190% | $21K |
| 15 | National Bank Open: Learner Tien vs Ben Shelton Set 1 O/U 10.5 BEST VALUE | 34% | +199% | - |
Real-money prediction market · Trade with confidence
This market refers to the tennis match between Learner Tien and Ben Shelton in the National Bank Open, originally scheduled for August 12, 2026 at 7:30PM ET. This market will resolve to 'Learner Tien...
This prediction market tracks whether National Bank Open: Learner Tien vs Ben Shelton will occur, with $26K 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 National Bank Open: Learner Tien vs Ben Shelton Set 1 O/U 8.5 at 82%, 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 $26K 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 2026-08-19. 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 Aug 12, 2026 at 18:35 UTC, the leading outcome is National Bank Open: Learner Tien vs Ben Shelton Set 1 O/U 8.5 at 82% probability, with $26K in total trading volume on Polymarket.
What Are Prediction Markets? · How to Trade · Odds Calculator · Compare Platforms