US Open ATP: Karen Khachanov vs Alexander Blockx Set 1 O/U 8.5 leads at 80%. Moderate consensus — room for value on contrarian bets.
| # | Outcome | Probability | If Right | Volume |
|---|---|---|---|---|
| 1 | US Open ATP: Karen Khachanov vs Alexander Blockx Set 1 O/U 8.5 | 80% | +25% | - |
| 2 | US Open ATP: Karen Khachanov vs Alexander Blockx Total Sets: O/U 3.5 | 66% | +50% | $3K |
| 3 | US Open ATP: Karen Khachanov vs Alexander Blockx | 62% | +63% | $96K |
| 4 | US Open ATP: Karen Khachanov vs Alexander Blockx Match O/U 36.5 | 60% | +65% | $423 |
| 5 | US Open ATP: Karen Khachanov vs Alexander Blockx Set 1 O/U 9.5 | 60% | +68% | - |
| 6 | US Open ATP: Karen Khachanov vs Alexander Blockx Set 1 Winner | 56% | +77% | $85 |
| 7 | US Open ATP: Karen Khachanov vs Alexander Blockx Set 2 Winner | 56% | +80% | - |
| 8 | US Open ATP: Karen Khachanov vs Alexander Blockx Set 3 Winner | 55% | +82% | - |
| 9 | US Open ATP: Karen Khachanov vs Alexander Blockx Game Spread +/-1.5 | 55% | +82% | $2 |
| 10 | US Open ATP: Karen Khachanov vs Alexander Blockx Match O/U 38.5 | 54% | +85% | $222 |
| 11 | US Open ATP: Karen Khachanov vs Alexander Blockx Set 4 Winner | 50% | +100% | - |
| 12 | US Open ATP: Karen Khachanov vs Alexander Blockx Set 2 O/U 8.5 | 50% | +100% | - |
| 13 | US Open ATP: Karen Khachanov vs Alexander Blockx Set 2 O/U 9.5 | 50% | +100% | - |
| 14 | US Open ATP: Karen Khachanov vs Alexander Blockx Set 2 O/U 10.5 | 50% | +100% | - |
| 15 | US Open ATP: Karen Khachanov vs Alexander Blockx Set 3 O/U 8.5 | 50% | +100% | - |
| 16 | US Open ATP: Karen Khachanov vs Alexander Blockx Set 3 O/U 9.5 | 50% | +100% | - |
| 17 | US Open ATP: Karen Khachanov vs Alexander Blockx Set 3 O/U 10.5 | 50% | +100% | - |
| 18 | US Open ATP: Karen Khachanov vs Alexander Blockx Set 4 O/U 9.5 | 50% | +100% | - |
| 19 | US Open ATP: Karen Khachanov vs Alexander Blockx Set 4 O/U 10.5 | 50% | +100% | - |
| 20 | US Open ATP: Karen Khachanov vs Alexander Blockx Match O/U 40.5 BEST VALUE | 48% | +108% | $5 |
Real-money prediction market · Trade with confidence
This market refers to the tennis match between Karen Khachanov and Alexander Blockx in the US Open ATP, originally scheduled for September 9, 2026 at 11:30AM ET. This market will resolve to 'Karen Kh...
This prediction market tracks whether US Open ATP: Karen Khachanov vs Alexander Blockx will occur, with $112K 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: Karen Khachanov vs Alexander Blockx Set 1 O/U 8.5 at 80%, 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 $80K traded in the last 24 hours alone (71% 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 2026-09-16. 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 15:05 UTC, the leading outcome is US Open ATP: Karen Khachanov vs Alexander Blockx Set 1 O/U 8.5 at 80% probability, with $112K in total trading volume on Polymarket.
The total trading volume for this market is $112K, with $80K traded in the last 24 hours. This represents real money at stake from prediction market traders on Polymarket.
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