The market strongly favors US Open WTA: Kimberly Birrell vs Petra Marcinko Set 1 O/U 8.5 at 100%. High confidence — but lower potential returns.
| # | Outcome | Probability | If Right | Volume |
|---|---|---|---|---|
| 1 | US Open WTA: Kimberly Birrell vs Petra Marcinko Set 1 O/U 8.5 | 100% | - | $55 |
| 2 | US Open WTA: Kimberly Birrell vs Petra Marcinko Set 2 O/U 8.5 | 100% | - | - |
| 3 | US Open WTA: Kimberly Birrell vs Petra Marcinko Match O/U 21.5 | 100% | - | $146 |
| 4 | US Open WTA: Kimberly Birrell vs Petra Marcinko Set 2 O/U 9.5 | 100% | - | - |
| 5 | US Open WTA: Kimberly Birrell vs Petra Marcinko Set 2 O/U 10.5 | 100% | - | - |
| 6 | Completed Match | 50% | +100% | $1K |
| 7 | US Open WTA: Kimberly Birrell vs Petra Marcinko Set 2 Winner | 50% | +100% | $570 |
| 8 | US Open WTA: Kimberly Birrell vs Petra Marcinko Game Spread +/-1.5 | 50% | +100% | - |
| 9 | US Open WTA: Kimberly Birrell vs Petra Marcinko Match O/U 22.5 | 50% | +100% | $26 |
| 10 | US Open WTA: Kimberly Birrell vs Petra Marcinko Match O/U 23.5 | 50% | +100% | $44 |
| 11 | US Open WTA: Kimberly Birrell vs Petra Marcinko Total Sets: O/U 2.5 | 48% | +111% | $17 |
| 12 | US Open WTA: Kimberly Birrell vs Petra Marcinko BEST VALUE | 26% | +277% | $193K |
Real-money prediction market · Trade with confidence
This market refers to the tennis match between Kimberly Birrell and Petra Marcinko in the US Open WTA, originally scheduled for August 30, 2026 at 11:00AM ET. This market will resolve to 'Kimberly Bi...
This prediction market tracks whether US Open WTA: Kimberly Birrell vs Petra Marcinko will occur, with $196K 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.
The market shows strong consensus: US Open WTA: Kimberly Birrell vs Petra Marcinko Set 1 O/U 8.5 is priced at 100%, indicating traders overwhelmingly expect this outcome. At this probability level, the potential return on a correct bet is relatively low, but contrarian positions carry significant upside if the consensus proves wrong.
Trading activity is exceptionally high, with $195K 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 2026-09-06. 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 31, 2026 at 00:45 UTC, the leading outcome is US Open WTA: Kimberly Birrell vs Petra Marcinko Set 1 O/U 8.5 at 100% probability, with $196K in total trading volume on Polymarket.
The total trading volume for this market is $196K, with $195K traded in the last 24 hours. This represents real money at stake from prediction market traders on Polymarket.
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