The market strongly favors Porto: Gustavo Heide vs Goncalo Marques at 94%. High confidence — but lower potential returns.
| # | Outcome | Probability | If Right | Volume |
|---|---|---|---|---|
| 1 | Porto: Gustavo Heide vs Goncalo Marques | 94% | +6% | $11K |
| 2 | Porto: Gustavo Heide vs Goncalo Marques Set Handicap +/-1.5 | 84% | +18% | $35 |
| 3 | Porto: Gustavo Heide vs Goncalo Marques Set 1 Winner | 50% | +98% | - |
| 4 | Porto: Gustavo Heide vs Goncalo Marques Total Sets: O/U 2.5 | 50% | +98% | $52 |
| 5 | Completed Match | 50% | +100% | $7K |
| 6 | Porto: Gustavo Heide vs Goncalo Marques Set 2 O/U 8.5 | 50% | +100% | - |
| 7 | Porto: Gustavo Heide vs Goncalo Marques Match O/U 21.5 | 50% | +100% | - |
| 8 | Porto: Gustavo Heide vs Goncalo Marques Set 2 Winner | 50% | +100% | - |
| 9 | Porto: Gustavo Heide vs Goncalo Marques Set 1 O/U 8.5 | 50% | +100% | - |
| 10 | Porto: Gustavo Heide vs Goncalo Marques Set 2 O/U 9.5 | 50% | +100% | - |
| 11 | Porto: Gustavo Heide vs Goncalo Marques Match O/U 22.5 | 50% | +100% | - |
| 12 | Porto: Gustavo Heide vs Goncalo Marques Set 1 O/U 9.5 | 50% | +100% | - |
| 13 | Porto: Gustavo Heide vs Goncalo Marques Set 2 O/U 10.5 | 50% | +100% | - |
| 14 | Porto: Gustavo Heide vs Goncalo Marques Match O/U 23.5 | 50% | +100% | - |
| 15 | Porto: Gustavo Heide vs Goncalo Marques Set 1 O/U 10.5 | 50% | +100% | - |
| 16 | Porto: Gustavo Heide vs Goncalo Marques Set Handicap +/-1.5 BEST VALUE | 24% | +308% | - |
Real-money prediction market · Trade with confidence
This market refers to the tennis match between Gustavo Heide and Goncalo Marques in the Porto, originally scheduled for August 31, 2026 at 5:00AM ET. This market will resolve to 'Gustavo Heide' if Gu...
This prediction market tracks whether Porto: Gustavo Heide vs Goncalo Marques will occur, with $18K 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: Porto: Gustavo Heide vs Goncalo Marques is priced at 94%, 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 $18K 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 2026-09-07. 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 13:45 UTC, the leading outcome is Porto: Gustavo Heide vs Goncalo Marques at 94% probability, with $18K in total trading volume on Polymarket.
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