The market strongly favors Swiss Open: Stefanos Tsitsipas vs Raphael Collignon Set 1 O/U 8.5 at 90%. High confidence — but lower potential returns.
| # | Outcome | Probability | If Right | Volume |
|---|---|---|---|---|
| 1 | Swiss Open: Stefanos Tsitsipas vs Raphael Collignon Set 1 O/U 8.5 | 90% | +12% | $223 |
| 2 | Swiss Open: Stefanos Tsitsipas vs Raphael Collignon Set 1 O/U 9.5 | 73% | +37% | - |
| 3 | Swiss Open: Stefanos Tsitsipas vs Raphael Collignon Match O/U 21.5 | 72% | +40% | - |
| 4 | Swiss Open: Stefanos Tsitsipas vs Raphael Collignon Match O/U 22.5 | 60% | +65% | $88 |
| 5 | Swiss Open: Stefanos Tsitsipas vs Raphael Collignon Set 2 O/U 9.5 | 58% | +71% | - |
| 6 | Swiss Open: Stefanos Tsitsipas vs Raphael Collignon | 56% | +77% | $97K |
| 7 | Swiss Open: Stefanos Tsitsipas vs Raphael Collignon Set 2 Winner | 56% | +80% | $147 |
| 8 | Swiss Open: Stefanos Tsitsipas vs Raphael Collignon Set 1 Winner | 55% | +83% | $902 |
| 9 | Swiss Open: Stefanos Tsitsipas vs Raphael Collignon Match O/U 23.5 | 52% | +90% | $68 |
| 10 | Completed Match | 50% | +98% | - |
| 11 | Swiss Open: Stefanos Tsitsipas vs Raphael Collignon Set 2 O/U 8.5 | 48% | +108% | - |
| 12 | Swiss Open: Stefanos Tsitsipas vs Raphael Collignon Total Sets: O/U 2.5 | 44% | +125% | $407 |
| 13 | Swiss Open: Stefanos Tsitsipas vs Raphael Collignon Set 2 O/U 10.5 | 44% | +130% | $9 |
| 14 | Swiss Open: Stefanos Tsitsipas vs Raphael Collignon Set 1 O/U 10.5 | 44% | +130% | $211 |
| 15 | Swiss Open: Stefanos Tsitsipas vs Raphael Collignon Set Handicap +/-1.5 BEST VALUE | 32% | +217% | $1K |
Real-money prediction market · Trade with confidence
This market refers to the tennis match between Stefanos Tsitsipas and Raphael Collignon in the Swiss Open, originally scheduled for July 19, 2026 at 4:00AM ET. This market will resolve to 'Stefanos T...
This prediction market tracks whether Swiss Open: Stefanos Tsitsipas vs Raphael Collignon will occur, with $100K 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: Swiss Open: Stefanos Tsitsipas vs Raphael Collignon Set 1 O/U 8.5 is priced at 90%, 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 $100K 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 2026-07-26. 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 Jul 19, 2026 at 05:05 UTC, the leading outcome is Swiss Open: Stefanos Tsitsipas vs Raphael Collignon Set 1 O/U 8.5 at 90% probability, with $100K in total trading volume on Polymarket.
The total trading volume for this market is $100K, with $100K traded in the last 24 hours. This represents real money at stake from prediction market traders on Polymarket.
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