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| Outcome | Chance | 24h | 1 week | Bid · Ask | 24h volume | Ends |
|---|---|---|---|---|---|---|
| US Open, Qualification WTA: Rebecca Marino vs Fiona Ferro | 100% | — | — | >99¢ · 100¢ (<1¢) | — | ended |
| Completed Match | 100% | — | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open, Qualification WTA: Rebecca Marino vs Fiona Ferro Total Sets: O/U 2.5 | 0% | — | — | — · <1¢ | — | ended |
| US Open, Qualification WTA: Rebecca Marino vs Fiona Ferro Set Handicap +/-1.5 | 0% | — | — | — · <1¢ | — | ended |
| US Open, Qualification WTA: Rebecca Marino vs Fiona Ferro Set Handicap +/-1.5 | 100% | — | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open, Qualification WTA: Rebecca Marino vs Fiona Ferro Match O/U 23.5 | 0% | — | — | — · <1¢ | — | ended |
| US Open, Qualification WTA: Rebecca Marino vs Fiona Ferro Match O/U 22.5 | 0% | — | — | — · <1¢ | — | ended |
| US Open, Qualification WTA: Rebecca Marino vs Fiona Ferro Match O/U 21.5 | 0% | — | — | — · <1¢ | — | ended |
| US Open, Qualification WTA: Rebecca Marino vs Fiona Ferro Set 1 Winner | 100% | — | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open, Qualification WTA: Rebecca Marino vs Fiona Ferro Set 2 Winner | 100% | — | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open, Qualification WTA: Rebecca Marino vs Fiona Ferro Set 2 O/U 8.5 | 100% | — | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open, Qualification WTA: Rebecca Marino vs Fiona Ferro Set 1 O/U 8.5 | 0% | — | — | — · <1¢ | — | ended |
| US Open, Qualification WTA: Rebecca Marino vs Fiona Ferro Set 2 O/U 9.5 | 100% | — | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open, Qualification WTA: Rebecca Marino vs Fiona Ferro Set 1 O/U 9.5 | 0% | — | — | — · <1¢ | — | ended |
| US Open, Qualification WTA: Rebecca Marino vs Fiona Ferro Set 2 O/U 10.5 | 0% | — | — | — · <1¢ | — | ended |
| US Open, Qualification WTA: Rebecca Marino vs Fiona Ferro Set 1 O/U 10.5 | 0% | — | — | — · <1¢ | — | ended |
| US Open, Qualification WTA: Rebecca Marino vs Fiona Ferro Game Spread +/-1.5 | 0% | — | — | — · 1¢ | — | ended |
| When | Trader | Outcome | Bet | Size | P&L now | Insider |
|---|---|---|---|---|---|---|
| 60d | bot42 | US Open, Qualification WTA: Rebecca Marino vs Fiona Ferro | SellRebecca Marino>99¢ | $1,563 | −$2 −0.1% | — |
| 60d | swisstony | US Open, Qualification WTA: Rebecca Marino vs Fiona Ferro | BuyRebecca Marino92¢ → 100¢ | $1,170 | +$102 +8.7% | 5 |
| 60d | HomeRunHazard | US Open, Qualification WTA: Rebecca Marino vs Fiona Ferro | BuyRebecca Marino92¢ → 100¢ | $3,251 | +$283 +8.7% | 5 |
| 61d | 0x8a2c…3c32 | US Open, Qualification WTA: Rebecca Marino vs Fiona Ferro | BuyFiona Ferro62¢ → 0¢ | $2,000 | −$2,000 −100% | 4 |
| 61d | Jan7775 fills | US Open, Qualification WTA: Rebecca Marino vs Fiona Ferro | BuyRebecca Marino40¢ → 100¢ | $14,536 | +$21,954 +151% | 4 |
This market refers to the tennis match between Rebecca Marino and Fiona Ferro in the US Open, Qualification WTA, originally scheduled for August 24, 2026 at 11:00AM ET. This market will resolve to 'Rebecca Marino' if Rebecca Marino advances against Fiona Ferro. This market will resolve to 'Fiona Ferro' if Fiona Ferro advances against Rebecca Marino. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 7, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the WTA Tour. A consensus of credible reporting may also be used.
Sources: Polymarket's Gamma API, its CLOB price history and its Data API, read every two minutes. Prices are each outcome's Yes price, which is the market's probability: 100¢ for US Open, Qualification WTA: Rebecca Marino vs Fiona Ferro means the market gives it about 100%.