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| Outcome | Chance | 24h | 1 week | Bid · Ask | 24h volume | Ends |
|---|---|---|---|---|---|---|
| W50 Quebec City: Madison Sieg vs Ariana Arseneault Set Handicap +/-1.5 | 100% | — | — | >99¢ · 100¢ (<1¢) | — | ended |
| W50 Quebec City: Madison Sieg vs Ariana Arseneault | 0% | — | — | — · <1¢ | — | ended |
| W50 Quebec City: Madison Sieg vs Ariana Arseneault Set Handicap +/-1.5 | 0% | — | — | — · 1¢ | — | ended |
| When | Trader | Outcome | Bet | Size | P&L now | Insider |
|---|---|---|---|---|---|---|
| 9d | Hard-Ironclad | W50 Quebec City: Madison Sieg vs Ariana Arseneault | BuyAriana Arseneault95¢ → 100¢ | $6,217 | +$293 +4.7% | 4 |
| 9d |  JoeMaserati | W50 Quebec City: Madison Sieg vs Ariana Arseneault | BuyAriana Arseneault96¢ → 100¢ | $1,241 | +$52 +4.2% | 4 |
| 9d | omnibus-076daa | W50 Quebec City: Madison Sieg vs Ariana Arseneault | BuyMadison Sieg34¢ → 0¢ | $1,236 | −$1,236 −100% | 6 |
This market refers to the tennis match between Madison Sieg and Ariana Arseneault in the W50 Quebec City, Main Draw, originally scheduled for October 15, 2026 at 11:00AM ET. This market will resolve to 'Madison Sieg' if Madison Sieg advances against Ariana Arseneault. This market will resolve to 'Ariana Arseneault' if Ariana Arseneault advances against Madison Sieg. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by October 29, 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 International Tennis Federation (ITF). 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 W50 Quebec City: Madison Sieg vs Ariana Arseneault Set Handicap +/-1.5 means the market gives it about 100%.