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| Outcome | Chance | 24h | 1 week | Bid · Ask | 24h volume | Ends |
|---|---|---|---|---|---|---|
| National Bank Open: Leylah Fernandez vs Naomi Osaka | 0% | −30 pts | — | — · <1¢ | — | ended |
| National Bank Open: Leylah Fernandez vs Naomi Osaka Set 2 Winner | 0% | −63 pts | — | — · <1¢ | — | ended |
| National Bank Open: Leylah Fernandez vs Naomi Osaka Set Handicap +/-1.5 | 100% | +53 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| National Bank Open: Leylah Fernandez vs Naomi Osaka Match O/U 21.5 | 0% | −48 pts | — | — · <1¢ | — | ended |
| National Bank Open: Leylah Fernandez vs Naomi Osaka Set 1 Winner | 0% | −34 pts | — | — · <1¢ | — | ended |
| Completed Match | 100% | +50 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| National Bank Open: Leylah Fernandez vs Naomi Osaka Match O/U 22.5 | 0% | −41 pts | — | — · <1¢ | — | ended |
| National Bank Open: Leylah Fernandez vs Naomi Osaka Set 1 O/U 8.5 | 100% | +31 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| National Bank Open: Leylah Fernandez vs Naomi Osaka Total Sets: O/U 2.5 | 0% | −35 pts | — | — · <1¢ | — | ended |
| National Bank Open: Leylah Fernandez vs Naomi Osaka Set 2 O/U 8.5 | 100% | +49 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| National Bank Open: Leylah Fernandez vs Naomi Osaka Set 2 O/U 9.5 | 100% | +49 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| National Bank Open: Leylah Fernandez vs Naomi Osaka Set 2 O/U 10.5 | 0% | −50 pts | — | — · 1¢ | — | ended |
| National Bank Open: Leylah Fernandez vs Naomi Osaka Set 1 O/U 9.5 | 100% | +54 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| National Bank Open: Leylah Fernandez vs Naomi Osaka Match O/U 23.5 | 0% | −39 pts | — | — · 1¢ | — | ended |
| National Bank Open: Leylah Fernandez vs Naomi Osaka Set 1 O/U 10.5 | 0% | −23 pts | — | — · <1¢ | — | ended |
| When | Trader | Outcome | Bet | Size | P&L now | Insider |
|---|---|---|---|---|---|---|
| 75d | tennischamp | National Bank Open: Leylah Fernandez vs Naomi Osaka | SellNaomi Osaka>99¢ | $16,676 | −$17 −0.1% | — |
| 75d | Confused-Birthday | National Bank Open: Leylah Fernandez vs Naomi Osaka | SellNaomi Osaka>99¢ | $2,080 | −$2 −0.1% | — |
| 75d |  alpheclabs | National Bank Open: Leylah Fernandez vs Naomi Osaka | SellNaomi Osaka>99¢ | $2,221 | −$2 −0.1% | — |
| 75d | acc1211 | National Bank Open: Leylah Fernandez vs Naomi Osaka | SellNaomi Osaka>99¢ | $30,280 | −$30 −0.1% | — |
| 75d |  Revolving-Climb | National Bank Open: Leylah Fernandez vs Naomi Osaka | SellNaomi Osaka98¢ → 100¢ | $1,172 | −$23 −1.9% | — |
| 75d | swisstony7 fills | National Bank Open: Leylah Fernandez vs Naomi Osaka | BuyNaomi Osaka86¢ → 100¢ | $38,126 | +$6,212 +16% | 5 |
| 75d | raihanhyder | National Bank Open: Leylah Fernandez vs Naomi Osaka | BuyNaomi Osaka98¢ → 100¢ | $10,000 | +$233 +2.3% | 4 |
| 75d | mpoly | National Bank Open: Leylah Fernandez vs Naomi Osaka | BuyNaomi Osaka97¢ → 100¢ | $3,000 | +$81 +2.7% | 4 |
| 75d | dmoralez5 fills | National Bank Open: Leylah Fernandez vs Naomi Osaka | SellNaomi Osaka88¢ → 100¢ | $9,505 | −$1,293 −14% | — |
| 75d | luckydees | National Bank Open: Leylah Fernandez vs Naomi Osaka | BuyNaomi Osaka97¢ → 100¢ | $1,067 | +$33 +3.1% | 4 |
| 75d | dmoralez4 fills | National Bank Open: Leylah Fernandez vs Naomi Osaka | BuyNaomi Osaka87¢ → 100¢ | $6,623 | +$1,004 +15% | 5 |
| 75d | Confused-Birthday | National Bank Open: Leylah Fernandez vs Naomi Osaka | BuyNaomi Osaka84¢ → 100¢ | $1,749 | +$333 +19% | 5 |
| 75d | Arcus-AI | National Bank Open: Leylah Fernandez vs Naomi Osaka | BuyNaomi Osaka93¢ → 100¢ | $1,059 | +$80 +7.5% | 4 |
| 75d | HomeRunHazard | National Bank Open: Leylah Fernandez vs Naomi Osaka | BuyNaomi Osaka89¢ → 100¢ | $3,331 | +$412 +12% | 5 |
| 75d | kkookkoo | National Bank Open: Leylah Fernandez vs Naomi Osaka | BuyLeylah Fernandez18¢ → 0¢ | $3,333 | −$3,333 −100% | 6 |
| 75d | AGUGava2 fills | National Bank Open: Leylah Fernandez vs Naomi Osaka | BuyLeylah Fernandez21¢ → 0¢ | $6,400 | −$6,400 −100% | 6 |
| 75d | HerbertAppreciator | National Bank Open: Leylah Fernandez vs Naomi Osaka | BuyLeylah Fernandez17¢ → 0¢ | $1,001 | −$1,001 −100% | 6 |
| 75d | ferrariChampions2026 | National Bank Open: Leylah Fernandez vs Naomi Osaka | BuyLeylah Fernandez14¢ → 0¢ | $2,199 | −$2,199 −100% | 6 |
| 75d | acc1211 | National Bank Open: Leylah Fernandez vs Naomi Osaka | BuyNaomi Osaka87¢ → 100¢ | $26,335 | +$3,935 +15% | 5 |
| 75d | tennischamp2 fills | National Bank Open: Leylah Fernandez vs Naomi Osaka | BuyNaomi Osaka83¢ → 100¢ | $9,295 | +$1,839 +20% | 5 |
| 75d |  RN1 | National Bank Open: Leylah Fernandez vs Naomi Osaka | BuyLeylah Fernandez22¢ → 0¢ | $3,109 | −$3,109 −100% | 6 |
| 75d | HomeRunHazard | National Bank Open: Leylah Fernandez vs Naomi Osaka | BuyLeylah Fernandez21¢ → 0¢ | $1,564 | −$1,564 −100% | 6 |
| 75d | omnibus-076daa | National Bank Open: Leylah Fernandez vs Naomi Osaka | BuyLeylah Fernandez18¢ → 0¢ | $2,260 | −$2,260 −100% | 6 |
| 75d |  MPJ07082026 | National Bank Open: Leylah Fernandez vs Naomi Osaka | BuyNaomi Osaka73¢ → 100¢ | $3,000 | +$1,110 +37% | 6 |
| 75d | ferrariChampions2026 | National Bank Open: Leylah Fernandez vs Naomi Osaka | BuyNaomi Osaka75¢ → 100¢ | $5,253 | +$1,751 +33% | 6 |
| 75d | Djdjdjekekek | National Bank Open: Leylah Fernandez vs Naomi Osaka | BuyLeylah Fernandez25¢ → 0¢ | $20,745 | −$20,745 −100% | 6 |
| 75d |  JustADonk2 fills | National Bank Open: Leylah Fernandez vs Naomi Osaka | BuyNaomi Osaka70¢ → 100¢ | $9,955 | +$4,267 +43% | 6 |
| 75d |  ComingBack | National Bank Open: Leylah Fernandez vs Naomi Osaka | BuyNaomi Osaka70¢ → 100¢ | $3,434 | +$1,472 +43% | 6 |
| 75d | 0xkainandabel | National Bank Open: Leylah Fernandez vs Naomi Osaka | BuyNaomi Osaka70¢ → 100¢ | $2,800 | +$1,200 +43% | 6 |
eskk8,169 sharesThis market refers to the tennis match between Leylah Fernandez and Naomi Osaka in the National Bank Open, originally scheduled for August 9, 2026 at 10:00AM ET. This market will resolve to 'Leylah Fernandez' if Leylah Fernandez advances against Naomi Osaka. This market will resolve to 'Naomi Osaka' if Naomi Osaka advances against Leylah Fernandez. If the match is canceled (not played at all), ends in a tie, or is delayed beyond 7 days from the scheduled date without a winner determined, 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: 0¢ for National Bank Open: Leylah Fernandez vs Naomi Osaka means the market gives it about 0%.