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| Outcome | Chance | 24h | 1 week | Bid · Ask | 24h volume | Ends |
|---|---|---|---|---|---|---|
| National Bank Open: Casper Ruud vs Joao Fonseca | 0% | −44 pts | — | — · <1¢ | — | ended |
| National Bank Open: Casper Ruud vs Joao Fonseca Total Sets: O/U 2.5 | 0% | −41 pts | — | — · <1¢ | — | ended |
| National Bank Open: Casper Ruud vs Joao Fonseca Set Handicap +/-1.5 | 100% | +64 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| National Bank Open: Casper Ruud vs Joao Fonseca Set 1 Winner | 0% | −47 pts | — | — · <1¢ | — | ended |
| National Bank Open: Casper Ruud vs Joao Fonseca Match O/U 22.5 | 0% | −50 pts | — | — · <1¢ | — | ended |
| National Bank Open: Casper Ruud vs Joao Fonseca Set 2 Winner | 0% | −46 pts | — | — · <1¢ | — | ended |
| National Bank Open: Casper Ruud vs Joao Fonseca Match O/U 21.5 | 100% | +41 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| National Bank Open: Casper Ruud vs Joao Fonseca Set 2 O/U 9.5 | 0% | −53 pts | — | — · <1¢ | — | ended |
| National Bank Open: Casper Ruud vs Joao Fonseca Match O/U 23.5 | 0% | −44 pts | — | — · <1¢ | — | ended |
| National Bank Open: Casper Ruud vs Joao Fonseca Set 1 O/U 10.5 | 100% | +65 pts | — | 99¢ · 100¢ (1¢) | — | ended |
| National Bank Open: Casper Ruud vs Joao Fonseca Set 1 O/U 8.5 | 100% | +26 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| National Bank Open: Casper Ruud vs Joao Fonseca Set 2 O/U 8.5 | 100% | +49 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| Completed Match | 100% | +50 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| National Bank Open: Casper Ruud vs Joao Fonseca Set 1 O/U 9.5 | 100% | +53 pts | — | 99¢ · 100¢ (1¢) | — | ended |
| National Bank Open: Casper Ruud vs Joao Fonseca Set 2 O/U 10.5 | 0% | −50 pts | — | — · <1¢ | — | ended |
| When | Trader | Outcome | Bet | Size | P&L now | Insider |
|---|---|---|---|---|---|---|
| 77d | NateAnthony | National Bank Open: Casper Ruud vs Joao Fonseca | SellJoao Fonseca>99¢ | $1,557 | −$2 −0.1% | — |
| 77d | lionkk | National Bank Open: Casper Ruud vs Joao Fonseca | SellJoao Fonseca>99¢ | $1,121 | −$1 −0.1% | — |
| 77d |  Kangta8585 | National Bank Open: Casper Ruud vs Joao Fonseca | SellJoao Fonseca>99¢ | $2,420 | −$2 −0.1% | — |
| 77d | Djdjdjekekek | National Bank Open: Casper Ruud vs Joao Fonseca | SellJoao Fonseca>99¢ | $56,294 | −$56 −0.1% | — |
| 77d | bordyugaqq | National Bank Open: Casper Ruud vs Joao Fonseca | SellJoao Fonseca>99¢ | $2,685 | −$3 −0.1% | — |
| 77d | jiiivi655 | National Bank Open: Casper Ruud vs Joao Fonseca | SellJoao Fonseca>99¢ | $1,426 | −$1 −0.1% | — |
| 77d |  Mr.Ape | National Bank Open: Casper Ruud vs Joao Fonseca | SellJoao Fonseca>99¢ | $4,306 | −$4 −0.1% | — |
| 77d | 0x4773…2289 | National Bank Open: Casper Ruud vs Joao Fonseca | BuyJoao Fonseca96¢ → 100¢ | $2,208 | +$95 +4.3% | 4 |
| 77d | thestingsnake | National Bank Open: Casper Ruud vs Joao Fonseca | SellJoao Fonseca95¢ → 100¢ | $1,387 | −$73 −5.3% | — |
| 77d | HomeRunHazard | National Bank Open: Casper Ruud vs Joao Fonseca | BuyJoao Fonseca94¢ → 100¢ | $7,937 | +$507 +6.4% | 4 |
| 77d | swisstony | National Bank Open: Casper Ruud vs Joao Fonseca | BuyJoao Fonseca93¢ → 100¢ | $1,223 | +$92 +7.5% | 4 |
| 77d |  Lawsuitevidencaugust2026 | National Bank Open: Casper Ruud vs Joao Fonseca | BuyJoao Fonseca94¢ → 100¢ | $7,520 | +$480 +6.4% | 4 |
| 77d | bordyugaqq | National Bank Open: Casper Ruud vs Joao Fonseca | BuyJoao Fonseca93¢ → 100¢ | $2,500 | +$188 +7.5% | 4 |
| 77d | nadirhabbo | National Bank Open: Casper Ruud vs Joao Fonseca | SellJoao Fonseca92¢ → 100¢ | $1,191 | −$100 −8.4% | — |
| 77d | 0xf3a1…bf4b | National Bank Open: Casper Ruud vs Joao Fonseca | BuyCasper Ruud25¢ → 0¢ | $2,885 | −$2,885 −100% | 6 |
| 77d | Djdjdjekekek3 fills | National Bank Open: Casper Ruud vs Joao Fonseca | BuyJoao Fonseca57¢ → 100¢ | $31,162 | +$23,322 +75% | 6 |
| 77d | Studious-Derrick | National Bank Open: Casper Ruud vs Joao Fonseca | BuyCasper Ruud25¢ → 0¢ | $2,000 | −$2,000 −100% | 12 |
| 77d | Rash-Copying | National Bank Open: Casper Ruud vs Joao Fonseca | SellJoao Fonseca75¢ → 100¢ | $21,943 | −$7,314 −33% | — |
| 77d | BaseballBill | National Bank Open: Casper Ruud vs Joao Fonseca | BuyJoao Fonseca76¢ → 100¢ | $7,600 | +$2,400 +32% | 6 |
| 77d |  one8tyfive3 fills | National Bank Open: Casper Ruud vs Joao Fonseca | BuyJoao Fonseca61¢ → 100¢ | $11,603 | +$7,342 +63% | 6 |
| 77d | 0x760f…326a | National Bank Open: Casper Ruud vs Joao Fonseca | BuyCasper Ruud49¢ → 0¢ | $10,000 | −$10,000 −100% | 6 |
| 77d | ebkk590 | National Bank Open: Casper Ruud vs Joao Fonseca | BuyJoao Fonseca48¢ → 100¢ | $1,380 | +$1,495 +108% | 6 |
| 77d | Reliable-Giggle | National Bank Open: Casper Ruud vs Joao Fonseca | BuyCasper Ruud43¢ → 0¢ | $1,780 | −$1,780 −100% | 6 |
| 77d | blinki | National Bank Open: Casper Ruud vs Joao Fonseca | SellJoao Fonseca46¢ → 100¢ | $1,840 | −$2,160 −117% | — |
| 77d | Eddd1x2 fills | National Bank Open: Casper Ruud vs Joao Fonseca | BuyJoao Fonseca52¢ → 100¢ | $5,813 | +$5,353 +92% | 6 |
| 77d | blinki | National Bank Open: Casper Ruud vs Joao Fonseca | SellCasper Ruud54¢ → 0¢ | $1,915 | +$1,915 +100% | — |
| 77d |  fRibrenlc | National Bank Open: Casper Ruud vs Joao Fonseca | BuyCasper Ruud54¢ → 0¢ | $1,809 | −$1,809 −100% | 6 |
| 77d | one8tyfive2 fills | National Bank Open: Casper Ruud vs Joao Fonseca | BuyCasper Ruud65¢ → 0¢ | $13,050 | −$13,050 −100% | 6 |
| 77d | Sick-Backyard | National Bank Open: Casper Ruud vs Joao Fonseca | BuyCasper Ruud54¢ → 0¢ | $1,223 | −$1,223 −100% | 6 |
| 77d | Eztennis | National Bank Open: Casper Ruud vs Joao Fonseca | BuyCasper Ruud52¢ → 0¢ | $10,366 | −$10,366 −100% | 6 |
| 77d | Rash-Copying2 fills | National Bank Open: Casper Ruud vs Joao Fonseca | BuyJoao Fonseca53¢ → 100¢ | $15,500 | +$13,758 +89% | 6 |
| 77d | alruelop | National Bank Open: Casper Ruud vs Joao Fonseca | BuyJoao Fonseca49¢ → 100¢ | $1,200 | +$1,249 +104% | 6 |
| 77d | Substantial-Service | National Bank Open: Casper Ruud vs Joao Fonseca | BuyJoao Fonseca47¢ → 100¢ | $22,288 | +$25,134 +113% | 6 |
| 77d | tennistrader20 | National Bank Open: Casper Ruud vs Joao Fonseca | BuyCasper Ruud44¢ → 0¢ | $4,000 | −$4,000 −100% | 6 |
| 77d | comon119 | National Bank Open: Casper Ruud vs Joao Fonseca | BuyJoao Fonseca57¢ → 100¢ | $2,850 | +$2,150 +75% | 6 |
| 77d | omnibus-076daa | National Bank Open: Casper Ruud vs Joao Fonseca Set Handicap +/-1.5 | BuyFonseca35¢ → 100¢ | $1,905 | +$3,537 +186% | 6 |
| 77d | Icky-Yogurt | National Bank Open: Casper Ruud vs Joao Fonseca | BuyJoao Fonseca56¢ → 100¢ | $1,716 | +$1,348 +79% | 6 |
| 77d | JAMJAMJAM4 | National Bank Open: Casper Ruud vs Joao Fonseca | BuyJoao Fonseca56¢ → 100¢ | $2,016 | +$1,584 +79% | 6 |
| 77d | NiNo9992 fills | National Bank Open: Casper Ruud vs Joao Fonseca Total Sets: O/U 2.5 | BuyOver 2.542¢ → 0¢ | $4,000 | −$4,000 −100% | 6 |
| 77d | AV23IUa | National Bank Open: Casper Ruud vs Joao Fonseca | BuyJoao Fonseca55¢ → 100¢ | $24,804 | +$20,294 +82% | 6 |
| 77d |  PROBABILITYTRADER | National Bank Open: Casper Ruud vs Joao Fonseca | BuyCasper Ruud46¢ → 0¢ | $4,761 | −$4,761 −100% | 6 |
| 77d |  kamloic | National Bank Open: Casper Ruud vs Joao Fonseca | BuyCasper Ruud46¢ → 0¢ | $3,563 | −$3,563 −100% | 6 |
| 77d | PendulumExchange | National Bank Open: Casper Ruud vs Joao Fonseca | BuyJoao Fonseca54¢ → 100¢ | $8,657 | +$7,374 +85% | 6 |
| 77d | k56 | National Bank Open: Casper Ruud vs Joao Fonseca | BuyCasper Ruud47¢ → 0¢ | $3,623 | −$3,623 −100% | 6 |
| 77d | Follow555 | National Bank Open: Casper Ruud vs Joao Fonseca | BuyJoao Fonseca54¢ → 100¢ | $1,500 | +$1,278 +85% | 6 |
| 77d | dv-pm | National Bank Open: Casper Ruud vs Joao Fonseca | BuyJoao Fonseca53¢ → 100¢ | $4,086 | +$3,624 +89% | 6 |
| 77d | jtwyslljy | National Bank Open: Casper Ruud vs Joao Fonseca | BuyCasper Ruud47¢ → 0¢ | $2,028 | −$2,028 −100% | 6 |
| 77d | riverskew2 fills | National Bank Open: Casper Ruud vs Joao Fonseca | BuyCasper Ruud46¢ → 0¢ | $6,297 | −$6,297 −100% | 4 |
| 77d | sidekicks1 | National Bank Open: Casper Ruud vs Joao Fonseca | BuyCasper Ruud46¢ → 0¢ | $1,589 | −$1,589 −100% | 6 |
| 78d | fastball672 fills | National Bank Open: Casper Ruud vs Joao Fonseca | BuyCasper Ruud43¢ → 0¢ | $10,215 | −$10,215 −100% | 4 |
| 78d | ferrariChampions2026 | National Bank Open: Casper Ruud vs Joao Fonseca | BuyJoao Fonseca57¢ → 100¢ | $6,346 | +$4,776 +75% | 4 |
eskk10,441 shareskamloic7,745 sharesThis market refers to the tennis match between Casper Ruud and Joao Fonseca in the National Bank Open, originally scheduled for August 7, 2026 at 10:00AM ET. This market will resolve to 'Casper Ruud' if Casper Ruud advances against Joao Fonseca. This market will resolve to 'Joao Fonseca' if Joao Fonseca advances against Casper Ruud. 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 ATP 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: Casper Ruud vs Joao Fonseca means the market gives it about 0%.