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| Outcome | Chance | 24h | 1 week | Bid · Ask | 24h volume | Ends |
|---|---|---|---|---|---|---|
| National Bank Open: Joao Fonseca vs Ben Shelton | 0% | −46 pts | — | — · <1¢ | — | ended |
| National Bank Open: Joao Fonseca vs Ben Shelton Set 1 Winner | 0% | −48 pts | — | — · <1¢ | — | ended |
| National Bank Open: Joao Fonseca vs Ben Shelton Set 2 Winner | 0% | −47 pts | — | — · <1¢ | — | ended |
| National Bank Open: Joao Fonseca vs Ben Shelton Match O/U 22.5 | 0% | −56 pts | — | — · <1¢ | — | ended |
| National Bank Open: Joao Fonseca vs Ben Shelton Match O/U 21.5 | 100% | +43 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| National Bank Open: Joao Fonseca vs Ben Shelton Total Sets: O/U 2.5 | 0% | −42 pts | — | — · <1¢ | — | ended |
| Completed Match | 100% | +50 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| National Bank Open: Joao Fonseca vs Ben Shelton Match O/U 23.5 | 0% | −49 pts | — | — · <1¢ | — | ended |
| National Bank Open: Joao Fonseca vs Ben Shelton Set Handicap +/-1.5 | 100% | +67 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| National Bank Open: Joao Fonseca vs Ben Shelton Set 1 O/U 10.5 | 0% | −43 pts | — | — · <1¢ | — | ended |
| National Bank Open: Joao Fonseca vs Ben Shelton Set 2 O/U 10.5 | 100% | +50 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| National Bank Open: Joao Fonseca vs Ben Shelton Set 2 O/U 8.5 | 100% | +50 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| National Bank Open: Joao Fonseca vs Ben Shelton Set 2 O/U 9.5 | 100% | +50 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| National Bank Open: Joao Fonseca vs Ben Shelton Set 1 O/U 8.5 | 100% | +49 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| National Bank Open: Joao Fonseca vs Ben Shelton Set 1 O/U 9.5 | 0% | −50 pts | — | — · <1¢ | — | ended |
| When | Trader | Outcome | Bet | Size | P&L now | Insider |
|---|---|---|---|---|---|---|
| 75d | raihanhyder | National Bank Open: Joao Fonseca vs Ben Shelton | SellBen Shelton>99¢ | $10,406 | −$10 −0.1% | — |
| 75d | bigwhale1337 | National Bank Open: Joao Fonseca vs Ben Shelton | SellBen Shelton>99¢ | $2,045 | −$2 −0.1% | — |
| 75d | Notag12411 | National Bank Open: Joao Fonseca vs Ben Shelton | SellBen Shelton>99¢ | $1,578 | −$2 −0.1% | — |
| 75d | Confused-Birthday | National Bank Open: Joao Fonseca vs Ben Shelton | SellBen Shelton>99¢ | $1,751 | −$2 −0.1% | — |
| 75d | mamee23 fills | National Bank Open: Joao Fonseca vs Ben Shelton | SellBen Shelton74¢ → 100¢ | $22,476 | −$8,079 −36% | — |
| 75d |  DoShanna456818 | National Bank Open: Joao Fonseca vs Ben Shelton | SellBen Shelton>99¢ | $3,275 | −$3 −0.1% | — |
| 75d |  TennisFanboy | National Bank Open: Joao Fonseca vs Ben Shelton | SellBen Shelton>99¢ | $1,687 | −$2 −0.1% | — |
| 75d | Fair-Lobster | National Bank Open: Joao Fonseca vs Ben Shelton | SellBen Shelton>99¢ | $1,195 | −$1 −0.1% | — |
| 75d | Scornful-Gym-Retreat | National Bank Open: Joao Fonseca vs Ben Shelton | SellBen Shelton>99¢ | $2,676 | −$3 −0.1% | — |
| 75d | tennistrader202 fills | National Bank Open: Joao Fonseca vs Ben Shelton | SellBen Shelton88¢ → 100¢ | $3,412 | −$481 −14% | — |
| 75d | acc1211 | National Bank Open: Joao Fonseca vs Ben Shelton | SellBen Shelton>99¢ | $26,543 | −$27 −0.1% | — |
| 75d | MilesY | National Bank Open: Joao Fonseca vs Ben Shelton | SellBen Shelton>99¢ | $2,392 | −$2 −0.1% | — |
| 75d | blinki7 fills | National Bank Open: Joao Fonseca vs Ben Shelton | SellBen Shelton81¢ → 100¢ | $15,775 | −$3,641 −23% | — |
| 75d | Tantula | National Bank Open: Joao Fonseca vs Ben Shelton | SellBen Shelton>99¢ | $2,368 | −$2 −0.1% | — |
| 75d | raihanhyder | National Bank Open: Joao Fonseca vs Ben Shelton | BuyBen Shelton96¢ → 100¢ | $10,000 | +$417 +4.2% | 4 |
| 75d | mm12310 | National Bank Open: Joao Fonseca vs Ben Shelton | SellBen Shelton89¢ → 100¢ | $1,213 | −$150 −12% | — |
| 75d | HomeRunHazard3 fills | National Bank Open: Joao Fonseca vs Ben Shelton | BuyJoao Fonseca16¢ → 0¢ | $4,378 | −$4,378 −100% | 4 |
| 75d | blinki4 fills | National Bank Open: Joao Fonseca vs Ben Shelton | BuyBen Shelton69¢ → 100¢ | $7,384 | +$3,333 +45% | 4 |
| 75d | HerbertAppreciator | National Bank Open: Joao Fonseca vs Ben Shelton | BuyJoao Fonseca21¢ → 0¢ | $3,339 | −$3,339 −100% | 4 |
| 75d |  Zelenskys-suit | National Bank Open: Joao Fonseca vs Ben Shelton | BuyBen Shelton79¢ → 100¢ | $2,219 | +$590 +27% | 4 |
| 75d | kibanachi3 fills | National Bank Open: Joao Fonseca vs Ben Shelton | BuyBen Shelton79¢ → 100¢ | $12,495 | +$3,255 +26% | 4 |
| 75d | Arcus-AI2 fills | National Bank Open: Joao Fonseca vs Ben Shelton | SellBen Shelton84¢ → 100¢ | $3,384 | −$626 −19% | — |
| 75d | HomeRunHazard3 fills | National Bank Open: Joao Fonseca vs Ben Shelton | BuyBen Shelton69¢ → 100¢ | $9,361 | +$4,197 +45% | 4 |
| 75d | anonboi22 fills | National Bank Open: Joao Fonseca vs Ben Shelton | BuyBen Shelton85¢ → 100¢ | $8,658 | +$1,582 +18% | 4 |
| 75d | SchruteBucks | National Bank Open: Joao Fonseca vs Ben Shelton | SellBen Shelton86¢ → 100¢ | $2,284 | −$372 −16% | — |
| 75d | flatbarrel | National Bank Open: Joao Fonseca vs Ben Shelton | BuyBen Shelton87¢ → 100¢ | $6,429 | +$961 +15% | 4 |
| 75d | SchruteBucks | National Bank Open: Joao Fonseca vs Ben Shelton | BuyBen Shelton87¢ → 100¢ | $2,344 | +$356 +15% | 4 |
| 75d | bordyugaqq | National Bank Open: Joao Fonseca vs Ben Shelton | BuyBen Shelton84¢ → 100¢ | $2,000 | +$381 +19% | 4 |
| 75d |  one8tyfive | National Bank Open: Joao Fonseca vs Ben Shelton | BuyBen Shelton80¢ → 100¢ | $3,200 | +$800 +25% | 4 |
| 75d |  TRCM | National Bank Open: Joao Fonseca vs Ben Shelton | BuyJoao Fonseca13¢ → 0¢ | $1,170 | −$1,170 −100% | 4 |
| 75d | flatbarrel | National Bank Open: Joao Fonseca vs Ben Shelton | BuyJoao Fonseca13¢ → 0¢ | $1,170 | −$1,170 −100% | 4 |
| 75d | acc1211 | National Bank Open: Joao Fonseca vs Ben Shelton | BuyBen Shelton87¢ → 100¢ | $2,018 | +$302 +15% | 4 |
| 75d | nggmd | National Bank Open: Joao Fonseca vs Ben Shelton | BuyJoao Fonseca18¢ → 0¢ | $8,080 | −$8,080 −100% | 4 |
| 75d |  aman90 | National Bank Open: Joao Fonseca vs Ben Shelton | BuyBen Shelton83¢ → 100¢ | $1,079 | +$221 +20% | 4 |
| 75d | vgybhu2 fills | National Bank Open: Joao Fonseca vs Ben Shelton | BuyBen Shelton69¢ → 100¢ | $6,900 | +$3,100 +45% | 4 |
| 75d | sbsigner | National Bank Open: Joao Fonseca vs Ben Shelton | BuyJoao Fonseca27¢ → 0¢ | $4,382 | −$4,382 −100% | 4 |
| 75d | ferrariChampions2026 | National Bank Open: Joao Fonseca vs Ben Shelton | BuyBen Shelton72¢ → 100¢ | $21,318 | +$8,300 +39% | 4 |
| 75d | tennistrader20 | National Bank Open: Joao Fonseca vs Ben Shelton | BuyBen Shelton70¢ → 100¢ | $2,744 | +$1,149 +42% | 4 |
| 75d | tennistrader20 | National Bank Open: Joao Fonseca vs Ben Shelton | SellJoao Fonseca34¢ → 0¢ | $1,348 | +$1,348 +100% | — |
| 75d | deportation1 | National Bank Open: Joao Fonseca vs Ben Shelton | BuyBen Shelton69¢ → 100¢ | $1,849 | +$831 +45% | 4 |
| 75d | swisstony4 fills | National Bank Open: Joao Fonseca vs Ben Shelton | BuyBen Shelton59¢ → 100¢ | $24,884 | +$17,352 +70% | 4 |
| 75d | Djdjdjekekek3 fills | National Bank Open: Joao Fonseca vs Ben Shelton | BuyJoao Fonseca41¢ → 0¢ | $4,979 | −$4,979 −100% | 4 |
| 75d | kkookkoo | National Bank Open: Joao Fonseca vs Ben Shelton | BuyJoao Fonseca40¢ → 0¢ | $2,679 | −$2,679 −100% | 4 |
| 75d | DoShanna456818 | National Bank Open: Joao Fonseca vs Ben Shelton | BuyBen Shelton61¢ → 100¢ | $2,000 | +$1,279 +64% | 4 |
| 75d | Substantial-Service2 fills | National Bank Open: Joao Fonseca vs Ben Shelton | BuyBen Shelton65¢ → 100¢ | $41,511 | +$22,070 +53% | 4 |
| 75d | zagzig123 | National Bank Open: Joao Fonseca vs Ben Shelton | BuyJoao Fonseca40¢ → 0¢ | $5,000 | −$5,000 −100% | 4 |
| 75d | mamee24 fills | National Bank Open: Joao Fonseca vs Ben Shelton | BuyBen Shelton51¢ → 100¢ | $12,699 | +$12,315 +97% | 4 |
| 75d | blinki2 fills | National Bank Open: Joao Fonseca vs Ben Shelton | SellJoao Fonseca44¢ → 0¢ | $2,353 | +$2,353 +100% | — |
| 75d | afraz | National Bank Open: Joao Fonseca vs Ben Shelton | BuyBen Shelton77¢ → 100¢ | $17,000 | +$5,078 +30% | 4 |
| 75d |  JustADonk | National Bank Open: Joao Fonseca vs Ben Shelton | BuyBen Shelton77¢ → 100¢ | $1,097 | +$328 +30% | 4 |
| 75d | kapper-betka | National Bank Open: Joao Fonseca vs Ben Shelton | BuyBen Shelton79¢ → 100¢ | $3,760 | +$1,000 +27% | 4 |
| 75d | Rash-Copying | National Bank Open: Joao Fonseca vs Ben Shelton | SellBen Shelton80¢ → 100¢ | $33,010 | −$8,104 −25% | — |
| 75d | MilesY | National Bank Open: Joao Fonseca vs Ben Shelton | BuyBen Shelton82¢ → 100¢ | $1,963 | +$431 +22% | 4 |
| 75d | Numb-Ramie | National Bank Open: Joao Fonseca vs Ben Shelton | BuyBen Shelton82¢ → 100¢ | $4,556 | +$1,011 +22% | 4 |
| 75d | Lorolorota09 | National Bank Open: Joao Fonseca vs Ben Shelton | SellBen Shelton80¢ → 100¢ | $1,256 | −$317 −25% | — |
| 75d | Notag12411 | National Bank Open: Joao Fonseca vs Ben Shelton | BuyBen Shelton65¢ → 100¢ | $1,030 | +$550 +53% | 4 |
| 75d | kahe | National Bank Open: Joao Fonseca vs Ben Shelton | BuyJoao Fonseca43¢ → 0¢ | $5,000 | −$5,000 −100% | 4 |
| 75d | Eddd1x | National Bank Open: Joao Fonseca vs Ben Shelton | BuyJoao Fonseca40¢ → 0¢ | $1,367 | −$1,367 −100% | 4 |
| 75d | AGUGava | National Bank Open: Joao Fonseca vs Ben Shelton | BuyBen Shelton61¢ → 100¢ | $1,830 | +$1,170 +64% | 4 |
| 75d | 0x87b5…0fce2 fills | National Bank Open: Joao Fonseca vs Ben Shelton | BuyBen Shelton58¢ → 100¢ | $2,800 | +$2,065 +74% | 4 |
This market refers to the tennis match between Joao Fonseca and Ben Shelton in the National Bank Open, originally scheduled for August 10, 2026 at 10:00AM ET. This market will resolve to 'Joao Fonseca' if Joao Fonseca advances against Ben Shelton. This market will resolve to 'Ben Shelton' if Ben Shelton advances against Joao Fonseca. 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: Joao Fonseca vs Ben Shelton means the market gives it about 0%.