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| Outcome | Chance | 24h | 1 week | Bid · Ask | 24h volume | Ends |
|---|---|---|---|---|---|---|
| National Bank Open: Jakub Mensik vs Ben Shelton | 0% | −45 pts | — | — · <1¢ | — | ended |
| National Bank Open: Jakub Mensik vs Ben Shelton Set 1 Winner | 0% | −49 pts | — | — · <1¢ | — | ended |
| National Bank Open: Jakub Mensik vs Ben Shelton Set Handicap +/-1.5 | 100% | +69 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| National Bank Open: Jakub Mensik vs Ben Shelton Match O/U 23.5 | 0% | −51 pts | — | — · <1¢ | — | ended |
| National Bank Open: Jakub Mensik vs Ben Shelton Match O/U 22.5 | 0% | −59 pts | — | — · <1¢ | — | ended |
| National Bank Open: Jakub Mensik vs Ben Shelton Match O/U 21.5 | 0% | −65 pts | — | — · <1¢ | — | ended |
| National Bank Open: Jakub Mensik vs Ben Shelton Set 1 O/U 10.5 | 0% | −41 pts | — | — · <1¢ | — | ended |
| National Bank Open: Jakub Mensik vs Ben Shelton Total Sets: O/U 2.5 | 0% | −44 pts | — | — · <1¢ | — | ended |
| National Bank Open: Jakub Mensik vs Ben Shelton Set 1 O/U 9.5 | 0% | −81 pts | — | — · <1¢ | — | ended |
| National Bank Open: Jakub Mensik vs Ben Shelton Set 2 Winner | 0% | −50 pts | — | — · <1¢ | — | ended |
| Completed Match | 100% | +50 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| National Bank Open: Jakub Mensik vs Ben Shelton Set 1 O/U 8.5 | 100% | +22 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| National Bank Open: Jakub Mensik vs Ben Shelton Set 2 O/U 8.5 | 0% | −75 pts | — | — · <1¢ | — | ended |
| National Bank Open: Jakub Mensik vs Ben Shelton Set 2 O/U 9.5 | 0% | −66 pts | — | — · <1¢ | — | ended |
| National Bank Open: Jakub Mensik vs Ben Shelton Set 2 O/U 10.5 | 0% | −33 pts | — | — · 1¢ | — | ended |
| When | Trader | Outcome | Bet | Size | P&L now | Insider |
|---|---|---|---|---|---|---|
| 66d | bigwhale1337 | National Bank Open: Jakub Mensik vs Ben Shelton | SellBen Shelton>99¢ | $5,303 | −$5 −0.1% | — |
| 66d | 0x311d…9cd3 | National Bank Open: Jakub Mensik vs Ben Shelton | SellBen Shelton>99¢ | $1,012 | −$1 −0.1% | — |
| 66d | LFP272 | National Bank Open: Jakub Mensik vs Ben Shelton | SellBen Shelton>99¢ | $1,033 | −$1 −0.1% | — |
| 66d | afraz | National Bank Open: Jakub Mensik vs Ben Shelton | SellBen Shelton>99¢ | $12,191 | −$12 −0.1% | — |
| 66d | 0xb94c…ae33 | National Bank Open: Jakub Mensik vs Ben Shelton | SellBen Shelton>99¢ | $1,441 | −$1 −0.1% | — |
| 66d | AV23IUa | National Bank Open: Jakub Mensik vs Ben Shelton | SellBen Shelton>99¢ | $50,574 | −$51 −0.1% | — |
| 66d | phredmoz | National Bank Open: Jakub Mensik vs Ben Shelton | SellBen Shelton>99¢ | $4,198 | −$4 −0.1% | — |
| 66d | Quanttennis | National Bank Open: Jakub Mensik vs Ben Shelton | SellBen Shelton>99¢ | $1,151 | −$1 −0.1% | — |
| 66d |  kamloic | National Bank Open: Jakub Mensik vs Ben Shelton | SellBen Shelton>99¢ | $9,633 | −$10 −0.1% | — |
| 66d | 0x615b…9591 | National Bank Open: Jakub Mensik vs Ben Shelton | SellBen Shelton>99¢ | $1,550 | −$2 −0.1% | — |
| 66d | xabidaking | National Bank Open: Jakub Mensik vs Ben Shelton | SellBen Shelton>99¢ | $3,365 | −$3 −0.1% | — |
| 66d | seiszero | National Bank Open: Jakub Mensik vs Ben Shelton | SellBen Shelton95¢ → 100¢ | $1,052 | −$50 −4.7% | — |
| 66d | HomeRunHazard2 fills | National Bank Open: Jakub Mensik vs Ben Shelton | BuyBen Shelton93¢ → 100¢ | $17,344 | +$1,327 +7.6% | 4 |
| 66d | projxtrd | National Bank Open: Jakub Mensik vs Ben Shelton | SellBen Shelton95¢ → 100¢ | $1,674 | −$88 −5.3% | — |
| 66d | HVAB4 fills | National Bank Open: Jakub Mensik vs Ben Shelton | SellBen Shelton89¢ → 100¢ | $99,249 | −$12,486 −13% | — |
| 66d | itb08081982 | National Bank Open: Jakub Mensik vs Ben Shelton | SellBen Shelton87¢ → 100¢ | $1,531 | −$223 −15% | — |
| 66d | ssj32 fills | National Bank Open: Jakub Mensik vs Ben Shelton | BuyBen Shelton85¢ → 100¢ | $4,490 | +$783 +17% | 5 |
| 66d |  MPJ07082026 | National Bank Open: Jakub Mensik vs Ben Shelton | BuyBen Shelton86¢ → 100¢ | $3,000 | +$488 +16% | 5 |
| 66d | HVAB3 fills | National Bank Open: Jakub Mensik vs Ben Shelton | BuyBen Shelton87¢ → 100¢ | $117,178 | +$17,653 +15% | 5 |
| 66d | kibanachi3 fills | National Bank Open: Jakub Mensik vs Ben Shelton | BuyBen Shelton83¢ → 100¢ | $27,772 | +$5,630 +20% | 5 |
| 66d |  TRCM | National Bank Open: Jakub Mensik vs Ben Shelton | BuyBen Shelton81¢ → 100¢ | $1,511 | +$355 +23% | 5 |
| 66d |  palmdo | National Bank Open: Jakub Mensik vs Ben Shelton Set 1 Winner | BuyShelton93¢ → 100¢ | $1,074 | +$81 +7.5% | 4 |
| 66d | swisstony2 fills | National Bank Open: Jakub Mensik vs Ben Shelton | BuyBen Shelton61¢ → 100¢ | $2,270 | +$1,430 +63% | 6 |
| 66d | madkkee | National Bank Open: Jakub Mensik vs Ben Shelton | SellBen Shelton62¢ → 100¢ | $3,100 | −$1,900 −61% | — |
| 66d | beachboy45 fills | National Bank Open: Jakub Mensik vs Ben Shelton | BuyJakub Mensik42¢ → 0¢ | $34,272 | −$34,272 −100% | 6 |
| 66d | madkkee2 fills | National Bank Open: Jakub Mensik vs Ben Shelton | BuyBen Shelton60¢ → 100¢ | $6,429 | +$4,352 +68% | 6 |
| 66d | 0x87b5…0fce | National Bank Open: Jakub Mensik vs Ben Shelton | BuyBen Shelton61¢ → 100¢ | $2,500 | +$1,598 +64% | 6 |
| 66d | afraz | National Bank Open: Jakub Mensik vs Ben Shelton | BuyBen Shelton61¢ → 100¢ | $7,444 | +$4,759 +64% | 6 |
| 66d | VPenguin | National Bank Open: Jakub Mensik vs Ben Shelton | BuyJakub Mensik36¢ → 0¢ | $1,356 | −$1,356 −100% | 6 |
| 66d | Netrol | National Bank Open: Jakub Mensik vs Ben Shelton | BuyJakub Mensik35¢ → 0¢ | $2,641 | −$2,641 −100% | 6 |
| 66d | Substantial-Service | National Bank Open: Jakub Mensik vs Ben Shelton | BuyBen Shelton61¢ → 100¢ | $4,466 | +$2,855 +64% | 6 |
| 66d | ferrariChampions20262 fills | National Bank Open: Jakub Mensik vs Ben Shelton Set 1 Winner | BuyShelton54¢ → 100¢ | $5,401 | +$4,580 +85% | 6 |
| 66d | lionkk | National Bank Open: Jakub Mensik vs Ben Shelton | BuyBen Shelton58¢ → 100¢ | $1,047 | +$758 +72% | 6 |
| 66d | kamloic | National Bank Open: Jakub Mensik vs Ben Shelton | BuyBen Shelton59¢ → 100¢ | $5,689 | +$3,954 +69% | 6 |
| 66d | Eddd1x | National Bank Open: Jakub Mensik vs Ben Shelton | BuyBen Shelton59¢ → 100¢ | $1,163 | +$817 +70% | 6 |
| 66d | Scornful-Gym-Retreat | National Bank Open: Jakub Mensik vs Ben Shelton | BuyBen Shelton58¢ → 100¢ | $1,600 | +$1,159 +72% | 6 |
| 66d | Tantula | National Bank Open: Jakub Mensik vs Ben Shelton Set Handicap +/-1.5 | BuyMensik71¢ → 0¢ | $1,500 | −$1,500 −100% | 6 |
| 66d | MilesY | National Bank Open: Jakub Mensik vs Ben Shelton | BuyJakub Mensik43¢ → 0¢ | $1,172 | −$1,172 −100% | 6 |
| 66d | eokho | National Bank Open: Jakub Mensik vs Ben Shelton | BuyBen Shelton58¢ → 100¢ | $2,917 | +$2,112 +72% | 6 |
| 66d | bigwhale1337 | National Bank Open: Jakub Mensik vs Ben Shelton | BuyBen Shelton58¢ → 100¢ | $3,067 | +$2,221 +72% | 6 |
| 66d | blackworgen | National Bank Open: Jakub Mensik vs Ben Shelton | BuyBen Shelton58¢ → 100¢ | $4,350 | +$3,150 +72% | 6 |
| 66d | phredmoz | National Bank Open: Jakub Mensik vs Ben Shelton | BuyBen Shelton58¢ → 100¢ | $2,427 | +$1,758 +72% | 6 |
| 66d |  ForAndWithYou | National Bank Open: Jakub Mensik vs Ben Shelton | BuyJakub Mensik43¢ → 0¢ | $1,613 | −$1,613 −100% | 6 |
| 66d | BaccaratRoulette | National Bank Open: Jakub Mensik vs Ben Shelton | BuyJakub Mensik43¢ → 0¢ | $27,060 | −$27,060 −100% | 6 |
| 66d | Vicious-Expression-Classification | National Bank Open: Jakub Mensik vs Ben Shelton | BuyJakub Mensik43¢ → 0¢ | $1,039 | −$1,039 −100% | 6 |
| 66d | xabidaking | National Bank Open: Jakub Mensik vs Ben Shelton | BuyBen Shelton58¢ → 100¢ | $1,954 | +$1,415 +72% | 6 |
| 66d | natalia1 | National Bank Open: Jakub Mensik vs Ben Shelton | SellJakub Mensik42¢ → 0¢ | $1,260 | +$1,260 +100% | — |
| 66d | AV23IUa2 fills | National Bank Open: Jakub Mensik vs Ben Shelton | BuyBen Shelton58¢ → 100¢ | $104,685 | +$76,117 +73% | 6 |
| 66d | Rash-Copying | National Bank Open: Jakub Mensik vs Ben Shelton | BuyJakub Mensik44¢ → 0¢ | $9,525 | −$9,525 −100% | 6 |
| 66d |  CORGII | National Bank Open: Jakub Mensik vs Ben Shelton | BuyJakub Mensik44¢ → 0¢ | $8,148 | −$8,148 −100% | 6 |
| 66d | jtwyslljy | National Bank Open: Jakub Mensik vs Ben Shelton | BuyBen Shelton57¢ → 100¢ | $2,394 | +$1,806 +75% | 6 |
| 67d | 3903 | National Bank Open: Jakub Mensik vs Ben Shelton | BuyJakub Mensik44¢ → 0¢ | $3,686 | −$3,686 −100% | 6 |
| 67d | Hunter33 | National Bank Open: Jakub Mensik vs Ben Shelton | BuyBen Shelton56¢ → 100¢ | $1,311 | +$1,030 +79% | 4 |
| 67d | Follow555 | National Bank Open: Jakub Mensik vs Ben Shelton | BuyBen Shelton56¢ → 100¢ | $1,800 | +$1,414 +79% | 4 |
| 67d | dv-pm | National Bank Open: Jakub Mensik vs Ben Shelton | BuyBen Shelton55¢ → 100¢ | $7,822 | +$6,400 +82% | 4 |
| 68d | ferrariChampions2026 | National Bank Open: Jakub Mensik vs Ben Shelton | BuyBen Shelton54¢ → 100¢ | $8,383 | +$7,141 +85% | 4 |
ArturitoFilito30,000 sharesCORGII18,519 sharesThis market refers to the tennis match between Jakub Mensik and Ben Shelton in the National Bank Open, originally scheduled for August 11, 2026 at 10:00AM ET. This market will resolve to 'Jakub Mensik' if Jakub Mensik advances against Ben Shelton. This market will resolve to 'Ben Shelton' if Ben Shelton advances against Jakub Mensik. 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: Jakub Mensik vs Ben Shelton means the market gives it about 0%.