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| Outcome | Chance | 24h | 1 week | Bid · Ask | 24h volume | Ends |
|---|---|---|---|---|---|---|
| US Open ATP: Brandon Nakashima vs Alex Michelsen | 0% | −65 pts | — | — · <1¢ | — | ended |
| US Open ATP: Brandon Nakashima vs Alex Michelsen Set 4 Winner | 50% | +1 pts | — | 50¢ · 51¢ (1¢) | — | ended |
| US Open ATP: Brandon Nakashima vs Alex Michelsen Set Handicap +/-1.5 | 0% | −48 pts | — | — · <1¢ | — | ended |
| US Open ATP: Brandon Nakashima vs Alex Michelsen Set 3 Winner | 0% | −59 pts | — | — · <1¢ | — | ended |
| US Open ATP: Brandon Nakashima vs Alex Michelsen Set 2 Winner | 0% | −60 pts | — | — · <1¢ | — | ended |
| US Open ATP: Brandon Nakashima vs Alex Michelsen Set 1 Winner | 0% | −59 pts | — | — · <1¢ | — | ended |
| Completed Match | 100% | +50 pts | — | 99¢ · 100¢ (1¢) | — | ended |
| US Open ATP: Brandon Nakashima vs Alex Michelsen Game Spread +/-2.5 | 0% | −56 pts | — | — · 1¢ | — | ended |
| US Open ATP: Brandon Nakashima vs Alex Michelsen Match O/U 38.5 | 0% | −54 pts | — | — · 1¢ | — | ended |
| US Open ATP: Brandon Nakashima vs Alex Michelsen Match O/U 40.5 | 0% | −46 pts | — | — · 1¢ | — | ended |
| US Open ATP: Brandon Nakashima vs Alex Michelsen Set 4 O/U 8.5 | 50% | — | — | 49¢ · 51¢ (2¢) | — | ended |
| US Open ATP: Brandon Nakashima vs Alex Michelsen Total Sets: O/U 3.5 | 0% | −65 pts | — | — · 1¢ | — | ended |
| US Open ATP: Brandon Nakashima vs Alex Michelsen Set Handicap +/-2.5 | 0% | −16 pts | — | — · 20¢ | — | ended |
| US Open ATP: Brandon Nakashima vs Alex Michelsen Match O/U 36.5 | 0% | −50 pts | — | — · 1¢ | — | ended |
| US Open ATP: Brandon Nakashima vs Alex Michelsen Set 1 O/U 8.5 | 100% | +22 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open ATP: Brandon Nakashima vs Alex Michelsen Set 2 O/U 8.5 | 100% | +50 pts | — | >99¢ · 100¢ (<1¢) | — | ended |
| US Open ATP: Brandon Nakashima vs Alex Michelsen Total Sets: O/U 4.5 | 0% | −29 pts | — | — · 1¢ | — | ended |
| US Open ATP: Brandon Nakashima vs Alex Michelsen Set 2 O/U 9.5 | 100% | +50 pts | — | 100¢ · 100¢ (1¢) | — | ended |
| US Open ATP: Brandon Nakashima vs Alex Michelsen Set 1 O/U 9.5 | 0% | −59 pts | — | — · 1¢ | — | ended |
| US Open ATP: Brandon Nakashima vs Alex Michelsen Set 2 O/U 10.5 | 0% | −50 pts | — | — · 1¢ | — | ended |
| US Open ATP: Brandon Nakashima vs Alex Michelsen Set 1 O/U 10.5 | 0% | −39 pts | — | — · 1¢ | — | ended |
| US Open ATP: Brandon Nakashima vs Alex Michelsen Set 3 O/U 8.5 | 100% | +41 pts | — | 81¢ · 100¢ (19¢) | — | ended |
| US Open ATP: Brandon Nakashima vs Alex Michelsen Set 3 O/U 9.5 | 100% | +41 pts | — | 81¢ · 100¢ (19¢) | — | ended |
| US Open ATP: Brandon Nakashima vs Alex Michelsen Set 3 O/U 10.5 | 0% | −40 pts | — | — · 20¢ | — | ended |
| US Open ATP: Brandon Nakashima vs Alex Michelsen Set 4 O/U 9.5 | 50% | — | — | — · 100¢ | — | ended |
| US Open ATP: Brandon Nakashima vs Alex Michelsen Set 4 O/U 10.5 | 50% | — | — | — · 100¢ | — | ended |
| When | Trader | Outcome | Bet | Size | P&L now | Insider |
|---|---|---|---|---|---|---|
| 51d | Reckless-Derivation | US Open ATP: Brandon Nakashima vs Alex Michelsen | SellAlex Michelsen>99¢ | $8,594 | −$9 −0.1% | — |
| 51d | Mrl2090 | US Open ATP: Brandon Nakashima vs Alex Michelsen | SellAlex Michelsen>99¢ | $1,998 | −$2 −0.1% | — |
| 51d |  INADEDEN | US Open ATP: Brandon Nakashima vs Alex Michelsen | SellAlex Michelsen>99¢ | $1,480 | −$1 −0.1% | — |
| 51d | frapyz | US Open ATP: Brandon Nakashima vs Alex Michelsen | SellAlex Michelsen>99¢ | $1,411 | −$1 −0.1% | — |
| 51d | 0xdeff…78f8 | US Open ATP: Brandon Nakashima vs Alex Michelsen | SellAlex Michelsen>99¢ | $1,816 | −$2 −0.1% | — |
| 51d | Lucianvespertine100 | US Open ATP: Brandon Nakashima vs Alex Michelsen | SellAlex Michelsen>99¢ | $1,353 | −$1 −0.1% | — |
| 51d | Favorable-Pepper-Brushing | US Open ATP: Brandon Nakashima vs Alex Michelsen | SellAlex Michelsen>99¢ | $1,845 | −$2 −0.1% | — |
| 51d | MilesY | US Open ATP: Brandon Nakashima vs Alex Michelsen | SellAlex Michelsen>99¢ | $4,870 | −$5 −0.1% | — |
| 51d | eokho | US Open ATP: Brandon Nakashima vs Alex Michelsen | SellAlex Michelsen>99¢ | $2,224 | −$2 −0.1% | — |
| 51d |  LhordGryffin | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyAlex Michelsen>99¢ | $7,019 | +$7 +0.1% | 4 |
| 51d | 0xb3ba…f84e2 fills | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyAlex Michelsen99¢ → 100¢ | $4,935 | +$65 +1.3% | 4 |
| 51d | SplendidAmadeus | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyAlex Michelsen97¢ → 100¢ | $5,620 | +$180 +3.2% | 4 |
| 51d | johnnnnnnn | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyAlex Michelsen97¢ → 100¢ | $1,940 | +$60 +3.1% | 4 |
| 52d | Piercing-Strip-Rust | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyAlex Michelsen97¢ → 100¢ | $4,943 | +$177 +3.6% | 5 |
| 52d | Lucianvespertine100 | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyAlex Michelsen96¢ → 100¢ | $1,300 | +$54 +4.2% | 4 |
| 52d | malavika99332 fills | US Open ATP: Brandon Nakashima vs Alex Michelsen Set 4 Winner | BuyNakashima52¢ → 50¢ | $2,080 | −$80 −3.8% | 6 |
| 52d | Reckless-Derivation | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyAlex Michelsen93¢ → 100¢ | $8,000 | +$602 +7.5% | 4 |
| 52d | Cavernous-Undershirt | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyAlex Michelsen93¢ → 100¢ | $3,616 | +$272 +7.5% | 4 |
| 52d | tennistrader20 | US Open ATP: Brandon Nakashima vs Alex Michelsen | SellAlex Michelsen92¢ → 100¢ | $11,060 | −$962 −8.7% | — |
| 52d | SchruteBucks3 fills | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyAlex Michelsen61¢ → 100¢ | $4,399 | +$2,871 +65% | 6 |
| 52d | ferrariChampions2026 | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyBrandon Nakashima27¢ → 0¢ | $2,224 | −$2,224 −100% | 6 |
| 52d | eokho | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyAlex Michelsen66¢ → 100¢ | $1,469 | +$757 +52% | 6 |
| 52d | HomeRunHazard | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyAlex Michelsen59¢ → 100¢ | $1,224 | +$851 +69% | 6 |
| 52d | xabidaking | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyBrandon Nakashima44¢ → 0¢ | $1,790 | −$1,790 −100% | 6 |
| 52d | Scornful-Gym-Retreat | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyBrandon Nakashima42¢ → 0¢ | $1,200 | −$1,200 −100% | 6 |
| 52d | Flaznorp2 fills | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyAlex Michelsen54¢ → 100¢ | $2,106 | +$1,771 +84% | 6 |
| 52d | eokho | US Open ATP: Brandon Nakashima vs Alex Michelsen | SellBrandon Nakashima43¢ → 0¢ | $1,538 | +$1,538 +100% | — |
| 52d | BrotherObama | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyAlex Michelsen55¢ → 100¢ | $15,000 | +$12,521 +83% | 6 |
| 52d | flatbarrel | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyAlex Michelsen55¢ → 100¢ | $1,308 | +$1,070 +82% | 6 |
| 52d |  mooseborzoi | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyBrandon Nakashima47¢ → 0¢ | $1,319 | −$1,319 −100% | 6 |
| 52d |  tradecraft | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyAlex Michelsen53¢ → 100¢ | $1,074 | +$952 +89% | 6 |
| 52d | ehsantrade2 fills | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyBrandon Nakashima48¢ → 0¢ | $9,327 | −$9,327 −100% | 6 |
| 52d | 3edmond.dantes3 fills | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyAlex Michelsen54¢ → 100¢ | $73,579 | +$62,124 +84% | 6 |
| 52d | jiiivi655 | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyBrandon Nakashima47¢ → 0¢ | $1,500 | −$1,500 −100% | 6 |
| 52d | MilesY | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyAlex Michelsen54¢ → 100¢ | $2,612 | +$2,263 +87% | 6 |
| 52d | MilesY | US Open ATP: Brandon Nakashima vs Alex Michelsen | SellBrandon Nakashima53¢ → 0¢ | $2,742 | +$2,742 +100% | — |
| 52d | Same-Incidence | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyBrandon Nakashima68¢ → 0¢ | $2,300 | −$2,300 −100% | 6 |
| 52d | HomeRunHazard | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyBrandon Nakashima76¢ → 0¢ | $2,334 | −$2,334 −100% | 6 |
| 52d | ferrariChampions20263 fills | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyAlex Michelsen29¢ → 100¢ | $19,195 | +$47,147 +246% | 4 |
| 52d | MilesY | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyBrandon Nakashima80¢ → 0¢ | $4,121 | −$4,121 −100% | 5 |
| 52d | DenisUndav | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyBrandon Nakashima70¢ → 0¢ | $3,000 | −$3,000 −100% | 6 |
| 52d | ssj3 | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyBrandon Nakashima70¢ → 0¢ | $15,000 | −$15,000 −100% | 6 |
| 52d | jtwyslljy | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyBrandon Nakashima69¢ → 0¢ | $2,070 | −$2,070 −100% | 6 |
| 52d | itb08081982 | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyBrandon Nakashima69¢ → 0¢ | $1,100 | −$1,100 −100% | 4 |
| 52d | eokho | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyBrandon Nakashima69¢ → 0¢ | $2,469 | −$2,469 −100% | 4 |
| 52d | lustra123 | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyBrandon Nakashima69¢ → 0¢ | $1,200 | −$1,200 −100% | 4 |
| 52d | comon119 | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyBrandon Nakashima68¢ → 0¢ | $4,080 | −$4,080 −100% | 4 |
| 52d | Afh1994 | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyBrandon Nakashima68¢ → 0¢ | $1,100 | −$1,100 −100% | 4 |
| 52d | tennistrader20 | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyAlex Michelsen33¢ → 100¢ | $2,475 | +$5,025 +203% | 4 |
| 52d | 0b1 | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyBrandon Nakashima69¢ → 0¢ | $14,490 | −$14,490 −100% | 4 |
| 52d | AGUGava | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyBrandon Nakashima69¢ → 0¢ | $6,900 | −$6,900 −100% | 4 |
| 52d | Dual-Criticism | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyAlex Michelsen31¢ → 100¢ | $4,223 | +$9,400 +223% | 4 |
| 52d | AV23IUa | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyBrandon Nakashima69¢ → 0¢ | $9,659 | −$9,659 −100% | 4 |
| 52d | talento10 | US Open ATP: Brandon Nakashima vs Alex Michelsen | BuyBrandon Nakashima66¢ → 0¢ | $19,604 | −$19,604 −100% | 4 |
This market refers to the tennis match between Brandon Nakashima and Alex Michelsen in the US Open ATP, originally scheduled for September 2, 2026 at 11:00AM ET. This market will resolve to 'Brandon Nakashima' if Brandon Nakashima advances against Alex Michelsen. This market will resolve to 'Alex Michelsen' if Alex Michelsen advances against Brandon Nakashima. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 16, 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 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 US Open ATP: Brandon Nakashima vs Alex Michelsen means the market gives it about 0%.