Halmagyi, Joshua
Current rating: 1652
Record: 49-46-3
Grand Prix Philadelphia 2012Grand Prix Philadelphia 2014Grand Prix Baltimore 2014Grand Prix Atlantic City 2015Grand Prix New York 2016Grand Prix Providence 2016Grand Prix New Jersey 2017 (std)Grand Prix Richmond 2017Grand Prix Washington DC 2017Grand Prix New Jersey 2017 (lim)Grand Prix New Jersey 2018Grand Prix New Jersey 2019
| Grand Prix New Jersey 2019 (RNA limited) | starting rating: 1717 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 304 | Diener, Matthew (1457) | Lost 0-2 | -221695 |
| 4sealed | 320 | Della Grotte, Kevin (1486) | Lost 0-2 | -221673 |
| 5sealed | 477 | Nishikawa, Shoma (1517) | Lost 0-2 | -211652 |
| top | average opponent: 1487record: 0-3 | new rating: 1652 | ||
| Grand Prix New Jersey 2018 (GRN standard) | starting rating: 1787 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 210 | Soowal, Nathan (1668) | Lost 1-2 | -201767 |
| 4standard | 351 | Foley, Dennis (1525) | Lost 1-2 | -221745 |
| 5standard | 372 | Pardes, Noah (1590) | Won 2-1 | +151760 |
| 6standard | 292 | McCarthy, John (1619) | Lost 0-2 | -201740 |
| 7standard | 297 | Leland, Logan (1499) | Lost 0-2 | -231717 |
| top | average opponent: 1580record: 1-4 | new rating: 1717 | ||
| Grand Prix New Jersey 2017 (lim) (XLN limited) | starting rating: 1684 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 60 | Hussein, Tariq (1710) | Won 2-0 | +181702 |
| 4sealed | 66 | Petre, Evan (1851) | Won 2-0 | +211723 |
| 5sealed | 40 | Tonelli, Tim (1541) | Won 2-0 | +141737 |
| 6sealed | 5 | Williams, Justin (1734) | Won 2-1 | +181755 |
| 7sealed | 13 | Alvarez, Lance (1710) | Won 2-0 | +181773 |
| 8sealed | 2 | Zivick, Paul (1710) | Won 2-0 | +161789 |
| 9sealed | 2 | Sigrist, Mike (2273) | Lost 1-2 | -91780 |
| 10draft | 111 | Bugalter, Ben (1725) | Lost 0-2 | -191761 |
| 11draft | 45 | McDermott, John (1675) | Won 2-0 | +161777 |
| 12draft | 2 | Rubin, Steve (1980) | Won 2-0 | +221799 |
| 13draft | 42 | Fabiano, Gerard (1985) | Lost 0-2 | -151784 |
| 14draft | 67 | Barlow, David (1951) | Won 2-0 | +211805 |
| 15draft | 79 | Spano, Greggory (1827) | Lost 0-2 | -181787 |
| top | average opponent: 1821record: 9-4 | new rating: 1787 | ||
| Grand Prix Washington DC 2017 (HOU standard) | starting rating: 1596 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 235 | Sun, Allen (1816) | Won 2-0 | +221618 |
| 4standard | 128 | Sundholm, Peter (1677) | Won 2-0 | +191637 |
| 5standard | 49 | Chilcote, Zachary (1615) | Lost 0-2 | -191618 |
| 6standard | 150 | Snook, Adam (1955) | Lost 0-2 | -121606 |
| 7standard | 275 | Jaenicke, Elias (1559) | Won 2-1 | +171623 |
| 8standard | 103 | Sigrist, Mike (2052) | Lost 0-2 | -101613 |
| 9standard | 190 | Dia, Roger (1511) | Won 2-0 | +161629 |
| 10standard | 194 | Gibson, Devin (1518) | Draw 1-1 | -21627 |
| 11standard | 172 | Fielman, Josh (1559) | Won 2-0 | +171644 |
| 12standard | 116 | Fortanely, Bobby (1921) | Lost 1-2 | -131631 |
| 13standard | 156 | Basham, Brandon (1556) | Won 2-0 | +161647 |
| 14standard | 116 | Gardner, Jonathan (1745) | Won 2-1 | +201667 |
| 15standard | 84 | Boileau, Christopher (1581) | Won 2-0 | +171684 |
| top | average opponent: 1697record: 8-4-1 | new rating: 1684 | ||
| Grand Prix Richmond 2017 (AKH limited) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 123 | Metsa, Roope (1670) | Won 2-1 | +221485 |
| 4sealed | 12 | Koepke, Devin (1689) | Lost 1-2 | -151470 |
| 5sealed | 206 | Farr, Errol (1712) | Lost 1-2 | -131457 |
| 6sealed | 460 | Feldman, Joshua (1556) | Won 2-0 | +201477 |
| 7sealed | 303 | Deerwester, Isaac (1603) | Won 2-1 | +201497 |
| 8sealed | 106 | Wasilewski, Rafael (1556) | Lost 0-2 | -171480 |
| 9sealed | 301 | Nelles, Rex (1423) | Won 2-0 | +171497 |
| 10draft | 634 | Wu, Timothy (1980) | Won 2-1 | +261523 |
| 11draft | 633 | Laflamme, Anthony (1712) | Won 2-1 | +211544 |
| 12draft | 633 | Schultze, Max (1921) | Won 2-0 | +251569 |
| 13draft | 615 | Cheung, Raymond (1934) | Won 2-1 | +241593 |
| 14draft | 742 | Fields, Caleb (1652) | Lost 0-2 | -171576 |
| 15draft | 752 | Ortiz, Luis (1648) | Won 2-1 | +201596 |
| top | average opponent: 1697record: 9-4 | new rating: 1596 | ||
| Grand Prix New Jersey 2017 (std) (AER standard) | starting rating: 1554 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 344 | Dias, Manuel (1533) | Lost 0-2 | -191535 |
| 4standard | 532 | Fleming, Joseph (1542) | Lost 1-2 | -181517 |
| 5standard | 411 | Dufour, David (1558) | Lost 1-2 | -171500 |
| 6standard | 639 | Klenske, Dylan (1452) | Lost 0-2 | -191481 |
| 7standard | 613 | Gaglione, Anthony (1464) | Lost 0-2 | -181463 |
| top | average opponent: 1510record: 0-5 | new rating: 1463 | ||
| Grand Prix Providence 2016 (KLD standard) | starting rating: 1551 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 237 | Faust, Josh (1536) | Lost 1-2 | -181533 |
| 4standard | 323 | Brown, Paul (1406) | Lost 0-2 | -211512 |
| 5standard | 425 | Valley, Justin (1433) | Won 2-0 | +171529 |
| 6standard | 283 | Stellato, Sean (1586) | Won 2-0 | +191548 |
| 7standard | 228 | Eckhart, Joel (1507) | Lost 1-2 | -191529 |
| 8standard | 194 | Burnham, Harrison (1571) | Won 2-1 | +191548 |
| 9standard | 139 | Fan, Jitao (1594) | Won 2-0 | +191567 |
| 10standard | 457 | Gendron, Marc-Olivier (1630) | Lost 1-2 | -171550 |
| 11standard | 452 | Tonelli, Tim (1522) | Won 2-1 | +181568 |
| 12standard | 420 | Madden, Rory (1568) | Won 2-0 | +181586 |
| 13standard | 415 | Kanner, Zachary (1671) | Lost 1-2 | -171569 |
| 14standard | 427 | Rosman-Simionescu, Tobias (1760) | Draw 1-1 | +41573 |
| 15standard | 422 | Champagne, Dean (1530) | Lost 0-2 | -191554 |
| top | average opponent: 1563record: 6-6-1 | new rating: 1554 | ||
| Grand Prix New York 2016 (SOI standard) | starting rating: 1437 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 376 | Lavallee, Len (1516) | Won 2-0 | +191456 |
| 4standard | 154 | Braun-Duin, Brian (2149) | Won 2-0 | +291485 |
| 5standard | 100 | DeiDolori, Michael (1617) | Draw 1-1 | +31488 |
| 6standard | 68 | Reyes, Steven (1478) | Won 2-0 | +171505 |
| 7standard | 34 | Chang, Morgan (1773) | Lost 0-2 | -131492 |
| 8standard | 117 | De Arco, Carlos (1561) | Won 2-1 | +191511 |
| 9standard | 57 | Sullano, Andrew (1807) | Won 2-1 | +241535 |
| 10standard | 35 | Wang, Yidong (1720) | Lost 0-1 | -151520 |
| 11standard | 75 | Overbeck, Stephen (1612) | Won 2-1 | +201540 |
| 12standard | 49 | Berg, Greg (1670) | Won 2-1 | +201560 |
| 13standard | 29 | Van Vaals, Michael (1779) | Won 2-0 | +221582 |
| 14standard | 18 | Achorn, Stephen (1854) | Lost 1-2 | -131569 |
| 15standard | 39 | Richter, Matthew (1575) | Lost 0-2 | -181551 |
| top | average opponent: 1701record: 8-4-1 | new rating: 1551 | ||
| Grand Prix Atlantic City 2015 (DTK limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 83 | Kassis, Eli (1791) | Lost 0-2 | -131451 |
| 4sealed | 256 | Masiuk, Stefan (1472) | Lost 0-2 | -171434 |
| 5sealed | 400 | Moorhead, Austin (1564) | Won 2-1 | +201454 |
| 6sealed | 369 | Pentz, Brian (1499) | Lost 0-2 | -171437 |
| top | average opponent: 1581record: 1-3 | new rating: 1437 | ||
| Grand Prix Baltimore 2014 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 341 | Reese, Roy (1503) | Won 2-0 | +181518 |
| 2sealed | 77 | Whalen, Nathan [USA] (1520) | Lost 0-2 | -181500 |
| 3sealed | 396 | Roberts, Keith (1482) | Lost 0-2 | -181482 |
| 4sealed | 442 | Quick, William (1483) | Lost 1-2 | -181464 |
| top | average opponent: 1497record: 1-3 | new rating: 1464 | ||
| Grand Prix Philadelphia 2014 (BNG limited) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 261 | Deleskiewicz, Joseph (1500) | Won 2-0 | +181538 |
| 2sealed | 101 | Turpin, Andrew (1614) | Won 2-0 | +191557 |
| 3sealed | 177 | Sacks, Neal (1578) | Lost 1-2 | -171540 |
| 4sealed | 417 | Pendergast, Thomas (1512) | Lost 1-2 | -191521 |
| 5sealed | 603 | Downing, Ian (1330) | Lost 1-2 | -211500 |
| top | average opponent: 1507record: 2-3 | new rating: 1500 | ||
| Grand Prix Philadelphia 2012 (RTR limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 718 | Roehr, George (1420) | Lost 0-0 | -191481 |
| 2sealed | 887 | Hilliard, Joseph (1482) | Won 2-0 | +181499 |
| 3sealed | 689 | Eitel, Matthew (1509) | Won 2-0 | +181517 |
| 4sealed | 786 | Collins, Jessecca M (1517) | Won 2-1 | +181535 |
| 5sealed | 622 | Smith, Russell (1523) | Won 2-0 | +181553 |
| 6sealed | 578 | Yu, Jarvis (1684) | Lost 0-2 | -161537 |
| 7sealed | 620 | Lanigan, Mike (1614) | Lost 1-2 | -171520 |
| top | average opponent: 1536record: 4-3 | new rating: 1520 | ||