David, Joshua
Current rating: 1625
Record: 32-26-1
| Grand Prix Las Vegas 2017 (limited) (AKH limited) | starting rating: 1530 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 547 | Barrus, Travis (1500) | Lost 0-2 | -191511 |
| 2sealed | 780 | Samuel, Chris (1431) | Won 2-1 | +171528 |
| 3sealed | 756 | Clark, Ryan (1540) | Won 2-1 | +181546 |
| 4sealed | 2145 | Malain, Nikki (1499) | Lost 0-2 | -191527 |
| 5sealed | 712 | Schimmel, Oliver (1501) | Won 2-0 | +181545 |
| 6sealed | 412 | Boyd, Gerard (1712) | Won 2-0 | +211566 |
| 7sealed | 288 | Venet, Paul (1556) | Won 2-1 | +171583 |
| 8sealed | 162 | Isaacs, Jason (1643) | Lost 0-2 | -161567 |
| 9sealed | 385 | Tam, Keaton (1482) | Won 2-0 | +161583 |
| 10draft | 132 | Seigman, Daniel (1722) | Lost 0-2 | -151568 |
| 11draft | 220 | Luu, Anthony (1585) | Won 2-0 | +181586 |
| 12draft | 195 | Nemeth, Mark (1625) | Won 2-1 | +191605 |
| 13draft | 47 | Lindgren, Tommi (1760) | Won 2-0 | +201625 |
| 14draft | 39 | Nickolai, Matthew (1644) | Lost 0-2 | -171608 |
| 15draft | 40 | Gelazela, Joe (1549) | Won 2-1 | +171625 |
| top | average opponent: 1583record: 10-5 | new rating: 1625 | ||
| Grand Prix Los Angeles 2016 (modern) | starting rating: 1565 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 217 | Doberne, David (1720) | Lost 1-2 | -151550 |
| 4modern | 405 | Ballardo, David (1537) | Lost 1-2 | -181532 |
| 5modern | 636 | Doi, Derek (1467) | Won 2-0 | +171549 |
| 6modern | 421 | Allison, Chad (1491) | Lost 1-2 | -191530 |
| top | average opponent: 1554record: 1-3 | new rating: 1530 | ||
| Grand Prix Las Vegas 2015 (1) (MM2 limited) | starting rating: 1585 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 40 | St. Clair, Phil (1535) | Lost 1-2 | -191566 |
| 4sealed | 234 | Allison, Joshua (1518) | Won 2-0 | +171583 |
| 5sealed | 125 | Casasola, Oscar (1614) | Lost 1-2 | -181565 |
| top | average opponent: 1555record: 1-2 | new rating: 1565 | ||
| Grand Prix Miami 2015 (FRF standard) | starting rating: 1598 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 5 | Thiessen, Anthony (1531) | Won 2-1 | +171615 |
| 3standard | 17 | Garay, Chris (1501) | Won 2-1 | +161631 |
| 4standard | 83 | Nelson, Brad (2174) | Lost 0-2 | -91622 |
| 5standard | 215 | Flora, Dustin (1734) | Lost 1-2 | -161606 |
| 6standard | 284 | Baker, Shana (1420) | Won 2-0 | +151621 |
| 7standard | 183 | Fonseca, Oscar (1506) | Won 2-0 | +161637 |
| 8standard | 157 | Letsch, Michael (1577) | Won 2-0 | +161653 |
| 9standard | 97 | Cattani, Peter (1570) | Won 2-1 | +171670 |
| 10standard | 40 | Krautmann, Wenzel (1974) | Lost 1-2 | -131657 |
| 11standard | 57 | Mathers, Donald S (1586) | Lost 1-2 | -191638 |
| 12standard | 68 | Mark, Lee (1545) | Lost 0-2 | -201618 |
| 13standard | 71 | Sears, Isaac (1821) | Lost 1-2 | -141604 |
| 14standard | 71 | Perry, Destin L (1535) | Lost 0-2 | -191585 |
| top | average opponent: 1652record: 6-7 | new rating: 1585 | ||
| Grand Prix Denver 2015 (KTK standard) | starting rating: 1557 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 69 | Oguma, Rory (1466) | Won 2-0 | +161573 |
| 3standard | 220 | Groesbeck, Alex (1580) | Lost 1-2 | -181555 |
| 4standard | 202 | Oliver, Neal (1924) | Lost 0-2 | -111544 |
| 5standard | 429 | Wong, Patrick (1532) | Won 2-1 | +171561 |
| 6standard | 381 | Smith, Samuel (1528) | Won 2-1 | +181579 |
| 7standard | 272 | Landenberger, Nicolas (1545) | Won 2-0 | +171596 |
| 8standard | 178 | Herren, Josh (1708) | Won 2-0 | +201616 |
| 9standard | 66 | Petersen, Granger (1617) | Lost 1-2 | -181598 |
| top | average opponent: 1612record: 5-3 | new rating: 1598 | ||
| Grand Prix Atlanta 2014 (JOU limited) | starting rating: 1518 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 395 | Wade, Nathan (1547) | Lost 1-2 | -181500 |
| 3sealed | 545 | Labute, John (1536) | Won 2-1 | +191519 |
| 4sealed | 476 | Peck, Benjamin (1516) | Lost 0-2 | -181501 |
| 5sealed | 676 | Villeneuve, Sebastien (1614) | Won 2-1 | +201521 |
| 6sealed | 465 | Rice, Sean (1619) | Lost 1-2 | -161505 |
| 7sealed | 539 | Whatley, Brendan (1457) | Won 2-1 | +171522 |
| 8sealed | 434 | Husted, Joshua (1513) | Won 2-0 | +181540 |
| 9sealed | 359 | Bishop, Jesse (1486) | Won 2-0 | +171557 |
| top | average opponent: 1536record: 5-3 | new rating: 1557 | ||
| Grand Prix Miami 2013 (DGM standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 288 | Evans, Alex (1474) | Draw 1-1 | 01500 |
| 3standard | 203 | Nestico, Mark (1593) | Lost 1-2 | -171483 |
| 4standard | 391 | Zizo, James (1484) | Won 2-0 | +181501 |
| 5standard | 289 | Kostner, Kelly (1507) | Won 2-0 | +181519 |
| 6standard | 183 | Yunes Valdez, Dario (1507) | Won 2-0 | +181537 |
| 7standard | 111 | Thompson, Michael (1539) | Won 2-1 | +181555 |
| 8standard | 70 | Itani, Hiroshi (1457) | Lost 0-2 | -201535 |
| 9standard | 132 | Evans, Jesse (1555) | Lost 0-2 | -171518 |
| top | average opponent: 1514record: 4-3-1 | new rating: 1518 | ||