Campbell, David
Current rating: 1542
Record: 19-19
| Grand Prix Las Vegas 2017 (modern) (modern) | starting rating: 1504 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 492 | Hoffman, Kris (1815) | Won 2-1 | +231527 |
| 3modern | 46 | Tomajko, Oliver (1998) | Lost 0-2 | -101517 |
| 4modern | 879 | Goss, Riley (1491) | Won 2-1 | +181535 |
| 5modern | 333 | Helget, Brennon (1522) | Won 2-1 | +181553 |
| 6modern | 197 | Rahaman, Aadil (1555) | Lost 0-2 | -181535 |
| 7modern | 450 | Male, Nick (1672) | Won 2-1 | +201555 |
| 8modern | 214 | Peshev, Daniel (1534) | Won 2-1 | +181573 |
| 9modern | 202 | Gordon, Ray (1647) | Lost 0-2 | -171556 |
| 10modern | 420 | Zafra, Marcel Angelo (1781) | Won 2-0 | +221578 |
| 11modern | 262 | Brait, Stephen (1632) | Lost 1-2 | -171561 |
| 12modern | 286 | Sandall, Kelly (1526) | Lost 0-2 | -191542 |
| top | average opponent: 1652record: 6-5 | new rating: 1542 | ||
| Grand Prix Las Vegas 2017 (legacy) (legacy) | starting rating: 1488 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 106 | Van Dyke, Michael (1760) | Won 2-0 | +231511 |
| 3legacy | 558 | Marklyn, Tyler (1710) | Won 2-0 | +221533 |
| 4legacy | 208 | Bohin, Matthew (1555) | Lost 1-2 | -181515 |
| 5legacy | 495 | Wolloch, Sam (1646) | Lost 1-2 | -161499 |
| 6legacy | 676 | Cairns, Tom (1524) | Won 2-0 | +191518 |
| 7legacy | 2124 | Larsson, Joel (1962) | Lost 0-2 | -111507 |
| 8legacy | 458 | Moll, Louis (1418) | Won 2-1 | +171524 |
| 9legacy | 489 | Jones, David (1411) | Lost 0-2 | -201504 |
| top | average opponent: 1623record: 4-4 | new rating: 1504 | ||
| Grand Prix Oklahoma City 2015 (modern) | starting rating: 1490 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 184 | Phillips, Ty (1490) | Lost 0-2 | -181472 |
| 2modern | 439 | Ryan, David (1456) | Lost 1-2 | -191453 |
| 3modern | 592 | Tanksley, Taylor (1463) | Won 0-0 | +181471 |
| 4modern | 481 | Huynh, Thanh (1354) | Won 2-1 | +161487 |
| 5modern | 386 | Fremin, Steven (1482) | Won 2-1 | +181505 |
| 6modern | 352 | Shipp, Mike (1557) | Lost 1-2 | -171488 |
| top | average opponent: 1467record: 3-3 | new rating: 1488 | ||
| Grand Prix Dallas-Fort Worth 2013 (THS standard) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 346 | Danos, Darren (1499) | Won 2-1 | +191483 |
| 2standard | 154 | Rugh, Stephen (1612) | Lost 1-2 | -161467 |
| 3standard | 412 | Staples, Garrett (1500) | Lost 1-2 | -171450 |
| 4standard | 380 | Mazur, Thomas (1473) | Won 2-1 | +181468 |
| 5standard | 389 | Campbell, Thaxton (1501) | Won 2-1 | +191487 |
| 6standard | 301 | Slaughter, Johnathan (1555) | Lost 0-2 | -171470 |
| 7standard | 325 | Kahan, Noah (1500) | Won 2-1 | +181488 |
| 8standard | 278 | Contreras, Ivan (1573) | Lost 1-2 | -161472 |
| 9standard | 264 | Valenzuela, Esmeralda (1454) | Won 2-1 | +181490 |
| top | average opponent: 1518record: 5-4 | new rating: 1490 | ||
| Grand Prix Dallas-Fort Worth 2011 (MBS standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 370 | Brown, Chris L (1500) | Lost 0-2 | -181482 |
| 2standard | 422 | Blackmor, Jason (1482) | Lost 0-2 | -181464 |
| 3standard | 515 | Metcalf, Latrisha (1463) | Won 2-0 | +181482 |
| 4standard | 386 | Halvorsen, Lars (1482) | Lost 1-2 | -181464 |
| top | average opponent: 1482record: 1-3 | new rating: 1464 | ||