Perry, David
Current rating: 1474
| Grand Prix Indianapolis 2017 (HOU limited) | starting rating: 1488 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 224 | Loehr, Daniel (1392) | Won 2-0 | +161504 |
| 2sealed | 123 | Horne, William (1517) | Lost 1-2 | -181486 |
| 3sealed | 382 | Medley, Jacob (1687) | Won 2-0 | +221508 |
| 4sealed | 356 | Cox, Patrick (1654) | Lost 0-2 | -151493 |
| 5sealed | 279 | Ramos, Richard (1502) | Lost 0-2 | -181475 |
| 6sealed | 426 | Jackson, Mike (1411) | Won 2-0 | +171492 |
| 7sealed | 297 | Walker, Seth (1500) | Lost 0-2 | -181474 |
| top | average opponent: 1523record: 3-4 | new rating: 1474 | ||
| Grand Prix Charlotte 2015 (modern) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 407 | Rogers, Nick (1553) | Lost 1-2 | -171467 |
| 2modern | 483 | Taylor, Mike (1482) | Won 2-0 | +191486 |
| 3modern | 456 | Ricci, John R (1502) | Won 2-1 | +181504 |
| 4modern | 475 | Miller, Dylan (1628) | Lost 1-2 | -161488 |
| 5modern | 414 | Hathaway, John C (1499) | Won 2-1 | +181506 |
| 6modern | 343 | Norton, Houston (1482) | Lost 0-2 | -181488 |
| top | average opponent: 1524record: 3-3 | new rating: 1488 | ||
| Grand Prix Richmond 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1027 | Jones, Derrick (1585) | Lost 0-2 | -161484 |
| 2modern | 1536 | Lawrence, Andrew (1488) | Won 2-0 | +181502 |
| 3modern | 1361 | Brooks, Lennon (1532) | Lost 1-2 | -181484 |
| top | average opponent: 1535record: 1-2 | new rating: 1484 | ||