Grayson, Adam
Current rating: 1499
| Grand Prix Richmond 2017 (AKH limited) | starting rating: 1474 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 231 | Jenkins, Todd (1500) | Won 1-0 | +191493 |
| 2sealed | 77 | Roig, Ben (1499) | Won 2-0 | +181511 |
| 3sealed | 194 | Freas, Gerald (1735) | Won 2-1 | +221533 |
| 4sealed | 202 | Williams, Bruce (1633) | Lost 1-2 | -161517 |
| 5sealed | 228 | Lewis, Alex (1511) | Lost 0-2 | -181499 |
| top | average opponent: 1575record: 3-2 | new rating: 1499 | ||
| Grand Prix Richmond 2014 (modern) | starting rating: 1428 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 171 | Wilkinson Jr., Richard (1500) | Lost 0-2 | -161412 |
| 2modern | 488 | Pestana, Joshua (1482) | Won 2-0 | +191431 |
| 3modern | 303 | McElroy, Aaron (1501) | Won 2-0 | +191450 |
| 4modern | 232 | Melton, Sean (1517) | Won 2-0 | +191469 |
| 5modern | 191 | Hodgson, Craig (1470) | Won 2-1 | +181487 |
| 6modern | 56 | Lindo, Aaron (1706) | Won 2-1 | +221509 |
| 7modern | 20 | Starbuck, Taylor (1570) | Lost 1-2 | -171492 |
| 8modern | 96 | Lewis, Joe (1487) | Lost 0-2 | -181474 |
| top | average opponent: 1529record: 5-3 | new rating: 1474 | ||
| Grand Prix Pittsburgh 2013 (GTC limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 439 | Paolucci, Angelo (1479) | Lost 1-2 | -181482 |
| 2sealed | 467 | Dahmer, TJ (1488) | Lost 0-2 | -181464 |
| 3sealed | 636 | Hart, Travis (1493) | Lost 1-2 | -181446 |
| 4sealed | 685 | Heasley, Jeremian (1443) | Lost 0-2 | -181428 |
| top | average opponent: 1475record: 0-4 | new rating: 1428 | ||