Humberd, Drew
Current rating: 1519
| Grand Prix Atlanta 2014 (JOU limited) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 498 | Freeman, Denise (1463) | Lost 0-2 | -181465 |
| 2sealed | 652 | Alkhazraji, Joseph (1465) | Won 2-1 | +181483 |
| 3sealed | 558 | Atkinson, David (1501) | Won 2-1 | +181501 |
| 4sealed | 463 | Dole, Andrew (1470) | Won 2-0 | +181519 |
| 5sealed | 444 | Flynn, Ryan (1521) | Lost 0-2 | -181501 |
| 6sealed | 517 | Krangel, Eric (1516) | Won 2-0 | +181519 |
| 7sealed | 481 | Chanaberry, William (1493) | Won 2-1 | +171536 |
| 8sealed | 383 | Owens, Jonathan (1563) | Lost 0-2 | -171519 |
| top | average opponent: 1499record: 5-3 | new rating: 1519 | ||
| Grand Prix Charlotte 2013 (GTC limited) | starting rating: 1499 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 912 | Collins, Randall (1500) | Won 2-0 | +181517 |
| 2sealed | 919 | Cheung, Raymond (1642) | Lost 0-2 | -161501 |
| 3sealed | 968 | Rowell, William (1500) | Lost 0-2 | -181483 |
| top | average opponent: 1547record: 1-2 | new rating: 1483 | ||
| Grand Prix Atlanta 2012 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 139 | Thompson, Jordan (1500) | Lost 0-2 | -181482 |
| 2legacy | 243 | Witsell, Andrew (1523) | Lost 0-2 | -171465 |
| 3legacy | 341 | Rome, Gregory (1444) | Won 2-1 | +171482 |
| 4legacy | 373 | Burnett, Jason (1483) | Won 2-1 | +181500 |
| 5legacy | 348 | Tennille, Sonny T (1449) | Won 2-1 | +171517 |
| 6legacy | 211 | Schoenbach, Daniel (1484) | Lost 0-2 | -181499 |
| top | average opponent: 1480record: 3-3 | new rating: 1499 | ||