Shamma, Ahmed
Current rating: 1502
Record: 5-6
| Grand Prix Las Vegas 2017 (limited) (AKH limited) | starting rating: 1490 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 762 | Keeth, John (1500) | Won 2-0 | +181508 |
| 2sealed | 374 | Guan, Thomas Zhennan (1592) | Lost 0-2 | -171491 |
| 3sealed | 802 | Suh, Steven (1686) | Lost 0-2 | -141477 |
| 4sealed | 819 | Milivojevic, Marko (1533) | Won 2-0 | +191496 |
| 5sealed | 766 | Sun, Allen (1789) | Won 2-1 | +231519 |
| 6sealed | 588 | Carranza, Jaime (1563) | Lost 0-2 | -171502 |
| average opponent: 1611record: 3-3 | new rating: 1502 | |||
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 131 | Merrill, Shane (1444) | Won 2-1 | +171517 |
| 4sealed | 26 | Martell, Tom (1921) | Lost 0-2 | -111506 |
| 5sealed | 116 | Holcomb, Michael (1535) | Won 2-1 | +181524 |
| 6sealed | 44 | Phelan, Daniel (1605) | Lost 1-2 | -161508 |
| 7sealed | 112 | Bott, Jonathan (1496) | Lost 0-2 | -181490 |
| average opponent: 1600record: 2-3 | new rating: 1490 | |||