Shum, Jason
Current rating: 1547
| Grand Prix Cleveland 2015 (FRF limited) | starting rating: 1566 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 570 | Hornbeck, Joshua J (1523) | Lost 0-2 | -191547 |
| top | record: 0-1 | new rating: 1547 | ||
| Grand Prix Miami 2015 (FRF standard) | starting rating: 1569 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 412 | Soldevila, Josue (1632) | Lost 0-2 | -171552 |
| 2standard | 471 | Kelly, Jennifer R (1482) | Won 2-1 | +171569 |
| 3standard | 505 | Jalm, Carl (1417) | Won 2-0 | +151584 |
| 4standard | 204 | Caitung, Rocky (1569) | Won 2-0 | +181602 |
| 5standard | 257 | Nestico, Mark (1676) | Lost 1-2 | -171585 |
| 6standard | 243 | Cooper, Kyle (1516) | Lost 1-2 | -191566 |
| top | average opponent: 1549record: 3-3 | new rating: 1566 | ||
| Grand Prix Baltimore 2014 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 127 | Saylors, Logan (1500) | Won 2-1 | +181518 |
| 2sealed | 265 | Redmond, Edward (1502) | Won 2-0 | +181536 |
| 3sealed | 112 | Boutin, Jon (1722) | Won 2-1 | +211557 |
| 4sealed | 46 | Webb, Mark (1628) | Lost 1-2 | -171540 |
| 5sealed | 215 | Li, Yuanji (1694) | Won 2-1 | +211561 |
| 6sealed | 98 | Patel, Hemant (1731) | Won 2-1 | +211582 |
| 7sealed | 32 | Jordan, Chris (1518) | Won 2-0 | +171599 |
| 8sealed | 19 | Diliberto, Mario (1732) | Lost 0-2 | -161583 |
| 9sealed | 103 | Shiels, David (1764) | Lost 0-2 | -141569 |
| top | average opponent: 1643record: 6-3 | new rating: 1569 | ||