Roberts, Shane
Current rating: 1447
| Grand Prix Charlotte 2015 (modern) | starting rating: 1459 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 447 | Scott, David W (1500) | Won 2-1 | +191478 |
| 2modern | 367 | Mayer, Kenny (1682) | Lost 1-2 | -141464 |
| 3modern | 529 | Wardlaw, Ben (1500) | Lost 1-2 | -181446 |
| 4modern | 499 | Ferry, Daniel (1486) | Won 2-0 | +191465 |
| 5modern | 438 | Duncan, Joshua E (1467) | Lost 0-2 | -181447 |
| top | average opponent: 1527record: 2-3 | new rating: 1447 | ||
| Grand Prix Orlando 2014 (KTK limited) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 370 | Wampler, Jared (1500) | Lost 1-2 | -171464 |
| 2sealed | 1193 | Gonzalez, Lissette (1481) | Won 2-1 | +181482 |
| 3sealed | 434 | Cumiskey, Jacob (1499) | Lost 0-2 | -181464 |
| 4sealed | 449 | Cook, Joe (1452) | Won 0-0 | +181482 |
| 5sealed | 262 | Bingham, William (1499) | Lost 0-2 | -181464 |
| 6sealed | 305 | Hazlip, Jason (1480) | Won 2-0 | +191483 |
| 7sealed | 232 | Schwab, Jason (1180) | Lost 0-2 | -241459 |
| top | average opponent: 1442record: 3-4 | new rating: 1459 | ||
| Grand Prix Richmond 2014 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 1491 | Barbee, Richard (1500) | Won 2-1 | +181518 |
| 2modern | 1321 | Bettley, William (1518) | Won 2-0 | +181536 |
| 3modern | 1054 | Smith, Joseph (1562) | Lost 0-2 | -181518 |
| 4modern | 1159 | Lewis, Chris (1441) | Lost 0-2 | -191499 |
| 5modern | 1300 | Fraley, Carlton (1520) | Lost 0-2 | -181481 |
| top | average opponent: 1508record: 2-3 | new rating: 1481 | ||