Amberg, Brad
Current rating: 1447
Record: 5-8
| Grand Prix Minneapolis 2017 (HOU standard) | starting rating: 1478 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 394 | Dorian, Tevan (1419) | Lost 0-2 | -191459 |
| 2standard | 410 | Conkle, Mark (1569) | Lost 1-2 | -161443 |
| 3standard | 524 | Wurdemann, Steve (1469) | Lost 1-2 | -181425 |
| 4standard | 543 | Gauker, Dylan (1648) | Won 2-0 | +221447 |
| 5standard | 497 | Haslach, Bill (1466) | Won 2-1 | +181465 |
| 6standard | 358 | Diaz, Brandon (1464) | Lost 1-2 | -181447 |
| average opponent: 1506record: 2-4 | new rating: 1447 | |||
| Grand Prix Minneapolis 2016 (SOI standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 78 | Holman, Elias (1464) | Lost 0-2 | -191481 |
| 2standard | 499 | Whitlock, Tristan (1337) | Won 2-0 | +161497 |
| 3standard | 496 | Williams, Cory (1433) | Won 2-1 | +171514 |
| 4standard | 251 | Lew, Christopher (1514) | Lost 0-2 | -181496 |
| 5standard | 497 | Lamphiear, Shane (1499) | Won 2-1 | +181514 |
| 6standard | 132 | Bretthorst, Robert (1453) | Lost 0-2 | -191495 |
| 7standard | 394 | Pounds, Robert (1556) | Lost 0-2 | -171478 |
| average opponent: 1465record: 3-4 | new rating: 1478 | |||