Schumacher, Matthew
Current rating: 1473
| Grand Prix Portland 2018 (modern) | starting rating: 1486 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 140 | Jackson, Ian (1764) | Lost 0-2 | -131473 |
| top | record: 0-1 | new rating: 1473 | ||
| Grand Prix San Jose 2017 (AER limited) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 419 | Chang, John (1421) | Won 2-1 | +171500 |
| 2sealed | 102 | Scharff, Carlo (1525) | Lost 0-2 | -181482 |
| 3sealed | 422 | Birch, Ricky (1620) | Won 2-1 | +211503 |
| 4sealed | 570 | Raus, Will (1518) | Won 2-0 | +181521 |
| 5sealed | 164 | Zhou, Andrew (1536) | Lost 0-2 | -181503 |
| 6sealed | 357 | Esparza, James (1555) | Won 2-0 | +191522 |
| 7sealed | 256 | McGrayne, Matt (1491) | Lost 0-2 | -181504 |
| 8sealed | 430 | Shupe, Samuel (1534) | Lost 0-2 | -181486 |
| top | average opponent: 1525record: 4-4 | new rating: 1486 | ||
| Grand Prix Los Angeles 2016 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 238 | Lee, Jonathan (1544) | Lost 0-2 | -171483 |
| top | record: 0-1 | new rating: 1483 | ||