Brewington, Matthew
Current rating: 1364
| Grand Prix Pittsburgh 2013 (GTC limited) | starting rating: 1412 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 192 | Scordo, Corey (1500) | Lost 0-2 | -171395 |
| 2sealed | 393 | Austin, Shawn (1547) | Lost 0-2 | -151380 |
| 3sealed | 659 | Ritz, Benjamin (1468) | Lost 1-2 | -161364 |
| top | average opponent: 1505record: 0-3 | new rating: 1364 | ||
| Grand Prix Indianapolis 2013 (RTR limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 123 | Smith, Kasey (1593) | Lost 0-2 | -151449 |
| 2sealed | 291 | Barton, Tim (1482) | Lost 1-2 | -181431 |
| 3sealed | 318 | Schulte, David (1338) | Won 2-0 | +171448 |
| 4sealed | 284 | Conn, Dallas (1482) | Lost 0-2 | -181430 |
| 5sealed | 331 | Wilt, Jeanie (1401) | Lost 0-2 | -181412 |
| top | average opponent: 1459record: 1-4 | new rating: 1412 | ||
| Grand Prix Nashville 2012 (DKA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 102 | Lilly, Dakota (1500) | Lost 1-2 | -181482 |
| 2sealed | 307 | Mathews, Justin E (1482) | Lost 0-2 | -181464 |
| 3sealed | 424 | Charles, Jeremy S (1463) | Won 2-0 | +181482 |
| 4sealed | 420 | Boyd, Khaatim (1499) | Lost 1-2 | -181464 |
| top | average opponent: 1486record: 1-3 | new rating: 1464 | ||