Harris, Matthew
Current rating: 1456
Record: 14-18-2
| Grand Prix Louisville 2017 (legacy) | starting rating: 1426 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 446 | Hillaker, John (1522) | Lost 1-2 | -161410 |
| 2legacy | 668 | Marincic, David (1466) | Lost 0-2 | -171393 |
| 3legacy | 1057 | Burgoa, Josh (1497) | Won 2-0 | +201413 |
| 4legacy | 908 | Olds, Adam (1481) | Lost 0-2 | -171396 |
| 5legacy | 927 | Bloodworth, Casey (1588) | Lost 1-2 | -151381 |
| 6legacy | 948 | Duckels, David (1446) | Won 2-0 | +191400 |
| 7legacy | 882 | Valovage, David (1402) | Won 2-1 | +181418 |
| 8legacy | 786 | Burdette, Kendall (1440) | Won 2-0 | +191437 |
| 9legacy | 632 | Nguyen, Stephen (1495) | Won 2-0 | +191456 |
| top | average opponent: 1482record: 5-4 | new rating: 1456 | ||
| Grand Prix Atlanta 2016 (KLD limited) | starting rating: 1478 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 860 | Bland, Seth (1500) | Won 2-0 | +181496 |
| 2sealed | 855 | Peek, Ryan (1521) | Lost 1-2 | -171479 |
| 3sealed | 1170 | Blasingame, Austin (1500) | Lost 1-2 | -181461 |
| 4sealed | 1112 | Malisiak, Ryne (1479) | Lost 1-2 | -181443 |
| 5sealed | 1184 | Bailey, Jackson (1465) | Lost 0-1 | -171426 |
| top | average opponent: 1493record: 1-4 | new rating: 1426 | ||
| Grand Prix Charlotte 2016 (modern) | starting rating: 1491 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 163 | Oravec, Daniel (1452) | Lost 1-2 | -191472 |
| 4modern | 253 | Sasser, Drake (1481) | Lost 1-2 | -181454 |
| 5modern | 551 | Quinn, Stephen (1597) | Won 2-1 | +211475 |
| 6modern | 339 | Arnott, Jeremy (1494) | Won 2-0 | +181493 |
| 7modern | 421 | Knoebel, Joshua (1508) | Lost 1-2 | -181475 |
| 8modern | 452 | Seylar, Joshua (1560) | Won 2-0 | +201495 |
| 9modern | 293 | Baller, Michael (1549) | Lost 1-2 | -171478 |
| top | average opponent: 1520record: 3-4 | new rating: 1478 | ||
| Grand Prix Seattle-Tacoma 2015 (legacy) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 416 | Altman, Samuel (1500) | Won 2-1 | +191483 |
| 2legacy | 120 | Dutton, Rachel (1428) | Won 2-1 | +171500 |
| 3legacy | 380 | Smith, Warren (1553) | Lost 0-2 | -171483 |
| 4legacy | 456 | Emmons, Alex (1535) | Won 2-1 | +191502 |
| 5legacy | 298 | Huska, Andrew (1856) | Lost 0-2 | -121490 |
| 6legacy | 294 | Ebbay, Ross Benedict (1516) | Won 2-1 | +181508 |
| 7legacy | 265 | Trout, Benjamin (1548) | Draw 1-1 | +11509 |
| 8legacy | 272 | Louke, Mary (1486) | Lost 1-2 | -181491 |
| top | average opponent: 1553record: 4-3-1 | new rating: 1491 | ||
| Grand Prix Nashville 2010 (SOM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 217 | Keller, Bryan (1569) | Lost 1-2 | -171483 |
| 2sealed | 234 | Lentz, David (1481) | Draw 1-1 | 01483 |
| 3sealed | 279 | Walker, Justin A (1430) | Won 2-0 | +171500 |
| 4sealed | 229 | Bauman, Eric (1497) | Lost 0-2 | -181482 |
| 5sealed | 262 | Malone, Michael (1485) | Lost 0-2 | -181464 |
| top | average opponent: 1492record: 1-3-1 | new rating: 1464 | ||