Lundberg, Matthew
Current rating: 1450
| Grand Prix Phoenix 2020 (pioneer) | starting rating: 1471 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 223 | Bradley, Justin (1500) | Won 2-0 | +181489 |
| 2pioneer | 186 | Ford, Nicholas (1416) | Lost 1-2 | -191470 |
| 3pioneer | 269 | Fuller, Jarred (1503) | Lost 1-2 | -181452 |
| 4pioneer | 388 | Cook, Cassidy (1629) | Lost 0-2 | -141438 |
| 5pioneer | 37 | Wendorf, Peyton (1239) | Won 2-0 | +141452 |
| 6pioneer | 313 | Van Horne, Thomys (1484) | Won 2-0 | +191471 |
| 7pioneer | 226 | Goldman, Casey (1355) | Lost 0-2 | -211450 |
| top | average opponent: 1446record: 3-4 | new rating: 1450 | ||
| Grand Prix Oakland 2019 (modern) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 177 | Edmonds, Jordan (1500) | Lost 1-2 | -181447 |
| 2modern | 428 | Wingard, Nolan (1482) | Won 2-0 | +191466 |
| 3modern | 364 | Patino, Alec (1534) | Won 2-1 | +191485 |
| 4modern | 174 | Shimada, Aron (1683) | Lost 1-2 | -141471 |
| top | average opponent: 1550record: 2-2 | new rating: 1471 | ||
| Grand Prix Phoenix 2017 (XLN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 86 | Richardson, Matthew (1432) | Won 2-0 | +171517 |
| 2sealed | 100 | Emerick, Nicholas (1470) | Lost 0-2 | -191498 |
| 3sealed | 278 | Stevenson, Derek (1424) | Won 2-1 | +171515 |
| 4sealed | 267 | Booth, JT (1686) | Lost 1-2 | -151500 |
| 5sealed | 315 | Peters, Matthew (1470) | Lost 1-2 | -191481 |
| 6sealed | 396 | Lee, Eric (1559) | Lost 1-2 | -161465 |
| top | average opponent: 1507record: 2-4 | new rating: 1465 | ||