Brundage, David
Current rating: 1303
Record: 7-20
| Grand Prix New Jersey 2020 (THB limited) | starting rating: 1329 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 322 | Miller, Alex [CAN] (1405) | Lost 1-2 | -171312 |
| 2sealed | 369 | Less, Nicholas (1427) | Won 2-0 | +201332 |
| 3sealed | 488 | Vieira, Christopher (1501) | Lost 1-2 | -151317 |
| 4sealed | 578 | Caldwell, Jason (1489) | Lost 1-2 | -141303 |
| top | average opponent: 1456record: 1-3 | new rating: 1303 | ||
| Grand Prix Montreal 2019 (ELD limited) | starting rating: 1374 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 356 | Oddy, Graeme (1685) | Lost 0-2 | -131361 |
| 2sealed | 423 | Logan, Michael (1447) | Lost 1-2 | -161345 |
| 3sealed | 357 | Rettew, Craig (1466) | Lost 0-2 | -161329 |
| top | average opponent: 1533record: 0-3 | new rating: 1329 | ||
| Grand Prix New Jersey 2019 (RNA limited) | starting rating: 1421 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 157 | DeMatties, Michelangelo (1641) | Lost 0-2 | -141407 |
| 2sealed | 412 | Mavis, Alexander (1487) | Lost 0-2 | -171390 |
| 3sealed | 668 | Campbell, Ian (1465) | Lost 1-2 | -161374 |
| top | average opponent: 1531record: 0-3 | new rating: 1374 | ||
| Grand Prix Montreal 2018 (GRN limited) | starting rating: 1471 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 244 | Teplitz, Alexandra (1500) | Lost 0-2 | -171454 |
| 2sealed | 343 | Godbout, Frederic (1481) | Won 2-0 | +181472 |
| 3sealed | 362 | Guilbert, Nelson (1563) | Lost 0-2 | -161456 |
| 4sealed | 393 | Craig, Matt (1465) | Lost 0-2 | -181438 |
| 5sealed | 408 | Yam, Richard (1483) | Lost 0-2 | -171421 |
| top | average opponent: 1498record: 1-4 | new rating: 1421 | ||
| Grand Prix Minneapolis 2018 (M19 limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 40 | Robmann, Neil (1500) | Lost 0-2 | -181446 |
| 2sealed | 412 | Gautherin, Simon (1526) | Lost 0-2 | -161430 |
| 3sealed | 619 | Catalano, Keith (1463) | Lost 0-2 | -181412 |
| 4sealed | 614 | Guggemos, Logan (1480) | Won 2-0 | +201432 |
| 5sealed | 521 | Wong, Alexander (1466) | Won 2-0 | +181450 |
| 6sealed | 435 | Garon, Avery (1550) | Lost 1-2 | -161434 |
| 7sealed | 370 | O'Conner, Evan (1473) | Won 2-1 | +191453 |
| 8sealed | 288 | Timbrel, Kenny (1483) | Won 2-0 | +181471 |
| top | average opponent: 1493record: 4-4 | new rating: 1471 | ||
| Grand Prix New Jersey 2017 (lim) (XLN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 299 | Pucci, Giuseppe (1500) | Lost 0-2 | -181482 |
| 2sealed | 300 | Wadolowski, Thomas (1503) | Lost 0-2 | -181464 |
| 3sealed | 506 | Buffone, Jesse (1415) | Won 2-1 | +171481 |
| 4sealed | 432 | Dennis, Brian (1486) | Lost 0-2 | -171464 |
| top | average opponent: 1476record: 1-3 | new rating: 1464 | ||