Whitaker, Matthew
Current rating: 1471
Record: 18-21-1
| Grand Prix Indianapolis 2017 (HOU limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 124 | Olson, Jacob (1663) | Won 2-1 | +211503 |
| 2sealed | 83 | Hassett, Devon (1536) | Lost 1-2 | -171486 |
| 3sealed | 308 | So, Gary (1617) | Lost 0-2 | -161470 |
| 4sealed | 439 | Peters, Erik 6198 (1468) | Won 2-1 | +181488 |
| 5sealed | 434 | Knoer, James (1526) | Won 2-1 | +191507 |
| 6sealed | 306 | Bohnhoff, Benjamin (1620) | Lost 1-2 | -161491 |
| 7sealed | 292 | Desrochers, Joseph (1483) | Won 2-1 | +181509 |
| 8sealed | 316 | Cunningham, Joshua (1469) | Lost 1-2 | -191490 |
| 9sealed | 291 | Tran, Saron (1459) | Lost 0-2 | -191471 |
| top | average opponent: 1538record: 4-5 | new rating: 1471 | ||
| Grand Prix Indianapolis 2016 (modern) | starting rating: 1516 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 266 | Mork, Elliot (1488) | Won 2-0 | +171533 |
| 3modern | 28 | Klenotic, Tom (1665) | Lost 0-2 | -161517 |
| 4modern | 607 | Pearce, Ryan (1671) | Lost 0-2 | -151502 |
| 5modern | 506 | Riddell, Barry (1477) | Lost 0-2 | -181484 |
| 6modern | 714 | Houk, Stephen (1467) | Won 2-0 | +171501 |
| 7modern | 564 | Baker, Paul (1456) | Lost 1-2 | -181483 |
| 8modern | 550 | Clinton, David (1467) | Won 2-0 | +171500 |
| 9modern | 493 | Balsiger, Jake (1472) | Lost 1-2 | -181482 |
| top | average opponent: 1520record: 3-5 | new rating: 1482 | ||
| Grand Prix Indianapolis 2015 (BFZ standard) | starting rating: 1504 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 79 | Reid, Jason (1540) | Won 2-1 | +191523 |
| 4standard | 119 | Maynard, Pascal (1880) | Won 2-1 | +241547 |
| 5standard | 6 | Zurawski, Alex (1582) | Lost 0-2 | -171530 |
| 6standard | 66 | Duan, Daniel (1627) | Lost 0-2 | -161514 |
| 7standard | 153 | Jacob, Devin (1545) | Lost 1-2 | -181496 |
| 8standard | 185 | Smythe, Tony (1565) | Won 2-1 | +201516 |
| top | average opponent: 1623record: 3-3 | new rating: 1516 | ||
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1523 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 210 | Rossetti, Mark (1513) | Lost 0-2 | -181505 |
| 3sealed | 273 | Williams, Austin (1474) | Won 2-0 | +171522 |
| 4sealed | 158 | Hobbs, Sean (1518) | Lost 0-2 | -181504 |
| 5sealed | 226 | Kottcamp, Jeff (1568) | Lost 0-2 | -171487 |
| 6sealed | 251 | Yu, Kevin (1375) | Won 2-0 | +161503 |
| 7sealed | 180 | Paris, Gilles (1500) | Won 2-0 | +181521 |
| 8sealed | 133 | Jones, Anders (1602) | Lost 1-2 | -161505 |
| 9sealed | 112 | Hiatt, Cody (1494) | Draw 1-1 | -11504 |
| top | average opponent: 1505record: 3-4-1 | new rating: 1504 | ||
| Grand Prix Cleveland 2015 (FRF limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 431 | Dyer, Derrick (1537) | Won 2-1 | +191519 |
| 2sealed | 172 | Danner, Tyler (1518) | Won 2-1 | +181537 |
| 3sealed | 374 | Kantartzis, Constantine (1485) | Lost 1-2 | -191518 |
| 4sealed | 414 | Abalos, Sam (1567) | Lost 0-2 | -171501 |
| 5sealed | 521 | Yu, Puyan (1542) | Won 2-1 | +181519 |
| 6sealed | 493 | Lackey, Doug (1501) | Won 2-1 | +181537 |
| 7sealed | 200 | Real, Enzo (1744) | Lost 1-2 | -141523 |
| 8sealed | 282 | Cevasco, Brendan (1535) | Won 2-0 | +181541 |
| 9sealed | 217 | Fallon, Luke (1540) | Lost 1-2 | -181523 |
| top | average opponent: 1552record: 5-4 | new rating: 1523 | ||