Burk, Cory
Current rating: 1494
| Grand Prix Toronto 2019 (modern) | starting rating: 1440 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 160 | Priske, Rusty (1500) | Won 2-1 | +191459 |
| 2modern | 46 | Nightingale, Tim (1540) | Won 2-0 | +191478 |
| 3modern | 208 | Seri, Samuele (1500) | Won 2-1 | +191497 |
| 4modern | 106 | Dore, Maxime (1803) | Won 2-1 | +231520 |
| 5modern | 55 | Maguire, Doug (1619) | Won 2-0 | +201540 |
| 6modern | 21 | Hinkle, Charles (1751) | Lost 0-2 | -141526 |
| 7modern | 61 | Renaud, Benoit (1609) | Lost 0-2 | -171509 |
| 8modern | 91 | Perez Jr., Raymond (1682) | Lost 0-2 | -151494 |
| top | average opponent: 1625record: 5-3 | new rating: 1494 | ||
| Grand Prix Montreal 2018 (GRN limited) | starting rating: 1494 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 171 | Dunnet, Steven (1479) | Lost 0-2 | -181476 |
| 2sealed | 291 | Goodman-Caines, Lucas (1428) | Lost 0-2 | -191457 |
| 3sealed | 474 | Lauzon-Fullum, Julien (1468) | Lost 0-2 | -171440 |
| top | average opponent: 1458record: 0-3 | new rating: 1440 | ||
| Grand Prix Las Vegas 2018 (modern) (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 391 | Felger, Scott (1469) | Won 2-0 | +171517 |
| 2modern | 492 | Janes, Justin (1517) | Lost 1-2 | -181499 |
| 4modern | 448 | Banuelos, Adam (1463) | Won 2-0 | +181517 |
| 5modern | 479 | Withers, Matthew (1344) | Lost 0-2 | -211496 |
| 6modern | 505 | Ruggles, Aleczander (1439) | Won 2-1 | +171513 |
| 7modern | 231 | Hardin, Patrick (1506) | Lost 0-2 | -191494 |
| top | average opponent: 1456record: 3-3 | new rating: 1494 | ||