Cubberley, James
Current rating: 1469
Record: 4-6
| Grand Prix Cleveland 2019 (RNA limited) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 121 | Tarner, Matt (1518) | Lost 0-2 | -171446 |
| 2sealed | 275 | Doehring, Brian (1497) | Won 2-0 | +191465 |
| 3sealed | 468 | Tucker, Ryan (1523) | Won 2-0 | +191484 |
| 4sealed | 236 | Perruzzi, Daniel (1514) | Won 2-0 | +191503 |
| 5sealed | 106 | Gschwindt, Mirko (1653) | Lost 1-2 | -151488 |
| 6sealed | 274 | Kiser, Nicholas (1441) | Lost 0-2 | -191469 |
| average opponent: 1524record: 3-3 | new rating: 1469 | |||
| Grand Prix Cleveland 2015 (FRF limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 40 | Pignatiello, Ryan (1500) | Lost 0-2 | -181482 |
| 2sealed | 606 | De Mattie, Jason (1431) | Won 2-0 | +171499 |
| 3sealed | 471 | Hollobaugh, Travis (1487) | Lost 1-2 | -181481 |
| 4sealed | 643 | Quach, Anson (1514) | Lost 0-2 | -181463 |
| average opponent: 1483record: 1-3 | new rating: 1463 | |||