Grey, Jason
Current rating: 1440
Record: 4-8
| Grand Prix Portland 2016 (EMN standard) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 218 | Couberly, Brian (1518) | Won 2-0 | +191484 |
| 3standard | 202 | Morton, Evan (1580) | Lost 0-2 | -161468 |
| 4standard | 362 | McGrath, Kyle (1522) | Won 2-1 | +191487 |
| 5standard | 277 | Moreno, Carlos (1518) | Lost 0-2 | -181469 |
| 6standard | 368 | Johnson, Matt (1708) | Lost 0-2 | -131456 |
| 7standard | 410 | Eversmeyer, David (1557) | Lost 0-2 | -161440 |
| average opponent: 1567record: 2-4 | new rating: 1440 | |||
| Grand Prix Boston-Worcester 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 434 | Sulla, Damien (1500) | Won 2-0 | +181518 |
| 2sealed | 357 | Foley, Matthew (1518) | Lost 0-2 | -181500 |
| 3sealed | 425 | Jacques, Francois (1520) | Won 2-1 | +181518 |
| 4sealed | 508 | Karman, David (1468) | Lost 0-2 | -191499 |
| 5sealed | 574 | Mueller, Alex (1531) | Lost 0-2 | -171482 |
| 6sealed | 541 | Flynn, Patrick (1544) | Lost 1-2 | -171465 |
| average opponent: 1513record: 2-4 | new rating: 1465 | |||