Kay, Matt
Current rating: 1420
| Grand Prix Columbus 2019 (modern) | starting rating: 1430 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 72 | Castaneda, Abel (1586) | Won 2-0 | +211451 |
| 3modern | 117 | Normandin, Ryan (1556) | Lost 1-2 | -161435 |
| 4modern | 110 | Moy, Joseph (1517) | Lost 1-2 | -161419 |
| 5modern | 241 | Biamonte, Vince (1445) | Won 2-0 | +181437 |
| 6modern | 119 | Ackley, Kenneth (1504) | Lost 0-2 | -171420 |
| top | average opponent: 1521record: 2-3 | new rating: 1420 | ||
| Grand Prix Detroit 2019 (M20 limited) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 91 | Kail, Ray (1684) | Lost 0-2 | -141449 |
| 3sealed | 256 | Pitler, Matt (1430) | Lost 0-2 | -191430 |
| top | average opponent: 1557record: 0-2 | new rating: 1430 | ||
| Grand Prix Cleveland 2015 (FRF limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 580 | Pelchuck, Emmi (1500) | Won 2-0 | +181518 |
| 2sealed | 226 | Staal, Taran (1518) | Lost 1-2 | -181500 |
| 3sealed | 576 | Lancaster, Brian (1446) | Lost 1-2 | -191481 |
| 4sealed | 676 | Bell, Stephen (1469) | Lost 1-2 | -181463 |
| top | average opponent: 1483record: 1-3 | new rating: 1463 | ||