Hartley, Matthew
Current rating: 1459
| Grand Prix Reno 2020 (THB limited) | starting rating: 1435 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 111 | Bass, Chris (1780) | Won 2-0 | +241459 |
| 3sealed | 133 | Abramowitz-Reif, Max (1555) | Won 2-0 | +201479 |
| 4sealed | 59 | Svilich, Erik (1724) | Lost 0-2 | -141465 |
| 5sealed | 110 | Geller, Daniel (1680) | Lost 0-2 | -141451 |
| 6sealed | 142 | Fang, Percy (1693) | Won 2-0 | +221473 |
| 7sealed | 120 | Allen, Timothy (1693) | Lost 0-2 | -141459 |
| top | average opponent: 1688record: 3-3 | new rating: 1459 | ||
| Grand Prix Los Angeles 2019 (modern) | starting rating: 1448 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 308 | Gaines, Tyler Jo (1642) | Won 2-0 | +211469 |
| 3modern | 180 | Rabinowitz, Eliana (1523) | Won 2-1 | +191488 |
| 4modern | 155 | Chavez, Rafael (1595) | Lost 0-2 | -161472 |
| 5modern | 232 | Altamirano, Nick (1560) | Lost 1-2 | -161456 |
| 6modern | 423 | Quiroz, Gabriel (1302) | Lost 0-2 | -211435 |
| top | average opponent: 1525record: 2-3 | new rating: 1435 | ||
| Grand Prix Sacramento 2018 (M19 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 60 | Cuevas, Alex 974 (1479) | Lost 0-2 | -181482 |
| 2sealed | 369 | Owen, Donald (1587) | Lost 1-2 | -161466 |
| 3sealed | 545 | Jade, Luna (1464) | Lost 1-2 | -181448 |
| top | average opponent: 1510record: 0-3 | new rating: 1448 | ||