Persram, Matthew
Current rating: 1506
| Grand Prix Toronto 2018 (modern) | starting rating: 1441 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 138 | Duclos, Patrice (1472) | Lost 0-2 | -171424 |
| 2modern | 665 | Wilson, Dustin (1373) | Won 2-0 | +171441 |
| 3modern | 591 | Bakht, Sacha (1594) | Won 2-0 | +211462 |
| 4modern | 503 | Facchini, Andrew (1521) | Won 2-1 | +191481 |
| 5modern | 133 | Wilkinson, Thomas (1431) | Won 2-0 | +171498 |
| 6modern | 121 | Beauchemin, Samuel (1591) | Won 2-1 | +191517 |
| 7modern | 123 | Gray, Chris (1556) | Won 2-0 | +191536 |
| 8modern | 56 | Herron, Josh (1602) | Draw 1-1 | +11537 |
| 9modern | 46 | Clivio, Amedeo (1578) | Lost 1-2 | -171520 |
| 10modern | 98 | Ferrando, Matthew (1726) | Lost 0-2 | -141506 |
| top | average opponent: 1544record: 6-3-1 | new rating: 1506 | ||
| Grand Prix Montreal 2017 (AKH standard) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 2136 | Klenk, Branden (1500) | Lost 1-2 | -181466 |
| 2standard | 2224 | Bath, Reed (1482) | Lost 0-2 | -171449 |
| 3standard | 2377 | St-Gelais, Mathieu (1475) | Won 2-0 | +181467 |
| 4standard | 2330 | Snider, Dan (1482) | Lost 1-2 | -171450 |
| 5standard | 2380 | Matteau, Jean-Philippe (1422) | Won 2-0 | +171467 |
| 6standard | 2340 | Nilsson, Daniel (1568) | Won 2-0 | +201487 |
| 7standard | 2240 | Perez Jr., Raymond (1861) | Lost 1-2 | -121475 |
| 8standard | 2256 | Lee, Jeffrey (1459) | Lost 0-2 | -181457 |
| 9standard | 2241 | Miles, Rick (1572) | Lost 1-2 | -161441 |
| top | average opponent: 1536record: 3-6 | new rating: 1441 | ||
| Grand Prix London 2016 (KLD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 93 | Geng, Yu (1516) | Lost 0-2 | -181482 |
| 2sealed | 978 | Irvine, Matthew (1481) | Lost 1-2 | -181464 |
| 3sealed | 1095 | Bee, Andy (1466) | Won 2-0 | +181482 |
| 4sealed | 1108 | Heelan, Connor (1481) | Won 2-0 | +181500 |
| 5sealed | 829 | Hardie, Jamie (1467) | Won 2-1 | +181518 |
| 6sealed | 582 | Pszczolkowski, Hubert (1647) | Won 2-1 | +201538 |
| 7sealed | 336 | Pan, Deng (1552) | Lost 0-2 | -181520 |
| 8sealed | 621 | Paquier, Yael (1485) | Lost 0-2 | -181502 |
| 9sealed | 601 | [anonymous] | Lost 0-2 | -181484 |
| top | average opponent: 1514record: 4-5 | new rating: 1484 | ||