Perks, Carl
Current rating: 1563
| Grand Prix Copenhagen 2018 (DOM standard) | starting rating: 1514 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 146 | Christensen, Kaspar (1500) | Won 2-0 | +181532 |
| 2standard | 135 | Nguyen, Duy (1523) | Lost 1-2 | -181514 |
| 3standard | 301 | Londos, Ludvig (1800) | Won 2-1 | +231537 |
| 4standard | 245 | Cofalik, Szymon (1684) | Won 2-1 | +211558 |
| 5standard | 97 | Mackowiak, Patrick (1658) | Lost 1-2 | -161542 |
| 6standard | 232 | Stroh, Kim (1884) | Won 2-1 | +241566 |
| 7standard | 170 | Loven, Axel (1522) | Lost 1-2 | -191547 |
| 8standard | 134 | Toth, Ferenc (1464) | Won 2-0 | +161563 |
| top | average opponent: 1629record: 5-3 | new rating: 1563 | ||
| Grand Prix Toronto 2013 (THS limited) | starting rating: 1496 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 288 | Roscoe, Kevin G (1447) | Won 2-0 | +171513 |
| 2sealed | 192 | Hendricks, Ryan (1703) | Lost 1-2 | -151498 |
| 3sealed | 518 | Pinsky, Matt (1483) | Lost 1-2 | -181480 |
| 4sealed | 571 | Bradbury, Orion (1482) | Lost 1-2 | -181462 |
| 5sealed | 594 | Somos, Nicholas (1446) | Won 2-0 | +181480 |
| 6sealed | 476 | Belcher, Randy (1479) | Won 2-0 | +181498 |
| 7sealed | 370 | Chiang, Cameron (1499) | Won 2-0 | +181516 |
| 8sealed | 230 | Neale, Alexander (1530) | Won 2-0 | +181534 |
| 9sealed | 49 | Eadie, Tyler (1453) | Lost 0-2 | -201514 |
| top | average opponent: 1503record: 5-4 | new rating: 1514 | ||
| Grand Prix Quebec City 2013 (GTC standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 163 | Mercier, Charles (1518) | Won 1-0 | +181518 |
| 2standard | 62 | Bernard-Lacaille, Gabriel (1472) | Lost 1-2 | -191499 |
| 3standard | 151 | Paquet, Maxim (1499) | Lost 1-2 | -181481 |
| 4standard | 304 | Villeneuve, Christian (1432) | Won 2-0 | +181499 |
| 5standard | 267 | Baron, Alexandre (1499) | Lost 1-2 | -181481 |
| 6standard | 285 | Woolridge, Nicholas (1483) | Won 2-0 | +181499 |
| 7standard | 247 | Massicotte, Mathieu (1501) | Won 2-0 | +181517 |
| 8standard | 155 | Jury, Nick (1332) | Lost 1-2 | -221495 |
| 9standard | 182 | Gurevych, William (1505) | Draw 1-1 | +11496 |
| top | average opponent: 1471record: 4-4-1 | new rating: 1496 | ||