Demaine, Cory
Current rating: 1385
Record: 15-24
| Grand Prix Quebec City 2015 (BFZ standard) | starting rating: 1415 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 86 | Demers, Mathieu (1500) | Lost 1-2 | -171398 |
| 2standard | 272 | Rose, Jason (1451) | Won 2-1 | +191417 |
| 3standard | 236 | Chin, Dustin (1467) | Lost 0-2 | -171400 |
| 4standard | 346 | Berube, Andre (1553) | Lost 0-2 | -151385 |
| top | average opponent: 1493record: 1-3 | new rating: 1385 | ||
| Grand Prix Montreal 2015 (DTK limited) | starting rating: 1378 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 150 | Svitkine, Alexei (1500) | Won 2-1 | +211399 |
| 2sealed | 272 | Browning, Richard (1525) | Won 2-1 | +201419 |
| 3sealed | 74 | Lau, Benson (1489) | Lost 0-2 | -171402 |
| 4sealed | 243 | Cote, Nicolas (1501) | Lost 0-2 | -161386 |
| 5sealed | 353 | Amar, Selim (1570) | Won 2-0 | +211407 |
| 6sealed | 289 | Cuthbert, Em (1578) | Won 2-1 | +211428 |
| 7sealed | 169 | Kevis, Jeremy (1668) | Lost 0-2 | -131415 |
| top | average opponent: 1547record: 4-3 | new rating: 1415 | ||
| Grand Prix Ottawa 2014 (KTK limited) | starting rating: 1429 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 170 | Wong, Mason (1500) | Lost 0-2 | -171412 |
| 2sealed | 491 | Richard, Pascal (1480) | Lost 1-2 | -171395 |
| 3sealed | 569 | Murray, Gabriel (1463) | Lost 0-2 | -171378 |
| top | average opponent: 1481record: 0-3 | new rating: 1378 | ||
| Grand Prix Montreal 2014 (BNG limited) | starting rating: 1399 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 186 | Gallagher, Robert (1467) | Won 2-1 | +191418 |
| 2sealed | 249 | Braun, Benjamin (1518) | Won 2-1 | +201438 |
| 3sealed | 80 | Ivany, Roger (1530) | Lost 0-2 | -161422 |
| 4sealed | 413 | Denault, Jean-Francois (1517) | Lost 0-2 | -161406 |
| 5sealed | 317 | Lee, Jeffrey (1492) | Won 2-0 | +191425 |
| 6sealed | 330 | Jarrell, Amanda (1524) | Lost 1-2 | -161409 |
| 7sealed | 330 | Normand, Jean-Francois (1500) | Won 2-0 | +201429 |
| top | average opponent: 1507record: 4-3 | new rating: 1429 | ||
| Grand Prix Quebec City 2013 (GTC standard) | starting rating: 1487 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 48 | Legendre, Randy A (1500) | Lost 1-2 | -171470 |
| 2standard | 209 | Soucy, Guillaume (1516) | Lost 1-2 | -181452 |
| 3standard | 342 | Arcand, Christian (1464) | Lost 1-2 | -171435 |
| 4standard | 380 | Dallaire, Jerome (1445) | Won 2-1 | +181453 |
| 5standard | 360 | Gagnon, Marc-Andre (1463) | Lost 0-2 | -181435 |
| 6standard | 327 | Hira, Jon (1446) | Lost 1-2 | -181417 |
| 7standard | 289 | Tepylo, Alek (1426) | Lost 1-2 | -181399 |
| 8standard | 253 | Barrette, Olivier (1409) | Won 2-0 | +191418 |
| 9standard | 219 | Belair Pageau, Francois (1395) | Lost 0-2 | -191399 |
| top | average opponent: 1452record: 2-7 | new rating: 1399 | ||
| Grand Prix Montreal 2011 (M12 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 62 | Arguin, Jean-philippe (1500) | Won 2-0 | +181518 |
| 2sealed | 30 | Cowie, Chris (1518) | Won 2-1 | +181536 |
| 3sealed | 18 | Montoya, Brandon (1576) | Lost 0-2 | -171519 |
| 4sealed | 113 | Laforce, Mathieu (1545) | Lost 0-2 | -181501 |
| 5sealed | 187 | Cliche-Lamoureux, Simon (1517) | Won 2-0 | +181519 |
| 6sealed | 140 | Maystorov, Vasil (1506) | Won 2-0 | +181537 |
| 7sealed | 105 | Lussier, Maxime (1540) | Lost 0-2 | -181519 |
| 8sealed | 105 | Di Lullo, Andrew (1504) | Lost 1-2 | -181501 |
| 9sealed | 86 | Adams, Ken (1744) | Lost 1-2 | -141487 |
| top | average opponent: 1550record: 4-5 | new rating: 1487 | ||