Lapierre, Samuel
Current rating: 1543
Record: 10-8
| Grand Prix Montreal 2014 (BNG limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 425 | Martone, Michael (1534) | Won 2-0 | +191501 |
| 2sealed | 59 | Brandon, Alan (1517) | Won 2-1 | +181519 |
| 3sealed | 24 | Laterreur, Etienne (1604) | Lost 0-2 | -161503 |
| 4sealed | 401 | Lebel, Maxime (1579) | Won 2-0 | +191522 |
| 5sealed | 285 | Yang, Daniel [CAN] (1545) | Lost 1-2 | -171505 |
| 6sealed | 202 | Vairamuthu, Jason (1520) | Won 2-0 | +181523 |
| 7sealed | 201 | LePine, Jacob M (1535) | Won 2-1 | +181541 |
| 8sealed | 156 | Sanderson, Scott (1551) | Won 2-0 | +181559 |
| 9sealed | 120 | Garant-Rousseau, Guillaume (1642) | Lost 1-2 | -161543 |
| average opponent: 1559record: 6-3 | new rating: 1543 | |||
| Grand Prix Montreal 2011 (M12 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 122 | Carle, Vincent S (1486) | Won 2-1 | +181518 |
| 2sealed | 82 | Kroll, Steven (1518) | Lost 0-2 | -181500 |
| 3sealed | 181 | Clairmont, Matthew D (1466) | Lost 0-2 | -191481 |
| 4sealed | 205 | Weatherspoon, Charles (1484) | Lost 0-2 | -181463 |
| 5sealed | 218 | Nesrallah, Moses (1402) | Won 2-0 | +171480 |
| 6sealed | 159 | Roux, Sebastien L (1481) | Won 2-1 | +181498 |
| 7sealed | 138 | Rafih, Joddat (1524) | Lost 0-2 | -171481 |
| 8sealed | 117 | Tenney, Thomas A (1583) | Lost 1-2 | -171464 |
| 9sealed | 105 | Massicotte, Jean-franc (1447) | Won 2-0 | +181482 |
| average opponent: 1488record: 4-5 | new rating: 1482 | |||