Guay, Charles-William
Current rating: 1516
Record: 6-5-2
| Grand Prix Quebec City 2015 (BFZ standard) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 82 | Oquinn, Patrick (1500) | Draw 1-1 | -11519 |
| 2standard | 186 | Ward, Levi (1499) | Won 2-1 | +181537 |
| 3standard | 175 | Bentley, Johnathan (1609) | Lost 0-2 | -171520 |
| 4standard | 257 | Gervais, Nicolas (1464) | Draw 1-1 | -11519 |
| 5standard | 296 | Chu, Chris (1498) | Won 2-1 | +181537 |
| 6standard | 232 | Bouchard, Adam (1402) | Lost 0-2 | -211516 |
| average opponent: 1495record: 2-2-2 | new rating: 1516 | |||
| Grand Prix Montreal 2011 (M12 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 352 | Miller, Brad (1521) | Won 2-0 | +181518 |
| 2sealed | 383 | Mathers, Tiernan (1518) | Won 2-1 | +181536 |
| 3sealed | 391 | Daigle, Christopher (1503) | Lost 1-2 | -181518 |
| 4sealed | 438 | Boisvert, Luis H (1517) | Won 2-0 | +181536 |
| 5sealed | 426 | Cohen, Matthew (1520) | Lost 1-2 | -191517 |
| 6sealed | 474 | Hollar, Matt (1517) | Won 2-1 | +181535 |
| 7sealed | 440 | Bello, Hashim (1657) | Lost 1-2 | -151520 |
| average opponent: 1536record: 4-3 | new rating: 1520 | |||