Duval, Matthew
Current rating: 1466
| Grand Prix Providence 2016 (KLD standard) | starting rating: 1487 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 58 | Meadows, Sean (1366) | Lost 1-2 | -211466 |
| 2standard | 369 | Williams, Craig (1481) | Lost 0-2 | -171449 |
| 3standard | 488 | Crave, Kevin (1444) | Won 2-1 | +181467 |
| 4standard | 410 | Baxter, Nathan (1435) | Won 2-0 | +171484 |
| 5standard | 440 | Motta, Meek (1503) | Lost 1-2 | -181466 |
| top | average opponent: 1446record: 2-3 | new rating: 1466 | ||
| Grand Prix Montreal 2016 (EMN limited) | starting rating: 1503 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2368 | Gibb, Graham (1500) | Won 2-0 | +171520 |
| 2sealed | 2197 | Titizian, Sam (1544) | Lost 0-2 | -171503 |
| 3sealed | 2397 | Lam, Martin (1475) | Won 0-0 | +171520 |
| 4sealed | 2367 | Fauchoux, Ryan (1518) | Lost 1-2 | -181502 |
| 5sealed | 2288 | Callaghan, Chirs (1502) | Won 2-0 | +181520 |
| 6sealed | 2250 | Massie-Hamel, Antoine (1533) | Lost 0-2 | -171503 |
| 7sealed | 2338 | Darmouni, Guillaume (1617) | Lost 0-2 | -161487 |
| top | average opponent: 1527record: 3-4 | new rating: 1487 | ||
| Grand Prix Boston 2003 (LGN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 38 | Sonmez, John (1518) | Lost 1-2 | -181482 |
| 2sealed | 172 | Lawrence, Joseph (1482) | Won 2-0 | +181500 |
| 3sealed | 208 | Higgins, Matt (1465) | Won 2-0 | +181518 |
| 4sealed | 132 | Sonne, Jonathan (1675) | Lost 0-2 | -151503 |
| top | average opponent: 1535record: 2-2 | new rating: 1503 | ||