Grenier, Matthew
Current rating: 1494
Record: 5-6
| Grand Prix Kansas City 2019 (WAR standard) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 156 | Accardo, Michael (1519) | Won 2-1 | +191503 |
| 2standard | 134 | Rainforth, Chandler (1401) | Won 2-1 | +161519 |
| 3standard | 14 | Forster, Daniel (1752) | Won 2-0 | +221541 |
| 4standard | 64 | Stevenson, Quint (1657) | Lost 0-0 | -161525 |
| 5standard | 105 | Parks, Kale (1724) | Lost 0-2 | -141511 |
| 6standard | 169 | Ladwig, Blake (1592) | Lost 1-2 | -171494 |
| average opponent: 1608record: 3-3 | new rating: 1494 | |||
| Grand Prix Kansas City 2003 (MRD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 63 | Singletary, Greg (1500) | Won 2-0 | +181518 |
| 2sealed | 8 | Barnes, Michael (1500) | Lost 0-2 | -181500 |
| 3sealed | 116 | Vaughan, Austin (1570) | Won 2-0 | +191519 |
| 4sealed | 152 | Gould, Troy (1489) | Lost 1-2 | -191500 |
| 5sealed | 138 | Halley, Cale (1586) | Lost 1-2 | -161484 |
| average opponent: 1529record: 2-3 | new rating: 1484 | |||