Guthrie, Glen
Current rating: 1469
Record: 5-7
| Grand Prix Los Angeles 2018 (M19 standard) | starting rating: 1502 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 249 | Ketter, Kent (1914) | Lost 1-2 | -111491 |
| 2standard | 256 | Vanden Brook, Paul (1443) | Won 2-1 | +171508 |
| 3standard | 362 | Geary, Samuel (1425) | Lost 0-2 | -201488 |
| 4standard | 459 | Beam, Matthew (1581) | Lost 1-2 | -161472 |
| 5standard | 437 | Price, Jeffrey (1414) | Won 2-0 | +171489 |
| 6standard | 339 | Phillips, Kyle (1392) | Lost 0-2 | -201469 |
| average opponent: 1528record: 2-4 | new rating: 1469 | |||
| Grand Prix San Diego 2015 (ORI standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 478 | Boer, Michael (1500) | Lost 0-1 | -181482 |
| 2standard | 513 | Hsu, Tzu-Chi (1482) | Lost 1-2 | -181464 |
| 3standard | 698 | Morris, Steven (1505) | Won 2-1 | +191483 |
| 4standard | 629 | Elliott, Kevin (1465) | Won 2-0 | +171500 |
| 5standard | 388 | Avila, Matt (1504) | Won 2-0 | +181518 |
| 6standard | 294 | Sendaydiego, Curt (1576) | Lost 0-2 | -161502 |
| average opponent: 1505record: 3-3 | new rating: 1502 | |||