Cogswell, Isaac
Current rating: 1504
Record: 4-4
| Grand Prix Milwaukee 2018 (GRN standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 318 | Lewis, Christopher (1580) | Lost 0-2 | -171483 |
| 2standard | 387 | Glowacz, Michal (1481) | Lost 1-2 | -181465 |
| 3standard | 547 | Gorgius, Erin (1464) | Won 2-0 | +181483 |
| 4standard | 472 | White, Jory (1703) | Lost 0-2 | -141469 |
| 5standard | 514 | Thornton, Brandon (1462) | Won 2-0 | +181487 |
| 6standard | 413 | Chase, Gabe (1484) | Lost 0-2 | -181469 |
| 7standard | 381 | Kelly, Ryne (1453) | Won 2-0 | +181487 |
| 8standard | 308 | Turner, Ryan (1451) | Won 2-1 | +171504 |
| average opponent: 1510record: 4-4 | new rating: 1504 | |||