Compton, Brook
Current rating: 1371
| Grand Prix Milwaukee 2016 (KLD limited) | starting rating: 1395 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 73 | Lequia, Steven (1595) | Lost 1-2 | -141381 |
| 2sealed | 345 | Carpenter, Tim (1491) | Lost 0-2 | -161365 |
| 3sealed | 574 | Martin, Sam (1513) | Won 2-0 | +211386 |
| 4sealed | 437 | Chin, Devon (1595) | Lost 0-2 | -151371 |
| top | average opponent: 1548record: 1-3 | new rating: 1371 | ||
| Grand Prix Chicago 2014 (JOU standard) | starting rating: 1444 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 529 | Piotrowiak, Matthew (1500) | Lost 0-2 | -171427 |
| 2standard | 789 | Alegarbes, Timothy (1482) | Won 2-0 | +191446 |
| 3standard | 788 | Kramer, Anthony (1500) | Lost 1-2 | -171429 |
| 4standard | 920 | Shore, Trenton (1488) | Lost 0-2 | -171412 |
| 5standard | 923 | Deutsch, John (1464) | Lost 0-2 | -171395 |
| top | average opponent: 1487record: 1-4 | new rating: 1395 | ||
| Grand Prix Chicago 2012 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 51 | Biggers, Ehren R (1500) | Lost 0-2 | -181482 |
| 2modern | 324 | Neumann, Karl (1480) | Won 2-1 | +181500 |
| 3modern | 297 | Young, Brandon (1479) | Lost 0-2 | -181482 |
| 4modern | 409 | Miller, Casey 2 (1414) | Lost 0-2 | -201462 |
| 5modern | 449 | Ledbetter, Lance (1463) | Lost 0-2 | -181444 |
| top | average opponent: 1467record: 1-4 | new rating: 1444 | ||