Overholt, Cooper
Current rating: 1379
| Grand Prix Pittsburgh 2018 (DOM standard) | starting rating: 1389 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 47 | Smith, Dennis (1500) | Lost 0-2 | -161373 |
| 2standard | 218 | Bruce, Adam (1428) | Lost 0-2 | -171356 |
| 3standard | 402 | Thomas, Dennis (1463) | Won 2-0 | +201376 |
| 4standard | 407 | Cullerton, Evan (1397) | Won 2-1 | +191395 |
| 5standard | 281 | Garee, Justin (1499) | Lost 1-2 | -161379 |
| top | average opponent: 1457record: 2-3 | new rating: 1379 | ||
| Grand Prix Washington DC 2017 (HOU standard) | starting rating: 1431 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 223 | Ugalde Valladolid, Carlos Eduardo (1497) | Lost 1-2 | -171414 |
| 3standard | 463 | Luu, Mike (1497) | Won 2-1 | +201434 |
| 4standard | 235 | Reynolds, Patrick (1829) | Lost 1-2 | -111423 |
| 5standard | 572 | Balzanna, Kyle (1506) | Lost 1-2 | -171406 |
| 6standard | 539 | Harris, Chad (1466) | Lost 0-2 | -171389 |
| top | average opponent: 1559record: 1-4 | new rating: 1389 | ||
| Grand Prix Pittsburgh 2017 (AER standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 90 | Kobistek, Tristan (1500) | Won 2-0 | +181518 |
| 2standard | 120 | Polca, Shawn (1443) | Lost 0-2 | -191499 |
| 3standard | 474 | Krot, Hunter (1563) | Lost 0-2 | -171482 |
| 4standard | 592 | Drain, Eric (1598) | Lost 0-2 | -161466 |
| 5standard | 588 | Fortais, Adam (1539) | Lost 1-2 | -171449 |
| 6standard | 581 | Combs, Norman (1444) | Lost 1-2 | -181431 |
| top | average opponent: 1515record: 1-5 | new rating: 1431 | ||