Cocke, Grayson
Current rating: 1502
Record: 8-9-1
| Grand Prix Atlanta 2017 (XLN standard) | starting rating: 1469 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 9 | Garofalo, Michael (1434) | Won 2-0 | +171486 |
| 2standard | 306 | Diaz, Brandon (1483) | Won 2-1 | +181504 |
| 3standard | 41 | Williams, Sam (1522) | Lost 0-2 | -171487 |
| 4standard | 202 | Wade, Justin (1516) | Won 1-0 | +181505 |
| 5standard | 198 | Garrant, Mitchell (1565) | Lost 0-2 | -171488 |
| 6standard | 283 | Harbet, Zachary (1481) | Won 2-1 | +181506 |
| 7standard | 278 | League, Charles (1809) | Lost 1-2 | -131493 |
| 8standard | 263 | Garcia, Jose (1553) | Won 2-0 | +201513 |
| 9standard | 189 | Yu, Jarvis (1934) | Lost 1-2 | -111502 |
| average opponent: 1588record: 5-4 | new rating: 1502 | |||
| Grand Prix Richmond 2017 (AKH limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 328 | Eggert, Robert (1460) | Won 2-0 | +171517 |
| 2sealed | 251 | VanBuskirk, Jason (1514) | Won 2-0 | +181535 |
| 3sealed | 132 | Jones, Kevin (1864) | Draw 1-1 | +61541 |
| 4sealed | 218 | Wheeler, Brandon (1594) | Lost 0-2 | -171524 |
| 5sealed | 380 | Gussman, Aaron (1536) | Lost 0-2 | -181506 |
| 6sealed | 498 | Leeds, Jon (1498) | Lost 0-2 | -181488 |
| 7sealed | 543 | Ewing, Michael (1481) | Won 2-0 | +181506 |
| 8sealed | 450 | League, Braden (1501) | Lost 1-2 | -181488 |
| 9sealed | 417 | Rick, David (1441) | Lost 0-2 | -191469 |
| average opponent: 1543record: 3-5-1 | new rating: 1469 | |||