Overbey, Sam
Current rating: 1517
Record: 4-3
| Grand Prix Oklahoma City 2013 (THS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 271 | Ho, Kim-Kiu (1480) | Lost 1-2 | -181482 |
| 2sealed | 452 | Shear, Clarence (1481) | Lost 1-2 | -181464 |
| 3sealed | 566 | Fuentes, Oscar (1452) | Won 2-1 | +171481 |
| 4sealed | 467 | Ojeda, Steven (1481) | Won 2-0 | +181499 |
| 5sealed | 456 | Kendall, Joey (1503) | Won 2-1 | +181517 |
| 6sealed | 295 | Prehn, Jeremiah (1518) | Won 2-0 | +181535 |
| 7sealed | 315 | Edwards, Mitchell (1531) | Lost 0-2 | -181517 |
| average opponent: 1492record: 4-3 | new rating: 1517 | |||