Yocum, Sonny
Current rating: 1478
Record: 5-6
| Grand Prix Oklahoma City 2015 (modern) | starting rating: 1536 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 464 | Ballew, Trey (1625) | Lost 1-2 | -171519 |
| 2modern | 332 | McMahon, Christopher (1402) | Lost 1-2 | -201499 |
| 3modern | 1077 | Rogers, Bryan (1335) | Lost 0-0 | -211478 |
| average opponent: 1454record: 0-3 | new rating: 1478 | |||
| Grand Prix San Antonio 2014 (KTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 437 | Bomnskie, Dustin (1478) | Won 2-1 | +181518 |
| 2standard | 248 | Pieper, Bryan (1517) | Won 2-0 | +181536 |
| 3standard | 99 | Porreca, Stephen (1485) | Lost 1-2 | -191517 |
| 4standard | 207 | Dearing, Christopher (1439) | Won 2-0 | +161533 |
| 5standard | 203 | Jennings, Logan (1536) | Won 2-1 | +181551 |
| 6standard | 52 | Crowe, Kalob (1483) | Won 2-1 | +171568 |
| 7standard | 66 | White, Paul (1679) | Lost 0-2 | -161552 |
| 8standard | 144 | Tran, Minh (1637) | Lost 1-2 | -161536 |
| average opponent: 1532record: 5-3 | new rating: 1536 | |||