Pierce, Markas
Current rating: 1505
Record: 3-3
| Grand Prix Sacramento 2018 (M19 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 357 | Saunders, James (1448) | Lost 1-2 | -191481 |
| 2sealed | 495 | Sun, Allen (1666) | Won 2-1 | +211502 |
| 3sealed | 470 | Goozey, Sean (1501) | Lost 1-2 | -181484 |
| 4sealed | 538 | Chang, Khee (1486) | Won 2-0 | +181502 |
| 5sealed | 359 | Barrett, Daniel (1617) | Won 2-1 | +201522 |
| 6sealed | 258 | Huynh, Belinda (1561) | Lost 1-2 | -171505 |
| average opponent: 1547record: 3-3 | new rating: 1505 | |||