Pierson, Levi
Current rating: 1542
Record: 9-8
| Grand Prix Oklahoma City 2017 (modern) | starting rating: 1510 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 219 | Castleberry, Cameron (1500) | Won 2-0 | +171527 |
| 2modern | 197 | McCollough, Sean (1600) | Won 2-0 | +201547 |
| 3modern | 248 | Marriott, Nick (1632) | Lost 1-2 | -171530 |
| 4modern | 207 | Williams, Brendon (1522) | Won 2-1 | +181548 |
| 5modern | 121 | Garcia, Marlon (1849) | Won 2-1 | +231571 |
| 6modern | 40 | Finken, Kyle (1548) | Lost 1-2 | -181553 |
| 7modern | 177 | Miller, Matthew (1634) | Won 2-1 | +201573 |
| 8modern | 85 | Hawkins, Eric (1899) | Lost 1-2 | -131560 |
| 9modern | 227 | Larsen, Andrew (1373) | Won 2-0 | +151575 |
| 10modern | 136 | Hosokawa, Yuya (1728) | Lost 1-2 | -151560 |
| 11modern | 171 | Garcia, Ruben Tadeo (1579) | Lost 1-2 | -181542 |
| average opponent: 1624record: 6-5 | new rating: 1542 | |||
| Grand Prix Chicago 2014 (JOU standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3standard | 173 | Poellinger, Ethan (1666) | Won 2-0 | +211521 |
| 4standard | 33 | Cox, Patrick (1927) | Won 2-1 | +251546 |
| 5standard | 9 | Trawczynski, Richard (1572) | Won 0-0 | +181564 |
| 6standard | 8 | Wise, Steve (1709) | Lost 0-2 | -151549 |
| 7standard | 30 | Dean, Zach (1480) | Lost 0-2 | -191530 |
| 8standard | 134 | Sword, Matt (1406) | Lost 1-2 | -201510 |
| average opponent: 1627record: 3-3 | new rating: 1510 | |||