Mark, Benjamin
Current rating: 1488
Record: 7-8
| Grand Prix Toronto 2018 (modern) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 360 | McCarthy, Michael (1567) | Won 2-1 | +191500 |
| 2modern | 35 | Trout, Wesley (1518) | Won 2-1 | +191519 |
| 3modern | 3 | Kwok, Cosmo (1552) | Lost 0-2 | -181501 |
| 4modern | 204 | Tomajko, Oliver (1819) | Lost 0-2 | -121489 |
| 5modern | 399 | Zimet, Noam (1483) | Lost 1-2 | -181471 |
| 6modern | 595 | Fincham, Phil (1428) | Lost 1-2 | -191452 |
| 7modern | 530 | Traviss, Matt (1431) | Won 2-1 | +181470 |
| 8modern | 428 | Eadie Jr, William (1483) | Won 2-1 | +181488 |
| average opponent: 1535record: 4-4 | new rating: 1488 | |||
| Grand Prix Pittsburgh 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 423 | Sayers, John (1500) | Lost 0-2 | -181482 |
| 2modern | 683 | Cords, Zane (1481) | Won 2-1 | +181500 |
| 3modern | 823 | Pushard, Leigh (1501) | Won 2-1 | +181518 |
| 4modern | 417 | Taimla, Christopher (1620) | Lost 0-2 | -161502 |
| 5modern | 818 | Teigesser, Jon (1432) | Lost 0-2 | -191483 |
| 6modern | 838 | Martino, Thomas (1481) | Won 2-0 | +181501 |
| 7modern | 623 | Hirmiz, Fadi (1397) | Lost 0-2 | -201481 |
| average opponent: 1487record: 3-4 | new rating: 1481 | |||