Grahn, Per
Current rating: 1518
Record: 4-3-1
| Grand Prix Stockholm 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 381 | Olsson, Simon (1432) | Draw 1-1 | -11499 |
| 2modern | 292 | Hofverberg, Andreas (1683) | Lost 0-2 | -151484 |
| 3modern | 528 | Farrell, William (1435) | Won 2-0 | +171501 |
| 4modern | 413 | Novak, Jonas (1551) | Lost 1-2 | -171484 |
| 5modern | 510 | Nielsen, Mikkel Krabbe (1469) | Won 2-1 | +181502 |
| 6modern | 389 | Stead, Daniel (1432) | Won 2-0 | +171519 |
| 7modern | 283 | Petsonk, Joshua (1548) | Won 2-0 | +181537 |
| 8modern | 199 | Solin, Jonatan (1481) | Lost 0-2 | -191518 |
| average opponent: 1504record: 4-3-1 | new rating: 1518 | |||