Stahlschmidt-Kah, Isak
Current rating: 1477
Record: 5-6
| Grand Prix Toronto 2019 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 310 | Ruschpler, Andrew (1463) | Lost 0-2 | -191481 |
| 2modern | 398 | Vegh, Michael (1463) | Won 2-0 | +181499 |
| 3modern | 378 | Kotton, Jesse (1499) | Lost 1-2 | -181481 |
| 4modern | 497 | Gore, Tyler (1482) | Lost 0-2 | -181463 |
| 5modern | 498 | Ng, Albert (1246) | Won 2-0 | +141477 |
| average opponent: 1431record: 2-3 | new rating: 1477 | |||
| Grand Prix Toronto 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 515 | Clarke, Justin (1459) | Won 2-0 | +171517 |
| 2modern | 206 | Dockrill, Chris (1518) | Lost 1-2 | -181499 |
| 3modern | 682 | Trottier, Eric (1481) | Lost 1-2 | -181481 |
| 4modern | 586 | Houston, Scott (1415) | Lost 0-2 | -191462 |
| 5modern | 731 | Regimbald, Jean-Francois (1456) | Won 2-0 | +181480 |
| 6modern | 577 | Allan, Dane (1587) | Won 2-0 | +201500 |
| average opponent: 1486record: 3-3 | new rating: 1500 | |||