Sorensen, John Martin
Current rating: 1533
Record: 7-6
| Grand Prix Stockholm 2018 (modern) | starting rating: 1548 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 75 | Rand, Mihkel (1500) | Won 2-0 | +171565 |
| 2modern | 69 | Andreassen, Michael (1518) | Won 2-0 | +171582 |
| 3modern | 192 | Sanchez, Francisco (1911) | Lost 1-2 | -121570 |
| 4modern | 217 | Van Malcot, Wesley (1583) | Lost 1-2 | -181552 |
| 5modern | 385 | Enstrom, Aron (1498) | Lost 1-2 | -191533 |
| average opponent: 1602record: 2-3 | new rating: 1533 | |||
| Grand Prix Stockholm 2014 (KTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 230 | Waadeland, Jonas (1500) | Won 2-0 | +181518 |
| 2standard | 132 | Siemons, Bjarne (1530) | Won 2-0 | +181536 |
| 3standard | 16 | Hagelberg, Maximilian (1732) | Won 2-1 | +221558 |
| 4standard | 200 | Chiche, Kevin (1836) | Won 2-1 | +231581 |
| 5standard | 4 | Baldvinsson, Einar (1597) | Lost 0-2 | -181563 |
| 6standard | 62 | Hansen, Jimmie (1540) | Won 2-1 | +181581 |
| 7standard | 25 | Lodfelt, Kim (1572) | Lost 1-2 | -191562 |
| 8standard | 60 | Lindgren, Tommi (1739) | Lost 1-2 | -141548 |
| average opponent: 1631record: 5-3 | new rating: 1548 | |||