Mogren Olsson, John
Current rating: 1667
| Grand Prix Copenhagen 2015 (modern) | starting rating: 1658 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 193 | Jenke, Patrick (1554) | Won 2-1 | +161674 |
| 4modern | 119 | Bastos, Frederico (1753) | Lost 1-2 | -171657 |
| 5modern | 186 | Hohler, Arno (1550) | Lost 1-2 | -201637 |
| 6modern | 307 | Sotomayor, Israel (1536) | Won 2-1 | +171654 |
| 7modern | 176 | Cevette, Michael (1611) | Won 2-0 | +171671 |
| 8modern | 167 | Henriksen, Thor (1555) | Won 2-1 | +161687 |
| 9modern | 53 | Moeller, Martin Ferdin (1578) | Lost 0-2 | -201667 |
| top | average opponent: 1591record: 4-3 | new rating: 1667 | ||
| Grand Prix Utrecht 2015 (MM2 limited) | starting rating: 1524 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 1205 | Van Volsem, Geert (1323) | Won 2-0 | +151539 |
| 3sealed | 1129 | Pons Hernandez, Joaquin (1543) | Won 2-0 | +181557 |
| 4sealed | 1100 | Melin, Pierre (1682) | Won 2-1 | +201577 |
| 5sealed | 1047 | Scholz, Hannes (1731) | Won 2-0 | +211598 |
| 6sealed | 1270 | Burton, Ollie (1597) | Won 2-0 | +181616 |
| 7sealed | 1004 | Tornros, Mats (1806) | Won 2-1 | +211637 |
| 8sealed | 1002 | Cordero Rubio, Andres (1637) | Lost 0-2 | -181619 |
| 9sealed | 1011 | Desax, Conn (1587) | Lost 1-2 | -181601 |
| 10draft | 1011 | Wild, Jimmy (1650) | Won 2-1 | +191620 |
| 11draft | 1126 | Perez Romera, Daniel (1522) | Won 2-1 | +161636 |
| 12draft | 1027 | Weeda, Chris (1589) | Won 2-0 | +171653 |
| 13draft | 1150 | Ahlstrom, Christian (1703) | Lost 1-2 | -171636 |
| 14draft | 1126 | Lybaert, Marijn (1859) | Won 2-1 | +221658 |
| 15draft | 1057 | Muller, Martin (2032) | ID | 01658 |
| top | average opponent: 1662record: 10-3-1 | new rating: 1658 | ||
| Grand Prix Stockholm 2014 (KTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 318 | Pettersson Lindquist, (1518) | Won 2-0 | +181518 |
| 3standard | 240 | Saevarsson, Freyr Linda (1500) | Lost 0-2 | -181500 |
| 4standard | 228 | Ganz, Andreas (1727) | Draw 1-1 | +41504 |
| 5standard | 239 | Gerhardt, Rostislav (1564) | Won 2-1 | +191523 |
| 6standard | 152 | Martineau, Jerome (1586) | Won 2-0 | +191542 |
| 7standard | 95 | Misnik, Mateusz (1570) | Won 2-1 | +191561 |
| 8standard | 56 | Karlsson, Rickard (1516) | Lost 1-2 | -191542 |
| 9standard | 110 | Eklund, Patrik (1556) | Lost 1-2 | -181524 |
| top | average opponent: 1567record: 4-3-1 | new rating: 1524 | ||