Kumpulainen, Saku
Current rating: 1498
Record: 3-3
| Grand Prix London 2019 (WAR sealed) | starting rating: 1518 | |||
| round | table | opponent (rating) | result | Δrating |
| A1sealed | 115 | Nguyen, Anh Nhi (1428) | Lost 0-2 | -201498 |
| record: 0-1 | new rating: 1498 | |||
| Grand Prix Utrecht 2015 (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2344 | Franken, Rob (1500) | Won 2-1 | +181518 |
| 2sealed | 2216 | Mejan, Niels (1518) | Won 2-0 | +181536 |
| 3sealed | 2188 | Piroddi, Dario (1564) | Won 2-0 | +191555 |
| 4sealed | 2016 | Heffernan, Stephen (1479) | Lost 1-2 | -201535 |
| 5sealed | 2146 | Havas, Jean-Charles (1585) | Lost 0-2 | -171518 |
| average opponent: 1529record: 3-2 | new rating: 1518 | |||