Mereshensky, Mark
Current rating: 1583
Record: 12-8-2
| Grand Prix Montreal 2018 (GRN limited) | starting rating: 1596 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 317 | Mallet, Stephane (1500) | Lost 0-2 | -201576 |
| 2sealed | 407 | Charron, Matthew (1400) | Won 2-0 | +151591 |
| 3sealed | 416 | Connolly, Matthew (1504) | Draw 1-1 | -21589 |
| 4sealed | 342 | Bernier, Cyril (1335) | Lost 0-2 | -221567 |
| 5sealed | 397 | Vidal-Lessard, Thomas (1492) | Lost 0-2 | -201547 |
| 6sealed | 358 | Heine, Jack (1617) | Won 2-1 | +201567 |
| 7sealed | 284 | Leduc, Patrick (1485) | Won 2-1 | +161583 |
| average opponent: 1476record: 3-3-1 | new rating: 1583 | |||
| Grand Prix Toronto 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 142 | McCormick, Aidan-John (1445) | Won 2-0 | +171517 |
| 2modern | 48 | Paquin, Vincent (1481) | Won 2-0 | +171534 |
| 3modern | 182 | Tubergen, Pieter (1597) | Lost 0-2 | -171517 |
| 4modern | 315 | Broad, Liam (1522) | Won 2-1 | +191536 |
| 5modern | 163 | Naylor, Jamie (1829) | Won 2-0 | +231559 |
| 6modern | 60 | Chodat, Shawn (1463) | Lost 1-2 | -201539 |
| 7modern | 187 | Cochran, Hunter (1829) | Won 2-0 | +231562 |
| 8modern | 177 | Hennessey, Jamie (1656) | Won 2-1 | +201582 |
| 9modern | 133 | Huot, Simon (1674) | Lost 1-2 | -161566 |
| 10modern | 142 | Roukas, Sam (1794) | Won 2-0 | +221588 |
| 11modern | 93 | Yao, Benjamin (1579) | Lost 0-2 | -191569 |
| 12modern | 122 | Guite, Ely (1645) | Won 2-1 | +201589 |
| 13modern | 99 | Dunkelman, Steven (1655) | Won 2-0 | +191608 |
| 14modern | 66 | Archdekin, Jamie (1940) | Draw 1-1 | +61614 |
| 15modern | 68 | Watson, Mitchell (1612) | Lost 0-2 | -181596 |
| average opponent: 1648record: 9-5-1 | new rating: 1596 | |||