Mortensen, Matthew
Current rating: 1601
Record: 12-7-1
| Grand Prix Las Vegas 2018 (limited) (DOM limited) | starting rating: 1564 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 462 | Nielsen, Thomas Sellberg (1530) | Won 2-0 | +171581 |
| 2sealed | 333 | Demers, Alexis (1584) | Won 2-1 | +181599 |
| 3sealed | 249 | Blue, Benjamin (1536) | Won 2-1 | +171616 |
| 4sealed | 228 | Pearce, Quentinn (1654) | Lost 0-2 | -171599 |
| 5sealed | 261 | Wolff, Meghan (1649) | Won 2-1 | +181617 |
| 6sealed | 215 | Benedetti, Antony (1597) | Lost 1-2 | -181599 |
| 7sealed | 339 | Silver, Jeffrey (1666) | Won 2-0 | +191618 |
| 8sealed | 224 | Baily, Aric (1657) | Lost 1-2 | -171601 |
| average opponent: 1609record: 5-3 | new rating: 1601 | |||
| Grand Prix Phoenix 2000 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 34 | Seifert, Jeff (1551) | Won 2-0 | +191519 |
| 3extended | 3 | Szigeti, Peter (1532) | Won 2-0 | +181537 |
| 4extended | 32 | Enderle, Kyle (1554) | Won 2-0 | +181555 |
| 5extended | 13 | Kenien, Randy (1555) | Draw 1-1 | 01555 |
| 6extended | 12 | Jensen, William (1882) | Won 2-0 | +241579 |
| 7extended | 5 | Johns, Scott (1762) | Lost 0-1 | -141565 |
| 8extended | 31 | DeMaci, Chris (1517) | Lost 1-2 | -191546 |
| 9extended | 24 | Cole, Kirk (1542) | Won 2-1 | +181564 |
| 10extended | 17 | Kert, Caroline (1536) | Won 2-0 | +171581 |
| 11extended | 10 | Armbruster, Chris (1516) | Won 2-0 | +171598 |
| 12extended | 6 | Welty, Terry (1597) | Lost 0-2 | -181580 |
| 13extended | 11 | Ellis, Chad (1672) | Lost 1-2 | -161564 |
| average opponent: 1601record: 7-4-1 | new rating: 1564 | |||