Greig, Matthew C
Current rating: 1550
Record: 9-7
| Grand Prix Portland 2010 (M11 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 265 | Epperly, Brett (1500) | Won 2-0 | +181518 |
| 2sealed | 97 | Brown, Ted (1502) | Won 2-1 | +181536 |
| 3sealed | 158 | Neill, David (1499) | Won 2-1 | +171553 |
| 4sealed | 110 | Gettman, Jared W (1555) | Won 2-0 | +181571 |
| 5sealed | 66 | Mcdonough, Brandden (1556) | Won 2-0 | +181589 |
| 6sealed | 2 | Zafra, Marcel Angelo (1771) | Won 2-0 | +211610 |
| 7sealed | 5 | Bono, Joe (1595) | Won 2-1 | +181628 |
| 8sealed | 3 | Kendall, Ian (1618) | Won 2-0 | +181646 |
| 9sealed | 3 | Kibler, Brian (2155) | Lost 0-2 | -101636 |
| 10sealed | 16 | Wong, Brian_LR (1614) | Lost 1-2 | -181618 |
| 11draft | 3 | Juza, Martin (1772) | Lost 0-2 | -151603 |
| 12draft | 14 | Pozsgay, Michael (1636) | Lost 0-2 | -181585 |
| 13draft | 23 | Tran, Anthony (1740) | Lost 1-2 | -151570 |
| 14draft | 71 | Higashi, Chris (1627) | Lost 1-2 | -171553 |
| 15draft | 10 | Baker, Justin L (1485) | Won 2-0 | +171570 |
| 16draft | 30 | Veen, Andrew (1497) | Lost 0-2 | -201550 |
| average opponent: 1633record: 9-7 | new rating: 1550 | |||