Sturgeon, Sam G
Current rating: 1668
Record: 14-7
| Grand Prix Portland 2010 (M11 limited) | starting rating: 1507 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 21 | Henson, Steven R (1518) | Won 2-0 | +191526 |
| 3sealed | 37 | Beach, Harrison (1524) | Won 2-1 | +181544 |
| 4sealed | 105 | Coale, Hunter (1749) | Won 2-0 | +211565 |
| 5sealed | 70 | Tran, Anthony (1754) | Won 2-0 | +221587 |
| 6sealed | 6 | Kowal, Brian (1849) | Won 2-1 | +221609 |
| 7sealed | 17 | Hanson, Daniel (1677) | Won 2-1 | +201629 |
| 8sealed | 6 | Beasley, Orrin (1737) | Won 2-1 | +201649 |
| 9sealed | 1 | Nass, Matthew (1786) | Lost 0-2 | -161633 |
| 10sealed | 19 | Martell, Tom (1967) | Won 2-0 | +241657 |
| 11draft | 39 | Berger, Eric (1795) | Won 2-1 | +201677 |
| 12draft | 63 | Loucks, Jonathon (1763) | Lost 1-2 | -161661 |
| 13draft | 39 | Wu, Jia (1807) | Lost 0-2 | -151646 |
| 14draft | 59 | Berger, Eric (1773) | Won 2-0 | +201666 |
| 15draft | 65 | Bono, Joe (1654) | Won 2-0 | +181684 |
| 16draft | 18 | Froehlich, Eric (1830) | Lost 0-2 | -161668 |
| average opponent: 1745record: 11-4 | new rating: 1668 | |||
| Grand Prix Seattle 2009 (ARB standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 8 | Chen, Lokman (1574) | Lost 0-2 | -171483 |
| 5standard | 202 | Biedenbach, Christopher (1578) | Lost 0-2 | -161467 |
| 6standard | 293 | Valderas, Jose (1518) | Won 2-0 | +191486 |
| 7standard | 188 | Darby, Scott (1557) | Won 2-1 | +191505 |
| 8standard | 155 | Kurtin, Matthew R (1587) | Won 2-0 | +201525 |
| 9standard | 58 | Forner, Matthew (1557) | Lost 0-0 | -181507 |
| average opponent: 1562record: 3-3 | new rating: 1507 | |||