Tang, Sam
Current rating: 1468
Record: 11-13-2
| Grand Prix Portland 2017 (XLN standard) | starting rating: 1507 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 353 | Moran, Garret (1500) | Lost 1-2 | -191488 |
| 2standard | 719 | Perron, Jason (1482) | Lost 1-2 | -181470 |
| 3standard | 785 | Ortiz, Sam (1401) | Won 2-0 | +171487 |
| 4standard | 592 | Crowder, Daniel (1531) | Lost 0-2 | -171470 |
| 5standard | 670 | Caldwell, Chris (1466) | Lost 1-2 | -181452 |
| 6standard | 699 | Bridges, Kayla (1341) | Won 2-1 | +161468 |
| top | average opponent: 1454record: 2-4 | new rating: 1468 | ||
| Grand Prix Portland 2016 (EMN standard) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 148 | Bruce, Andrew (1496) | Won 2-1 | +181480 |
| 2standard | 322 | Jenkins, Mark (1263) | Won 2-0 | +141494 |
| 3standard | 145 | Condemarin, Steven (1556) | Draw 1-1 | +11495 |
| 4standard | 169 | Poirier, Steven (1575) | Lost 0-2 | -161479 |
| 5standard | 347 | McGraw, Ian (1428) | Won 2-0 | +171496 |
| 6standard | 234 | Bucher, Erich (1669) | Won 2-0 | +211517 |
| 7standard | 125 | Asbach, John (1737) | Won 2-0 | +221539 |
| 8standard | 85 | Brown, Ethan (1700) | Lost 0-2 | -151524 |
| 9standard | 168 | Feuerstein, John (1555) | Lost 0-0 | -171507 |
| top | average opponent: 1553record: 5-3-1 | new rating: 1507 | ||
| Grand Prix Vancouver 2016 (OGW limited) | starting rating: 1479 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 443 | Friesen, Yascha (1500) | Draw 1-1 | 01479 |
| 2sealed | 455 | Heck, Louis (1465) | Lost 0-2 | -181461 |
| 3sealed | 745 | Briker, Connor (1483) | Lost 0-0 | -181443 |
| 4sealed | 793 | Derech, Fox (1431) | Won 2-0 | +181461 |
| 5sealed | 636 | Yeager, Joshua (1486) | Lost 1-2 | -181443 |
| 6sealed | 635 | Gravley, Alex (1462) | Won 2-1 | +191462 |
| top | average opponent: 1471record: 2-3-1 | new rating: 1462 | ||
| Grand Prix Seattle-Tacoma 2015 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 226 | Clingan, Casey (1500) | Lost 0-2 | -181482 |
| 2legacy | 613 | Adams, Donald (1483) | Lost 1-2 | -181464 |
| 3legacy | 913 | Asbury, David (1429) | Won 2-0 | +171481 |
| 4legacy | 679 | Andersen, Joseph (1448) | Lost 0-2 | -181463 |
| 5legacy | 748 | Szatkowski, David (1339) | Won 2-0 | +161479 |
| top | average opponent: 1440record: 2-3 | new rating: 1479 | ||