Siu, Kenny
Current rating: 1417
| Grand Prix Atlanta 2016 (KLD limited) | starting rating: 1443 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 662 | Howell, Kerry (1666) | Lost 0-2 | -141429 |
| 4sealed | 853 | Wolloch, Sam (1649) | Lost 0-2 | -141415 |
| 5sealed | 979 | Livingston, Denise (1191) | Draw 1-1 | -41411 |
| 6sealed | 1007 | Walters, Cody (1522) | Won 2-1 | +201431 |
| 7sealed | 865 | Kothari, Vipul (1658) | Lost 1-2 | -141417 |
| top | average opponent: 1537record: 1-3-1 | new rating: 1417 | ||
| Grand Prix Charlotte 2016 (modern) | starting rating: 1469 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 201 | Holdren, Benjamin (1497) | Won 2-1 | +191488 |
| 2modern | 313 | Orians, Jerrod (1484) | Lost 0-2 | -181470 |
| 3modern | 824 | Johnson, Bill (1435) | Won 2-1 | +171487 |
| 4modern | 694 | McMillion, Cameron (1706) | Lost 0-2 | -141473 |
| 5modern | 582 | Beldon, Omar (1779) | Lost 1-2 | -131460 |
| 6modern | 329 | Andrew, Ian (1505) | Won 2-0 | +191479 |
| 7modern | 592 | Barros, Rodolfo (1468) | Lost 0-2 | -181461 |
| 8modern | 598 | Miller, Travis (1479) | Lost 0-2 | -181443 |
| top | average opponent: 1544record: 3-5 | new rating: 1443 | ||
| Grand Prix Atlanta 2015 (BFZ limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 8 | Valerio, Michael (1564) | Lost 1-2 | -171483 |
| 2sealed | 823 | Canann, Jefferson (1429) | Lost 0-2 | -191464 |
| 3sealed | 937 | Slaney, Matthew (1461) | Won 2-1 | +181482 |
| 4sealed | 827 | Goes, Christopher (1487) | Lost 1-2 | -181464 |
| 5sealed | 764 | Pennington-Russell, Taylor (1465) | Won 2-1 | +181482 |
| 6sealed | 623 | Whitehead, Houston (1596) | Won 2-0 | +201502 |
| 7sealed | 443 | Sackett, Benjamin (1539) | Lost 1-2 | -171485 |
| 8sealed | 376 | Sheffield, Jason (1605) | Lost 0-2 | -161469 |
| top | average opponent: 1518record: 3-5 | new rating: 1469 | ||