Sivak, Louis
Current rating: 1533
Record: 8-8
| Grand Prix Atlantic City 2015 (DTK limited) | starting rating: 1494 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 38 | Wang, Carson (1738) | Lost 1-2 | -141480 |
| 2sealed | 444 | Green, Jeff (1763) | Lost 0-2 | -131467 |
| 3sealed | 702 | Michener, Daniel (1395) | Won 2-0 | +171484 |
| 4sealed | 536 | Giulietti, John (1483) | Won 2-0 | +181502 |
| 5sealed | 452 | Cooper, Russell (1566) | Won 2-1 | +191521 |
| 6sealed | 311 | Yip, Michael (1467) | Won 2-1 | +171538 |
| 7sealed | 196 | Villeneuve, Sebastien (1680) | Won 2-0 | +211559 |
| 8sealed | 133 | Zhao, Kevin (1680) | Lost 1-2 | -161543 |
| 9sealed | 173 | Manfield, Seth (2044) | Lost 0-2 | -101533 |
| average opponent: 1646record: 5-4 | new rating: 1533 | |||
| Grand Prix Baltimore 2014 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 294 | Gordon, Ted (1517) | Won 2-1 | +181518 |
| 2sealed | 224 | Horner, Justin (1483) | Won 2-0 | +181536 |
| 3sealed | 103 | Jordan, Daniel (1944) | Lost 1-2 | -111525 |
| 4sealed | 360 | Smith, Evan (1489) | Lost 0-2 | -191506 |
| 5sealed | 304 | Edelkamp, Fred (1752) | Lost 0-2 | -141492 |
| 6sealed | 385 | Snow, Daniel (1630) | Won 2-1 | +211513 |
| 7sealed | 266 | Muller, Chris (1462) | Lost 1-2 | -191494 |
| average opponent: 1611record: 3-4 | new rating: 1494 | |||