Stewart, Jack
Current rating: 1413
Record: 14-21-1
| Grand Prix Denver 2017 (HOU standard) | starting rating: 1433 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 201 | Walter, Royce (2063) | Lost 0-2 | -81425 |
| 2standard | 346 | Pennington, Preston (1482) | Draw 1-1 | +11426 |
| 3standard | 470 | Ehrnstein, Andrew (1483) | Won 2-0 | +191445 |
| 4standard | 374 | Pastorinni, Luckas (1667) | Lost 0-2 | -141431 |
| 5standard | 446 | Mahan, Melissa (1398) | Lost 0-2 | -181413 |
| top | average opponent: 1619record: 1-3-1 | new rating: 1413 | ||
| Grand Prix Houston 2016 (OGW standard) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 365 | Metzel, Joey (1624) | Won 2-0 | +211485 |
| 2standard | 177 | Kelly, Chris (1520) | Lost 0-2 | -181467 |
| 3standard | 621 | Haney, Alexander (1406) | Lost 1-2 | -191448 |
| 4standard | 649 | Kosciusko, David (1611) | Lost 1-2 | -151433 |
| top | average opponent: 1540record: 1-3 | new rating: 1433 | ||
| Grand Prix San Antonio 2014 (KTK standard) | starting rating: 1455 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 304 | Matthews, Steven (1408) | Lost 0-2 | -191436 |
| 2standard | 393 | Gonzalez, Gabriel (1561) | Won 2-0 | +201456 |
| 3standard | 364 | Williamson, Jonathan (1483) | Won 2-1 | +191475 |
| 4standard | 323 | Martinez, Amando (1517) | Won 2-0 | +181493 |
| 5standard | 138 | Freeman, Marcelino (1817) | Lost 0-2 | -121481 |
| 6standard | 194 | Day, Jaxon (1521) | Won 2-0 | +191500 |
| 7standard | 157 | Martinez, Rodrigo (1465) | Lost 1-2 | -191481 |
| 8standard | 193 | Acosta, Gage (1518) | Lost 0-2 | -171464 |
| top | average opponent: 1536record: 4-4 | new rating: 1464 | ||
| Grand Prix Sydney 2014 (M15 limited) | starting rating: 1471 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 302 | Laidely, Mathew G (1534) | Won 2-1 | +191490 |
| 2sealed | 175 | Pettigrove, Sarah (1518) | Won 2-0 | +191509 |
| 3sealed | 52 | Visser, Tyler (1493) | Won 2-1 | +181527 |
| 4sealed | 6 | Richards, Darian (1479) | Won 2-1 | +171544 |
| 5sealed | 1 | Griffin, Matthew [NZL] (1596) | Lost 1-2 | -171527 |
| 6sealed | 83 | Karopoulos, Sam (1580) | Lost 1-2 | -171510 |
| 7sealed | 105 | Derham, Sean (1537) | Lost 1-2 | -181492 |
| 8sealed | 126 | Eyre, Shayne (1356) | Lost 0-2 | -201472 |
| 9sealed | 146 | Connelly-Hansen, Allan (1538) | Lost 1-2 | -171455 |
| top | average opponent: 1514record: 4-5 | new rating: 1455 | ||
| Grand Prix Houston 2013 (DGM limited) | starting rating: 1465 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 156 | Usey, Chase (1500) | Lost 0-2 | -181447 |
| 3sealed | 234 | Skinstad, Erik (1465) | Won 2-1 | +191466 |
| 4sealed | 218 | Sosa, Danny (1468) | Won 2-1 | +181484 |
| 5sealed | 30 | Garcia, Joe s (1463) | Won 2-1 | +171501 |
| 6sealed | 203 | Chang, Morgan (1632) | Lost 0-2 | -151486 |
| 7sealed | 186 | Poff, Chris (1679) | Lost 0-2 | -151471 |
| top | average opponent: 1535record: 3-3 | new rating: 1471 | ||
| Grand Prix Baltimore 2012 (DKA standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 141 | Kennedy, Sean (1518) | Lost 1-2 | -181482 |
| 3standard | 394 | Kluck, Aaron (1482) | Lost 0-2 | -181464 |
| 4standard | 707 | Kuryl-Champine, Brock (1481) | Won 2-0 | +191483 |
| 5standard | 594 | Graff, Joseph (1485) | Lost 0-2 | -181465 |
| top | average opponent: 1492record: 1-3 | new rating: 1465 | ||