Howell, Cody
Current rating: 1504
| Grand Prix Pittsburgh 2018 (DOM standard) | starting rating: 1460 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 195 | Schrecengost, Luke (1500) | Won 2-0 | +191479 |
| 2standard | 11 | Grimm, Brian (1510) | Won 2-0 | +191498 |
| 3standard | 46 | Miller, Joshua (1493) | Won 2-1 | +181516 |
| 4standard | 4 | Nakamura, Shuhei (1896) | Won 2-1 | +241540 |
| 5standard | 27 | Wisneski, Shawn (1562) | Won 2-1 | +191559 |
| 6standard | 22 | Moody, Mitchell (1563) | Lost 0-2 | -181541 |
| 7standard | 65 | Bower, Richard (1523) | Lost 0-2 | -191522 |
| 8standard | 62 | Yates, Braden (1526) | Lost 0-2 | -181504 |
| top | average opponent: 1572record: 5-3 | new rating: 1504 | ||
| Grand Prix Toronto 2016 (SOI standard) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 191 | Russell, Daniel [CAN] (1500) | Won 2-0 | +191464 |
| 2standard | 344 | Yang, Guang (1581) | Lost 0-2 | -161448 |
| 3standard | 523 | Dolman, Mikey (1501) | Won 2-0 | +191467 |
| 4standard | 287 | Foucal, Adrien (1581) | Lost 1-2 | -161451 |
| 5standard | 1046 | Croff, Joseph (1500) | Won 2-0 | +191470 |
| 6standard | 361 | Lacroix, Nick (1517) | Lost 0-2 | -171453 |
| 7standard | 392 | MacKinnon, Dan (1436) | Won 2-0 | +171470 |
| 8standard | 335 | Schwarz, Sascha (1938) | Lost 1-2 | -101460 |
| top | average opponent: 1569record: 4-4 | new rating: 1460 | ||
| Grand Prix Albuquerque 2013 (THS standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 240 | Freeman, Casey (1500) | Lost 0-2 | -181482 |
| 2standard | 381 | Shevokas, Anthony (1482) | Lost 1-2 | -181464 |
| 3standard | 464 | Radzka, Carter (1464) | Won 2-1 | +181482 |
| 4standard | 407 | Kindred, Kayti (1478) | Lost 0-2 | -181464 |
| 5standard | 459 | Rodriguez, Giovanni (1463) | Lost 1-2 | -181446 |
| 6standard | 425 | Haaf, Christopher (1442) | Lost 0-2 | -181428 |
| 7standard | 380 | Dominguez, Nick (1414) | Won 2-0 | +181446 |
| 8standard | 342 | Buono, Christiana (1365) | Won 2-0 | +161462 |
| 9standard | 302 | Jones, Brock (1495) | Lost 0-2 | -171445 |
| top | average opponent: 1456record: 3-6 | new rating: 1445 | ||