Lasko, James
Current rating: 1491
Record: 13-14
| Grand Prix Cleveland 2019 (RNA limited) | starting rating: 1510 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 88 | Montaquila, Nicholas (1617) | Lost 0-2 | -161494 |
| 2sealed | 401 | Kohler, Travis (1466) | Lost 1-2 | -181476 |
| 3sealed | 506 | Amato, Dominic (1433) | Won 2-1 | +171493 |
| 4sealed | 427 | Raye, Matthew (1481) | Won 2-0 | +181511 |
| 5sealed | 320 | Byers, Wesley (1501) | Won 2-1 | +181529 |
| 6sealed | 267 | Levstek, Shawn (1563) | Lost 0-2 | -181511 |
| 7sealed | 314 | Guggemos, Jim (1386) | Lost 0-2 | -201491 |
| top | average opponent: 1492record: 3-4 | new rating: 1491 | ||
| Grand Prix New Jersey 2019 (RNA limited) | starting rating: 1524 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 317 | Birchler, Scott (1536) | Lost 1-2 | -181506 |
| 2sealed | 471 | Zoschak, Audrey (1486) | Lost 0-2 | -181488 |
| 3sealed | 619 | Seymour, Ryan (1467) | Won 2-0 | +171505 |
| 4sealed | 611 | Stitelman, Ori (1575) | Won 2-0 | +191524 |
| 5sealed | 397 | Fasano, Joe (1737) | Lost 0-2 | -141510 |
| top | average opponent: 1560record: 2-3 | new rating: 1510 | ||
| Grand Prix Pittsburgh 2017 (AER standard) | starting rating: 1564 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 144 | Malott, Jared (1464) | Lost 1-2 | -201544 |
| 2standard | 315 | Sendling, Elvis (1483) | Won 2-0 | +171561 |
| 3standard | 402 | Carlino, Steffen (1436) | Lost 0-2 | -201541 |
| 4standard | 496 | Froude, Damion (1480) | Won 2-1 | +171558 |
| 5standard | 337 | Musick, Joel (1561) | Lost 0-2 | -181540 |
| 6standard | 520 | Lacey, Scott (1647) | Lost 0-2 | -161524 |
| top | average opponent: 1512record: 2-4 | new rating: 1524 | ||
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 97 | Koenraadt, Matthew (1500) | Won 2-0 | +181518 |
| 2sealed | 131 | Bock, Natalie (1448) | Won 2-0 | +171535 |
| 3sealed | 242 | Minard, Darin (1904) | Won 2-0 | +241559 |
| 4sealed | 101 | Oswalt, Alex (1574) | Won 2-1 | +181577 |
| 5sealed | 52 | Duggan, Matthew [USA] (1670) | Lost 0-2 | -161561 |
| 6sealed | 114 | Marling, Alan (1828) | Won 2-1 | +231584 |
| 7sealed | 53 | Andersen, Nathaniel (1538) | Won 2-0 | +171601 |
| 8sealed | 43 | Banas, Andy (1523) | Lost 1-2 | -191582 |
| 9sealed | 67 | Tilk, Jacob (1602) | Lost 0-2 | -181564 |
| top | average opponent: 1621record: 6-3 | new rating: 1564 | ||