Llewelyn, Stockton
Current rating: 1502
Record: 12-14
| Grand Prix Las Vegas 2019 (modern) (modern) | starting rating: 1466 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 309 | Mallick, Fezz (1500) | Lost 0-2 | -171449 |
| 3modern | 493 | Brown, Austin (1624) | Won 2-1 | +211470 |
| 4modern | 389 | Nilsson, Rasmus (1770) | Won 2-1 | +241494 |
| 5modern | 301 | Stack, Rob (1503) | Lost 1-2 | -181476 |
| 6modern | 364 | Otto, Matthew (1524) | Won 2-0 | +191495 |
| 7modern | 236 | Duffield, Lonnie (1524) | Won 2-1 | +181513 |
| 8modern | 193 | Tamblyn, Mitchell (1931) | Lost 0-2 | -111502 |
| top | average opponent: 1625record: 4-3 | new rating: 1502 | ||
| Grand Prix Las Vegas 2018 (modern) (modern) | starting rating: 1503 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 308 | Hornsby, Scott (1500) | Lost 0-2 | -191484 |
| 2modern | 626 | Orlando, Roland (1483) | Lost 1-2 | -181466 |
| top | average opponent: 1491record: 0-2 | new rating: 1466 | ||
| Grand Prix Portland 2017 (XLN standard) | starting rating: 1474 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 583 | Goldstein, Danny (1697) | Won 2-0 | +221496 |
| 2standard | 358 | Armstrong, Justin (1411) | Lost 0-2 | -201476 |
| 3standard | 351 | Neis, Sean (1498) | Won 2-0 | +191495 |
| 4standard | 334 | Rolik, Tim (1588) | Won 2-1 | +191514 |
| 5standard | 158 | Fang, Percy (1818) | Lost 0-2 | -121502 |
| 6standard | 319 | Flores, Jeremy (1453) | Won 2-1 | +171519 |
| 7standard | 130 | Kitay, Kenneth (1618) | Lost 0-2 | -161503 |
| top | average opponent: 1583record: 4-3 | new rating: 1503 | ||
| Grand Prix Las Vegas 2017 (modern) (modern) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 37 | Lamm, Rik (1602) | Lost 0-2 | -161464 |
| 4modern | 750 | Kirschner, Ezra (1583) | Lost 1-2 | -151449 |
| 5modern | 1009 | Leach, William (1608) | Won 2-0 | +201469 |
| 6modern | 513 | Sibley, Corey (1507) | Won 2-1 | +191488 |
| 7modern | 329 | Sloan, Shawn (1683) | Lost 0-2 | -141474 |
| top | average opponent: 1597record: 2-3 | new rating: 1474 | ||
| Grand Prix Denver 2016 (KLD standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 356 | Bennett, Keaton (1500) | Won 2-1 | +181518 |
| 2standard | 155 | Wilken, Frank (1495) | Lost 0-2 | -181500 |
| 3standard | 494 | Green, Mike (1455) | Lost 0-2 | -191481 |
| 4standard | 595 | Schoenly, Zach (1450) | Won 2-1 | +171498 |
| 5standard | 436 | Meins, Cody (1500) | Lost 0-0 | -181480 |
| top | average opponent: 1480record: 2-3 | new rating: 1480 | ||