Ellsworth, David
Current rating: 1521
| Grand Prix Albuquerque 2016 (SOI limited) | starting rating: 1509 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 246 | Cook, Eric (1500) | Won 2-0 | +181527 |
| 2sealed | 213 | Ostash, Keith (1734) | Lost 1-2 | -151512 |
| 3sealed | 501 | Polotko, Jeremy (1510) | Won 2-0 | +181530 |
| 4sealed | 220 | Khan, Alec (1648) | Lost 0-2 | -151515 |
| 5sealed | 369 | Atencio, Dylan (1507) | Won 2-0 | +171532 |
| 6sealed | 279 | Nguyen, Justin (1919) | Lost 0-2 | -111521 |
| top | average opponent: 1636record: 3-3 | new rating: 1521 | ||
| Grand Prix Denver 2015 (KTK standard) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 455 | Bontecou, Cody (1462) | Lost 0-2 | -181467 |
| 2standard | 619 | Putzier, Jesse (1482) | Lost 1-2 | -181449 |
| 3standard | 655 | McCoy, Nicholas (1464) | Won 2-0 | +181467 |
| 4standard | 540 | Dillon, Jake C (1479) | Won 2-1 | +191486 |
| 5standard | 516 | Overturf, Ryan (1707) | Won 2-0 | +221508 |
| 6standard | 307 | Zaharko, Nick (1516) | Won 2-0 | +181526 |
| 7standard | 138 | Johnston, Joshua (1592) | Lost 1-2 | -171509 |
| top | average opponent: 1529record: 4-3 | new rating: 1509 | ||
| Grand Prix Salt Lake City 2014 (M15 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 196 | Wyatt, Taylor (1561) | Lost 0-2 | -171483 |
| 2sealed | 261 | Sutcliffe, Marshall (1608) | Lost 0-2 | -161467 |
| 3sealed | 396 | Furman, Zachary (1464) | Lost 0-2 | -181449 |
| 4sealed | 406 | CuRoi, Phaeton (1445) | Won 2-0 | +181467 |
| 5sealed | 361 | Howes, Eric (1464) | Won 2-1 | +181485 |
| top | average opponent: 1508record: 2-3 | new rating: 1485 | ||