Pierce, Elliot
Current rating: 1407
| Grand Prix Las Vegas 2015 (1) (MM2 limited) | starting rating: 1421 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 43 | Robinson, Jason (1500) | Lost 1-2 | -171404 |
| 2sealed | 223 | Cardenas, Jon (1435) | Won 2-0 | +191423 |
| 3sealed | 197 | Mattern, William (1541) | Lost 0-2 | -161407 |
| top | average opponent: 1492record: 1-2 | new rating: 1407 | ||
| Grand Prix Los Angeles 2014 (KTK standard) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 105 | Castro, Allen (1500) | Won 2-0 | +191466 |
| 2standard | 268 | Birnbaum, Michael (1518) | Won 2-0 | +191485 |
| 3standard | 167 | Bruggman, Beaux (1597) | Lost 1-2 | -161469 |
| 4standard | 431 | Grinta, Gabriel (1518) | Lost 0-2 | -171452 |
| 5standard | 404 | Paglia, Vincent (1538) | Lost 0-2 | -161436 |
| 6standard | 556 | Pichardo, Luis (1604) | Lost 1-2 | -151421 |
| top | average opponent: 1546record: 2-4 | new rating: 1421 | ||
| Grand Prix Sacramento 2014 (THS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 195 | Schaap, Emiel (1500) | Lost 0-2 | -181482 |
| 2sealed | 427 | Corn, William (1464) | Won 2-1 | +181500 |
| 3sealed | 219 | L'Estrange, Michael (1499) | Lost 0-2 | -181482 |
| 4sealed | 410 | Le, Steven (1530) | Lost 0-2 | -171465 |
| 5sealed | 434 | Reese, Rebecca (1462) | Won 2-1 | +181483 |
| 6sealed | 339 | Richard, John (1486) | Won 2-0 | +181501 |
| 7sealed | 263 | Bamberger, Betsy (1500) | Lost 0-2 | -181483 |
| 8sealed | 208 | Brown, Marquis (1482) | Lost 0-2 | -181465 |
| 9sealed | 178 | Lauro, Greg (1513) | Lost 0-2 | -181447 |
| top | average opponent: 1493record: 3-6 | new rating: 1447 | ||