Lewis, Isaiah
Current rating: 1424
| Grand Prix Albuquerque 2016 (SOI limited) | starting rating: 1416 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 266 | Gonzales, Cameron (1557) | Lost 0-2 | -151401 |
| 2sealed | 334 | Vasquez, Timothy (1482) | Won 2-0 | +201421 |
| 3sealed | 312 | Herr, Paul (1626) | Lost 0-2 | -151406 |
| 4sealed | 531 | Wilson, James (1396) | Won 2-1 | +181424 |
| top | average opponent: 1515record: 2-2 | new rating: 1424 | ||
| Grand Prix Las Vegas 2015 (1) (MM2 limited) | starting rating: 1427 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 415 | Nye, Nicholas (1500) | Won 2-0 | +191446 |
| 2sealed | 260 | Chan, Diana (1518) | Lost 1-2 | -171429 |
| 3sealed | 309 | Koppenhowfer, Bobby (1499) | Won 2-1 | +191448 |
| 4sealed | 150 | Elliott, James (1621) | Lost 1-2 | -141434 |
| 5sealed | 331 | Bourque, Jacob (1482) | Lost 1-2 | -181416 |
| top | average opponent: 1524record: 2-3 | new rating: 1416 | ||
| Grand Prix Denver 2015 (KTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 156 | Yunko, John (1500) | Lost 1-2 | -181482 |
| 2standard | 456 | Del Aguila, Julio (1400) | Lost 0-2 | -191463 |
| 3standard | 670 | Campbell, Skyler (1464) | Lost 0-2 | -181445 |
| 4standard | 674 | Huffman, Anthony (1445) | Lost 1-2 | -181427 |
| top | average opponent: 1452record: 0-4 | new rating: 1427 | ||