Prata, Stewart
Current rating: 1538
| Grand Prix Sao Paulo 2019 (modern) | starting rating: 1585 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 96 | Silva De Godoy, Vitor (1437) | Won 2-0 | +151600 |
| 2modern | 199 | Santos Bastos, Douglas (1517) | Lost 0-2 | -191581 |
| 3modern | 482 | Gaston, Juan (1568) | Lost 0-2 | -191562 |
| 4modern | 568 | Velez E Silva, Paulo Guilherme (1533) | Won 2-0 | +181580 |
| 5modern | 343 | Rocha, Renan Florencio (1501) | Lost 0-2 | -201560 |
| 6modern | 441 | Vazquez, Pedro (1456) | Won 2-0 | +171577 |
| 7modern | 367 | Cara, Bruno Roberto (1498) | Lost 1-2 | -201557 |
| 8modern | 318 | Pietro Passos De Campos, Vinicius (1480) | Lost 0-2 | -191538 |
| top | average opponent: 1499record: 3-5 | new rating: 1538 | ||
| Grand Prix Sao Paulo 2018 (modern) | starting rating: 1599 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 35 | Labruna, Leonardo (1791) | Lost 0-2 | -141585 |
| top | record: 0-1 | new rating: 1585 | ||
| Grand Prix Sao Paulo 2017 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 61 | Garcia de Moura, Wilson Henrique (1538) | Won 2-1 | +191519 |
| 2modern | 160 | Amorim Enomoto, Joao Francisco (1551) | Won 2-0 | +181537 |
| 3modern | 155 | Tiberio, Carlos (1591) | Won 2-0 | +191556 |
| 4modern | 61 | Oliveira Coelho, Alison (1545) | Won 2-1 | +181574 |
| 5modern | 44 | Gonzalez, Fernando David (1661) | Won 2-1 | +201594 |
| 6modern | 1 | Ramos, Paulo (1634) | Won 2-1 | +181612 |
| 7modern | 8 | Perez, Walter (1865) | Lost 0-2 | -131599 |
| 8modern | 43 | Almeida, Marcela (1584) | Lost 0-2 | -181581 |
| 9modern | 53 | Porto, Murilo Malta (1631) | Lost 0-2 | -171564 |
| 10modern | 134 | Calazans, Bruno (1605) | Lost 1-2 | -181546 |
| 11modern | 135 | Checa, Alonso (1520) | Lost 0-2 | -181528 |
| 12modern | 147 | Sichelero, Paulo (1525) | Won 2-1 | +181546 |
| 13modern | 113 | Didona, Jonata (1487) | Won 2-0 | +171563 |
| 14modern | 87 | Hamaguchi Dias, Luis Fernando (1577) | Won 2-0 | +181581 |
| 15modern | 63 | Miranda, Eric (1602) | Won 2-0 | +181599 |
| top | average opponent: 1594record: 10-5 | new rating: 1599 | ||