Grossman, Jacob
Current rating: 1381
| Grand Prix Los Angeles 2019 (modern) | starting rating: 1395 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 85 | Krause, Travis (1305) | Won 2-1 | +171412 |
| 2modern | 35 | Chu, Frank (1516) | Lost 1-2 | -171395 |
| 3modern | 422 | Dunne, Christopher (1564) | Lost 0-2 | -141381 |
| top | average opponent: 1462record: 1-2 | new rating: 1381 | ||
| Grand Prix Los Angeles 2016 (modern) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 21 | Vanderwege, Travis (1487) | Lost 0-2 | -171430 |
| 2modern | 560 | Pressas, William (1482) | Lost 0-2 | -171413 |
| 3modern | 997 | Marchetti, Anthony (1430) | Lost 0-2 | -181395 |
| top | average opponent: 1466record: 0-3 | new rating: 1395 | ||
| Grand Prix Albuquerque 2016 (SOI limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 97 | Miller, Ben (1587) | Lost 0-2 | -161484 |
| 2sealed | 477 | Schoenly, Zach (1482) | Lost 0-2 | -181466 |
| 3sealed | 579 | Powell, Bruce (1448) | Draw 1-1 | -11465 |
| 4sealed | 545 | Ware, Jelani (1466) | Lost 0-2 | -181447 |
| top | average opponent: 1496record: 0-3-1 | new rating: 1447 | ||