Poirier, Jacob
Current rating: 1464
Record: 4-6
| Grand Prix Montreal 2019 (ELD limited) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 302 | Latremoille, Jeremy (1466) | Lost 1-2 | -181463 |
| 2sealed | 407 | Morrill, Ethan (1548) | Won 2-1 | +191482 |
| 3sealed | 191 | Clayton, Jodry (1499) | Lost 0-2 | -171465 |
| 4sealed | 335 | Trueba Mendoza, Jorge Gerardo (1449) | Won 2-0 | +171482 |
| 5sealed | 201 | Fontaine, Frederic (1478) | Lost 1-2 | -181464 |
| average opponent: 1488record: 2-3 | new rating: 1464 | |||
| Grand Prix Toronto 2019 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 136 | Costin, Emmett (1517) | Won 2-1 | +181518 |
| 2modern | 140 | Zhu, Zimu (1507) | Lost 0-2 | -181500 |
| 3modern | 288 | Chen, Alexander [CAN] (1435) | Won 2-0 | +171517 |
| 4modern | 324 | Wong, Justin (1490) | Lost 0-2 | -191498 |
| 5modern | 474 | Zadzilka, Brandon (1541) | Lost 1-2 | -171481 |
| average opponent: 1498record: 2-3 | new rating: 1481 | |||