Trudeau, Joshua
Current rating: 1524
| Grand Prix Boston 2009 (M10 limited) | starting rating: 1547 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 615 | Vu, Quang (1500) | Won 2-1 | +171564 |
| 2sealed | 408 | Weitz, Brian (1464) | Lost 1-2 | -201544 |
| 3sealed | 654 | Saypoff, Matthew (1509) | Won 2-1 | +181562 |
| 4sealed | 594 | Olpiner, Eviatar (1519) | Lost 1-2 | -191543 |
| 5sealed | 581 | Burnham, James (1499) | Lost 1-2 | -191524 |
| top | average opponent: 1498record: 2-3 | new rating: 1524 | ||
| Grand Prix Boston 2005 (extended) | starting rating: 1529 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 66 | Massey, Sebastian (1500) | Won 2-1 | +171546 |
| 2extended | 143 | Wechsler, Simon (1506) | Won 2-0 | +171563 |
| 3extended | 57 | Mullins, Will (1586) | Won 2-0 | +191582 |
| 4extended | 3 | King, Stephen (1561) | Won 2-1 | +171599 |
| 5extended | 26 | Felske, David (1525) | Lost 0-2 | -191580 |
| 6extended | 65 | Buck, Thomas (1502) | Lost 0-2 | -191561 |
| 7extended | 108 | Szleifer, Gadiel (1818) | Lost 0-2 | -141547 |
| top | average opponent: 1571record: 4-3 | new rating: 1547 | ||
| Grand Prix New Jersey 2004 (Mirrodin block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 231 | Kane, Bill (1500) | Won 2-1 | +181518 |
| 2block | 199 | Davis, Joe (1518) | Lost 0-2 | -181500 |
| 3block | 298 | Westergaard, Robert (1500) | Won 2-0 | +181518 |
| 4block | 267 | Lias, Nicholas (1518) | Won 2-1 | +181536 |
| 5block | 196 | Rietzl, Paul (1937) | Won 2-0 | +251561 |
| 6block | 36 | Brestel, Troy (1508) | Won 2-0 | +171578 |
| 7block | 26 | Mcdermott, Brian (1572) | Lost 0-2 | -181560 |
| 8block | 128 | Linde, Matt (1828) | Lost 1-2 | -131547 |
| 9block | 117 | Ravitz, Joshua (1541) | Lost 1-2 | -181529 |
| top | average opponent: 1602record: 5-4 | new rating: 1529 | ||