Rozen, David
Current rating: 1454
| Grand Prix Paris 2008 (ALA limited) | starting rating: 1511 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 291 | Malet, Frederic (1500) | Lost 1-2 | -191492 |
| 2sealed | 319 | Moerman, Thomas (1463) | Lost 1-2 | -181474 |
| 3sealed | 397 | Occelli, Loic (1465) | Won 2-0 | +181492 |
| 4sealed | 354 | Pouliquen, Camille (1468) | Lost 1-2 | -191473 |
| 5sealed | 363 | Loor, Steve (1462) | Won 2-0 | +181491 |
| 6sealed | 290 | Feyand, Florian (1503) | Lost 0-2 | -181473 |
| 7sealed | 251 | Leitner, Manfred (1437) | Won 2-0 | +181491 |
| 8sealed | 165 | Fuster, Julien (1481) | Lost 0-2 | -181473 |
| 9sealed | 161 | Palomero Jimenez, Antonio Jesus (1433) | Lost 0-2 | -191454 |
| top | average opponent: 1468record: 3-6 | new rating: 1454 | ||
| Grand Prix Brussels 2008 (SHM limited) | starting rating: 1526 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 152 | De Ceuster, Bart (1495) | Won 2-0 | +181544 |
| 2sealed | 113 | Costa, Maxime (1587) | Lost 0-2 | -171527 |
| 3sealed | 175 | Van Vaerenbergh, Reinout (1500) | Won 2-1 | +171544 |
| 4sealed | 153 | Cridand, Paul Thomas (1600) | Lost 0-2 | -171527 |
| 5sealed | 189 | Perpete, Fabrice (1615) | Lost 1-2 | -161511 |
| top | average opponent: 1559record: 2-3 | new rating: 1511 | ||
| Grand Prix Stuttgart 2007 (LRW limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4sealed | 49 | Oikonomidis, Irodotos (1465) | Won 2-1 | +171517 |
| 5sealed | 28 | Tournayre, Jerome (1591) | Won 2-0 | +201537 |
| 6sealed | 12 | Kennel, Francis (1673) | Won 2-0 | +201557 |
| 7sealed | 9 | Surkamp, Florian (1602) | Draw 1-1 | +11558 |
| 8sealed | 7 | Mosholen, Andre (1631) | Lost 0-2 | -171541 |
| 9sealed | 21 | Manuel, Marco (1707) | Lost 1-2 | -151526 |
| top | average opponent: 1612record: 3-2-1 | new rating: 1526 | ||