Prieto, Alex
Current rating: 1619
Record: 20-16-1 (GP) / 3-4 (professional)
| Grand Prix Bilbao 2005 (extended) | starting rating: 1470 | |||
| round | table | opponent (rating) | result | Δrating |
| 3extended | 40 | Anton, Manuel (1658) | Won 2-0 | +221492 |
| 4extended | 12 | Negro Cortes, Adrian Elias (1500) | Won 2-0 | +181510 |
| 5extended | 20 | Rodriguez Palmeiro, Pablo (1575) | Won 2-0 | +191529 |
| 6extended | 1 | Mateus, Edgar (1541) | Won 2-1 | +181547 |
| 7extended | 5 | Arias Garcia, Jacob (1698) | Lost 0-2 | -151532 |
| 8extended | 7 | Rodriguez, Manuel (1618) | ID | 01532 |
| 9extended | 9 | Loriente, Alberto (1682) | Won 2-0 | +211553 |
| 10extended | 13 | Garcia Martinez, Sergio (1616) | Won 2-0 | +191572 |
| 11extended | 8 | Vladik, Pavel (1719) | Draw 1-1 | +21574 |
| 12extended | 12 | Castano, Nacho (1650) | Won 2-0 | +201594 |
| 13extended | 7 | Garcia, Alvaro (1611) | Won 2-1 | +181612 |
| 14extended | 5 | Sutor, Emanuel (1733) | Won 2-1 | +201632 |
| 15extended | 2 | Maaten, Rogier (1895) | Lost 1-2 | -131619 |
| top | average opponent: 1654record: 9-2-2 | new rating: 1619 | ||
| Grand Prix Madrid 2004 (DST limited) | starting rating: 1484 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 137 | Gonzalez, Antonio (1536) | Won 2-1 | +191503 |
| 4sealed | 63 | Ramperez, Sergio (1571) | Lost 1-2 | -171486 |
| 5sealed | 188 | Rodriguez Arribas, Victor (1536) | Won 2-1 | +191505 |
| 6sealed | 50 | van der Meijde, Arjo (1539) | Lost 0-2 | -171488 |
| 7sealed | 197 | Garcia, Jose (1503) | Lost 1-2 | -181470 |
| top | average opponent: 1537record: 2-3 | new rating: 1470 | ||
| Pro Tour Houston 2002 (extended) | starting rating: 1479 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 80 | Oiso, Masashi (1725) | Won 2-0 | +221501 |
| 2extended | 61 | Canavesi, Daniele (1579) | Lost 0-2 | -161485 |
| 3extended | 90 | Ostrovich, Diego (1821) | Lost 1-2 | -131472 |
| 4extended | 130 | Galut, Jason (1495) | Won 2-1 | +191491 |
| 5extended | 79 | Mestre, Raul (1780) | Lost 1-2 | -131478 |
| 6extended | 113 | Kowal, Brian (1611) | Won 2-0 | +201498 |
| 7extended | 88 | Krempels, Craig (1714) | Lost 1-2 | -141484 |
| top | average opponent: 1675record: 3-4 | new rating: 1484 | ||
| Grand Prix Barcelona 2002 (TOR limited) | starting rating: 1470 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 80 | Lopez, Francisco (1500) | Won 2-0 | +191489 |
| 2sealed | 34 | Corbella Serra, Marc (1482) | Won 2-1 | +181507 |
| 3sealed | 55 | Sheljasov, Georg (1625) | Lost 0-2 | -161491 |
| 4sealed | 172 | Lopez-infantes, Raul (1546) | Won 2-0 | +191510 |
| 5sealed | 56 | Mullor, Jorge (1492) | Won 2-1 | +181528 |
| 6sealed | 85 | Perez Paradas, Jose (1505) | Won 2-0 | +171545 |
| 7sealed | 15 | Aranzana, Ivan (1490) | Won 2-0 | +171562 |
| 8sealed | 31 | Fuentes, Hector (1768) | ID | 01562 |
| 9draft | 9 | Coelho, Joao (1644) | Lost 0-2 | -161546 |
| 10draft | 13 | Saez Alcazar, Carlos (1527) | Lost 0-2 | -191527 |
| 11draft | 31 | Da Silva, Romeu (1525) | Lost 0-2 | -181509 |
| 12draft | 12 | Summersberger, Helmut (1739) | Lost 0-2 | -141495 |
| 13draft | 7 | Mariano, Hugo (1566) | Lost 0-2 | -161479 |
| top | average opponent: 1570record: 6-6-1 | new rating: 1479 | ||
| Grand Prix Biarritz 2001 (ODY limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 161 | casas pietrini, julio cesar (1500) | Won 2-1 | +181518 |
| 2sealed | 26 | Garcia, Carmelo (1568) | Lost 1-2 | -171501 |
| 3sealed | 169 | ABOSCAL, Iker (1501) | Won 2-1 | +181519 |
| 4sealed | 133 | Gonzalez, Raul [ESP] (1507) | Won 2-0 | +181537 |
| 5sealed | 61 | van der Velden, Stan (1708) | Lost 1-2 | -151522 |
| 6sealed | 139 | Blumer, Yann (1682) | Lost 0-2 | -151507 |
| 7sealed | 151 | Espargiliere, Bastien (1498) | Lost 0-2 | -181489 |
| 8sealed | 141 | Brahim, Julien (1482) | Lost 0-2 | -191470 |
| top | average opponent: 1556record: 3-5 | new rating: 1470 | ||