| 1 |  Rachid Kouda | Midfield - Central Midfield | Italy Burkina Faso | Spezia Calcio | 2002 | €3.3m |
| 2 |  Mikael Egill Ellertsson | Midfield - Central Midfield | Iceland | Genoa CFC | 2002 | €3.4m |
| 3 |  Joel Chima Fujita | Midfield - Central Midfield | Japan Nigeria | FC St. Pauli | 2002 | €3.0m |
| 4 |  Benjamin Tahirović | Midfield - Central Midfield | Bosnia-Herzegovina Sweden | Bröndby IF | 2003 | €3.0m |
| 5 |  Marko Stamenic | Midfield - Central Midfield | New Zealand Serbia | Swansea City | 2002 | €3.0m |
| 6 |  Metinho | Midfield - Central Midfield | DR Congo Brazil | FC Basel 1893 | 2003 | €3.0m |
| 7 |  Armin Gigovic | Midfield - Central Midfield | Bosnia-Herzegovina Sweden | BSC Young Boys | 2002 | €3.0m |
| 8 |  Zico Buurmeester | Midfield - Central Midfield | Netherlands | PEC Zwolle | 2002 | €3.5m |
| 9 |  Naouirou Ahamada | Midfield - Central Midfield | France Comoros | Crystal Palace | 2002 | €3.5m |
| 10 |  Andrés Montaño | Midfield - Central Midfield | Mexico | CD Cruz Azul | 2002 | €3.5m |
| 11 |  Filippo Ranocchia | Midfield - Central Midfield | Italy | Palermo FC | 2001 | €3.5m |
| 12 |  Patrick Yazbek | Midfield - Central Midfield | Australia | Nashville SC | 2002 | €3.5m |
| 13 |  Francho Serrano | Midfield - Central Midfield | Spain | Real Zaragoza | 2001 | €3.5m |
| 14 |  Denis Huseinbasic | Midfield - Central Midfield | Bosnia-Herzegovina Germany | 1.FC Köln | 2001 | €2.8m |
| 15 |  Diogo Nascimento | Midfield - Central Midfield | Portugal | Olympiacos Piraeus | 2002 | €2.5m |
| 16 |  Matías Galarza Fonda | Midfield - Central Midfield | Paraguay Bolivia | CA River Plate | 2002 | €2.5m |
| 17 |  Sotiris Alexandropoulos | Midfield - Central Midfield | Greece | Fortuna Düsseldorf | 2001 | €2.5m |
| 18 |  Joshua Kitolano | Midfield - Central Midfield | Norway | Sparta Rotterdam | 2001 | €2.5m |
| 19 |  Martim Neto | Midfield - Central Midfield | Portugal | Elche CF | 2003 | €2.5m |
| 20 |  Magnus Knudsen | Midfield - Central Midfield | Norway | Holstein Kiel | 2001 | €2.5m |
| 21 |  Telasco Segovia | Midfield - Central Midfield | Venezuela | Inter Miami CF | 2003 | €2.5m |
| 22 |  Tochi Chukwuani | Midfield - Central Midfield | Denmark Nigeria | SK Sturm Graz | 2003 | €4.0m |
| 23 |  Damián Bobadilla | Midfield - Central Midfield | Paraguay | São Paulo Futebol Clube | 2001 | €4.0m |
| 24 |  Gorby | Midfield - Central Midfield | France Haiti | SC Braga | 2002 | €4.0m |
| 25 |  Tomas Rigo | Midfield - Central Midfield | Slovakia | Stoke City | 2002 | €4.0m |
| 26 |  Besfort Zeneli | Midfield - Central Midfield | Sweden Kosovo | IF Elfsborg | 2002 | €4.0m |
| 27 |  Tom Krauß | Midfield - Central Midfield | Germany | 1.FC Köln | 2001 | €4.0m |
| 28 |  Aidan Morris | Midfield - Central Midfield | United States Canada | Middlesbrough FC | 2001 | €4.0m |
| 29 |  Vasco Sousa | Midfield - Central Midfield | Portugal | Moreirense FC | 2003 | €4.0m |
| 30 |  Nayel Mehssatou | Midfield - Central Midfield | Chile Belgium | Standard Liège | 2002 | €2.2m |