Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/1999 |  | Tomasz Kos | DF |  | ŁKS Łódź | ŁKS Łódź |
| 01/1999 |  | Darlington Omodiagbe | MF | | ŁKS Łódź | ŁKS Łódź |
| 01/1999 |  | Mark Silic | MF |  | Torino FC | Torino FC |
| 12/1998 |  | Jürgen Gelsdorf | MA | |||
| 09/1998 | | Dieter Brei | MA | |||
| 09/1998 | | Volker Graul | MA | |||
| 08/1998 |  | Thijs Waterink | DF |  | FC Den Bosch | FC Den Bosch |
| 08/1998 |  | Risto Bozinov | FW |  | Sileks Kratovo | Sileks Kratovo |
| 07/1998 | | Michael Kraft | GK |  | 1. FC Köln | Köln |
| 07/1998 | | Arne Friedrich | DF | |||
| 07/1998 |  | Kemal Halat | DF |  | 1. FC Nuremberg | Nuremberg |
| 07/1998 |  | Giuseppe Canale | MF | | FC Den Bosch | FC Den Bosch |
| 07/1998 | | Thomas Möller | MF |  | 1. FC Lok Leipzig | Lok Leipzig |
| 07/1998 | | Massimilian Porcello | MF | |||
| 07/1998 | | Horst Elberfeld | FW |  | VfB Oldenburg | Oldenburg |
| 07/1998 | | Amaechi Ottiji | FW |  | SV Darmstadt 98 | Darmstadt |
| 07/1998 | | Daniel Stendel | FW |  | SV Meppen | SV Meppen |
| 07/1998 | | Robert Szopa | FW |  | Raków Częstochowa | Raków |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/1999 | | Thomas Möller | MF | | VfB Oldenburg | Oldenburg |
| 01/1999 | | Alexander Löbe | FW |  | Vorwärts Steyr | Vorwärts Steyr |
| 08/1998 | | Dirk Flock | MF |  | Werder Bremen | Werder |
| 07/1998 | | Andreas Ellguth | MF |  | FC Carl Zeiss Jena | Jena |
| 07/1998 |  | Ruslan Romanchuk | MF |  | TuS Celle | TuS Celle |
| 07/1998 |  | Vlado Papic | FW |  | Eintracht Trier | Eintracht Trier |
| 07/1998 | | Angelo Vier | FW |  | Rapid Vienna | Rapid Vienna |