Eryk Artur Grzywacz
Holstein KielLoan—28 Aug 2026
N. Tauer
FSV Mainz 05Free agent—15 Jul 2026- Max Lamby
FC Schalke 04Free agent—2 Jul 2026 - Max LambyFC Schalke 04Free agent—2 Jul 2026
- L. Posadas
Hamburger SVFree agent—30 Jun 2026 
M. Polster
LausanneFree agent—1 Feb 2026- M. PolsterLausanneFree agent—14 Jan 2026
- J. X. Posselt
SC Paderborn 07Loan—28 Jul 2025 - J. X. PosseltSC Paderborn 07Loan—28 Jul 2025
- M. Jensen
SV ElversbergFree—1 Jul 2016 - J. Reisacher
Werder BremenFree—6 Sept 2013 
A. MeyerHamburger SV——1 Jul 2012- C. Beismann
VfL Wolfsburg——1 Aug 2010
- J. X. PosseltSC Paderborn 07Return from loan—6 Jan 2026
- J. X. PosseltSC Paderborn 07Return from loan—6 Jan 2026
- J. WiltonSC Paderborn 07——1 Jul 2017
- Hilal Bassam El-HelweVfL Wolfsburg——1 Jul 2015
- Marc VucinovicSC Paderborn 07Free—1 Jul 2013
- S. SanéSC Paderborn 07Free—1 Jul 2013