Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 09/2026 | Reigan Heskey | FW | ![]() | 1. FC Köln | Köln | |
| 08/2026 | Gil Neves | MF | ![]() | 1. FC Köln | Köln | |
| 07/2026 | Martin James | GK | ![]() | Paris Saint-Germain U21 | Paris SG U21 | |
| 07/2026 | Milian Eggers | FW | ![]() | FC Ingolstadt 04 U19 | FC Ingolstadt U19 | |
| 07/2026 | Evan Brown | FW | ||||
| 07/2026 | Manuel Hartmann | MA | ||||
| 07/2026 | Simeon Castano Bader | GK | ![]() | Karlsruher SC U19 | Karlsruhe U19 | |
| 07/2026 | Timo Schmitz | GK | ![]() | 1. FC Köln U19 | Köln U19 | |
| 07/2026 | Niklas Hoffmann | DF | ![]() | Waldhof Mannheim | Waldhof Mannh. | |
| 07/2026 | Assad Kotya-Fofana | DF | ![]() | 1. FC Köln | Köln | |
| 07/2026 | Lionel Voufack | DF | ![]() | RB Leipzig II | RB Leipzig II | |
| 07/2026 | Kevin Ekweribe | MF | ![]() | 1. FC Köln U19 | Köln U19 | |
| 07/2026 | Kian Hekmat | MF | ![]() | Fortuna Köln | Fortuna Köln | |
| 07/2026 | Kristiyan Irmiev | MF | ![]() | 1. FC Köln U19 | Köln U19 | |
| 07/2026 | Emin Kujovic | MF | ![]() | Wolfsberger AC | Wolfsberger AC | |
| 07/2026 | Benjamin Ley | MF | ![]() | 1. FC Köln U19 | Köln U19 | |
| 07/2026 | Len Wörsdörfer | MF | ![]() | Bor. Mönchengladbach II | M'gladbach II | |
| 07/2026 | Jonas Arweiler | FW | ![]() | SC Verl | Verl | |
| 07/2026 | David Okpodu | FW | ![]() | 1. FC Nürnberg II | Nürnberg II | |
| 07/2026 | Mansour Ouro-Tagba | FW | ![]() | VfB Stuttgart II | VfB II | |
| 07/2026 | Leon Welter | AS-CO | ![]() | MSV Duisburg | Duisburg |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 09/2026 | Emin Kujovic | MF | ![]() | Zalaegerszegi TE | ZTE | |
| 09/2026 | Safyan Touré | FW | ![]() | FC Emmen | FC Emmen | |
| 09/2026 | Luca Lechner | DF | ![]() | Wacker Burghausen | Burghausen | |
| 09/2026 | Patrik Kristal | MF | ![]() | FC Thun Berner Oberland | FC Thun | |
| 08/2026 | Youssoupha Niang | FW | ![]() | FC St. Pauli | St. Pauli | |
| 08/2026 | Mansour Ouro-Tagba | FW | ![]() | VfL Bochum | Bochum | |
| 08/2026 | Yannick Mausehund | DF | ![]() | TSV Havelse | TSV Havelse | |
| 07/2026 | Fynn Schenten | FW | ![]() | Roda JC Kerkrade | Roda JC | |
| 07/2026 | Timo Schmitz | GK | ![]() | SV Meppen | SV Meppen | |
| 07/2026 | Max Lippert | DF | ![]() | TSV Steinbach Haiger | Steinbach H. | |
| 07/2026 | Tobias Trautner | GK | ![]() | TSG Hoffenheim II | Hoffenheim II | |
| 07/2026 | San-Luca Spitali | DF | ![]() | Austria Salzburg | A. Salzburg | |
| 07/2026 | Arda Süne | MF | ![]() | Rot-Weiß Oberhausen | Oberhausen | |
| 07/2026 | Nick Zimmermann | MF | ![]() | Bonner SC | Bonner SC | |
| 07/2026 | Artem Belousov | FW | ![]() | SV Bergisch Gladbach 09 | Berg. Gladb. | |
| 07/2026 | Bernie Lennemann | FW | ![]() | Hansa Rostock | Rostock | |
| 07/2026 | Evangelos Sbonias | MA | ![]() | 1. FC Köln | Köln | |
| 07/2026 | Sven Herrmann | G-AN | ![]() | 1. FC Köln | Köln |






























