| Player | From | Fee | Date |
|---|---|---|---|
| Samu | Free Agent | Free | 12.08.2026 |
| Manzambi Johan | SC Freiburg | 24.6M | 16.08.2026 |
| Pohl Jürgen | Academy | Free | 23.08.2026 |
| Jung Helmut | Academy | Free | 23.08.2026 |
| Weiß Patrick | Academy | Free | 23.08.2026 |
| Weber Christoph | Academy | Free | 23.08.2026 |
| Schulz Jonas | Academy | Free | 23.08.2026 |
| Turati Stefano | Sassuolo | 11.5M | 26.08.2026 |
| Awoniyi Taiwo | Nottingham Forest | 14.0M | 30.08.2026 |
| Bicoro Federico | Free Agent | Free | 03.09.2026 |
| Player | To | Fee | Date |
|---|---|---|---|
| Vázquez Lucas | Bayern Munich | 2.2M | 22.08.2026 |
| Lomb Niklas | Köln | 310.0K | 11.01.2027 |
| Player | From | Date | End Date |
|---|---|---|---|
| Rodriguez Christian | RB Leipzig | 27.08.2026 | 24.05.2027 |
| Knauff Ansgar | Eintracht Frankfurt | 06.02.2027 | 07.05.2027 |
| Player | To | Date | End Date |
|---|---|---|---|
| Ben Seghir Eliesse | SC Freiburg | 09.08.2026 | 06.05.2027 |
| Tape Axel | RB Leipzig | 15.01.2027 | 11.11.2027 |