Illertissen (DFB Pokal): every transfer in and out, fees paid and earned, squad market value and €50k earned.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-07-01 | Player | Chemnitzer FC | Illertissen | Free |
| 2026-07-01 | Player | Altglienicke | Illertissen | Free |
| 2026-07-01 | Max Zeller | Illertissen | Memmingen | Free |
| 2026-07-01 | Yannick Glessing | Illertissen | Stuttgarter Kickers | Free |
| 2026-07-01 | Alexander Kopf | Illertissen | Ulm | Free |
| 2026-07-01 | Player | Illertissen | Aalen | Free |
| 2026-07-01 | N. Embaye | Illertissen | Würzburger Kickers | Free |
| 2026-07-01 | Malwin Zok | Illertissen | VfR Mannheim | Free |
| 2026-07-01 | Michael Witte | Illertissen | Astoria Walldorf | Free |
| 2026-01-15 | Milos Cocic | Illertissen | FC Vaduz | Free |
| 2025-08-01 | Malwin Zok | Waldhof Mannheim | Illertissen | Free |
| 2025-07-15 | N. Embaye | Teutonia Hamburg | Illertissen | Free |
| 2025-07-01 | Michael Witte | VfR Mannheim | Illertissen | Free |
| 2025-07-01 | Player | Altglienicke | Illertissen | Free |
| 2025-07-01 | Mussa Fofanah | Aalen | Illertissen | Free |
| 2025-07-01 | Daniel Hausmann | Augsburg II | Illertissen | Free |
| 2025-07-01 | Eduard Heckmann | Villingen | Illertissen | Free |
| 2025-07-01 | Marco Hingerl | Hessen Kassel | Illertissen | Free |
| 2025-07-01 | Player | Illertissen | TSV Essingen | Free |
| 2025-07-01 | Player | Illertissen | Buch Nürnberg | Free |