USL Dunkerque: every transfer in and out, fees paid and earned, squad market value, €675k spent and €14m earned.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-01-27 | Geoffrey Kondo | USL Dunkerque | Cercle Brugge | €2.5m |
| 2026-01-23 | Bram Lagae | KAA Gent | USL Dunkerque | €145k |
| 2026-01-17 | Gessime Yassine | USL Dunkerque | R. Strasbourg | €7m |
| 2026-01-13 | Maedine Makhloufi | Saint-Étienne B | USL Dunkerque | Free |
| 2025-09-01 | Victor Mayela | AJ Auxerre | USL Dunkerque | Free |
| 2025-08-29 | Kay Tejan | USL Dunkerque | Telstar | — |
| 2025-08-25 | Thomas Robinet | Almere City | USL Dunkerque | €300k |
| 2025-08-16 | Iñigo Eguaras | NK Celje | USL Dunkerque | Free |
| 2025-08-07 | Alexi Pitu | USL Dunkerque | Vejle BK | Free |
| 2025-08-04 | Naatan Skyttä | USL Dunkerque | 1.FC K'lautern | €1.8m |
| 2025-07-16 | Pape Diong | R. Strasbourg | USL Dunkerque | Loan |
| 2025-07-04 | Mathys Niflore | Toulouse | USL Dunkerque | Loan |
| 2025-07-01 | Yacine Bammou | USL Dunkerque | UTS Rabat | Free |
| 2025-07-01 | Maxence Rivera | USL Dunkerque | Heerenveen | €600k |
| 2025-07-01 | Bendjaloud Youssouf | USL Dunkerque | FC Sochaux | Free |
| 2025-02-03 | Núrio Fortuna | KAA Gent | USL Dunkerque | Loan |
| 2025-02-03 | Abdoullah Ba | Sunderland | USL Dunkerque | Loan |
| 2025-01-30 | Muhanad Al-Saad | NEOM SC | USL Dunkerque | Loan |
| 2025-01-19 | Alexi Pitu | Without Club | USL Dunkerque | — |
| 2024-08-30 | Nachon Nsingi | OH Leuven | USL Dunkerque | Loan |