France · France Premier DivisionStade Belval
Stade de Belval · 47,500 seatsFounded 1909Head coach: Noah Simon
| Date | Direction | Player | Club | Type | Fee | Status |
|---|---|---|---|---|---|---|
| 4 Oct | Out | Marko Knežević | Virtus Roccabianco | permanent | — | Unverified · 47% |
| 29 Sept | Out | Niklas Müller | Northbridge Town | permanent | — | Unverified · 22% |
| 22 Sept | Out | Quentin Simon | Real Sierraalba | permanent | — | Unverified · 34% |
| 26 Aug | Out | Théo Bernard | RC Villemont | permanent | €100k | Confirmed |
| 19 Aug | In | Bastien Durand | Real Silver Creek | free | — | Confirmed |
| 4 Aug | Out | Raphaël Blanc | CD Alto Branca | permanent | €500k | Confirmed |
| 1 Jul | Out | Matteo Russo | US Roccarosso | permanent | €500k | Confirmed |
| 21 Jan | Out | Timo Visser | VV Groenveen | free | — | Confirmed |
| 20 Jan | Out | Max Lange | Eintracht Hohenheim | permanent | €200k | Confirmed |
| 2 Aug | In | Maxime Durand | RSC Waterbeek | permanent | €7.3m | Confirmed |
| 15 Jul | In | Raphaël Fontaine | Eintracht Steinbach | permanent | €17m | Confirmed |
| 11 Jul | In | Yerry Muñoz | Olympique Valbourg | permanent | €11m | Confirmed |
| 19 Jul | In | Luis Zapata | Ríosreal CF | loan | — | Confirmed |
| 9 Jul | Out | Milan Groot | Go Ahead Nieuwdijk | permanent | €8.4m | Confirmed |
| 17 Jan | In | Daniel Onuoha | FC Villepré | permanent | €10m | Confirmed |