Nice Espoir : every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-01-01 | Kaïl Boudache | Nice Espoir | Nice | — |
| 2025-07-29 | Zoumana Diallo | R. Strasbourg B | Nice Espoir | Free |
| 2025-07-01 | Mousslim Youssouf | Nizza U19 | Nice Espoir | — |
| 2025-07-01 | Kaïl Boudache | Nizza U19 | Nice Espoir | — |
| 2025-07-01 | Bartosz Zelazowski | Nice Espoir | Nice | — |
| 2024-07-01 | Laurenzo Monteiro | OGC Nice B | Nice Espoir | — |
| 2024-07-01 | Bartosz Zelazowski | OGC Nice B | Nice Espoir | — |