OGC Nice (Ligue 1): every transfer in and out, fees paid and earned, squad market value, €380m spent and €316m earned.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-07-01 | Dante | Nice | Retired | — |
| 2026-02-02 | Bernard Nguene | Nice | Standard Liège | Free |
| 2026-02-01 | Jérémie Boga | Nice | Juventus | Loan |
| 2026-01-30 | Terem Moffi | Nice | Porto | Loan |
| 2026-01-19 | Bernard Nguene | Nice | Standard Liège | Loan |
| 2026-01-01 | Kaïl Boudache | Nice Espoir | Nice | — |
| 2026-01-01 | Everton | Nizza U19 | Nice | — |
| 2026-01-01 | Elye Wahi | Frankfurt | Nice | Loan |
| 2025-09-03 | Amidou Doumbouya | OGC Nice | Al Duhail | €250k |
| 2025-09-03 | Amidou Doumbouya | Nice | Al-Duhail SC | €250k |
| 2025-09-01 | Charles Vanhoutte | Union SG | Nice | €6m |
| 2025-09-01 | Billal Brahimi | Nice | Without Club | — |
| 2025-08-31 | Tiago Gouveia | Benfica | Nice | Loan |
| 2025-08-31 | Badredine Bouanani | Nice | Stuttgart | €15m |
| 2025-08-28 | Pablo Rosario | Nice | Porto | €3.8m |
| 2025-08-18 | Kevin Carlos | Basel | Nice | €6m |
| 2025-08-14 | Salis Abdul Samed | Lens | Nice | €2.5m |
| 2025-08-08 | Teddy Boulhendi | Nice | Bourg-en-Bresse | Loan |
| 2025-08-08 | Evann Guessand | Nice | Aston Villa | €30m |
| 2025-07-25 | Kojo Peprah Oppong | Norrköping | Nice | €2.7m |