Olymp. Lyon B: every transfer in and out, fees paid and earned, squad market value, €1.9m spent and €7.3m earned.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-01-01 | Rémi Himbert | Olymp. Lyon B | Lyon | — |
| 2025-10-24 | Erawan Garnier | Olymp. Lyon B | Lens | — |
| 2025-07-11 | Mathys de Carvalho | Olymp. Lyon B | Lyon | — |
| 2025-07-07 | Téo Barišić | Olymp. Lyon B | Lyon | — |
| 2025-07-01 | Rémi Himbert | Olymp. Lyon U19 | Olymp. Lyon B | — |
| 2025-07-01 | Enzo Molebe | Olymp. Lyon B | Lyon | — |
| 2025-07-01 | Alejandro Gomes Rodríguez | Olymp. Lyon B | Lyon | — |
| 2025-01-01 | Steeve Kango | Olymp. Lyon U19 | Olymp. Lyon B | — |
| 2024-07-28 | Hakim Sulemana | Olymp. Lyon B | Randers FC | — |
| 2024-07-20 | Alejandro Gomes Rodríguez | Southampton U18 | Olymp. Lyon B | — |
| 2024-07-01 | Erawan Garnier | Olymp. Lyon U19 | Olymp. Lyon B | — |
| 2024-07-01 | Enzo Molebe | Olymp. Lyon U19 | Olymp. Lyon B | — |
| 2024-01-30 | Breyton Fougeu | Olymp. Lyon B | Adana Demirspor | Free |
| 2023-11-04 | Lassine Diarra | Châteauroux B | Olymp. Lyon B | — |
| 2023-09-06 | Pathé Mboup | Olymp. Lyon B | RWDM | Free |
| 2023-08-31 | Justin Bengui | Olymp. Lyon B | Olympique Lyon | — |
| 2023-07-01 | Mathys de Carvalho | Olymp. Lyon U19 | Olymp. Lyon B | — |
| 2023-07-01 | Mathieu Patouillet | Olymp. Lyon B | Lyon | — |
| 2023-07-01 | Mamadou Sarr | Olymp. Lyon B | Lyon | — |
| 2023-07-01 | Hakim Sulemana | Right to Dream | Olymp. Lyon B | — |