EA Guingamp B: every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2023-08-30 | Ibrahim Karamoko | EA Guingamp B | FC Versailles | Free |
| 2023-07-18 | Sohaib Naïr | EA Guingamp B | Guingamp | — |
| 2023-07-02 | Vicky Kiankaulua | EA Guingamp B | La Louvière | Free |
| 2023-01-03 | Hugo Picard | EA Guingamp B | Guingamp | — |
| 2022-12-23 | Jacques Siwe | EA Guingamp B | Guingamp | — |
| 2022-07-08 | Ibrahim Karamoko | Torino | EA Guingamp B | — |
| 2022-07-01 | Sohaib Naïr | Toulouse B | EA Guingamp B | Free |
| 2022-07-01 | Raouf Mroivili | EA Guingamp B | Without Club | — |
| 2022-07-01 | Jacques Siwe | FC Annecy | EA Guingamp B | Free |
| 2022-07-01 | Hugo Picard | EA Guingamp U19 | EA Guingamp B | — |
| 2021-07-15 | Raouf Mroivili | Monaco B | EA Guingamp B | Free |
| 2021-07-01 | Matthis Riou | EA Guingamp B | Guingamp | — |
| 2021-07-01 | Jules Gaudin | EA Guingamp B | Guingamp | — |
| 2021-07-01 | Hugo Barbet | EA Guingamp B | Guingamp | — |
| 2021-01-01 | Tristan Muyumba | EA Guingamp B | Guingamp | — |
| 2020-07-01 | Vicky Kiankaulua | EA Guingamp U19 | EA Guingamp B | — |
| 2020-07-01 | Tristan Muyumba | SC Toulon | EA Guingamp B | Free |
| 2020-07-01 | Matthis Riou | EA Guingamp U19 | EA Guingamp B | — |
| 2020-07-01 | Baptiste Roux | EA Guingamp B | Guingamp | — |
| 2020-07-01 | Axel Urie | EA Guingamp B | Guingamp | — |