SD Eibar B: every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2023-08-17 | Álex Serradell | SD Eibar B | Navalcarnero | Free |
| 2022-07-01 | Álex Serradell | SD Eibar C | SD Eibar B | — |
| 2022-07-01 | Urko Izeta | CD Vitoria | SD Eibar | — |
| 2022-07-01 | Jorge Yriarte | CD Vitoria | SD Eibar | — |
| 2021-08-28 | Urko Izeta | CD Vitoria | Arenas Club | Loan |
| 2021-07-01 | Nil Coch | CD Vitoria | FC Ascó | Free |
| 2021-07-01 | Alberto Marí | CD Vitoria | Valencia B | Free |
| 2020-08-01 | Nil Coch | Pobla de Mafumet CF | CD Vitoria | Free |
| 2020-08-01 | Jorge Yriarte | Deportivo Lara | CD Vitoria | Free |
| 2020-08-01 | Alberto Marí | Eibar U19 | CD Vitoria | — |
| 2019-07-06 | Jon Irazábal | CD Vitoria | CD Mirandés | Free |
| 2019-07-02 | Xesc Regis | SD Eibar B | Asteras Tripoli | Free |
| 2019-07-01 | Jorge Yriarte | Deportivo Lara | CD Vitoria | Loan |
| 2018-07-06 | Jon Irazábal | CD Vitoria | CD Mirandés | Loan |
| 2018-07-01 | Urko Izeta | Eibar U19 | CD Vitoria | — |
| 2017-07-03 | Xesc Regis | RCD Mallorca B | SD Eibar B | Free |
| 2016-07-01 | Jon Irazábal | Unknown | CD Vitoria | — |