FC Solothurn: every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2023-07-05 | Damian Kelvin | FC Solothurn | FC Biel-Bienne | Free |
| 2021-07-01 | Damian Kelvin | FC Tavannes | FC Solothurn | Free |
| 2015-07-01 | Berkay Sülüngöz | FC Solothurn | FC Basel U21 | — |
| 2013-07-01 | Berkay Sülüngöz | Solothurn Yth. | FC Solothurn | — |
| 2012-07-04 | Renato Steffen | FC Solothurn | FC Thun | Free |
| 2011-07-06 | Renato Steffen | SC Schöftland | FC Solothurn | Free |