Unia Skierniewice (I liga): every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-07-16 | Jakub Bieroński | GKS Tychy | Unia Skierniewice | Free |
| 2026-07-08 | Sammy Dudek | Lech Poznan | Unia Skierniewice | Loan |
| 2025-08-14 | Player | Unia Skierniewice | Wigry Suwałki | Free |
| 2025-07-17 | Jakub Jendryka | Legia Warszawa II | Unia Skierniewice | Free |
| 2025-02-24 | Player | Unia Skierniewice | Wisła Płock | Free |
| 2025-02-04 | Kamil Soberka | Górnik Zabrze | Unia Skierniewice | Loan |
| 2025-02-03 | Bartosz Falbierski | Polonia Warsaw | Unia Skierniewice | Loan |
| 2025-01-24 | Stanisław Pruszkowski | Unia Skierniewice | Wisła Płock | Free |
| 2025-01-23 | Damian Wojdakowski | Jagiellonia Bialystok | Unia Skierniewice | Free |
| 2024-08-30 | Player | Górnik Łęczna | Unia Skierniewice | Free |
| 2024-07-31 | Karol Turek | Górnik Łęczna | Unia Skierniewice | Free |
| 2023-07-19 | Nikita Vasin | Polonia Warsaw | Unia Skierniewice | Loan |
| 2023-07-19 | Player | Unia Skierniewice | Sandecja Nowy Sącz | Free |
| 2023-02-14 | Tomasz Bala | Cracovia Kraków II | Unia Skierniewice | Loan |
| 2022-08-05 | Player | SKRA Częstochowa | Unia Skierniewice | Loan |
| 2022-07-26 | Player | Pogon Szczecin | Unia Skierniewice | Free |
| 2021-07-01 | Player | Unia Skierniewice | Polonia Warsaw | Free |
| 2020-08-01 | Player | ŁKS Łódź | Unia Skierniewice | Free |
| 2020-01-01 | Player | ŁKS Łódź | Unia Skierniewice | Loan |
| 2019-09-02 | Kacper Karasek | Escola Varsovia U19 | Unia Skierniewice | Free |