| Rafał Makowski | Śląsk Wrocław | Kisvárda FC | 150 000 |
| Wesley Moraes Ferreira da Silva | Aston Villa FC | Sport Club Internacional | 0 |
| Kacper Kostorz | Legia Warszawa | Pogoń Szczecin | 0 |
| Zdeněk Ondrášek | | Wisła Kraków | 0 |
| Philippe Coutinho Coreira | FC Barcelona | Aston Villa FC | 0 |
| Kieran John Trippier | Atlético Madryt | Newcastle United | 14 300 000 |
| Ainsley Cory Maitland-Niles | Arsenal FC | AS Roma | 500 000 |
| Nabil Bentaleb | | Angers SCO | 0 |
| Eduards Višņakovs | MKP Pogoń Siedlce | | 0 |
| Jordan Amavi | Olympique Marsylia | OGC Nice | 0 |
| Yaw Yeboah | Wisła Kraków | Columbus Crew | 1 820 000 |
| Patryk Sokołowski | Piast Gliwice | Legia Warszawa | 0 |
| Edin Visca | Istanbul Başakşehir FK | Trabzonspor AŞ | 4 300 000 |
| Jürgen Locadia | Brighton & Hove Albion FC | VfL Bochum | 0 |
| Thomas Rogne | | Apóllon Smýrnis | 0 |
| Adrien Sébastien Perruchet Silva | | Al Wahda Abu Zabi | 0 |
| Michał Gliwa | | Zagłębie Sosnowiec | 0 |
| Adam Hloušek | Bruk-Bet Termalica Nieciecza | | 0 |
| Joey Veerman | SC Heerenveen | PSV Eindhoven | 6 000 000 |
| Kacper Kozłowski | Pogoń Szczecin | Brighton & Hove Albion FC | 11 000 000 |
| Kacper Kozłowski | Brighton & Hove Albion FC | Royale Union Saint-Gilloise | 0 |
| Kamil Adamek | Wigry Suwałki | | 0 |
| Silvan Hefti | BSC Young Boys Berno | Genoa CFC | 5 000 000 |
| Michał Gliwa | FKS Stal Mielec | | 0 |
| Nathan Kenneth Patterson | Rangers FC | Everton FC | 14 000 000 |
| Mikołaj Grzelak | GKS Bełchatów | | 0 |
| Godfred Donsah | FC Crotone | Yeni Malatyaspor | 0 |
| Robert Bartczak | Wigry Suwałki | | 0 |
| Davy Pröpper | PSV Eindhoven | Koniec kariery | 0 |
| Adrien Sébastien Perruchet Silva | UC Sampdoria | | 0 |
