Ekstraklasa
Poland
- Verified against Wikipedia
- 21O
- 21W
- 21S
90% or more have a feeSome have a feeNo fee recordedS summer, W winter, O other dates
2021-22 · Summer window
By club
- Lech Poznań10 in0 out
- Legia Warsaw6 in0 out
- Piast Gliwice6 in0 out
- Raków Częstochowa6 in0 out
- Wisła Kraków6 in0 out
- Wisła Płock6 in0 out
- Cracovia Kraków5 in0 out
- Śląsk Wrocław5 in0 out
- Górnik Zabrze4 in0 out
- Zagłębie Lubin4 in0 out
- Nieciecza3 in0 out
- Górnik Łęczna3 in0 out
- Pogoń Szczecin3 in0 out
- Radomiak Radom3 in0 out
- Jagiellonia Białystok2 in0 out
- Lechia Gdańsk2 in0 out
- Stal Mielec1 in0 out
- Warta Poznań1 in0 out
Sources: Wikipedia (CC BY-SA 4.0), API-Football · Data sources