Ekstraklasa
- 18O
- 18W
- 18S
90% or more have a feeSome have a feeNo fee recordedS summer, W winter, O other dates
2018-19 · Summer window
By club
- Legia Warsaw5 in4 out
- Lechia Gdańsk3 in1 out
- Wisła Kraków2 in1 out
- Wisła Płock2 in1 out
- Zagłębie Lubin0 in3 out
- Cracovia Kraków2 in0 out
- Lech Poznań0 in2 out
- Miedź Legnica2 in0 out
- Piast Gliwice1 in1 out
- Pogoń Szczecin1 in1 out
- Arka Gdynia0 in1 out
- Górnik Zabrze0 in1 out
- Jagiellonia Białystok0 in1 out
- Korona Kielce0 in1 out
Sources: Wikipedia (CC BY-SA 4.0), API-Football · Data sources