Basaksehir U21: every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2019-02-24 | Emre Kaplan | Basaksehir U19 | Basaksehir U21 | Loan |
| 2019-01-14 | Enes Karakuş | Basaksehir U19 | Basaksehir U21 | Loan |
| 2018-08-28 | Kerem Aktürkoğlu | Basaksehir U21 | Karacabey Bld | Free |
| 2018-07-01 | Mert Celik | Basaksehir U19 | Basaksehir U21 | Loan |
| 2016-07-01 | Kerem Aktürkoğlu | Basaksehir U21 | BB Bodrumspor | Loan |
| 2015-07-01 | Kerem Aktürkoğlu | Basaksehir Yth | Basaksehir U21 | — |
| 2014-07-23 | İbrahim Akdağ | Basaksehir U21 | Ümraniyespor | — |
| 2013-09-04 | Murat Paluli | Istanbul BB U21 | Iskenderun DC | Free |
| 2013-08-16 | İbrahim Akdağ | Istanbul BB U21 | Darica GB | Loan |
| 2012-08-10 | İbrahim Akdağ | Istanbul BB U21 | Darica GB | Loan |
| 2011-08-20 | İbrahim Akdağ | Istanbul BB U21 | Ümraniyespor | Loan |
| 2011-02-28 | Murat Paluli | Büyüksehir Jgd | Büyüksehir B. II | — |
| 2011-01-14 | İbrahim Akdağ | Büyüksehir B. II | Pursaklarspor | Loan |
| 2010-12-14 | İbrahim Yılmaz | Büyüksehir B. II | Büyüksehir Bld | — |