Leixões U15: every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2020-07-01 | Alex Marques | Leixões U15 | Boavista U17 | — |
| 2018-07-01 | Alex Marques | Leixões Yth | Leixões U15 | — |
| 2016-07-01 | Hélder Morim | Leixões Sub-15 | Leixões Sub-17 | — |
| 2015-07-01 | Hélder Morim | Rio Ave Sub-15 | Leixões Sub-15 | — |
| 2015-07-01 | Gonçalo Franco | Leixões Sub-15 | Leixões Sub-17 | — |
| 2014-07-01 | Gonçalo Franco | Rio Ave Sub-15 | Leixões Sub-15 | — |
| 2013-07-01 | Zé Carlos | Leixões U15 | Leixões U17 | — |
| 2011-07-01 | Zé Carlos | Boavista CJ | Leixões U15 | Free |
| 2010-07-01 | Chiquinho | Leixões U15 | Leixões U17 | — |
| 2010-07-01 | André Pereira | Leixões Sub-15 | Leixões Sub-17 | — |