Portimonense U23 (Liga Revelacao U23): every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2025-02-01 | Kristofer Käit | Tallinna Kalev | Portimonense U23 | Free |
| 2024-09-01 | Player | Kabuscorp | Portimonense U23 | Free |
| 2024-02-01 | João Nobrega | Portimonense U23 | FC Dila | Free |
| 2023-07-20 | Toki Hirosawa | Portimonense U23 | Académica Coimbra | Loan |
| 2022-07-25 | Yuta Nakano | Portimonense U23 | Rustavi | Free |
| 2021-07-01 | Sérgio Santos | Portimonense U23 | Petro de Luanda | Free |
| 2020-08-28 | Ryonosuke Ohori | Portimonense U23 | FC Daugavpils | Free |
| 2020-02-17 | Aleksandar Bogdanović | Portimonense U23 | NS Mura | Free |