Feirense Sub-23: every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2021-07-01 | Bruno Onyemaechi | Feirense Sub-23 | Feirense | — |
| 2020-07-01 | Solomon John | Feirense Sub-23 | Feirense | — |
| 2020-07-01 | Manu Silva | Feirense Sub-23 | Feirense | — |
| 2020-07-01 | Bruno Onyemaechi | Feirense Sub-23 | Vila Real | Loan |
| 2020-07-01 | Abraham Marcus | Feirense Sub-23 | Feirense | — |
| 2019-07-17 | Rúben Ismael | Feirense Sub-23 | Moreirense | — |
| 2019-07-01 | Solomon John | Remo Stars | Feirense Sub-23 | — |
| 2019-07-01 | Pedro Rosas | Feirense Sub-23 | Guimarães U23 | — |
| 2019-07-01 | Manu Silva | Feirense U19 | Feirense Sub-23 | — |
| 2018-10-01 | Abraham Marcus | Feirense U19 | Feirense Sub-23 | — |
| 2018-07-01 | Rúben Ismael | Feirense U19 | Feirense Sub-23 | — |
| 2018-07-01 | Pedro Rosas | Feirense U19 | Feirense Sub-23 | — |
| 2018-07-01 | Bruno Onyemaechi | Lillestrøm Yth. | Feirense Sub-23 | — |