Atalanta U23: every transfer in and out, fees paid and earned, squad market value, €2.8m spent and €1.1m earned.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2025-10-01 | Federico Steffanoni | Atalanta U20 | Atalanta U23 | — |
| 2025-08-30 | Christos Papadopoulos | Genoa | Atalanta U23 | Loan |
| 2025-07-15 | Vanja Vlahović | Atalanta U23 | Spezia Calcio | Loan |
| 2025-07-11 | Brandon Soppy | Atalanta U23 | Lausanne-Sport | Free |
| 2025-07-01 | Lorenzo Bernasconi | Atalanta U23 | Atalanta | — |
| 2025-06-30 | Matteo Colombo | Pianese | Atalanta U23 | Free |
| 2024-12-10 | Brandon Soppy | Atalanta | Atalanta U23 | — |
| 2024-09-03 | Alassane Sidibe | Atalanta U23 | Arka Gdynia | €125k |
| 2024-08-07 | Paolo Vismara | Atalanta U23 | Sampdoria | Loan |
| 2024-07-25 | Moustapha Cissé | Atalanta U23 | FC St. Gallen | Loan |
| 2024-07-01 | Vanja Vlahović | Atalanta U20 | Atalanta U23 | — |
| 2024-07-01 | Relja Obric | Atalanta U20 | Atalanta U23 | — |
| 2024-07-01 | Pietro Comi | Atalanta U19 | Atalanta U23 | — |
| 2024-07-01 | Marco Palestra | Atalanta U23 | Atalanta | — |
| 2024-07-01 | Lorenzo Bernasconi | Cremonese | Atalanta U23 | €950k |
| 2024-07-01 | Federico Cassa | Atalanta U20 | Atalanta U23 | — |
| 2024-07-01 | Dominic Vavassori | Atalanta U20 | Atalanta U23 | — |
| 2024-07-01 | Alberto Manzoni | Atalanta U20 | Atalanta U23 | — |
| 2024-06-30 | Lorenzo Bernasconi | Atalanta U23 | Cremonese | Free |
| 2024-02-11 | Alassane Sidibe | Atalanta U23 | Arka Gdynia | Loan |