Atalanta U23 (Serie C): every transfer in and out, fees paid and earned, squad market value, €13m spent and €2.5m earned.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-08-21 | Daniel Armstrong | Atalanta U23 | Asteras Tripolis II | Free |
| 2026-08-21 | Vanja Vlahović | Atalanta U23 | Mantova | Loan |
| 2026-08-20 | Samuel Giovane | Atalanta U23 | Catanzaro | Free |
| 2026-08-18 | Leonardo Mendicino | Atalanta U23 | Bari | Free |
| 2026-08-04 | Andrea Ceresoli | Atalanta U23 | 1. FC Nürnberg | €500k |
| 2026-08-01 | Dominic Vavassori | Atalanta U23 | Palermo FC | Loan |
| 2026-07-31 | Player | Atalanta U23 | Ternana | Free |
| 2026-07-25 | Pietro Parmiggiani | Atalanta U23 | Ospitaletto | Loan |
| 2026-07-24 | Jonathan Italeng | Atalanta U23 | Renate | Free |
| 2026-07-22 | Andrea Oliveri | Atalanta U23 | Ascoli | Loan |
| 2026-07-21 | Lorenzo Riccio | Atalanta U23 | FC Dordrecht | Free |
| 2026-07-17 | Candas Fiogbe | Atalanta U23 | Athens Kallithea | Free |
| 2026-07-15 | Gabriele Berto | Atalanta U23 | Torres | Free |
| 2026-07-13 | Moustapha Cissé | Atalanta U23 | Carrarese | Loan |
| 2026-07-09 | Filippo Cecchini | Atalanta U23 | Tritium | Loan |
| 2026-07-03 | Jacopo Mirra | Roma U20 | Atalanta U23 | Free |
| 2026-07-01 | Ljubo Puljić | Bayern Munich | Atalanta U23 | €2.8m |
| 2026-07-01 | Gabriel Ramaj | Atalanta U23 | Atalanta U23 | Free |
| 2026-07-01 | Nicolò Baldo | Atalanta U23 | Atalanta U23 | Free |
| 2026-07-01 | Gerard Ruiz de Valdivia Martinez | Atalanta U23 | Atalanta U23 | Free |