Atlético Nacional: every transfer in and out, fees paid and earned, squad market value, €9.1m spent and €90m earned.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-12-31 | Yeicar Perlaza | Indep. Santa Fe | Atl. Nacional | Free |
| 2026-08-01 | Juan Jose Arias | Atl. Nacional | Salt Lake | €1.7m |
| 2026-02-20 | Néider Parra | Nacional U20 | Atl. Nacional | — |
| 2026-02-17 | Emilio Aristizábal | Atl. Nacional | Toronto | Loan |
| 2026-02-09 | Juan Jose Arias | Atl. Nacional | Salt Lake | Loan |
| 2026-02-02 | Royer Caicedo | Atl. Nacional | Cercle Brugge | €1.6m |
| 2026-02-01 | Andrés Salazar | Atl. Nacional | Riga | Free |
| 2026-01-31 | Cristian Arango | SJ Earthquakes | Atl. Nacional | Loan |
| 2026-01-29 | Andy Batioja | Atl. Nacional | Fortaleza CEIF | Loan |
| 2026-01-27 | Marino Hinestroza | Atl. Nacional | Vasco da Gama | €5.2m |
| 2026-01-26 | Andrés Salazar | Atlético Nacional | Riga | Free |
| 2026-01-25 | Luis Marquinez | Atl. Nacional | Deportes Tolima | Loan |
| 2026-01-24 | Alfredo Morelos | Santos | Atl. Nacional | Free |
| 2026-01-17 | Eduard Bello | Barcelona SC | Atl. Nacional | Free |
| 2026-01-08 | Nicolás Rodríguez | Orlando | Atl. Nacional | Loan |
| 2026-01-08 | Kevin Cataño | Real C. | Atl. Nacional | €500k |
| 2026-01-06 | Milton Casco | River Plate | Atl. Nacional | Free |
| 2026-01-05 | Kilian Toscano | Atl. Nacional | Indep. Santa Fe | Loan |
| 2026-01-05 | Facundo Batista | Atl. Nacional | Peñarol | €350k |
| 2026-01-01 | Yair Mena | Atl. Nacional | Ferroviário | — |