Unión Magdalena: every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-04-01 | Braian Quintero | Without Club | Unión Magdalena | — |
| 2026-03-06 | Humberto Acevedo | CD Victoria | Unión Magdalena | Free |
| 2026-02-20 | Fabián Cantillo | Unión Magdalena | Alianza FC | Loan |
| 2026-02-01 | Juan Romero | Ind. Yumbo | Unión Magdalena | — |
| 2026-01-17 | Juan Vásquez | Llaneros FC | Unión Magdalena | — |
| 2026-01-17 | José Palacios | Quindío | Unión Magdalena | — |
| 2026-01-01 | Winston Sagrera | Magdalena U20 | Unión Magdalena | — |
| 2026-01-01 | Víctor Cabezas | Deportivo Pasto | Unión Magdalena | Free |
| 2026-01-01 | Oscar Surmay | Magdalena U20 | Unión Magdalena | — |
| 2026-01-01 | Manuel Ballesteros | Magdalena U20 | Unión Magdalena | — |
| 2026-01-01 | Luis David Narváez | Magdalena U20 | Unión Magdalena | — |
| 2026-01-01 | Jermein Peña | Unión Magdalena | Junior FC | — |
| 2026-01-01 | Jannenson Sarmiento | Unión Magdalena | Junior FC | — |
| 2026-01-01 | Di Lucca | Piracicaba U20 | Unión Magdalena | — |
| 2026-01-01 | Daniel Mera | Real Cartagena | Unión Magdalena | — |
| 2025-08-01 | Ruyery Blanco | Unión Magdalena | PSBS Biak Numfor | Free |
| 2025-07-29 | Manuel Tasso | Independiente | Unión Magdalena | Loan |
| 2025-07-07 | Jimmy Congo | Carabobo FC | Unión Magdalena | Free |
| 2025-07-01 | Misael Martínez | Alianza FC | Unión Magdalena | Loan |
| 2025-07-01 | Jhon Lerma | Ind. Yumbo | Unión Magdalena | Loan |