Philadelphia Union (Major League Soccer): every transfer in and out, fees paid and earned, squad market value, €29m spent and €43m earned.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-07-30 | Olwethu Makhanya | Philadelphia Union | Rangers | €3.6m |
| 2026-04-02 | Malik Jakupović | Union II | Philadelphia | — |
| 2026-02-27 | Philippe Ndinga | Degerfors | Philadelphia | €1.9m |
| 2026-02-10 | Agustín Anello | Boston River | Philadelphia | €2.2m |
| 2026-02-03 | Geiner Martínez | Juventud | Philadelphia | €425k |
| 2026-01-26 | Japhet Sery Larsen | SK Brann | Philadelphia | €1.5m |
| 2026-01-26 | Ezekiel Alladoh | Brommapojkarna | Philadelphia | €3.9m |
| 2026-01-21 | Stas Korzeniowski | Union II | Philadelphia | — |
| 2026-01-21 | Kaiden Moore | Atlanta | Philadelphia | Loan |
| 2026-01-08 | Mikael Uhre | Philadelphia | Midtjylland | Free |
| 2026-01-07 | Isaiah LeFlore | Philadelphia | Nashville | Free |
| 2026-01-01 | David Vazquez | Philadelphia | San Diego | €215k |
| 2025-12-30 | Finn Sundstrom | North Carolina | Philadelphia | Free |
| 2025-12-17 | Tai Baribo | Philadelphia | D.C. United | €3.4m |
| 2025-12-15 | Jakob Glesnes | Philadelphia | LA Galaxy | €935k |
| 2025-08-29 | Isaiah LeFlore | Philadelphia | Detroit City | Loan |
| 2025-08-26 | George Marks | MLS Pool | Philadelphia | Free |
| 2025-08-05 | Milan Iloski | Nordsjaelland | Philadelphia | €865k |
| 2025-07-28 | David Vazquez | Philadelphia | San Diego | Loan |
| 2025-05-09 | Ben Bender | MLS Pool | Philadelphia | Free |