Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 03/2021 |  | Adrien Fernandes | MF | |||
| 01/2021 | | Matteo Puthiot | GK | |||
| 01/2021 | | Noah Vaudan | GK | |||
| 01/2021 |  | Jason Almeida | DF | |||
| 12/2020 | | Hugo Raczynski | MA |  | FC Martigny Sports | Martigny Sports |
| 07/2020 | | Nathan Borer | GK | |||
| 07/2020 | | Luca Campagnani | GK | |||
| 07/2020 |  | Saymon Alem | DF | |||
| 07/2020 |  | Djelaidin Amedoski | DF | |||
| 07/2020 |  | Guilherme do Vale Colares | DF | |||
| 07/2020 |  | Samuele Fiorillo | DF | |||
| 07/2020 | | Bastian Gasser | DF | |||
| 07/2020 | | Pierrick Maret | DF | |||
| 07/2020 | | Matteo Schmid | DF | |||
| 07/2020 | | Timothée Vaudan | DF | |||
| 07/2020 | | Ermal Zeka | DF | |||
| 07/2020 | Santosh Bochatay | MF | ||||
| 07/2020 | | Diogo Castanheira | MF | |||
| 07/2020 | | Mathias Droz | MF | |||
| 07/2020 | | Jordan Dubosson | MF | |||
| 07/2020 | | Cédric Fux | MF | |||
| 07/2020 | | Noah Grognuz | MF | |||
| 07/2020 | | Kévin Teixeira | MF | |||
| 07/2020 | | Rafael da Silva | FW | |||
| 07/2020 | | Armir Jakupi | FW | |||
| 07/2020 |  | Stefan Jordakovic | FW | |||
| 07/2020 | | Valdet Kerimoski | FW | |||
| 07/2020 | | Sandro Tutic | FW | |||
| 07/2020 | | Nevio Welschen | FW | |||
| 07/2020 | | Damien Claivaz | MA | |||
| 07/2020 | | Patrick Felicio | AS-CO |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 12/2020 | | Damien Claivaz | MA | | FC Martigny Sports | Martigny Sports |
| 07/2020 | | David De Kalbermatten | GK |  | FC Sion U18 | U18 |
| 07/2020 | | Vitus Williner | GK | | FC Sion U18 | U18 |
| 07/2020 | | Maxime Dubosson | DF | | FC Sion U18 | U18 |
| 07/2020 | | Malsor Krasniqi | DF | | FC Sion U18 | U18 |
| 07/2020 | | Léo Meyer | DF | | FC Sion U18 | U18 |
| 07/2020 | | Matteo Biner | MF | | FC Sion U18 | U18 |
| 07/2020 | | Hugo Rard | MF | | FC Sion U18 | U18 |
| 07/2020 | | Alessio Schürmann | MF | | FC Sion U18 | U18 |
| 07/2020 |  | Eliott Barrois | FW | | FC Sion U18 | U18 |
| 07/2020 | | Edian Gashi | FW | | FC Sion U18 | U18 |
| 07/2020 |  | Audry Nsuka | FW | | FC Sion U18 | U18 |
| 07/2020 |  | Almin Omerovic | FW | | FC Sion U18 | U18 |
| 07/2020 | | Daniel Schröter | FW | | FC Sion U18 | U18 |
| 07/2020 | | Stéphane Sarni | MA | | FC Sion U18 | U18 |