Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/2022 |  | Loris Benito | DF | |||
| 01/2022 | | Gaetano Berardi | DF | |||
| 01/2022 |  | José Aguilar | MF |  | FC Sion II | FC Sion II |
| 11/2021 |  | Giovanni Sio | FW | |||
| 10/2021 |  | Paolo Tramezzani | MA |  | Al Faisaly | Al Faisaly |
| 08/2021 | | Kader Keita | MF |  | KVC Westerlo | KVC Westerlo |
| 08/2021 |  | Vagner | FW |  | FC Metz | Metz |
| 08/2021 | | Joël Schmied | DF |  | FC Vaduz | FC Vaduz |
| 07/2021 |  | Gonzalo Carneiro | FW | |||
| 07/2021 |  | Marquinhos Cipriano | DF |  | Shakhtar Donetsk | Shakhtar |
| 07/2021 | | Kevin Bua | FW |  | CD Leganés | Leganés |
| 07/2021 |  | Alexandros Safarikas | GK |  | FC Chiasso | FC Chiasso |
| 07/2021 | | Gilles Richard | DF |  | FC Sion U18 | U18 |
| 07/2021 |  | Nathanaël Saintini | DF |  | Union Titus Pétange | Pétange |
| 07/2021 | | Adryan | MF |  | Avaí - SC | Avaí |
| 07/2021 |  | André Edgar | MF |  | Neuchâtel Xamax FCS | Xamax |
| 07/2021 | | Luca Zuffi | MF |  | FC Basel 1893 | FC Basel |
| 07/2021 | | Andrin Gloor | FW | | FC Sion II | FC Sion II |
| 07/2021 | | Itaitinga | FW |  | Pau FC | Pau FC |
| 07/2021 | | Patrick Luan | FW |  | SC Kriens | SC Kriens |
| 07/2021 | | Filip Stojilković | FW |  | FC Aarau | FC Aarau |
| 07/2021 | | Pierre De Kalbermatten | GK-CO | |||
| 07/2021 |  | Alexandre Kerveillant | G-AN |  | Beijing Guoan | Beijing Guoan |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/2022 |  | Mattias Andersson | DF |  | Randers FC | Randers FC |
| 01/2022 | | Jared Khasa | FW | | Pau FC | Pau FC |
| 01/2022 | | Gonzalo Carneiro | FW |  | Liverpool | Liverpool FC |
| 01/2022 |  | Yamato Wakatsuki | FW |  | Shonan Bellmare | Shonan Bellmare |
| 08/2021 |  | Roberts Uldriķis | FW |  | SC Cambuur | SC Cambuur |
| 08/2021 | | André Edgar | MF |  | AC Bellinzona | AC Bellinzona |
| 08/2021 |  | Christian Zock | MF |  | Yverdon Sport FC | Yverdon |
| 08/2021 | | Patrick Luan | FW |  | Örebro SK | Örebro SK |
| 08/2021 | | Aimery Pinga | FW |  | Excelsior Virton | Virton |
| 07/2021 | | Damien Buchard | GK | | Yverdon Sport FC | Yverdon |
| 07/2021 |  | Ayoub Abdellaoui | DF |  | Al Ettifaq | Al Ettifaq |
| 07/2021 | | Noah Lovisa | DF |  | FC Winterthur | FC Winterthur |
| 07/2021 |  | Nikita Vlasenko | DF |  | Juventus II | Juventus II |
| 07/2021 | | Luca Clemenza | MF | | Juventus II | Juventus II |
| 07/2021 |  | Ľubomír Tupta | FW |  | Slovan Liberec | Sl. Liberec |