St. Gallen II (1.Liga Promotion): every transfer in and out, fees paid and earned, squad market value.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-02-05 | Vincent Spari | TBC | St. Gallen II | Free |
| 2025-08-21 | Jason Parente | St. Gallen II | Lugano II | Free |
| 2025-07-24 | Noah Probst | St. Gallen II | Philadelphia Union II | Loan |
| 2025-07-01 | Diego Menéndez | Wil II | St. Gallen II | Free |
| 2025-07-01 | Leonit Ibraimov | St. Gallen U19 | St. Gallen II | Free |
| 2025-07-01 | Tarik Seferovic | St. Gallen U19 | St. Gallen II | Free |
| 2025-03-26 | Edis Bytyqi | St. Gallen II | FC St. Gallen 1879 | Free |
| 2025-02-26 | Gentrit Muslija | St. Gallen II | FC St. Gallen 1879 | Free |
| 2025-02-11 | Pascal Büttiker | St. Gallen U19 | St. Gallen II | Free |
| 2025-02-11 | Enoch Owusu | Internazionale U20 | St. Gallen II | Loan |
| 2024-08-01 | Noah Probst | Solothurn | St. Gallen II | Free |
| 2024-08-01 | Fabio Lymann | St. Gallen II | Rapperswil-Jona | Free |
| 2024-07-26 | Player | St. Gallen II | Brühl | Free |
| 2024-07-26 | Jason Parente | St. Gallen II | FC Wil 1900 | Loan |
| 2024-07-01 | Player | St. Gallen U19 | St. Gallen II | Free |
| 2024-07-01 | Mischa Beeli | St. Gallen II | FC Vaduz | Free |
| 2024-07-01 | Albin Krasniqi | St. Gallen II | FC Winterthur | Free |
| 2024-07-01 | Vincent Spari | St. Gallen II | SV Lafnitz | Free |
| 2024-07-01 | Axel David Rouquette | St. Gallen II | Austria Lustenau | Free |
| 2024-02-13 | Metin Bahtiyari | FC Wil 1900 | St. Gallen II | Loan |