AS Saint-Étienne (Ligue 1): every transfer in and out, fees paid and earned, squad market value, €95m spent and €217m earned.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-07-01 | Beres Owusu | Saint-Étienne | Grazer AK 1902 | €250k |
| 2026-02-02 | Marten-Chris Paalberg | Vaprus | AS Saint-Étienne | Free |
| 2026-02-02 | Marten-Chris Paalberg | Pärnu Vaprus | Saint-Étienne | €900k |
| 2026-01-26 | Dylan Batubinsika | Saint-Étienne | AE Larisa | Free |
| 2026-01-04 | Yvann Maçon | Saint-Étienne | AE Larisa | Free |
| 2026-01-01 | Kévin Pedro | Saint-Étienne B | Saint-Étienne | — |
| 2025-09-04 | Benjamin Bouchouari | Saint-Étienne | Trabzonspor | €4m |
| 2025-08-06 | João Ferreira | Watford | Saint-Étienne | €3m |
| 2025-08-06 | Beres Owusu | Saint-Étienne | Grazer AK 1902 | Loan |
| 2025-07-31 | Ibrahima Wadji | Saint-Étienne | Turan Tovuz | Free |
| 2025-07-25 | Lamine Fomba | Saint-Étienne | Servette FC | — |
| 2025-07-14 | Yunis Abdelhamid | Saint-Étienne | AS FAR Rabat | Free |
| 2025-07-11 | Léo Pétrot | Saint-Étienne | Elche CF | Free |
| 2025-07-07 | Chico Lamba | Arouca | Saint-Étienne | €6m |
| 2025-07-01 | Mahmoud Bentayg | AS Saint-Étienne | Zamalek | €1m |
| 2025-07-01 | Pierre Cornud | Saint-Étienne | Maccabi Haifa | €850k |
| 2025-07-01 | Maxime Bernauer | Dinamo Zagreb | Saint-Étienne | €1.2m |
| 2025-07-01 | Mahmoud Jaber | Maccabi Haifa | Saint-Étienne | €2m |
| 2025-07-01 | Mahmoud Bentayg | Saint-Étienne | Zamalek | €1m |
| 2025-07-01 | Louis Mouton | Saint-Étienne | Angers SCO | Free |