AJ Auxerre (Ligue 1): every transfer in and out, fees paid and earned, squad market value, €21m spent and €49m earned.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-07-09 | Xiangxin Wei | Meizhou Hakka | AJ Auxerre | Free |
| 2026-07-01 | Xiangxin Wei | Meizhou Hakka | AJ Auxerre | Free |
| 2026-07-01 | Nathan Buayi-Kiala | AJ Auxerre | Without Club | — |
| 2026-07-01 | Danny Namaso | Porto | AJ Auxerre | €5m |
| 2026-02-02 | Rudy Matondo | AJ Auxerre | Paris FC | €15m |
| 2026-01-29 | Bryan Okoh | Lausanne-Sport | AJ Auxerre | €2.5m |
| 2026-01-15 | Romain Faivre | Bournemouth | AJ Auxerre | Loan |
| 2026-01-07 | Naouirou Ahamada | Crystal Palace | AJ Auxerre | Free |
| 2025-09-05 | Sékou Mara | R. Strasbourg | AJ Auxerre | Loan |
| 2025-09-01 | Victor Mayela | AJ Auxerre | USL Dunkerque | Free |
| 2025-09-01 | Theo Bair | AJ Auxerre | Lausanne-Sport | Loan |
| 2025-09-01 | Ado Onaiwu | AJ Auxerre | 1.FC Magdeburg | Free |
| 2025-08-30 | Saad Agouzoul | AJ Auxerre | Omonia Nicosia | Loan |
| 2025-08-17 | Danny Namaso | Porto | AJ Auxerre | Loan |
| 2025-08-08 | Florian Ayé | AJ Auxerre | Servette FC | €500k |
| 2025-08-01 | Oussama El Azzouzi | Bologna | AJ Auxerre | Loan |
| 2025-07-23 | Gaëtan Perrin | AJ Auxerre | Krasnodar | €5m |
| 2025-07-08 | Ibrahim Osman | Brighton | AJ Auxerre | Loan |
| 2025-07-01 | Telli Siwe | AJ Auxerre B | AJ Auxerre | — |
| 2025-07-01 | Rudy Matondo | AJ Auxerre U19 | AJ Auxerre | — |