RFC Seraing (Jupiler Pro League): every transfer in and out, fees paid and earned, squad market value and €1.2m earned.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-08-17 | Kevin Bukusu | RFC Seraing | RWDM Brussels | Free |
| 2026-07-31 | Hady Camara | RFC Seraing | Paris 13 Atletico | Free |
| 2026-07-11 | Djibril Diarra | RFC Seraing | Kalamata | Free |
| 2026-07-01 | Victor Corneillie | RFC Liège | RFC Seraing | Free |
| 2026-07-01 | Noah Solheid | RFC Seraing | Royal Charleroi Sporting Club | Free |
| 2026-07-01 | Hemsley Akpa-Chukwu | RFC Seraing | Zulte Waregem | €500k |
| 2025-09-08 | Hemsley Akpa-Chukwu | Bari | RFC Seraing | Free |
| 2025-09-05 | Emmanuel Da Costa | RAAL La Louvière | RFC Seraing | Free |
| 2025-08-27 | Malek Adrar | Francs Borains | RFC Seraing | Free |
| 2025-08-20 | Nick Gillekens | KVC Westerlo | RFC Seraing | Free |
| 2025-08-11 | Maxime Mejjati Alami | Nantes II | RFC Seraing | Loan |
| 2025-08-08 | Fostave Mabani | Francs Borains | RFC Seraing | Free |
| 2025-08-07 | Adrien Bongiovanni | RAAL La Louvière | RFC Seraing | Free |
| 2025-08-07 | Harrison Ondo-Eyi | Union Saint-Gilloise | RFC Seraing | Free |
| 2025-08-06 | Thiago Paulo da Silva | Standard Liège | RFC Seraing | Free |
| 2025-08-04 | Kevin Bukusu | VfB Lübeck | RFC Seraing | Free |
| 2025-07-23 | Mathieu Cachbach | RFC Seraing | OC Charleroi | Free |
| 2025-07-17 | Hady Camara | RAAL La Louvière | RFC Seraing | Free |
| 2025-07-15 | Ruben Droehnle | RFC Seraing | FC Girondins Bordeaux | Free |
| 2025-07-14 | Lucas Margueron | RFC Seraing | Rodez AF | Free |