Transfers
Recent player movements in and out of the squad
| Date | Player | From | To | Type |
|---|---|---|---|---|
| 06.09.2024 | D. Eckert Ayensa | Union St. Gilloise | Standard Liege | Loan |
| 26.08.2024 | Cameron Puertas | Union St. Gilloise | — | € 15M |
| 16.08.2024 | Nelson Lemaire | Union St. Gilloise | — | Free |
| 13.08.2024 | A. De Bolle | Union St. Gilloise | — | Free agent |
| 12.07.2024 | G. Nilsson | Union St. Gilloise | Club Brugge KV | Transfer |
| 08.07.2024 | M. Amoura | Union St. Gilloise | VfL Wolfsburg | Loan |
| 01.07.2024 | V. Boone | Union St. Gilloise | — | Free |
| 01.07.2024 | H. Lindner | Union St. Gilloise | FC Sion | N/A |
| 26.06.2024 | N. Huygevelde | Union St. Gilloise | — | Loan |
| 17.01.2024 | M. Sorinola | Union St. Gilloise | — | Free |
| 06.09.2023 | A. Dony | Union St. Gilloise | Dender | Loan |
| 05.09.2023 | V. Boone | Union St. Gilloise | — | Loan |
| 31.08.2023 | M. Traore | Union St. Gilloise | — | Loan |
| 25.08.2023 | L. Pirard | Union St. Gilloise | — | N/A |
| 14.08.2023 | Z. Antonio | Union St. Gilloise | — | Free |
| 10.08.2023 | B. Nieuwkoop | Union St. Gilloise | Feyenoord | N/A |
| 08.08.2023 | S. Lynen | Union St. Gilloise | Werder Bremen | € 2M |
| 22.07.2023 | V. Boniface | Union St. Gilloise | Bayer Leverkusen | € 20M |
| 20.07.2023 | O. El Azzouzi | Union St. Gilloise | Bologna | € 2M |
| 18.07.2023 | S. Van der Heyden | Union St. Gilloise | Mallorca | € 2.5M |
| 12.07.2023 | I. Kandouss | Union St. Gilloise | Gent | N/A |
| 07.07.2023 | T. Teuma | Union St. Gilloise | Reims | € 3.6M |
| 01.07.2023 | S. Adingra | Union St. Gilloise | Brighton | N/A |
| 01.07.2023 | Y. Vertessen | Union St. Gilloise | PSV Eindhoven | N/A |
| 01.07.2023 | Daryl Lopes Ribeiro | Union St. Gilloise | — | Free |
| 01.07.2023 | José Rodríguez | Union St. Gilloise | — | Free |
| 15.06.2023 | M. El Boukammiri | Union St. Gilloise | — | N/A |
| 03.02.2023 | D. Vanzeir | Union St. Gilloise | — | € 5M |
| 25.11.2022 | I. Moutha-Sebtaoui | Union St. Gilloise | Beerschot VA | N/A |
| 31.08.2022 | Pedro Lubamba | Union St. Gilloise | — | Free |
| 18.08.2022 | A. Hamzaoui | Union St. Gilloise | RAAL La Louvière | Free |
| 02.08.2022 | L. Paolucci | Union St. Gilloise | — | N/A |
| 17.07.2022 | C. Nielsen | Union St. Gilloise | Club Brugge KV | N/A |
| 12.07.2022 | T. Herbots | Union St. Gilloise | — | Free |
| 01.07.2022 | D. Undav | Union St. Gilloise | Brighton | N/A |
| 01.07.2022 | K. Mitoma | Union St. Gilloise | Brighton | N/A |
| 01.07.2022 | K. Kozłowski | Union St. Gilloise | Brighton | N/A |
| 01.07.2022 | Álex Millán | Union St. Gilloise | Villarreal | N/A |
| 01.07.2022 | K. Atheba | Union St. Gilloise | — | Free |
| 01.07.2022 | D. Marcq | Union St. Gilloise | Charleroi | N/A |
| 01.07.2022 | F. Avenatti | Union St. Gilloise | Standard Liege | N/A |
| 01.07.2022 | M. Sorinola | Union St. Gilloise | — | Loan |
| 01.07.2022 | J. Bager | Union St. Gilloise | Charleroi | N/A |
| 31.01.2022 | D. Undav | Union St. Gilloise | Brighton | € 7M |
| 31.01.2022 | M. Lewis | Union St. Gilloise | — | Loan |
| 09.08.2021 | A. Sigurðarson | Union St. Gilloise | — | N/A |
| 05.08.2021 | A. Hamzaoui | Union St. Gilloise | — | Loan |
| 03.08.2021 | B. Labeau | Union St. Gilloise | — | Free |
| 23.07.2021 | Nik Lorbek | Union St. Gilloise | — | N/A |
| 22.07.2021 | R. Ferber | Union St. Gilloise | — | Free |