| 2026-09-02 | I. Koutsoupias | Frosinone → Anderlecht | Transfer |
| 2026-09-02 | B. Vroninks | Anderlecht → Kortrijk | Transfer |
| 2026-09-01 | R. Amané | Rapid Vienna → Anderlecht | Transfer |
| 2026-09-01 | I. Koutsoupias | Frosinone → Anderlecht | Transfer |
| 2026-09-01 | B. Vroninks | Anderlecht → Kortrijk | Transfer |
| 2026-09-01 | A. Omobamidele | Strasbourg → Anderlecht | Loan |
| 2026-09-01 | T. Aasgaard | Rangers → Anderlecht | Loan |
| 2026-08-31 | M. Ashimeru | Anderlecht → Ashimeru Majeed | Free agent |
| 2026-08-31 | M. N'Diaye | Anderlecht → Werder Bremen | Loan |
| 2026-08-31 | R. Amané | Rapid Vienna → Anderlecht | Transfer |
| 2026-08-31 | O. Reabciuk | Spartak Moscow → Anderlecht | Free agent |
| 2026-08-30 | C. Hatenboer | Anderlecht → Sparta Rotterdam | Transfer |
| 2026-08-30 | O. Reabciuk | Spartak Moscow → Anderlecht | Free agent |
| 2026-08-29 | C. Hatenboer | Anderlecht → Sparta Rotterdam | Transfer |
| 2026-08-26 | M. Rits | Anderlecht → Beerschot VA | Free agent |
| 2026-08-26 | C. Huerta | Anderlecht → U.N.A.M. - Pumas | Transfer |
| 2026-08-25 | C. Huerta | Anderlecht → U.N.A.M. - Pumas | Transfer |
| 2026-08-24 | N. Saliba | Anderlecht → Villarreal | Transfer |
| 2026-08-23 | N. Saliba | Anderlecht → Villarreal | Transfer |
| 2026-08-20 | T. Bentayeb | UTS Rabat → Anderlecht | Transfer |
| 2026-08-19 | T. Bentayeb | UTS Rabat → Anderlecht | Transfer |
| 2026-08-16 | M. Winkler | Hertha BSC → Anderlecht | Transfer |
| 2026-08-15 | M. Winkler | Hertha BSC → Anderlecht | Transfer |
| 2026-08-13 | Y. Verschaeren | Anderlecht → Sampdoria | Free agent |
| 2026-08-11 | Y. Verschaeren | Anderlecht → Sampdoria | Free agent |
| 2026-07-31 | S. Lukisa | Anderlecht → União de Leiria | Transfer |
| 2026-07-30 | S. Lukisa | Anderlecht → União de Leiria | Transfer |
| 2026-07-29 | O. Antman | Rangers → Anderlecht | Transfer |
| 2026-07-28 | O. Antman | Rangers → Anderlecht | Transfer |
| 2026-07-27 | L. Vázquez | Anderlecht → Birmingham | Transfer |
| 2026-07-26 | L. Vázquez | Anderlecht → Birmingham | Transfer |
| 2026-07-21 | J. Šimić | Anderlecht → Al-Ittihad FC | Transfer |
| 2026-07-21 | Z. Keita | RSC Anderlecht II → Anderlecht | Free agent |
| 2026-07-20 | J. Šimić | Anderlecht → Al-Ittihad FC | Transfer |
| 2026-07-16 | A. Tajaouart | Anderlecht → RAAL La Louvière | Loan |
| 2026-07-12 | T. Hazard | Anderlecht → Lens | Free agent |
| 2026-07-11 | T. Hazard | Anderlecht → Lens | Free agent |
| 2026-07-09 | L. Ambros | Gornik Zabrze → Anderlecht | Transfer |
| 2026-07-09 | Nathan De Cat | Anderlecht → 1899 Hoffenheim | Transfer |
| 2026-07-08 | Nathan De Cat | Anderlecht → 1899 Hoffenheim | Transfer |
| 2026-07-02 | Devon Decorte | Anderlecht → Den Bosch | Free agent |
| 2026-07-01 | L. Pétrot | Elche → Anderlecht | Free agent |
| 2026-07-01 | Devon Decorte | Anderlecht → Den Bosch | Free agent |
| 2026-06-30 | J. Šimić | Anderlecht → Al-Ittihad FC | Transfer |
| 2026-06-30 | K. Goto | Anderlecht → SC Freiburg | Transfer |
| 2026-06-30 | L. Pétrot | Elche → Anderlecht | Free agent |
| 2026-06-30 | G. Biancone | Olympiakos Piraeus → Anderlecht | Transfer |
| 2026-06-30 | I. Kanate | Anderlecht → 1. FC Kaiserslautern | Loan |
| 2026-06-29 | M. Ashimeru | RAAL La Louvière → Anderlecht | Return from loan |
| 2026-06-29 | L. Vázquez | Getafe → Anderlecht | Return from loan |
| 2026-06-29 | M. Rits | Anderlecht → Rits Mats | Free agent |
| 2026-06-29 | T. Hazard | Anderlecht → Hazard Thorgan | Free agent |
| 2026-06-29 | J. Šimić | Al-Ittihad FC → Anderlecht | Return from loan |
| 2026-06-29 | M. N'Diaye | FC Schalke 04 → Anderlecht | Return from loan |
| 2026-06-29 | J. Imbrechts | Anderlecht → Imbrechts Joachim | Free agent |
| 2026-06-29 | K. Goto | St. Truiden → Anderlecht | Return from loan |
| 2026-06-29 | C. Hatenboer | Telstar → Anderlecht | Return from loan |
| 2026-06-29 | J. Putu Matadi | Anderlecht → Putu Matadi Joel | Free agent |
| 2026-06-29 | Y. Verschaeren | Anderlecht → Verschaeren Yari | Free agent |
| 2026-06-29 | Y. Verschaeren | Anderlecht → Sampdoria | Free agent |
| 2026-06-29 | T. Vanhoutte | Anderlecht → Vanhoutte Timon | Free agent |
| 2026-06-29 | M. Angely | Anderlecht → VfL Wolfsburg | Return from loan |
| 2026-06-29 | M. Diarra | Anderlecht → Alaves | Return from loan |
| 2026-06-29 | N. Engwanda | Anderlecht → Engwanda Nunzio | Free agent |
| 2026-06-29 | M. Ilić | Anderlecht → Bologna | Return from loan |
| 2026-06-29 | D. Antwi | Anderlecht → Young Apostles | Return from loan |
| 2026-05-30 | Coba | Anderlecht → Getafe | Return from loan |
| 2026-02-01 | N. Angulo | Anderlecht → Sunderland | Transfer |
| 2026-02-01 | M. N'Diaye | Anderlecht → FC Schalke 04 | Loan |
| 2026-02-01 | Coba | Getafe → Anderlecht | Loan |
| 2026-02-01 | M. Angely | VfL Wolfsburg → Anderlecht | Loan |
| 2026-01-29 | M. Kikkenborg | Anderlecht → Molde | Transfer |
| 2026-01-28 | M. Ashimeru | Anderlecht → RAAL La Louvière | Loan |
| 2026-01-26 | Y. Ozcan | Anderlecht → Aston Villa | Return from loan |
| 2026-01-26 | M. Diarra | Alaves → Anderlecht | Loan |
| 2026-01-20 | L. Vázquez | Anderlecht → Getafe | Loan |
| 2026-01-20 | D. Sikan | Trabzonspor → Anderlecht | Transfer |
| 2026-01-19 | J. Heekeren | FC Schalke 04 → Anderlecht | Transfer |
| 2026-01-05 | C. Hatenboer | Anderlecht → Telstar | Loan |
| 2026-01-03 | N. Bohamdi-Kamoni | Anderlecht → KVC Westerlo | Free agent |