Transfers
Recent player movements in and out of the squad
| Date | Player | From | To | Type |
|---|---|---|---|---|
| 29.06.2025 | K. Kostoulas | Rio Ave | Olympiakos Piraeus | Return from loan |
| 29.06.2025 | N. Athanasiou | Atromitos | Olympiakos Piraeus | Return from loan |
| 01.02.2025 | L. Palma | Celtic | Olympiakos Piraeus | Loan |
| 27.01.2025 | S. Onyemaechi | Boavista | Olympiakos Piraeus | Transfer |
| 27.01.2025 | André Horta | SC Braga | Olympiakos Piraeus | Loan |
| 04.01.2025 | N. Abbey | — | Olympiakos Piraeus | Back from Loan |
| 01.01.2025 | Pep Biel | — | Olympiakos Piraeus | Back from Loan |
| 19.10.2024 | T. Androutsos | — | Olympiakos Piraeus | Free |
| 28.09.2024 | Y. Yazıcı | Lille | Olympiakos Piraeus | Free |
| 04.09.2024 | Sérgio Oliveira | Galatasaray | Olympiakos Piraeus | Free |
| 02.09.2024 | Willian | Fulham | Olympiakos Piraeus | Free |
| 26.08.2024 | David Carmo | Nottingham Forest | Olympiakos Piraeus | Loan |
| 30.07.2024 | R. Yaremchuk | Club Brugge KV | Olympiakos Piraeus | € 3.5M |
| 29.07.2024 | K. Velde | Lech Poznan | Olympiakos Piraeus | € 4M |
| 20.07.2024 | L. Pirola | Salernitana | Olympiakos Piraeus | € 3M |
| 09.07.2024 | Costinha | Rio Ave | Olympiakos Piraeus | € 2.5M |
| 05.07.2024 | Dani García | Athletic Club | Olympiakos Piraeus | Free |
| 02.07.2024 | M. Stamenić | Nottingham Forest | Olympiakos Piraeus | Loan |
| 02.07.2024 | A. Anagnostopoulos | Kifisia | Olympiakos Piraeus | Free |
| 01.07.2024 | N. Gkotzamanidis | Panserraikos | Olympiakos Piraeus | N/A |
| 01.07.2024 | Pêpê Rodrigues | Pafos | Olympiakos Piraeus | N/A |
| 01.07.2024 | F. Kitsos | Volos NFC | Olympiakos Piraeus | N/A |
| 01.07.2024 | A. Camara | Atromitos | Olympiakos Piraeus | N/A |
| 01.07.2024 | O. Ba | Istanbul Basaksehir | Olympiakos Piraeus | N/A |
| 01.07.2024 | J. Holsgrove | Estoril | Olympiakos Piraeus | N/A |
| 01.07.2024 | Pep Biel | FC Augsburg | Olympiakos Piraeus | N/A |
| 31.01.2024 | Rúben Vezo | Levante | Olympiakos Piraeus | N/A |
| 31.01.2024 | Ramon | Espanyol | Olympiakos Piraeus | N/A |
| 31.01.2024 | Jovane Cabral | Sporting CP | Olympiakos Piraeus | Loan |
| 31.01.2024 | N. Botis | Inter | Olympiakos Piraeus | Free |
| 26.01.2024 | David Carmo | FC Porto | Olympiakos Piraeus | Loan |
| 25.01.2024 | N. Abbey | — | Olympiakos Piraeus | N/A |
| 20.01.2024 | André Horta | SC Braga | Olympiakos Piraeus | Loan |
| 20.01.2024 | Chiquinho | Benfica | Olympiakos Piraeus | € 1M |
| 02.01.2024 | Gelson Martins | Monaco | Olympiakos Piraeus | N/A |
| 01.01.2024 | Fran Navarro | FC Porto | Olympiakos Piraeus | Loan |
| 18.09.2023 | G. Biancone | Nottingham Forest | Olympiakos Piraeus | Free |
| 04.09.2023 | Daniel Podence | Wolves | Olympiakos Piraeus | Loan |
| 04.09.2023 | S. Jovetić | Hertha BSC | Olympiakos Piraeus | Free |
| 02.09.2023 | O. Solbakken | AS Roma | Olympiakos Piraeus | Loan |
| 28.08.2023 | F. Ortega | — | Olympiakos Piraeus | € 4.5M |
| 24.08.2023 | O. Richards | Nottingham Forest | Olympiakos Piraeus | Loan |
| 20.08.2023 | S. Hezze | — | Olympiakos Piraeus | € 4M |
| 19.08.2023 | I. Brnić | — | Olympiakos Piraeus | € 1.3M |
| 18.08.2023 | Gustavo Scarpa | Nottingham Forest | Olympiakos Piraeus | Loan |
| 06.08.2023 | A. El Kaabi | — | Olympiakos Piraeus | Free |
| 03.08.2023 | S. Alexandropoulos | Sporting CP | Olympiakos Piraeus | Loan |
| 02.08.2023 | J. Porozo | Estac Troyes | Olympiakos Piraeus | Loan |
| 25.07.2023 | N. Freire | — | Olympiakos Piraeus | Loan |
| 11.07.2023 | Quini | Granada CF | Olympiakos Piraeus | Free |