Panionios Athens (Super League 1): every transfer in and out, fees paid and earned, squad market value, €100k spent and €5.1m earned.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-08-21 | Panagiotis Moraitis | Panionios Athens | Teruel | Free |
| 2026-08-20 | Nikolaos Giannakopoulos | Panionios Athens | Karmiotissa | Free |
| 2026-08-13 | Miguel Tavares | Panathinaikos Athlitikos Omilos | Panionios Athens | Free |
| 2026-07-30 | Álex Craninx | IF Gnistan | Panionios Athens | Free |
| 2026-07-22 | Anthony Belmonte | Panionios Athens | BG Pathum United | Free |
| 2026-07-14 | Zisis Chatzistravos | Larissa | Panionios Athens | Free |
| 2026-07-02 | Player | Niki Volos | Panionios Athens | Free |
| 2026-07-01 | Savvas Mourgos | AE Larisa | Panionios | Free |
| 2026-07-01 | Georgios Manalis | Iraklis Thessaloniki | Panionios Athens | Free |
| 2026-07-01 | Filip Bainovic | OFI | Panionios Athens | Free |
| 2026-07-01 | Anthony Belmonte | Panionios Athens | BG Pathum United | Free |
| 2026-01-09 | Jorge Díaz | A.E. Kifisia | Panionios Athens | Free |
| 2025-09-12 | Georgios Okkas | Rio Ave | Panionios | Loan |
| 2025-09-12 | Georgios Okkas | Rio Ave FC | Panionios Athens | Loan |
| 2025-09-07 | Felipe Felicio | Panionios Athens | NK Domzale | Loan |
| 2025-09-04 | Anthony Belmonte | Iraklis Thessaloniki | Panionios Athens | Free |
| 2025-09-01 | Player | Larissa | Panionios Athens | Free |
| 2025-08-01 | Richard Jensen | Aberdeen FC | Panionios Athens | Free |
| 2025-07-23 | Player | Panionios Athens | Panegialios | Free |
| 2025-07-22 | Player | Panionios Athens | Marko | Free |