Sepsi OSK Sf. Gheorghe (Superliga): every transfer in and out, fees paid and earned, squad market value, €625k spent and €3.2m earned.
| Date | Player | From | To | Fee |
|---|---|---|---|---|
| 2026-07-01 | Marius Coman | Sepsi OSK | UTA Arad | €60k |
| 2026-02-10 | Joeri de Kamps | Without Club | Sepsi OSK | — |
| 2026-01-16 | Dino Skorup | Sepsi OSK Sf. Gheorghe | Sloga Doboj | Loan |
| 2026-01-08 | Giovani Ghimfus | Sepsi OSK | Metaloglobus | Loan |
| 2025-08-20 | Marius Coman | Sepsi OSK | UTA Arad | Loan |
| 2025-08-08 | Sherif Kallaku | Sepsi OSK Sf. Gheorghe | Vllaznia Shkodër | Free |
| 2025-08-02 | Florin Ștefan | Sepsi OSK | Univ. Craiova | — |
| 2025-07-15 | Sota Mino | Sepsi OSK | UTA Arad | Free |
| 2025-07-03 | Joonas Tamm | Botev Plovdiv | Sepsi OSK | Free |
| 2025-07-01 | Sebastian Mailat | Sepsi OSK | FC Botosani | Free |
| 2025-06-27 | Matej Simic | Sepsi OSK Sf. Gheorghe | Torpedo Kutaisi | Free |
| 2025-04-17 | Gabriel Debeljuh | Sepsi OSK | Without Club | — |
| 2025-01-25 | Dino Skorup | Sloga Doboj | Sepsi OSK Sf. Gheorghe | €275k |
| 2025-01-22 | Denis Ciobotariu | Sepsi OSK | FC Rapid 1923 | €50k |
| 2025-01-20 | Isnik Alimi | Sepsi OSK Sf. Gheorghe | Dalian Yingbo | €400k |
| 2025-01-14 | Sebastian Mailat | Suwon Bluewings | Sepsi OSK | Free |
| 2025-01-07 | Márk Tamás | Neftchi | Sepsi OSK Sf. Gheorghe | Free |
| 2025-01-01 | Giovani Ghimfus | Concordia | Sepsi OSK | — |
| 2024-09-09 | Andres Dumitrescu | Slavia Praha | Sepsi OSK | Loan |
| 2024-09-08 | Omar El Sawy | FC Rapid 1923 | Sepsi OSK | Loan |