| 1. Round | 14/07/2023 | Rapid Bucureşti | - | Sepsi OSK | 0:0 | ||||
| 10. Round | 24/09/2023 | Sepsi OSK | - | FCSB | 2:5 | ||||
| 11. Round | 30/09/2023 | Farul Constanța | - | Sepsi OSK | 2:1 | ||||
| 5. Round | 05/10/2023 | CFR Cluj | - | Sepsi OSK | 3:0 | ||||
| 13. Round | 23/10/2023 | Sepsi OSK | - | FC Botoşani | 5:2 | ||||
| 14. Round | 27/10/2023 | FC Voluntari | - | Sepsi OSK | 0:2 | ||||
| 15. Round | 04/11/2023 | Sepsi OSK | - | Petrolul Ploieşti | 0:0 |  |
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| 19. Round | 12/12/2023 | Oţelul Galaţi | - | Sepsi OSK | 2:3 | ||||
| 25. Round | 11/02/2024 | FCSB | - | Sepsi OSK | 1:0 | |
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| 26. Round | 19/02/2024 | Sepsi OSK | - | Farul Constanța | 0:1 | ||||
| 27. Round | 25/02/2024 | Sepsi OSK | - | Universitatea Cluj | 0:0 | |
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| 29. Round | 04/03/2024 | Sepsi OSK | - | FC Voluntari | 4:0 | ||||
| 30. Round | 08/03/2024 | Petrolul Ploieşti | - | Sepsi OSK | 1:2 |
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