Player Summary
M. Kostopec's club history lists 4 spells across 4 clubs.
Season goals0
Season assists0
Rating-
Transfer history
| Date | From | To | Terms |
|---|---|---|---|
| 2026-08-11 |  HNK Rijeka |  Karlovac 1919 | Loan |
| 2026-07-20 |  NK Lokomotiva Zagreb | HNK Rijeka | Free agent |
| 2026-07-19 | NK Lokomotiva Zagreb | HNK Rijeka | Free agent |
Club history
| Period | Team | Competition | Country |
|---|---|---|---|
| 2026-2027 | Karlovac 1919Current |  First NL |  Croatia |
| 2025-2026 |  FCSB U19 |  UEFA Youth League | World |
| 2025-2026 | NK Lokomotiva Zagreb |  HNL | Croatia |
| 2024-2026 |  Lokomotiva Zagreb U19 | UEFA Youth League | World |