Career history
Every club O. Koskinen has played for, most recent first.| Season | Date | Left | Joined | Fee |
|---|---|---|---|---|
| 2025 | – | – |
Finland U21
|
– |
| 23/24 | Jan 25, 2024 | 2024 - 2026 | Free | |
| 2022 - 2023 | – | – |
Finland U19
|
– |
| 2020 | – | – |
Finland U17
|
– |
| 2019 | – | – |
Honka U19
|
– |
| – | – | – | – |
Transfer summary
- Moves
- 1
- Clubs
- 3
- Free transfers
- 1
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