| Season | Team | Competition | MP | G | A | Rating | ||
|---|---|---|---|---|---|---|---|---|
| 2026 | Ilves | Liiga Cup | 5 | 0 | 2 | 0 | 0 | – |
| 2025 | Ilves | Suomen Cup | 1 | 0 | 0 | 0 | 0 | – |
| 2025 | Ilves | Liiga Cup | 6 | 0 | 1 | 0 | 0 | – |
| 2024 | Ilves | Suomen Cup | 1 | 0 | 0 | 0 | 0 | – |
| 2024 | Ilves | Liiga Cup | 4 | 1 | 0 | 0 | 0 | – |
| 2023 | HJK | Suomen Cup | 1 | 0 | 0 | 0 | 0 | – |
| 2022 | HJK | Suomen Cup | 2 | 1 | 0 | 0 | 0 | – |
| 2022 | HJK | Liiga Cup | 3 | 4 | 0 | 0 | 0 | – |
| 2021 | HJK | Suomen Cup | 6 | 5 | 0 | 0 | 0 | – |
| 2020 | HJK | Suomen Cup | 5 | 3 | 0 | 0 | 0 | – |
| 2019/2020 | St. Polten | OFB Cup | 1 | 0 | 0 | 0 | 0 | – |
| 2018/2019 | PAE Chania | Greek Cup | 4 | 3 | 0 | 0 | 0 | – |
| 2017/2018 | St. Polten | OFB Cup | 1 | 1 | 0 | 0 | 0 | – |
| 2016 | SJK | Suomen Cup | 5 | 5 | 0 | 0 | 0 | – |
| 2016 | SJK | Liiga Cup | 5 | 4 | 0 | 0 | 0 | – |
| 2013 | TPS | Liiga Cup | 2 | 2 | 0 | 0 | 0 | – |
| Total | 52 | 29 | 3 | 0 | 0 | – | ||
| Date | From | To | Type | |
|---|---|---|---|---|
| 01 Jan 2024 | HJK | Ilves | Free agent | |
| 01 Jan 2020 | St. Polten | HJK | Free agent | |
| - | PAE Chania | St. Polten | Return from loan | |
| - | St. Polten | PAE Chania | Loan | |
| 07 Jan 2017 | SJK | St. Polten | Transfer | |
| - | Paderborn | SJK | Return from loan | |
| 01 Oct 2017 | SJK | Paderborn | Loan | |
| 02 Aug 2016 | Haugesund | SJK | Transfer | |
| - | SJK | Haugesund | Return from loan | |
| - | Haugesund | SJK | Loan | |
| - | Honefoss | Haugesund | Transfer | |
| - | Cesena | Honefoss | Transfer | |
| - | TPS | Cesena | Return from loan | |
| 03 Jan 2013 | Cesena | TPS | Loan | |
| - | TPS | Cesena | Return from loan | |
| 09 Apr 2012 | Cesena | TPS | Loan | |
| - | Honefoss | Cesena | Return from loan | |
| 01 Jan 2012 | Cesena | Honefoss | Loan | |
| 12 Jan 2011 | TPS | Cesena | Return from loan | |
| 08 Jan 2011 | Cesena | TPS | Loan | |
| 01 Jan 2011 | TPS | Cesena | Transfer | |
| - | Viikingit | TPS | Return from loan | |
| 05 Jan 2010 | TPS | Viikingit | Loan |
R. Riski career history shows progression across clubs and competitions, including club timeline, national team appearances and overall career totals.