| Temporada | Equipo | Competición | PJ | G | A | Nota | ||
|---|---|---|---|---|---|---|---|---|
| 2025/2026 | Ponferradina | Primera RFEF - Group 1 | 3 | 0 | 0 | 0 | 0 | – |
| 2025/2026 | Botev Plovdiv | efbet League | 8 | 0 | 0 | 1 | 0 | 6.5 |
| 2024/2025 | Feirense | Liga Portugal 2 | 7 | 1 | 0 | 1 | 0 | 6.5 |
| 2023/2024 | Academico Viseu | Liga Portugal 2 | 22 | 0 | 0 | 0 | 0 | – |
| 2022/2023 | Moreirense | Liga Portugal 2 | 10 | 1 | 0 | 0 | 0 | – |
| 2021/2022 | Feirense | Liga Portugal 2 | 26 | 12 | 0 | 5 | 0 | – |
| 2020/2021 | Levski Sofia | Parva liga | 14 | 1 | 0 | 3 | 0 | – |
| 2019/2020 | Karvina | FORTUNA:LIGA | 11 | 0 | 0 | 3 | 0 | – |
| 2019/2020 | Feirense | LigaPro | 1 | 0 | 0 | 0 | 0 | – |
| 2018/2019 | Feirense | Primeira Liga | 12 | 1 | 0 | 1 | 0 | – |
| 2018/2019 | Botev Plovdiv | Parva liga | 18 | 6 | 0 | 3 | 0 | – |
| 2017/2018 | Botev Plovdiv | Parva liga | 26 | 15 | 0 | 4 | 0 | – |
| 2016/2017 | Montana | Parva liga | 23 | 7 | 0 | 5 | 0 | – |
| 2015/2016 | Beroe | A PFG | 18 | 1 | 0 | 3 | 0 | – |
| 2013/2014 | Levski Sofia | A PFG | 6 | 0 | 0 | 1 | 0 | – |
| Total | 205 | 45 | 0 | 30 | 0 | – | ||
| Fecha | Desde | Hacia | Tipo | |
|---|---|---|---|---|
| - | Botev Plovdiv | Ponferradina | Free agent | |
| 07 ene 2025 | Feirense | Botev Plovdiv | Free agent | |
| - | Academico Viseu | Feirense | Free agent | |
| - | Moreirense | Academico Viseu | Free agent | |
| 09 oct 2022 | Feirense | Moreirense | Free agent | |
| - | Levski Sofia | Feirense | Return from loan | |
| - | Feirense | Levski Sofia | Loan | |
| - | Karvina | Feirense | Return from loan | |
| - | Feirense | Karvina | Loan | |
| 01 abr 2019 | Botev Plovdiv | Feirense | Transfer | |
| - | Montana | Botev Plovdiv | Free agent | |
| - | Beroe | Montana | Free agent | |
| 07 ene 2015 | Ludogorets | Beroe | Free agent | |
| 07 feb 2014 | Levski Sofia | Ludogorets | Transfer |
S. Petkov career history shows progression across clubs and competitions, including club timeline, national team appearances and overall career totals.