| Temporada | Equipo | Competición | PJ | G | A | Nota | ||
|---|---|---|---|---|---|---|---|---|
| 2025/2026 | Valladolid | LaLiga2 | 30 | 0 | 1 | 12 | 1 | 7.0 |
| 2024/2025 | APOEL | Cyprus League | 1 | 0 | 0 | 0 | 0 | 8.3 |
| 2024/2025 | Cadiz CF | LaLiga2 | 18 | 0 | 2 | 5 | 0 | 6.7 |
| 2023/2024 | Cadiz CF | LaLiga | 30 | 0 | 2 | 17 | 0 | 6.6 |
| 2022/2023 | Cadiz CF | LaLiga | 31 | 0 | 1 | 13 | 1 | 6.5 |
| 2021/2022 | Cadiz CF | LaLiga | 20 | 2 | 2 | 7 | 0 | 6.6 |
| 2020/2021 | Cadiz CF | LaLiga | 22 | 1 | 1 | 5 | 0 | 6.6 |
| 2019/2020 | Cadiz CF | LaLiga2 | 30 | 1 | 2 | 5 | 0 | 6.7 |
| 2018/2019 | Malaga | LaLiga2 | 11 | 0 | 0 | 4 | 0 | 6.8 |
| 2018/2019 | Getafe | LaLiga | 4 | 0 | 0 | 2 | 1 | 5.5 |
| 2017/2018 | Eibar | LaLiga | 22 | 1 | 3 | 5 | 0 | 6.7 |
| 2016/2017 | Alcorcon | LaLiga2 | 28 | 1 | 1 | 8 | 2 | 6.5 |
| Total | 247 | 6 | 15 | 83 | 5 | – | ||
| Fecha | Desde | Hacia | Tipo | |
|---|---|---|---|---|
| 07 sept 2025 | APOEL | Valladolid | Free agent | |
| 07 ene 2025 | Cadiz CF | APOEL | Transfer | |
| - | APOEL | Cadiz CF | Return from loan | |
| 01 ene 2025 | Cadiz CF | APOEL | Loan | |
| 08 abr 2020 | Getafe | Cadiz CF | Transfer | |
| - | Cadiz CF | Getafe | Return from loan | |
| - | Getafe | Cadiz CF | Loan | |
| - | Malaga | Getafe | Return from loan | |
| - | Getafe | Malaga | Loan | |
| - | Eibar | Getafe | Transfer | |
| 07 ene 2017 | Alcorcon | Eibar | Transfer | |
| - | Villarreal | Alcorcon | Free agent | |
| 07 ene 2015 | Atl. Madrid | Villarreal | Free agent |
I. Alejo career history shows progression across clubs and competitions, including club timeline, national team appearances and overall career totals.