| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2006/2007 | La Liga | 8 | 87 | 1 | 0 | — | — |
| 2007/2008 | La Liga | 17 | 352 | 2 | 0 | 0.51 | — |
| 2008/2009 | La Liga | 11 | 180 | 0 | 0 | 0 | — |
| 2009/2010 | La Liga 2 (Spain) | 23 | — | 0 | 0 | — | — |
| 2010/2011 | La Liga 2 (Spain) | 39 | — | 8 | 0 | — | — |
| 2011/2012 | La Liga | 33 | 2353 | 4 | 3 | 0.27 | — |
| 2012/2013 | La Liga 2 (Spain) | 38 | 3334 | 5 | 0 | 0.13 | — |
| 2013/2014 | Ligue 1 | 32 | 2074 | 2 | 1 | 0.13 | 6.97 |
| 2014/2015 | Ligue 1 | 31 | 2125 | 4 | 3 | 0.3 | — |
| 2015/2016 | Ligue 1 | 34 | 2176 | 4 | 4 | 0.33 | 7.02 |
| 2016/2017 | Ligue 1 | 29 | 2322 | 2 | 5 | 0.27 | 7.11 |
| 2017/2018 | La Liga 2 (Spain) | 36 | 3034 | 12 | 6 | 0.53 | 7.06 |
| 2017/2018 | Segunda B - Group 1 | 12 | 1070 | 5 | 0 | 0.42 | — |
| 2018/2019 | La Liga | 26 | 1773 | 1 | 4 | 0.25 | 6.84 |
| 2019/2020 | La Liga 2 (Spain) | 37 | 2994 | 5 | 0 | 0.15 | 7.2 |
| 2020/2021 | La Liga 2 (Spain) | 42 | 2993 | 5 | 1 | 0.18 | 7.08 |
| 2021/2022 | La Liga | 32 | 2022 | 3 | 9 | 0.53 | 7.13 |
| 2022/2023 | La Liga | 34 | 2164 | 3 | 4 | 0.29 | 6.76 |
| 2023/2024 | La Liga | 31 | 1384 | 0 | 0 | 0 | 6.77 |
| 2024/2025 | La Liga | 19 | 494 | 1 | 0 | 0.18 | 6.69 |
| 2025/2026 | La Liga | 7 | 139 | 0 | 1 | 0.65 | 6.7 |
Domestic league competitions only (SportMonks sub_type='domestic'); national-team, continental and cup competitions are excluded. Classification resolved by league id against the canonical leagues index. G+A/90 computed from minutes actually played.
Figures computed from the GioScore season-stats database · as of 2026-07-25
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Girona | 22 | 9 | 4 | 9 | 7 | 1 | 7 | 0 |
 Real Betis | 18 | 5 | 6 | 7 | 1 | 2 | 3 | 0 |
 Celta de Vigo | 15 | 3 | 7 | 5 | 0 | 0 | 2 | 0 |
 Real Sociedad | 15 | 3 | 6 | 6 | 3 | 0 | 3 | 0 |
 Las Palmas | 14 | 4 | 4 | 6 | 3 | 0 | 8 | 1 |
 Villarreal | 14 | 2 | 3 | 9 | 0 | 0 | 2 | 0 |
 FC Barcelona | 13 | 3 | 3 | 7 | 0 | 1 | 5 | 0 |
 Mallorca | 13 | 5 | 2 | 6 | 2 | 1 | 2 | 0 |
 Real Madrid | 13 | 2 | 4 | 7 | 1 | 0 | 5 | 0 |
 Atlético Madrid | 13 | 1 | 2 | 10 | 0 | 0 | 1 | 0 |
 Getafe | 12 | 3 | 6 | 3 | 2 | 0 | 3 | 1 |
 Osasuna | 12 | 3 | 2 | 7 | 0 | 0 | 2 | 0 |
 Sevilla | 12 | 1 | 5 | 6 | 0 | 0 | 2 | 0 |
 Elche | 12 | 3 | 2 | 7 | 0 | 1 | 5 | 1 |
 Cádiz | 12 | 2 | 7 | 3 | 3 | 0 | 5 | 0 |
 Huesca | 11 | 5 | 2 | 4 | 2 | 0 | 1 | 0 |
 Espanyol | 11 | 6 | 1 | 4 | 1 | 0 | 5 | 0 |
 Athletic Club | 11 | 0 | 4 | 7 | 1 | 0 | 1 | 0 |
 Granada | 10 | 7 | 2 | 1 | 2 | 2 | 0 | 1 |
 Real Valladolid | 10 | 7 | 2 | 1 | 1 | 1 | 2 | 0 |
Oscar Trejo closed the 2025/2026 La Liga with 1 assist, without scoring, over 7 appearances (139 minutes) — 0.65 goal involvements per 90. Per-match rating over the season: 6.7.
2019/2020 stands as his highest-rated season (7.2, La Liga 2 (Spain)), with 2024/2025 the weakest (6.69). The recent curve points down: 0.3 below his prior career average across the last two rated seasons.
