Career as a player
| Period | Team | Country | Position | # | |
|---|---|---|---|---|---|
| 08/2024 - 06/2028 |  | Arsenal FC |  England | Midfield | 23 |
| 07/2018 - 08/2024 |  | Real Sociedad |  Spain | Midfield | 8 |
| 07/2017 - 07/2018 |  | Newcastle United | England | Midfield | 23 |
| 07/2016 - 07/2017 |  | Borussia Dortmund |  Germany | Midfield | 24 |
| 01/2015 - 06/2016 |  | CA Osasuna | Spain | Midfield | 8 |
| 07/2014 - 12/2014 | | CA Osasuna | Spain | Midfield | 32 |
| 07/2013 - 06/2014 |  | CA Osasuna B | Spain | Midfield | |
| 07/2012 - 06/2013 |  | CA Osasuna U19 | Spain | Midfield |
Club matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Champions League | 30 | 25 | 5 | 6 | 2.194 | 6 | - | 5 | 6 | - | - | » All matches |
| Europa League | 21 | 21 | - | 7 | 1.755 | 1 | - | 2 | 3 | - | - | » All matches |
| Bundesliga | 8 | 2 | 6 | - | 298 | - | - | - | 1 | - | - | » All matches |
| DFB-Pokal | 1 | - | 1 | - | 20 | - | - | - | - | - | - | » All matches |
| Premier League | 84 | 42 | 42 | 17 | 4.196 | 12 | - | 6 | 8 | 1 | - | » All matches |
| FA Cup | 3 | 3 | - | 2 | 244 | - | - | - | - | - | - | » All matches |
| League Cup | 8 | 6 | 2 | 2 | 560 | 1 | - | - | 1 | - | - | » All matches |
| Primera División | 190 | 172 | 18 | 42 | 15.258 | 20 | - | 22 | 46 | 1 | 1 | » All matches |
| Segunda División | 63 | 54 | 9 | 14 | 4.741 | 5 | - | - | 21 | - | 2 | » All matches |
| Copa del Rey | 23 | 18 | 5 | 4 | 1.708 | 4 | - | - | 4 | - | - | » All matches |
| Supercopa | 1 | 1 | - | - | 120 | - | - | - | - | - | - | » All matches |
| Primera Promotion | 4 | 4 | - | 1 | 354 | 3 | - | - | 1 | - | - | » All matches |
| Total | 436 | 348 | 88 | 95 | 31.448 | 52 | - | 35 | 91 | 2 | 3 |
International matches
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | World Cup | 8 | 1 | 7 | 1 | 200 | 2 | - | - | - | - | - | » All matches |
| WC Qualifiers Europe | 9 | 6 | 3 | 2 | 522 | 6 | - | 1 | 1 | - | - | » All matches |
| Friendlies | 5 | 1 | 4 | - | 218 | - | - | - | - | - | - | » All matches |
| Olympic Games | 5 | 5 | - | 5 | 351 | 1 | - | - | 1 | - | - | » All matches |
| EURO | 7 | 1 | 6 | - | 181 | 1 | - | - | - | - | - | » All matches |
| EURO Qualifiers | 6 | 5 | 1 | 4 | 375 | 1 | - | 1 | 1 | - | - | » All matches |
| Nations League A | 20 | 8 | 12 | 6 | 944 | 5 | - | 2 | 1 | - | - | » All matches |
| Total | 60 | 27 | 33 | 18 | 2.791 | 16 | - | - | 4 | - | - | ||
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
| U21 Friendlies | 4 | 4 | - | 3 | 296 | 3 | - | - | - | - | - | » All matches |
| U21 EURO | 7 | 2 | 5 | - | 261 | - | - | - | 2 | - | - | » All matches |
| U21 EURO Qualifiers | 9 | 9 | - | 1 | 809 | 1 | - | - | 1 | - | - | » All matches |
| Total | 20 | 15 | 5 | 4 | 1.366 | 4 | - | - | 3 | - | - | ||
| Competition | Matches | Start | In | Out | Min. | Scores | 11m | Ass | Yellow | Yellow-Red | Red | ||
| U19 Friendlies | 2 | 2 | - | - | 180 | - | - | - | 1 | - | - | » All matches |
| U19 EURO | 5 | 5 | - | 4 | 369 | 1 | - | - | 1 | - | - | » All matches |
| U19 EURO Qualifiers | 3 | 2 | 1 | 1 | 198 | - | - | - | - | - | - | » All matches |
| Total | 10 | 9 | 1 | 5 | 747 | 1 | - | - | 2 | - | - |