Athletic Club defeated Sevilla 2-0 in their LaLiga opener at San Mamés on August 17, 2025, with goals from Nico Williams and M. Sannadi.

Nico Williams converted a penalty in the 36th minute to give Athletic Club the lead. M. Sannadi doubled the advantage seven minutes later with a goal in the 43rd minute.

The match attracted an attendance of 49,134 at San Mamés. Athletic Club maintained their strong home form with this victory, while Sevilla extended their away struggles.