Manchester United lost 0–2 away to Hull City in the Premier League opener. Red Devils goalkeeper Lammens made two saves, while both goals conceded came from attacks initiated by Hull City corners.

In this match, Lammens made two saves from shots inside the penalty area, prevented 0.28 goals, made 24 touches, completed 16 passes, including 11 accurate passes, with a pass completion rate of 69%, made two clearances, and came off his line once.

Lammens joined Manchester United from Antwerp on the transfer deadline day of September 1, 2025. He quickly established himself as the starting goalkeeper, enjoying an impressive debut season, making several crucial saves, and winning the Premier League Signing of the Season award.