3. Jannik Vestergaard (Borussia Monchengladbach to Southampton for £22.5m)
Southampton paid more than £22m for Vestergaard and immediately thrust him into the starting lineup this season. The centre-back would go on to make six Premier League appearances before being dropped from the starting eleven.
— Eurosport UK (@Eurosport_UK) July 13, 2018
Vestergaard has been benched and unused substitute through the months of November and December but got back his first-team place with the appointment of Ralph Hasenhuttl as new Saints’ manager.