Mauricio Pochettino, Ronald Koeman, Sadio Mane, Adam Lallana, Dejan Lovren, Nathaniel Clyne, Luke Shaw, Morgan Schneiderlin. The list goes on and on.
Yet despite selling more than £185m worth of players, and losing two managers and a chief executive in the past three years, Southampton remain upwardly mobile.
The Saints are in the top half of the Premier League, the last eight of the EFL Cup and in line to qualify for the knockout stages of the Europa League.
But how have they done it? How has a black box helped them? And how will they keep the momentum going?