Saints also turned down a bid from Liverpool for Fontes defensive spouse Dejan Lovren on Friday as new manager Ronald Koeman attempts to conclude the summer exodus from St Marys.
Adam Lallana and Rickie Lambert have departed for Liverpool, and Manchester United have acquired left - back again Luke Shaw.
Saints - who also dropped their mentor Mauricio Pochettino to Tottenham - therefore have about 60 million in the financial institution and no require to market any of their remaining stars.
Govt director Les Reed reiterating that stance adhering to the 27million furthermore include -ons sale of Shaw.
" Even though we are sad to see Luke depart the club, we fought to assure that we received the right offer for a participant in whom we have invested a great deal of get the job done in excess of the past decade," he stated.
"This deal is a fantastic one particular for Southampton Soccer Club, and with any luck, sends a very clear concept to other golf equipment wishing to bid for our players.
"Luke's transfer cost will be reinvested into the staff as our new manager, Ronald Koeman, builds for the new time and for many years to appear."
Lovren and Fonte shaped a high-quality partnership in the coronary heart of the Saints defence very last year.
Fonte joined the club from Crystal Palace in 2010 for a price reportedly in the region of 800,000 and has since designed 173 league and cup appearances for Saints.
He does though only have 1 year left on his deal so Southampton need to come to a decision no matter whether to money in now or risk getting rid of him for practically nothing subsequent summer time.