Career
Genoa
Born in Marseille, France to Italian parents, Ferretti started his career at native country for Genoa C.F.C. On 4 January 2012 Ferretti and Andrea Caracciolo were signed by Novara Calcio"s reserve team and first team in temporary deals respectively. Ferretti made his Campionato Nazionale Primavera debut in 2012-2013 season for Genoa"s reserve team
Milan
On 31 August 2012 he was signed by A.C. (before Christ) Milan, in a cashless swap with goalkeeper Antonio Donnarumma. Both players were valued for €1.8 million transfer fee.
Ferretti spent a season with the reserve team before he leaving Milan in temporary deals.
On 11 July 2013 he was signed by Benevento. In 2014 he was signed by SPAL. On 10 January 2015 he was signed by Matera. International career
He also played for the U19 team at 2013 Mediterranean Games.
However the team de facto a under-20 team in June 2013, as born 1994 was eliminated from the final round of 2012-2013 season and ineligible to 2013-2014 edition