Pellegrini made his professional debut for
Sassuolo in a 2–1
Coppa Italia loss to
Perugia on 4 December 2019. On 23 May 2020 he signed his first professional contract for Sassuolo. On 8 September 2020 he joined
Serie C club
Gubbio on loan. On 22 July 2021, he moved to
Pordenone in
Serie B on a season-long loan. On 13 July 2022, Pellegrini joined
Reggiana on loan. On 24 August 2023, Pellegrini moved on loan to
Vicenza, with an option to buy. On 3 August 2024, he joined
Feralpisalò on permanent basis. ==References==