According to Mundo Deportivo, at the end of the season, Barcelona, in particular, may leave Neto, Samuel Yumtiti, Junior Firpo, Miralem Pjanic, Mateus Fernandez, Martin Brightwhite and Philippe Coutinho.
The Catalan club believes that such a restructuring of the composition will allow the team to fight for trophies next season.
After 36 rounds of Spanish Examples, Barcelona scored 76 points and took third place in the standings.
Earlier it was reported that Barcelona and Aguero agreed on the terms of the contract.