In the Copa Paulista clash on July 25, 2026, Comercial defeated XV de Piracicaba with a final score of 2-0. The match took place at the Estadio Municipal Barao de Serra Negra, where the home team struggled to find their rhythm. Despite their efforts, XV de Piracicaba could not break through Comercial's defense, who executed their game plan effectively. With this victory, Comercial showcased their strength, marking a significant moment in the tournament.