"clouds of sils maria" was selected to compete for the palme d'or in the main competition section at the 2014 cannes film festival on 23 may 2014, and also screened at the toronto international film festival and new york film festival. the film received positive reviews, with critics lauding the work as psychologically complex and praising the lead actresses' performances. it won the louis delluc prize for best film in december 2014, and received six césar award nominations. stewart received the césar award for best supporting actress in february 2015.