Original sentence: At the end of 2015, the release date was changed to December 21, and two years later, moved up one week.In April 2015, Sony had made its first official announcement that a new animated Spider-Man film was in development, scheduling release for July 20, 2018.Sony Pictures Releasing's Columbia Pictures label released Spider-Man: Into the Spider-Verse on December 14, 2018.Sony premiered the film at the Regency Village Theater in Los Angeles on December 1, 2018, and included a tribute to Stan Lee and Steve Ditko
Edited sentence: Spider-Man: Into the Spider-Verse was released on December 14, 2018 by Sony Pictures Releasing under its Columbia Pictures label.The film premiered at the Regency Village Theater in Los Angeles on December 1, 2018, and featured a tribute to Stan Lee and Steve Ditko.The film was later moved up a week to its final release date.The film was originally scheduled to be released on July 20 of that year, but Sony Pictures pushed the date back to December 21