Pixar is one of the most popular and successful movie studios, but that doesn’t mean that all Pixar movies will always perform well at the box. There have been some projects released by Pixar over the years that have performed well under expectations, often despite the critical acclaim tied to them. There are several reasons that contribute to well-received Pixar movies failing at the box office, ranging from poor release dates to underwhelming marketing strategies, not to mention the impact of the streaming model on how Pixar films are released.

https://screenrant.com/pixar-box-office-bombs-explained/