According to the media, citing people familiar with the matter,AmazonAndFord MotorRivian Automotive Inc, a backed electric car start-up, is looking to go public as soon as September, with a valuation of about $50 billion or more.

The timing and potential valuation of the IPO could change, and the listing could be later this year or 2022, according to people familiar with the matter. People familiar with the matter spoke on condition of anonymity because they talked about undisclosed information. Rivian has been communicating with bankers about the plans, according to one of the people familiar with the matter.

A representative for Rivian declined to comment.