Elon Musk’s SpaceX Valued at $800 Billion, as It Prepares to Go Public

A sale of insider shares at $421 a share would make Mr. Musk’s rocket company the most valuable private company in the world, as it readies for a possible initial public offering next year.The SpaceX launchpad in South Texas in June 2024. The company said in a letter to employees on Friday that it could go public in 2026.