Elon Musk is floating a Tesla-SpaceX merger weeks before SpaceX's IPO. Between SolarCity, X, and xAI, this would be his 4th billion-dollar self-deal.

With SpaceX headed for the public markets next month, industry experts and people close to Elon Musk are speculating about a potential tie-up with Tesla.

Wall Street has speculated whether the world’s richest person will consider a tie-up for his two most valuable companies.