Here is the part of the SpaceX IPO story most coverage glossed over: Tesla (NASDAQ:TSLA) wrote a $2 billion check to xAI in January 2026, and weeks later that check effectively cleared into SpaceX. The $2 billion that quietly changed addresses According to the SpaceX S-1, in January 2026, Tesla entered into an agreement with ... Tesla’s $2 Billion xAI Bet Just Got Folded Into SpaceX: The Hidden Story Behind the IPO