SpaceX Amends IPO S-1 — Warns of 'Significant' Future Equity Issuance; Tesla Merger Speculation Intensifies 3 Days Before Roadshow

SpaceX filed an amendment to its S-1 IPO registration statement on June 1, 2026 — three days before the management roadshow begins (June 4–8) — adding language warning investors that it may issue 'significant equity' in 'future transactions.' The amendment, first reported by TechCrunch, adds the risk factor to the SEC filing. Industry analysts immediately interpreted the language as a signal of a potential future merger between SpaceX and Tesla, building on the company's February 2026 merger with xAI (valued at approximately $1.25 trillion combined) and the earlier $60B Cursor AI acquisition option (April 23). Musk maintains approximately 79–85% voting control of SpaceX through dual-class Class B shares (10 votes each) and approximately 42% economic equity, giving him effective unilateral authority over future equity transactions. The IPO targets raising approximately $75 billion on Nasdaq (ticker: SPCX) at an implied $1.75–$2 trillion valuation — potentially the largest IPO in history, surpassing Saudi Aramco's 2019 record. Pricing is scheduled for June 11 with trading to begin June 12. The equity issuance warning adds a material disclosure that institutional investors are expected to scrutinize during the week-long roadshow meetings. Tesla shareholders have separately speculated that a merger with SpaceX would push Tesla's market cap above $1 trillion.