SpaceX is accelerating toward an IPO, with recent reporting (BNN/Bloomberg, May 2026) indicating that the firm has reached the stage of preparing formal registration materials. Disclosures within these documents reveal Starship development costs exceeding $15 billion, a critical milestone that validates the scale of the company's capital commitment and its technical infrastructure ahead of a public listing. Watch for further leaks or official statements regarding the timeline for the SEC S-1 filing.