SpaceX's confidential SEC filing in early April 2026 has emerged as the dominant driver behind elevated trader sentiment for an IPO this year, signaling that the company is actively preparing financial disclosures ahead of a potential mid-2026 listing. Starlink's rapid user growth and recurring revenue now provide the core cash flow justification for targeting a $1.5–2 trillion valuation, while Elon Musk's emphasis on space-based AI infrastructure and reusable launch capabilities adds long-term upside that appeals to growth-focused investors. Competitive pressure from public space and satellite peers, combined with the need to fund ambitious multi-planetary projects, further supports the current timeline expectations. Key upcoming catalysts include the anticipated public release of the S-1 registration statement in the coming weeks and any formal roadshow announcements that could lock in a June or July listing window.