Side-by-side IPO readiness, funding history, and valuation comparison. Data sourced by TechStackIPO.
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Aerospace and space transportation company. S-1 CONFIRMED filed May 20, 2026 (CIK 0001181412). Roadshow starts June 8, 2026. IPO target June 18–30, 2026. $75B raise at $275B valuation — largest IPO in history. Lead underwriters: Morgan Stanley, Goldman Sachs, JPMorgan. 30% retail allocation. Government contracts: NASA, DoD, Space Force. Starlink: 10M+ subscribers, $10B+ revenue.
| Industry | Aerospace & Defense |
| Stage | Public |
| IPO Status | Public |
| Valuation | ~$2.59T |
| Total Funding | $11.9B |
| Headquarters | Starbase, TX |
Elon Musk AI company building Grok chatbot and Memphis supercomputer. $12B raised. Massive search volume for xAI IPO. Major AI chatbot player.
| Industry | Artificial Intelligence |
| Stage | Series D |
| IPO Status | Public |
| Valuation | $120.0B |
| Total Funding | $18B |
| Headquarters | Palo Alto, CA |
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SpaceX is valued at ~$2.59T. xAI is valued at $120.0B. Both figures are based on the most recent funding rounds tracked by TechStackIPO.
SpaceX reported 15500000000 revenue in 2025. xAI's revenue is not publicly disclosed. Revenue figures are sourced from TechStackIPO's company database and updated as new data becomes available.
SpaceX is currently already public. xAI is currently already public. Track both companies on TechStackIPO for S-1 filings, roadshow announcements, and IPO date updates.
SpaceX has raised $11.9B. xAI has raised $18B.
SpaceX operates in Aerospace & Defense, while xAI operates in Artificial Intelligence.
SpaceX is a Aerospace & Defense company valued at ~$2.59T with $11.9B raised. xAI is a Artificial Intelligence company valued at $120.0B with $18B raised. See TechStackIPO's full side-by-side comparison for IPO readiness scores, funding timelines, and investor access options.
Accredited investors can access pre-IPO shares in SpaceX and xAI through secondary market platforms, pre-IPO funds, and broker-dealer platforms that facilitate private company transactions. TechStackIPO's marketplace section tracks available access options for both companies. Pre-IPO investments carry higher risk and limited liquidity.