Side-by-side IPO readiness, funding history, and valuation comparison. Data sourced by TechStackIPO.
Scores, valuations, and signals for Joby Aviation, SpaceX, and 370+ companies. 5-min read every Tuesday.
Electric air taxi company developing the first commercial eVTOL aircraft.
| Industry | Aerospace & Defense |
| Stage | Public |
| IPO Status | Public |
| Valuation | $5.5B |
| Total Funding | $4.1B |
| Headquarters | Santa Cruz, CA |
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 |
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Joby Aviation is valued at $5.5B. SpaceX is valued at ~$2.59T. Both figures are based on the most recent funding rounds tracked by TechStackIPO.
Joby Aviation's revenue is not publicly disclosed. SpaceX reported 15500000000 revenue in 2025. Revenue figures are sourced from TechStackIPO's company database and updated as new data becomes available.
Joby Aviation is currently already public. SpaceX filed an S-1 in June 2026 and is actively in the IPO pipeline. Track both companies on TechStackIPO for S-1 filings, roadshow announcements, and IPO date updates.
Joby Aviation has raised $4.1B. SpaceX has raised $11.9B.
Joby Aviation operates in Aerospace & Defense, while SpaceX operates in Aerospace & Defense.
Joby Aviation is a Aerospace & Defense company valued at $5.5B with $4.1B raised. SpaceX is a Aerospace & Defense company valued at ~$2.59T with $11.9B 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 Joby Aviation and SpaceX 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.