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 |
3D-printed rockets company. Major tech coverage. Multiple successful launches achieved. Relativity Space IPO searches as company approaches profitability.
| Industry | Aerospace & Defense |
| Stage | Series F |
| IPO Status | Pre-IPO |
| Valuation | $6.5B |
| Total Funding | $1.8B |
| Headquarters | Long Beach, CA |
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SpaceX is valued at ~$2.59T. Relativity Space is valued at $6.5B. Both figures are based on the most recent funding rounds tracked by TechStackIPO.
SpaceX reported 15500000000 revenue in 2025. Relativity Space's revenue is not publicly disclosed. Revenue figures are sourced from TechStackIPO's company database and updated as new data becomes available.
SpaceX filed an S-1 in June 2026 and is actively in the IPO pipeline. Relativity Space is currently pre-IPO. Track both companies on TechStackIPO for S-1 filings, roadshow announcements, and IPO date updates.
SpaceX has raised $11.9B. Relativity Space has raised $1.8B.
SpaceX operates in Aerospace & Defense, while Relativity Space operates in Aerospace & Defense.
SpaceX is a Aerospace & Defense company valued at ~$2.59T with $11.9B raised. Relativity Space is a Aerospace & Defense company valued at $6.5B with $1.8B 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 Relativity Space 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.