Side-by-side IPO readiness, funding history, and valuation comparison. Data sourced by TechStackIPO.
Scores, valuations, and signals for Rivian, SpaceX, and 370+ companies. 5-min read every Tuesday.
Electric adventure vehicle maker producing R1T pickup truck, R1S SUV, and Amazon delivery vans.
| Industry | Transportation Technology |
| Stage | Public |
| IPO Status | Public |
| Valuation | $12B |
| Total Funding | $18.5B |
| Headquarters | Irvine, CA |
Aerospace and defense company with proprietary reusable rocket technology. Confidential S-1 filed April 1, 2026 targeting June 2026 Nasdaq IPO at $1.75T valuation. $18.67B 2025 revenue, $20B projected 2026, $14B EBITDA. Government contracts with NASA and DoD.
| Industry | Aerospace & Defense |
| Stage | Pre-IPO |
| IPO Status | Private |
| Valuation | $1.75T |
| Total Funding | $11.9B |
| Headquarters | Hawthorne, CA |
Rivian is valued at $12B. SpaceX is valued at $1.75T. Both valuations are based on the most recent private funding rounds tracked by TechStackIPO.
Rivian has raised $18.5B. SpaceX has raised $11.9B.
Rivian is currently already public. SpaceX is currently private. Track both on TechStackIPO for S-1 filings and IPO announcements.
Rivian operates in Transportation Technology, while SpaceX operates in Aerospace & Defense.
Rivian is a Transportation Technology company valued at $12B with $18.5B raised. SpaceX is a Aerospace & Defense company valued at $1.75T with $11.9B raised. See TechStackIPO's full side-by-side comparison for IPO readiness scores, funding timelines, and investor data.
Accredited investors can access pre-IPO shares in Rivian 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.