✦ AI AI Company Comparison

OpenAI vs Ursa Major — IPO & Funding Comparison

Side-by-side IPO readiness, funding history, and valuation comparison. Data sourced by TechStackIPO.

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Some data on this page may be outdated. We're verifying.
OpenAI: verified May 26, 2026. Data for Ursa Major last verified: May 23, 2026.
Metric OpenAI Ursa Major
Valuation$852B$600M
Total Funding$55.4B$522M
IPO StatusPre-IPOPrivate
SectorArtificial IntelligenceAerospace & Defense
StagePre-IPOSeries E
HeadquartersSan Francisco, CABerthoud, CO
CEOSam AltmanDan Jablonsky
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OpenAI

OpenAI is valued at $852B — the world's most valuable AI company, backed by $27B in funding. Track IPO readiness score, funding rounds, and timeline.

IndustryArtificial Intelligence
StagePre-IPO
IPO StatusPre-IPO
Valuation$852B
Total Funding$55.4B
HeadquartersSan Francisco, CA

Ursa Major

America's next-generation aerospace and defense propulsion company — building factory-manufactured rocket engines for hypersonics, solid rocket motors, and space mobility at industrial scale.

IndustryAerospace & Defense
StageSeries E
IPO StatusPrivate
Valuation$600M
Total Funding$522M
HeadquartersBerthoud, CO

Frequently Asked Questions

What are the valuations of OpenAI and Ursa Major? +

OpenAI is valued at $852B. Ursa Major is valued at $600M. Both valuations are based on the most recent private funding rounds tracked by TechStackIPO.

How much has each company raised? +

OpenAI has raised $55.4B. Ursa Major has raised $522M.

What is the IPO status of OpenAI and Ursa Major? +

OpenAI is currently pre-IPO. Ursa Major is currently private. Track both on TechStackIPO for S-1 filings and IPO announcements.

Are OpenAI and Ursa Major in the same sector? +

OpenAI operates in Artificial Intelligence, while Ursa Major operates in Aerospace & Defense.

What are the main differences between OpenAI and Ursa Major? +

OpenAI is a Artificial Intelligence company valued at $852B with $55.4B raised. Ursa Major is a Aerospace & Defense company valued at $600M with $522M raised. See TechStackIPO's full side-by-side comparison for IPO readiness scores, funding timelines, and investor data.

How can I invest in OpenAI or Ursa Major before their IPO? +

Accredited investors can access pre-IPO shares in OpenAI and Ursa Major 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.