✦ AI AI Company Comparison

OpenAI vs Vulcan Elements — 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Some data on this page may be outdated.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 Vulcan Elements last verified: May 23, 2026.
Metric OpenAI Vulcan Elements
Valuation$852B$250M
Total Funding$55.4B$1.585B
IPO StatusPre-IPOPre-IPO
SectorArtificial IntelligenceAdvanced Materials / Defense
StagePre-IPOSeries G
HeadquartersSan Francisco, CADurham, NC
CEOSam AltmanJohn Maslin
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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

Vulcan Elements

U.S. rare earth magnet manufacturer building a China-independent NdFeB supply chain for defense, EVs, AI data centers, and robotics.

IndustryAdvanced Materials / Defense
StageSeries G
IPO StatusPre-IPO
Valuation$250M
Total Funding$1.585B
HeadquartersDurham, NC

Frequently Asked Questions

What are the valuations of OpenAI and Vulcan Elements? +

OpenAI is valued at $852B. Vulcan Elements is valued at $250M. 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. Vulcan Elements has raised $1.585B.

What is the IPO status of OpenAI and Vulcan Elements? +

OpenAI is currently pre-IPO. Vulcan Elements is currently pre-IPO. Track both on TechStackIPO for S-1 filings and IPO announcements.

Are OpenAI and Vulcan Elements in the same sector? +

OpenAI operates in Artificial Intelligence, while Vulcan Elements operates in Advanced Materials / Defense.

What are the main differences between OpenAI and Vulcan Elements? +

OpenAI is a Artificial Intelligence company valued at $852B with $55.4B raised. Vulcan Elements is a Advanced Materials / Defense company valued at $250M with $1.585B 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 Vulcan Elements before their IPO? +

Accredited investors can access pre-IPO shares in OpenAI and Vulcan Elements 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.