✦ AI AI Company Comparison

Birkenstock vs OpenAI — IPO & Funding Comparison

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

● Data current Last verified: Jun 30, 2026
Metric Birkenstock OpenAI
Valuation~$8.6B$920.0B
Total FundingPrivate equity-backed (L Catterton)$65.4B
IPO StatusPublicPrivate
SectorConsumer GoodsArtificial Intelligence
StagePublicPre-IPO
HeadquartersLinz am Rhein, GermanySan Francisco, CA
CEOOliver ReichertSam Altman
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Birkenstock

German footwear brand known for its cork-footbed sandals, IPO'd on NYSE in October 2023.

IndustryConsumer Goods
StagePublic
IPO StatusPublic
Valuation~$8.6B
Total FundingPrivate equity-backed (L Catterton)
HeadquartersLinz am Rhein, Germany

OpenAI

OpenAI is valued at $920B — the world's most valuable AI company, backed by over $65B in funding. The company recently restructured as a Public Benefit Corporation to support its mission of developing safe AGI.

IndustryArtificial Intelligence
StagePre-IPO
IPO StatusPrivate
Valuation$920.0B
Total Funding$65.4B
HeadquartersSan Francisco, CA

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Frequently Asked Questions

What are the valuations of Birkenstock and OpenAI? +

Birkenstock is valued at ~$8.6B. OpenAI is valued at $920.0B. Both valuations are based on the most recent private funding rounds tracked by TechStackIPO.

How much has each company raised? +

Birkenstock has raised Private equity-backed (L Catterton). OpenAI has raised $65.4B.

What is the IPO status of Birkenstock and OpenAI? +

Birkenstock is currently already public. OpenAI is currently private. Track both on TechStackIPO for S-1 filings and IPO announcements.

Are Birkenstock and OpenAI in the same sector? +

Birkenstock operates in Consumer Goods, while OpenAI operates in Artificial Intelligence.

What are the main differences between Birkenstock and OpenAI? +

Birkenstock is a Consumer Goods company valued at ~$8.6B with Private equity-backed (L Catterton) raised. OpenAI is a Artificial Intelligence company valued at $920.0B with $65.4B raised. See TechStackIPO's full side-by-side comparison for IPO readiness scores, funding timelines, and investor data.

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

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