Cambium: $4.2B valuation, IPO Readiness 53, Series E. Filed S-1 with the SEC on May 2026 — IPO actively in progress. Track live on The IPO Stack.
AI-driven molecular design and manufacturing of novel polymers and composites for hypersonics, missile defense, space, and advanced aerospace applications [mdash] compressing material discovery from decades to months.
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Top companies most likely to IPO in 2026, ranked by IPO Readiness Score.
Track Cambium IPO timeline, funding rounds, investor activity, and valuation on TechStackIPO — the pre-IPO intelligence platform.
Cambium is already a public company.
Cambium is valued at $4.2B as of the most recent funding round. This valuation is based on its most recent private funding round tracked by TechStackIPO.
Cambium is already a public company. You can invest by purchasing shares on public stock exchanges.
Cambium scores 53/100 (Grade: D) on TechStackIPO's IPO Readiness Index. The score evaluates funding scale, valuation trajectory, funding momentum, stage progression, and company maturity. Scores above 70 indicate strong near-term IPO potential.
Yes — Cambium filed an S-1 registration statement with the SEC on May 15, 2026, indicating an active IPO process.
Cambium has raised $828M in total venture capital and private equity funding, with backing from 8VC.
Cambium's notable investors include 8VC. Full investor details, funding round history, and lead investor breakdowns are available on TechStackIPO.
Cambium is a Defense Technology company. AI-driven molecular design and manufacturing of novel polymers and composites for hypersonics, missile defense, space, a.