Side-by-side IPO readiness, funding history, and valuation comparison. Data sourced by TechStackIPO.
Scores, valuations, and signals for Cerebras Systems, Lightmatter, and 370+ companies. 5-min read every Tuesday.
AI chip company building the world's largest processors. IPO date confirmed May 14, 2026 on Nasdaq (CBRS). $3.5B raise target. Revenue $510M (+76% YoY), profitable at $87.9M net income.
| Industry | Semiconductors |
| Stage | Pre-IPO |
| IPO Status | Private |
| Valuation | $26.6B |
| Total Funding | $3.4B |
| Headquarters | Sunnyvale, CA |
Photonic computing company building silicon photonics chips and interconnects for AI data centers. Series D ($400M, $4.4B valuation, Oct 2024). CEO Nick Harris called it "probably our last private funding round" — IPO timeline uncertain but expected post-2026.
| Industry | AI Infrastructure / Semiconductors |
| Stage | Series E |
| IPO Status | Private |
| Valuation | $4.4B |
| Total Funding | $850M |
| Headquarters | Mountain View, CA |
Cerebras Systems is valued at $26.6B. Lightmatter is valued at $4.4B. Both valuations are based on the most recent private funding rounds tracked by TechStackIPO.
Cerebras Systems has raised $3.4B. Lightmatter has raised $850M.
Cerebras Systems is currently private. Lightmatter is currently private. Track both on TechStackIPO for S-1 filings and IPO announcements.
Cerebras Systems operates in Semiconductors, while Lightmatter operates in AI Infrastructure / Semiconductors.
Cerebras Systems is a Semiconductors company valued at $26.6B with $3.4B raised. Lightmatter is a AI Infrastructure / Semiconductors company valued at $4.4B with $850M 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 Cerebras Systems and Lightmatter 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.