Lightmatter

AI · Photonic computing / interconnect · Growth · US

IPO expected S-1 filed; pricing pending

I want to sellI want to buy

Valuation

$4.4Bunverified mark

Deal Score

B70 / 100

Funding

$850M total raised since inception

Demand

High

IPO window

S-1 filed; pricing pending

Top-100 rank

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Valuations are as reported and not verified (this one: unverified mark). Deal Score (0-100, graded A+ to C) is Mindcap's own assessment; demand is our desk's read of buyer and seller interest (Emerging, Medium, High). Data as of August 2026. Not investment advice.