September 15, 2026
Lightmatter
Lightmatter, a rival to Ayar Labs, raised a $400 million Series D in 2024 at a $4.4 billion valuation led by T. Rowe Price.
- Round
- Series D
- Amount raised
- $400M
- Lead investor
- T. Rowe Price
- Industry
- Semiconductor
- Headquarters
- United States
- Employees
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- Website
- —
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