Periodic Labs key facts
as of Oct 2026- Operator of an AI-driven scientific research platform intended to create autonomous AI scientists and laboratories.
- Periodic Labs is valued at approximately $1.3B as of Oct 2026, set at its seed round, Sep 2025; nothing has traded since, per PrivateMarketView’s mark.
- It has raised $300.0M across 1 recorded rounds; the latest was Seed Round ($300.0M) in Sep 2025.
- Notable investors include Andreessen Horowitz, Accel, Khosla Ventures, Lightspeed Venture Partners, SV Angel — 33 tracked in total.
- 1 investment vehicle was formed to buy Periodic Labs shares in the last 12 months, reporting $4.7M sold to 7 investors, per SEC Form D filings.
- Status: Privately Held (backing).
Valued at $1.3B at its seed round, Sep 2025. Nothing has traded since.
- ·The complete investor list: 33 names
- ·Watch Periodic Labs: the Monday email on marks, rounds and moves
Periodic Labs funding rounds
1 roundsVehicles formed to buy Periodic Labs shares
secondary demand · SEC Form D filingsIn the last 12 months, 1 investment vehicle were formed to buy Periodic Labs shares, reporting $4.7M sold to 7 investors. Most recent filing May 2026.
Membership and data by Private Market View
Who backs Periodic Labs
33+Periodic Labs valuation
Periodic Labs was valued at $1.3 billion at its seed round in Sep 2025. That is the last priced event on record: no secondary trade or institutional fund mark has moved the figure since.
How much has Periodic Labs raised?
Periodic Labs has raised $300 million across 1 recorded round since 2025. The largest was a $300 million seed round in Sep 2025.
Institutional holders and vehicles
In the last 12 months, 1 investment vehicle was formed to buy Periodic Labs shares, reporting $4.7 million sold to 7 investors, per SEC Form D filings (most recent May 2026).
Periodic Labs investors
33 investors are on record for Periodic Labs, including Andreessen Horowitz, Accel, Khosla Ventures and Lightspeed Venture Partners. By type, the record holds 17 venture capital firms and 3 angel investors. The seed round in Sep 2025 drew 28 investors.
Comparable companies
Comparable other materials names by valuation on PrivateMarketView: Redwood Materials ($6 billion), Group14 Technologies ($3.3 billion) and Sila ($2 billion).
About Periodic Labs
Operator of an AI-driven scientific research platform intended to create autonomous AI scientists and laboratories. The company develops systems that generate new scientific knowledge by conducting physical experiments, producing high-quality data, and validating ideas against reality, enabling industries to discover materials, such as high-temperature superconductors, improved chip designs, and other breakthroughs in the physical sciences that can accelerate technological progress.
- Industry
- Other Materials
- Sector
- Information Technology
- HQ
- San Francisco, CA, United States
- Founded
- 2025
- Employees
- 48
- Website
- periodic.com/
- Ownership
- Privately Held (backing)
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