Key facts
- Periodic Labs’s last known valuation is $1.3B (Sep 2025).
- 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).
- ·Post-money valuations for all 1 rounds
- ·The complete investor list — 33 names
- ·Watchlist + deal alerts for Periodic Labs
Funding rounds
1 roundsSecondary demand: investment vehicles
from 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. Vehicles like these are how secondary buyers pool demand for a name; a rising count is a demand signal.
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)
Periodic Labs doesn't have a composite mark yet — a PA Mark is published once enough pricing inputs exist (trade prints, fund marks, round prices). The rest of the record below builds toward it.
Recorded secondary trades
No secondary trades in Periodic Labs shares have been recorded yet. When a print lands — third-party, direct report, or platform — it appears here with structure, source, and price.
Institutional fund marks
No SEC-registered fund has reported a fair-value mark on Periodic Labs in its N-PORT filings yet. We sweep new filings monthly.