Prometheus
PrivateLast Round
Series B
Jun 11, 2026
Est. Valuation
$41B
Total Funding Raised
$18.2B
Momentum
Top 25%
of companies Caplight tracks
Company Overview
Prometheus is an artificial intelligence company that develops AI systems for physical economy applications, including engineering, manufacturing, aerospace, and robotics.
Sector
Frontier & Industrial Tech
Verticals
Smart Manufacturing, ML Platforms, Industrial Robotics, Defense Tech, Semiconductors
Business Model
B2B
Customer Profile
Services & Consulting, Government Contracts, Subscription SaaS
AI Layer
Foundation
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Prometheus Comparables
Compare Prometheus with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Generative Engineering | 84% | |
| Physical Intelligence | 79% | |
| Synera | 78% |
Prometheus Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series B | Jun 11, 2026 | ||||
| Series A | Nov 17, 2025 |
Secondary Market Activity
Bids, offers, and trades by month
| Operation | Date | Price | Size | Share Class | Structure |
|---|---|---|---|---|---|
OFFER | |||||
BID | |||||
BID |
Prometheus Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| DST Global | Series B |
| ARCH Venture Partners | Series B |
| ARCH Venture Partners | Series B |
| BlackRock | Series B |
| Goldman Sachs | Series B |
| JPMorgan Chase & Co. | Series B |
Market signals
Structured signals derived from secondary market and firmographic data.
- Mar 19, 2026
$10.0B round at $38.0B post-money valuation.
- Nov 17, 2025
$6.2B round raised.
Prometheus Filings
Explore SEC and related filing metadata, where available.
| Type | Date | Amount Offered | Amount Sold | Filing | Pages | Download |
|---|
Filing documents are not displayed on this public page. Request access to learn about available coverage.
Request accessAppears On
Curated lists and screens where this company is featured.
Frequently Asked Questions
Common questions about Prometheus's valuation, stock price, and market status.
Is Project Prometheus a public or private company?
Project Prometheus is a private company.
What is the current stock price of Project Prometheus?
Project Prometheus is a private company with no public stock price. No recent secondary market data is available.
How much is Project Prometheus worth (valuation)?
Project Prometheus's valuation is estimated at $41.0B based on funding round data.
Can I buy Project Prometheus stock?
Project Prometheus shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors. Visit https://www.caplight.com to learn more.
When was Project Prometheus's last funding round?
Project Prometheus's most recent funding round was Series B on June 11, 2026.
Who are the main investors in Project Prometheus?
Key investors in Project Prometheus include DST Global, ARCH Venture Partners, J.P. Morgan, BlackRock.
Will Project Prometheus IPO soon?
No public IPO plans have been announced for Project Prometheus.
How can I track Project Prometheus secondary market activity?
Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor Project Prometheus's secondary market activity and sign up for updates.