Positron AI
PrivateLast Round
Series C
Sep 10, 2026
Est. Valuation
$5B
Total Funding Raised
$1.19B
Momentum
Top 1%
of companies Caplight tracks
Company Overview
Positron AI is a semiconductor company that develops and manufactures American-made inference hardware and energy-efficient compute systems for generative AI and large language models.
Sector
AI, Data & Cloud Infrastructure
Verticals
Semiconductors, Computing Hardware, AI Training Infrastructure
Business Model
B2B
Customer Profile
Hardware Sales, Government Contracts, Hardware + Subscription
AI Layer
Infrastructure
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Positron AI Comparables
Compare Positron AI with similar companies based on industry and business-model similarity.
Positron AI Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series C | Sep 10, 2026 | ||||
| Series B | Feb 4, 2026 | ||||
| Series A | Jul 28, 2025 | ||||
| Seed | Feb 11, 2025 |
Secondary Market Activity
Bids, offers, and trades by month
| Operation | Date | Price | Size | Share Class | Structure |
|---|---|---|---|---|---|
OFFER | |||||
OFFER | |||||
BID | |||||
TRADE |
Key People
Founding team and executive leadership
Positron AI Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Andra Capital | Series C |
| New Enterprise Associates | Series C |
| Atreides Management | Seed, Series B, Series A, Series C |
| 1517 Fund | Series C, Series B, Series A |
| Boardman Bay Capital Management | Series C |
| Oakseed Ventures | Pre Seed |
| Aloniq | Series A |
Market signals
Structured signals derived from secondary market and firmographic data.
- Sep 10, 2026
$875M round with participation from NEA and Cisco Investments.
- Aug 18, 2026
Grew 18% QoQ, from 76 to 90 employees.
Recent news
Latest coverage and updates
- has_valuationSep 11, 2026
Positron AI had valuation of $1B on Feb 1st '26.
- receives_financingSep 11, 2026
Positron AI received financing of $875M in Series C on Sep 10th '26.
- hiresSep 10, 2026
Positron AI hired Forest Baskett as board of directors on Sep 10th '26.
- hiresSep 10, 2026
Positron AI hired Dylan Patel as board of directors on Sep 10th '26.
- has_valuationSep 10, 2026
Positron AI had valuation of $5B on Sep 10th '26.
Positron AI 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 accessFrequently Asked Questions
Common questions about Positron AI's valuation, stock price, and market status.
Is Positron AI a public or private company?
Positron AI is a private company.
What is the current stock price of Positron AI?
Positron AI is a private company with no public stock price. Caplight tracks Positron AI's secondary market activity and provides MarketPrice™ estimates to Caplight users.
How much is Positron AI worth (valuation)?
Positron AI's valuation is estimated at $1.0B based on funding round data.
Can I buy Positron AI stock?
Positron AI 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 Positron AI's last funding round?
Positron AI's most recent funding round was Series B on February 4, 2026.
Who are the main investors in Positron AI?
Key investors in Positron AI include Atreides Management, DFJ Growth, Unless Management, Valor Equity Partners, Arena Private Wealth.
Will Positron AI IPO soon?
No public IPO plans have been announced for Positron AI.
How can I track Positron AI secondary market activity?
Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor Positron AI's secondary market activity and sign up for updates.