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Key Metrics
Recent changes
- Sep 10, 2026Sep 10, 2026Raised $875M Series C at a $5B valuation PR Newswire (company announcement)
- Sep 10, 2026Sep 10, 2026First reported valuation: $5B PR Newswire (company announcement)
- Sep 10, 2026Sep 10, 2026New investor: New Enterprise Associates (NEA) PR Newswire (company announcement)
- Sep 10, 2026Sep 10, 2026New investor: Valor Equity Partners PR Newswire (company announcement)
- Sep 10, 2026Sep 10, 2026New investor: Atreides Management PR Newswire (company announcement)
Earlier changes (3)
- Sep 10, 2026Sep 10, 2026Positron AI Raises $875M At $5B Valuation Pulse story
- May 12, 2026May 12, 2026Raised $233.9M SEC EDGAR Form D
- Feb 4, 2026Feb 4, 2026Raised $230M Series B at a $1B+ valuation StorageNewsletter
Funding History
3 events · sources dated per row| Date | Event | Amount | Valuation | Investors | Source |
|---|---|---|---|---|---|
| Sep 10, 2026 | Series C | $875M | $5B | New Enterprise Associates (NEA)LeadAtreides ManagementLeadValor Equity PartnersLeadAndra CapitalLeadSemiAnalysis CapitalJim Clark | PR Newswire (company announcement) |
| May 12, 2026 | funding round | $233.9M | — | SEC EDGAR Form D | |
| Feb 4, 2026 | Series B | $230M | $1B+ | ARENA Private WealthJump TradingUnless | StorageNewsletter |
Underlying values
| As of | Value | Method | Source |
|---|---|---|---|
| Sep 10, 2026 | $5B | Reported | PR Newswire (company announcement)Also reported by PR Newswire |
| Feb 4, 2026 | $1.06B | Reported | PR Newswire (company announcement) · disputed |
| Feb 4, 2026 | $1B+ | Reported | StorageNewsletter · disputedAlso reported by PR Newswire |
Investors
Latest Pulse
- Sep 30, 2026General Intuition Closes $220M At $6.2BGeneral Intuition closed a $220 million round at a $6.2 billion valuation, confirming the mark Pulse reported the company approaching earlier this month.→
- Sep 11, 2026September's Megadeals Already Top $8 BillionSix companies -- The Boring Company, Cognition, Positron AI, Mach Industries, Harvey, and Ayar Labs -- have absorbed more than $8 billion in the first ten days of September, almost all of it into physical AI infrastructure and applied AI.→
- Sep 11, 2026The AI Infrastructure Bill Is Coming DueBetween Microsoft's 38-gigawatt data-center plan, Nvidia's 2-gigawatt Australian buildout and a wave of double-digit-billion-dollar infrastructure rounds this week, 2026's AI capex cycle is starting to look like a bet nobody has fully underwritten.→
- Sep 10, 2026Positron AI Raises $875M At $5B ValuationAI inference-chip startup Positron AI raised $875 million at a $5 billion valuation, more than quadrupling its value in seven months as it races to tape out its memory-heavy Asimov chip on TSMC's N3P process.→
Coverage Timeline
newest firstAll Coverage
FUNDING
September's Megadeals Already Top $8 Billion
Six companies -- The Boring Company, Cognition, Positron AI, Mach Industries, Harvey, and Ayar Labs -- have absorbed more than $8 billion in the first ten days of September, almost all of it into physical AI infrastructure and applied AI.
BY THE NUMBERS
Positron AI Raises $875M At $5B Valuation
FUNDING$875M at $5B valuation
Positron AI Raises $875M At $5B Valuation
AI inference-chip startup Positron AI raised $875 million at a $5 billion valuation, more than quadrupling its value in seven months as it races to tape out its memory-heavy Asimov chip on TSMC's N3P process.
DEEP DIVE
Value Add Research
- AI & Technology · Sep 12, 2026Positron AI Valuation: $875M Series C at $5B, Up From $1.06B
- Market & Trends · Oct 14, 2026Most Active VC Firms September 2026: Valor Leads 8 Rounds
- Market & Trends · Oct 13, 2026September 2026's Biggest Startup Funding Rounds: $30.3B
- AI & Technology · Aug 17, 2026Groq's $3.5B Valuation Is Half Its 2025 Peak
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Positron AI FAQ
What is Positron AI's valuation?
Positron AI's valuation is $5B (As of Sep 10, 2026, PR Newswire (company announcement)).
Who are Positron AI's investors?
Positron AI's investors include Andra Capital, Atreides Management, New Enterprise Associates (NEA), Valor Equity Partners, NAVER Ventures (As of Sep 10, 2026).
Sources & methodologyshow
Where these figures come from
- PR Newswire (company announcement)primary source2 facts
- SEC EDGAR Form Dprimary source1 fact
- StorageNewsletterValue Add VC data1 fact
Figures are labelled Reported (a source states it), Estimated, Derived (computed from other facts) or Rumored (in talks / unconfirmed). Rumors never replace a confirmed figure. Each figure keeps its own as-of date; history is preserved rather than overwritten.