# Positron AI

> Memory-first AI inference hardware and systems designed to serve models without depending on scarce HBM/CoWoS supply chains.

## Why it is interesting

Sep 10, 2026 $875M Series C/C-1 at $5B post-money more than quadrupled the February ~$1.06B mark in seven months — with Atlas already at OCI (50+ racks) and Asimov targeted for H2 2027 production on commodity LPDDR5X.

## Profile

- **Latest funding:** Series C / C-1 — $875M (September 2026)
- **Latest known valuation:** Not publicly disclosed
- **Total disclosed equity funding:** $1.1B
- **Stage:** growth
- **Status:** private
- **Industries:** N/A
- **Coverage:** full
- **Last updated:** 2026-09-11
- **Latest funding investors:** NEA, Atreides Management, Valor Equity Partners, Andra Capital, SemiAnalysis Capital, Jim Clark

## Key facts

- $875M Series C/C-1 at $5B post-money (Sep 10, 2026) — company PR
- Prior: ~$230M at ~$1.06B (Feb 2026, PitchBook via Reuters)
- Atlas: 50+ racks at Oracle Cloud Infrastructure; Asimov tapeout end-2026 / production H2 2027

## Funding history

- Series C / C-1 · $875M · September 2026
  Source: Https://www.prnewswire.com/news-releases/positron-ai-raises-875-million-at-a-5-billion-valuation-to-bring-its-next-generation-inference-silicon-to-market-302874601.html
- Prior · $230M · February 2026
  Source: Https://www.reuters.com/business/ai-chip-startup-positrons-valuation-skyrockets-latest-funding-round-2026-09-10/

## Related articles

- https://venturecapitaltracker.com/2026-positron-ai-875m-series-c-5b-nea
- https://venturecapitaltracker.com/2026-september-10-11-investment-news-boring-positron-mach

**By:** [Venture Capital Tracker](https://venturecapitaltracker.com/editorial-policy)
**Last updated:** September 11, 2026

**Editorial note:** AI tools assisted with research, structure, or drafting. Venture Capital Tracker retains human editorial responsibility for factual accuracy, relevance, and source quality before publication.

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Source: https://venturecapitaltracker.com/startup/positron-ai