Positron AI
Positron AI develops memory-focused hardware and software for large-language-model inference.
$875MSeries C
ParticipantCI
Cisco Investments
ciscoinvestments.com ↗Activity from announced rounds
Activity in this selectionUnited States · Oct 16, 2026 · Jul 19, 2026
Cisco Investments is Cisco’s corporate investment unit, backing technology businesses and supporting commercial partnerships.
Investment approach
The team works with portfolio companies alongside Cisco’s domain businesses and corporate-development organization. Its stated support includes customer access, sales and marketing relationships and portfolio-development expertise across a global technology network.
Activity recorded by RoundOS
RoundOS records include Positron AI’s inference hardware and software, Starcloud’s orbital data centres and Atom Computing’s neutral-atom quantum systems. WideField Security adds a recorded example in AI-agent identity and security.
These examples describe financings recorded in RoundOS, rather than the investor’s complete portfolio.
- Rounds participated in
- 2
- Confirmed lead rounds
- 0 1 roles undisclosed
- New companies
- 2 First participation on record · 0 follow-on
- Funding in participating rounds
- $1.1B 2 disclosed · full round size, not this investor’s share