Rhonexum
PrivateLast Round
Grant
Jul 8, 2026
Total Funding Raised
$1.36M
Momentum
Top 25%
of companies Caplight tracks
Company Overview
Rhonexum is a deep tech company that develops specialized cryogenic integrated circuits and simulation tools to enable scalable quantum computing.
Sector
Frontier & Industrial Tech
Verticals
Quantum Computing, Semiconductors, Computing Hardware, Space Technology, Sensors
Business Model
B2B
Customer Profile
Hardware Sales, Services & Consulting
AI Layer
Non-AI
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Rhonexum Comparables
Compare Rhonexum with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| nOhm Devices, Inc. | 87% | |
| FrostByte | 87% | |
| SemiQon | 81% |
Rhonexum Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Grant | Jul 8, 2026 | ||||
| Pre Seed | Mar 18, 2026 | ||||
| Grant | Feb 13, 2026 | ||||
| Grant | Sep 14, 2025 |
Rhonexum Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Foundation for Technological Innovation | Grant, Pre Seed |
| Swiss National Science Foundation | Pre Seed |
| EPFL Startup Launchpad | Pre Seed |
| Venture Kick | Grant, Pre Seed |
| Ground State Ventures | Pre Seed |
Market signals
Structured signals derived from secondary market and firmographic data.
- Apr 27, 2026
Grew 100% QoQ from 3 to 6 employees.
- Mar 18, 2026
$1M raised in Pre Seed round.
Recent news
Latest coverage and updates
- receives_financingJul 8, 2026
Rhonexum received financing of $185K on Jul 8th '26.
- is_developingJul 8, 2026
Rhonexum is developing electronics that run at the ultra-low temperatures found inside quantum computers on Jul 8th '26.
Rhonexum 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 Rhonexum's valuation, stock price, and market status.
Is Rhonexum a public or private company?
Rhonexum is a private company.
What is the current stock price of Rhonexum?
Rhonexum is a private company with no public stock price. No recent secondary market data is available.
How much is Rhonexum worth (valuation)?
Valuation information for Rhonexum is not publicly available.
Can I buy Rhonexum stock?
Rhonexum 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 Rhonexum's last funding round?
Rhonexum's most recent funding round was Pre Seed on March 18, 2026.
Who are the main investors in Rhonexum?
Key investors in Rhonexum include Ground State Ventures.
Will Rhonexum IPO soon?
No public IPO plans have been announced for Rhonexum.
How can I track Rhonexum secondary market activity?
Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor Rhonexum's secondary market activity and sign up for updates.