Onyx Bio
PrivateLast Round
Seed
Feb 26, 2026
Momentum
Top 25%
of companies Caplight tracks
Company Overview
Onyx Bio is a biotechnology company that builds a virtual immune system to accelerate and de-risk the development of precision medicines by integrating multiomics data with longitudinal patient records.
Sector
Healthcare & Life Sciences
Verticals
Biotechnology, Drug Discovery, Precision Medicine, Medical AI
Business Model
B2B
Customer Profile
Data as a Service, Services & Consulting
AI Layer
Application
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Onyx Bio Comparables
Compare Onyx Bio with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Scipher Medicine | 76% | |
| Immunai | 76% | |
| Insitro | 71% |
Onyx Bio Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Seed | Feb 26, 2026 |
Onyx Bio Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Refactor Capital | Seed |
| Haystack | Seed |
| Robot Ventures | Seed |
| Dimension Capital | Seed |
Market signals
Structured signals derived from secondary market and firmographic data.
- Jul 27, 2026
Grew 50% QoQ, from 6 to 9 employees.
- Jul 25, 2026
Monthly visitors increased 32% MoM.
Onyx Bio 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 Onyx Bio's valuation, stock price, and market status.
Is Onyx Bio a public or private company?
Onyx Bio is a private company.
What is the current stock price of Onyx Bio?
Onyx Bio is a private company with no public stock price. No recent secondary market data is available.
How much is Onyx Bio worth (valuation)?
Valuation information for Onyx Bio is not publicly available.
Can I buy Onyx Bio stock?
Onyx Bio 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 Onyx Bio's last funding round?
Onyx Bio's most recent funding round was Seed Round on February 26, 2026.
Who are the main investors in Onyx Bio?
Key investors in Onyx Bio include Khosla Ventures, First Round Capital.
Will Onyx Bio IPO soon?
No public IPO plans have been announced for Onyx Bio.
How can I track Onyx Bio secondary market activity?
Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor Onyx Bio's secondary market activity and sign up for updates.