Owlstone Medical
PrivateLast Round
Grant
Oct 6, 2025
Total Funding Raised
$151.85M
Momentum
Top 50%
of companies Caplight tracks
Company Overview
Owlstone Medical is a diagnostic equipment company that provides a Breath Biopsy platform for early disease detection and precision medicine.
Sector
Healthcare & Life Sciences
Verticals
Medical Devices, Drug Discovery, Clinical Trials, Precision Medicine, Biotechnology
Business Model
B2B
Customer Profile
Services & Consulting, Hardware Sales, Government Contracts, Hardware + Subscription
AI Layer
Application
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Owlstone Medical Comparables
Compare Owlstone Medical with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Breathomix | 77% | |
| Menssana Research Inc. | 77% | |
| Breathe BioMedical | 77% |
Owlstone Medical Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Grant | Oct 6, 2025 | ||||
| Corporate Funding | Mar 25, 2025 | ||||
| Series E | Jan 15, 2025 | ||||
| Corporate Funding | Apr 25, 2024 | ||||
| Grant | Apr 25, 2024 | ||||
Series D | Sep 7, 2021 |
Key People
Founding team and executive leadership
Owlstone Medical Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Horizons Ventures | Series E, Series D, Series C |
| Gates Family Foundation | Series E |
| Aviva Ventures | Series E, Series C, Series A |
| Gates Foundation | Series E, Corporate Funding |
| Aviva Ventures | Series A, Series E |
| Bill & Melinda Gates Foundation | Grant, Series E |
| Cystic Fibrosis Foundation | Corporate Funding |
Market signals
Structured signals derived from secondary market and firmographic data.
- Oct 7, 2025
POSEIDON program aims for low-cost cancer screening via breath biopsy, funded by ARPA-H grant.
- Oct 6, 2025
$49.1M grant received from ARPA-H.
Recent news
Latest coverage and updates
- partners_withSep 24, 2026
Owlstone Medical Ltd partners with Welbeck Group.
- receives_awardSep 24, 2026
Owlstone Medical Ltd receives award Award for Collaboration.
Owlstone Medical 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 Owlstone Medical's valuation, stock price, and market status.
Is Owlstone Medical a public or private company?
Owlstone Medical is a private company.
What is the current stock price of Owlstone Medical?
Owlstone Medical is a private company with no public stock price. No recent secondary market data is available.
How much is Owlstone Medical worth (valuation)?
Valuation information for Owlstone Medical is not publicly available.
Can I buy Owlstone Medical stock?
Owlstone Medical 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 Owlstone Medical's last funding round?
Owlstone Medical's most recent funding round was Series E on January 15, 2025.
Who are the main investors in Owlstone Medical?
Key investors in Owlstone Medical include Horizons Ventures, Aviva Ventures, Ventura Capital.
Will Owlstone Medical IPO soon?
No public IPO plans have been announced for Owlstone Medical.
How can I track Owlstone Medical secondary market activity?
Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor Owlstone Medical's secondary market activity and sign up for updates.