Leyden Labs
PrivateLast Round
VC Round
Jun 25, 2026
Total Funding Raised
$349.97M
Momentum
Top 5%
of companies Caplight tracks
Company Overview
Leyden Labs is a biotechnology company that develops intranasal products aimed at liberating humanity from respiratory viruses by providing broad-spectrum protection against multiple viral strains simultaneously.
Sector
Healthcare & Life Sciences
Verticals
Biotechnology, Drug Discovery, Clinical Trials
Business Model
B2B
Customer Profile
Services & Consulting
AI Layer
Non-AI
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Leyden Labs Comparables
Compare Leyden Labs with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| NorthLinks Bio | 85% | |
| Blue Lake Biotechnology, Inc. | 83% | |
| InvisiShield Technologies | 82% |
Leyden Labs Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| VC Round | Jun 25, 2026 | ||||
| VC Round | Oct 2, 2025 | ||||
| Debt | Jun 3, 2025 | ||||
| VC Round | Jan 9, 2025 | ||||
| Series B | Jan 25, 2022 | ||||
Series A | Mar 25, 2021 |
Key People
Founding team and executive leadership
Leyden Labs Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| SoftBank Investment Advisers | Series B, VC Round |
| European Innovation Council Fund | VC Round |
| GV | VC Round, Series B, Series A |
| Invest-NL | VC Round |
| F-Prime Capital | Series A, Series B, VC Round |
| ClavystBio | VC Round |
| SoftBank Group | Series B, VC Round |
Market signals
Structured signals derived from secondary market and firmographic data.
- Aug 21, 2026
Monthly visitors grew 307% MoM, reaching 2.3K.
- Jun 25, 2026
$46M raised with Gates Foundation and others
Recent news
Latest coverage and updates
- hiresSep 9, 2026
Leyden Labs hires Susan Sobolov as CTO.
- acquiresSep 9, 2026
Leyden Labs acquired RIGImmune Inc. on Jan 1st '26.
Leyden Labs 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 Leyden Labs's valuation, stock price, and market status.
Is Leyden Labs a public or private company?
Leyden Labs is a private company.
What is the current stock price of Leyden Labs?
Leyden Labs is a private company with no public stock price. No recent secondary market data is available.
How much is Leyden Labs worth (valuation)?
Valuation information for Leyden Labs is not publicly available.
Can I buy Leyden Labs stock?
Leyden Labs 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 Leyden Labs's last funding round?
Leyden Labs's most recent funding round was Early Funding on June 25, 2026.
Who are the main investors in Leyden Labs?
Key investors in Leyden Labs include European Innovation Council, GV, Invest-NL, ClavystBio, European Investment Bank Group.
Will Leyden Labs IPO soon?
No public IPO plans have been announced for Leyden Labs.
How can I track Leyden Labs secondary market activity?
Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor Leyden Labs's secondary market activity and sign up for updates.