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.
- Jun 25, 2026
$46M raised with Gates Foundation and others
- Oct 2, 2025
$35.26M round led by European Innovation Council and Invest-NL.
Leyden Labs Filings
SEC and related filings with document metadata.
| Typed | Date | Amount Offered | Amount Sold | Filling | Pages | Download |
|---|---|---|---|---|---|---|
Mock Valuation | Sign Up to view | Mock Valuation | Sign Up to view | Mock Valuation | Sign Up to view | Mock Valuation |
Mock Valuation | Sign Up to view | Mock Valuation | Sign Up to view | Mock Valuation | Sign Up to view | Mock Valuation |
Mock Valuation | Sign Up to view | Mock Valuation | Sign Up to view | Mock Valuation | Sign Up to view | Mock Valuation |
Mock Valuation | Sign Up to view | Mock Valuation | Sign Up to view | Mock Valuation | Sign Up to view | Mock Valuation |
Frequently Asked Questions
Common questions about Leyden Labs's valuation, stock price, and market status.