VulnCheck
PrivateLast Round
Series B
Feb 17, 2026
Total Funding Raised
$44.95M
Momentum
Top 50%
of companies Caplight tracks
Company Overview
VulnCheck operates in Cybersecurity and is based in Lexington, Massachusetts. Its latest recorded funding round was a Series B round in February 2026.
VulnCheck is a cybersecurity company that provides a cyber threat intelligence platform designed to help organizations predict and prioritize critical vulnerabilities.
Sector
Cybersecurity
Verticals
Vulnerability Management, Threat Intelligence, Application Security
Business Model
B2B
Customer Profile
Subscription SaaS, Data as a Service
AI Layer
Application
Historical Pricing
Historical view of private secondary pricing and transaction trends.
VulnCheck Comparables
Compare VulnCheck with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Mastercard | 78% | |
| Securin | 78% | |
| Nucleus Security | 75% |
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VulnCheck Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series B | Feb 17, 2026 | ||||
| Series A | Mar 18, 2025 | ||||
| Seed | Apr 19, 2024 |
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Key People
Founding team and executive leadership
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VulnCheck Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| National Grid Partners | Series B |
| Sorenson Ventures | Seed |
| Aviso Ventures | Seed |
| Lux Capital | Seed |
| Ten Eleven Ventures | Series B, Series A |
| Sorenson Capital | Series A, Series B, Seed |
| In-Q-Tel | Series A, Series B, Seed |
Market signals
Structured signals derived from secondary market and firmographic data.
- Feb 24, 2026
Will participate in S4x26, an industrial control systems security conference.
- Feb 17, 2026
$25M round completed.
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Recent news
Latest coverage and updates
- attends_eventOct 6, 2026
VulnCheck Inc. attends the ThreatCon1 conference in Virginia on Oct 6th '26, where former NSA Director Paul Nakasone discusses the agency's reported restructuring.
- expands_offices_inSep 6, 2026
On Sep 6th '26, VulnCheck Inc. expands its presence in Europe, the Middle East and Africa through a partnership with Rilian, where it has experienced 319% year-over-year growth and doubled its customer count.
- has_revenueSep 2, 2026
In 2025, VulnCheck Inc. generates $5.3M in revenue.
- recognized_asAug 11, 2026
On Aug 11th '26 in Massachusetts, VulnCheck Inc. announces that it ranks No. 478 on the 2026 Inc. 5000 list of America’s fastest-growing private companies, placing among the top 10% of honorees and the top 10 fastest-growing cybersecurity companies with 717% three-year revenue growth.
- recognized_asAug 11, 2026
Inc.'s 2026 Inc. 5000 ranks VulnCheck Inc. No. 478 among America's fastest-growing private companies, placing it in the top 10% of honorees in Massachusetts on Aug 11th '26.
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VulnCheck 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.
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Frequently Asked Questions
Common questions about VulnCheck's valuation, stock price, and market status.
Is VulnCheck a public or private company?
VulnCheck is a private company.
What is the current stock price of VulnCheck?
VulnCheck is a private company, so its shares have no public market price. Caplight tracks VulnCheck's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is VulnCheck worth (valuation)?
Valuation information for VulnCheck is not publicly available.
Can I buy VulnCheck stock?
VulnCheck shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was VulnCheck's last funding round?
VulnCheck's most recent funding round was Series B on February 17, 2026.
Who are the main investors in VulnCheck?
Key investors in VulnCheck include Sorenson Ventures, Ten Eleven Ventures, Sorenson Capital.
Will VulnCheck IPO soon?
No public IPO plans have been announced for VulnCheck.
How can I track VulnCheck secondary market activity?
Caplight tracks bids, offers, and trades in VulnCheck's shares on secondary markets.