Synack
PrivateLast Round
Series D
May 28, 2020
Est. Valuation
$500M
Total Funding Raised
$107.25M
Momentum
Top 5%
of companies Caplight tracks
Company Overview
Synack is a cybersecurity company that offers a crowdsourced security platform for smart penetration testing, leveraging a network of skilled ethical hackers and AI technology to provide security teams with scalable and efficient assessments of their attack surfaces.
Sector
Cybersecurity
Verticals
Vulnerability Management, Application Security, Cloud Security
Business Model
B2B
Customer Profile
Subscription SaaS, Usage-Based SaaS
AI Layer
Application
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Synack Comparables
Compare Synack with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Cobalt | 91% | |
| Bugcrowd | 84% | |
| Horizon3.ai | 84% |
Synack Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series D | May 28, 2020 | ||||
| Series C | Apr 11, 2017 | ||||
| Series B | Feb 19, 2015 | ||||
| Series A | Apr 24, 2014 | ||||
| Seed | Aug 1, 2013 |
Key People
Founding team and executive leadership
Synack Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| GV | Series D, Series B, Series A, Series C |
| Greylock Partners | Series A, Series B, Seed |
| Hewlett Packard Pathfinder | Series D |
| B Capital Group | Series D |
| M12 - Microsoft's Venture Fund | Series D, Series C |
| Icon Ventures | Series D, Series B |
| Intel Capital | Series D |
Market signals
Structured signals derived from secondary market and firmographic data.
- Aug 21, 2026
Monthly visitors increased 47% MoM, reaching 96.3K.
- Jul 27, 2026
Monthly visitors increased 31% MoM.
Recent news
Latest coverage and updates
- receives_awardOct 8, 2026
Synack receives CyberSecurity Breakthrough’s “Agentic AI Security Solution of the Year” award in 2026 for combining agentic AI with human validation to identify, validate, and prioritize exploitable risk.
- integrates_withOct 5, 2026
A year after launching its integration with Qualys, Synack has expanded the partnership with broader platform support, more AI-led testing, and a shared presence at Qualys ROCon Americas 2026.
- recognized_asOct 2, 2026
G2 named Synack a Leader in its Fall ’26 Grid and Enterprise Grid Reports for Penetration Testing.
- recognized_asSep 30, 2026
On Sep 30th '26 in California, G2 recognized Synack as a Leader in both the G2 Grid Report for Penetration Testing and the G2 Enterprise Grid Report for Penetration Testing for Fall 2026, based on real user reviews.
- hiresSep 23, 2026
Synack hires Angela Heindl-Schober as Chief Marketing Officer to lead marketing, following senior marketing leadership roles at Vectra AI and HYCU.
Synack 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 Synack's valuation, stock price, and market status.
Is Synack a public or private company?
Synack is a private company.
What is the current stock price of Synack?
Synack is a private company, so its shares have no public market price. Caplight tracks Synack's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is Synack worth (valuation)?
Synack's valuation is estimated at $500.0M based on funding round data.
Can I buy Synack stock?
Synack shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was Synack's last funding round?
Synack's most recent funding round was Series D on May 28, 2020.
Who are the main investors in Synack?
Key investors in Synack include Greylock Partners, B Capital Group, M12 - Microsoft's Venture Fund, Icon Ventures, Wing Venture Capital.
Will Synack IPO soon?
No public IPO plans have been announced for Synack.
How can I track Synack secondary market activity?
Caplight tracks bids, offers, and trades in Synack's shares on secondary markets.