Koi Security
PrivateLast Round
M&A
Feb 17, 2026
Est. Valuation
$400M
Total Funding Raised
$48M
Company Overview
Koi Security operates in Cybersecurity and is based in Washington D.C.. Its latest recorded funding round was a Series A round in September 2025.
Koi Security is a cybersecurity company that provides a platform to secure all software installs across endpoints, including packages, containers, extensions, and AI models.
Sector
Cybersecurity
Verticals
Endpoint Security, Application Security, Vulnerability Management
Business Model
B2B
Customer Profile
Subscription SaaS
AI Layer
Application
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Koi Security Comparables
Compare Koi Security with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| SentinelOne | 74% | |
| Akamai Technologies | 70% | |
| Grip | 70% |
For institutional investors. Book with your work email.
Koi Security Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| M&A | Feb 17, 2026 | ||||
| Series A | Sep 10, 2025 | ||||
| Seed | Dec 1, 2024 |
For institutional investors. Book with your work email.
Koi Security Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Team8 | Series A |
| Picture Capital | Series A, Seed |
| NFX | Series A, Seed |
| Battery Ventures | Series A |
| Cerca Partners | Series A, Seed |
Market signals
Structured signals derived from secondary market and firmographic data.
- May 14, 2026
Grew 37% QoQ, from 156 to 214 employees.
- Mar 25, 2026
Grew 95% QoQ, from 114 to 222 employees.
For institutional investors. Book with your work email.
Koi Security 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.
Book a demoFor institutional investors. Book with your work email.
Frequently Asked Questions
Common questions about Koi Security's valuation, stock price, and market status.
Is Koi Security a public or private company?
Koi Security is a private company.
What is the current stock price of Koi Security?
Koi Security is a private company, so its shares have no public market price. Caplight tracks Koi Security's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is Koi Security worth (valuation)?
Koi Security's valuation is estimated at $400.0M based on funding round data.
Can I buy Koi Security stock?
Koi Security shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was Koi Security's last funding round?
Koi Security's most recent funding round was M&A on February 17, 2026.
Who are the main investors in Koi Security?
Key investors in Koi Security include Team8, Picture Capital, NFX, Battery Ventures.
Will Koi Security IPO soon?
No public IPO plans have been announced for Koi Security.
How can I track Koi Security secondary market activity?
Caplight tracks bids, offers, and trades in Koi Security's shares on secondary markets.