Illumio
PrivateLast Round
Series F
Jun 24, 2021
Est. Valuation
$2.75B
Total Funding Raised
$557M
Momentum
Top 25%
of companies Caplight tracks
Company Overview
Illumio is a cybersecurity company that provides a zero-trust segmentation platform designed to prevent the spread of ransomware and cyber breaches by containing lateral movement across hybrid and multi-cloud environments.
Sector
Cybersecurity
Verticals
Zero Trust, Cloud Security, Network Security, Endpoint Security, Threat Intelligence
Business Model
B2B
Customer Profile
Subscription SaaS, Services & Consulting
AI Layer
Application
Keywords
Price History
Caplight MarketPrice™ estimate for Illumio, published with a 90-day delay.
Caplight MarketPrice™
$2.36
per share, as of May 2026
-47.9%
2-year change
Caplight MarketPrice™ is an estimate of private secondary market pricing, shown here on a delayed basis for illustrative purposes only. It may be incomplete, is subject to change, and may not be relied upon for any purpose or considered investment advice.
Illumio Comparables
Compare Illumio with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| ColorTokens | 86% | |
| Zscaler | 82% | |
| IronPort Systems | 79% |
Illumio Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Series F | Jun 24, 2021 | ||||
| Series E | Feb 7, 2019 | ||||
| Series D | Jun 7, 2017 | ||||
| Series C | Apr 14, 2015 | ||||
| Series B | Sep 18, 2013 | ||||
Series A | Mar 1, 2013 |
Key People
Founding team and executive leadership
Illumio Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Andreessen Horowitz | Series C, Series D, Series B, Series A |
| Owl Rock Capital Group | Series F |
| Formation 8 | Series C, Series B |
| Hamilton Lane | Series F |
| Franklin Templeton India | Series F |
| Franklin Templeton | Series F |
| Blue Owl Capital | Series F |
Market signals
Structured signals derived from secondary market and firmographic data.
- May 14, 2026
Armis, Netskope, and FireMon named as key partners.
- May 14, 2026
U.S. Military and U.S. Air Force are now customers.
Recent news
Latest coverage and updates
- recognized_asAug 18, 2026
Illumio recognized as highest scores among all evaluated vendors in both the Current Offering and Strategy categories on Aug 18th '26.
- recognized_asAug 18, 2026
Illumio recognized as Customer Favorite" on Aug 18th '26.
- attends_eventAug 4, 2026
Illumio attends event TEISS dinner briefing.
Illumio 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 Illumio's valuation, stock price, and market status.
Is Illumio a public or private company?
Illumio is a private company.
What is the current stock price of Illumio?
Illumio is a private company with no public stock price. Caplight tracks Illumio's secondary market activity and provides MarketPrice™ estimates to Caplight users.
How much is Illumio worth (valuation)?
Illumio's valuation is estimated at $2.8B based on funding round data.
Can I buy Illumio stock?
Illumio 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 Illumio's last funding round?
Illumio's most recent funding round was Series F on June 24, 2021.
Who are the main investors in Illumio?
Key investors in Illumio include Andreessen Horowitz, General Catalyst, J.P. Morgan Asset Management, BlackRock, JPMorgan Chase & Co..
Will Illumio IPO soon?
No public IPO plans have been announced for Illumio.
How can I track Illumio secondary market activity?
Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor Illumio's secondary market activity and sign up for updates.