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Illumio IPO

Illumio is a zero-trust cybersecurity company that prevents lateral movement of threats inside enterprise networks using microsegmentation. The technology contains breaches by controlling how workloads communicate across data centers and cloud environments. Illumio has raised over $550 million and is valued at around $2.75 billion.

No IPO AnnouncedUpdated April 2, 2026

Key Facts

IndustryCybersecurity
Founded2013
HeadquartersSunnyvale, CA
Employees~600
Websiteillumio.com
FundingSeries D at $2.75B valuation in 2021. Total raised: ~$345M

About Illumio

Illumio pioneered the concept of Zero Trust segmentation, providing software that creates secure micro-perimeters around critical applications and data regardless of where they reside. The company's platform uses adaptive security policies to control traffic between workloads in real-time, preventing the lateral movement of cyber threats across networks. Illumio's technology works across hybrid and multi-cloud environments, providing visibility and protection for both legacy systems and modern cloud-native applications.

The platform has gained significant traction among large enterprises and government agencies dealing with complex, distributed IT environments. Illumio's approach addresses the reality that traditional perimeter-based security is insufficient in today's interconnected world where threats often originate from inside the network. The company has built a strong presence in highly regulated industries including financial services, healthcare, and government, where data protection and compliance requirements are paramount.

IPO Status

Illumio has raised over $550 million and is valued at around $2.75 billion. The zero-trust cybersecurity company has not announced IPO plans. Illumio's microsegmentation technology is used to prevent lateral movement of threats in enterprise networks.

Competitors

Frequently Asked Questions

Does Illumio have a stock?

As of early 2026, Illumio has not announced any plans to go public. The company remains private with no confirmed IPO filing or timeline.

When is the Illumio IPO date?

There is no Illumio IPO date because the company has not announced plans to go public. An IPO could happen in the future, but no timeline has been shared.

How can I buy Illumio stock?

Illumio is currently a private company with no announced IPO. If the company does go public in the future, you'll be able to buy shares through any major brokerage.

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