TENB
Tenable Holdings, Inc.Technology · $5.4B market cap
Verdict
We can't put a fair value on TENB right now. It has lost money in each of its last 3 years, and our valuation needs recent profits to project from.
Business quality
3 of 5 clear the 10% bar. What are the Big Five?
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Create a free accountInsider activity
Since Nov 2, 2026: no open-market purchases, 3 sales worth $2.0M and 1 other filing (stock awards, tax withholding and similar). Why purchases matter
Sales
SEAWELL A BROOKE
director · 2026-11-02
Sold
$731K
SEAWELL A BROOKE
director · 2026-11-02
Sold
$755K
Anschutz Barron
Owns 10%+ · 2026-11-02
Sold
$510K
Other filings
Questions about TENB
Are insiders buying TENB?
Since Nov 2, 2026: no open-market purchases, 3 sales worth $2.0M and 1 other filing (stock awards, tax withholding and similar).
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About Tenable Holdings, Inc.
Tenable Holdings, Inc. is a cybersecurity firm that specializes in providing comprehensive solutions to identify and manage an organization's exposure to cyber risks. Their services extend globally, catering to clients across the Americas, Europe, the Middle East, Africa, the Asia Pacific region, and Japan. The company offers a diverse suite of platforms and products: Tenable.io functions as a cloud-delivered Software-as-a-Service (SaaS), offering clients a risk-centric overview of both modern and traditional attack surfaces. Tenable.cs is a cloud-native application solution designed to automatically detect and correct misconfigurations within cloud infrastructure. Tenable.io WAS provides crucial scanning capabilities for contemporary web applications. Tenable.ep serves as a unified platform, enabling businesses to discover, evaluate, and precisely prioritize cyber threats across their entire digital landscape. In addition to its cloud offerings, Tenable also delivers on-premises solutions: Tenable.ad is specifically engineered to secure Active Directory environments. Tenable.ot focuses on protecting operational technology (OT) environments, such as industrial networks, by providing threat detection, mitigation, asset tracking, vulnerability management, and configuration control. Tenable.sc offers an on-site, risk-based view of an organization's IT, security, and compliance posture. Furthermore, Tenable includes its renowned Nessus vulnerability assessment tools: Nessus Professional is a robust solution adept at pinpointing security weaknesses, configuration flaws, and malware. Nessus Essentials provides a more streamlined version for vulnerability and configuration assessment, suitable for a limited number of assets. Established in 2002, Tenable Holdings, Inc. is headquartered in Columbia, Maryland.
Software - Infrastructure
Fair value and Payback Price are estimates from the company's reported financials, not investment advice. Prices as of Nov 4, 2026. How the Payback Price works