Tenable Holdings, Inc.
StreetZero Signal 76
About Tenable Holdings, Inc.
Tenable Holdings, Inc. is a public B2B SaaS company providing computer and network security solutions focused on vulnerability management and cybersecurity. Headquartered in Columbia, MD, United States, the company operates under the legal name Tenable Network Security, Inc. and maintains a website at www.tenable.com. It has completed seven funding rounds totaling $1.30B USD with investors including Accel and Insight Partners, and went public on the NYSE.
LATEST FUNDINGRule 144
$4.1B
Announced 2026-11-13
TOTAL RAISED1.30B USD
IN THE NEWS
EMPLOYEES—
FOUNDED2015
HQColumbia, MD, United States
Industry
Public Equity (NYSE)
Tags
B2BSaaSCybersecurityPublic
Key highlights
- Completed seven funding rounds totaling $1.30B USD prior to and after IPO.
- Series A of $50M from Accel Partners in 2012 and Series B of $250M led by Insight Partners in 2015.
- Public company on NYSE (TENB) with market capitalization around $4.4B.
- Provides cybersecurity services to U.S. Intelligence Community through In-Q-Tel partnership.
- Last major round was Post-IPO Debt of $725M in September 2026.
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