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Tenable Holdings

TENB

Market cap $3.32B

30.11 USD

-1.92

5.99%

At close Updated Sep 11, 4:00 PM EDT

Pre-market

After hours

30.25

+0.14

0.46%

1 day

-5.99%

5 days

-11.23%

1 month

-20.43%

3 months

12.06%

6 months

46.81%

Year to date

32.47%

1 year

-1.41%

5 years

-37.56%

10 years

-0.46%

About: Founded in 2002, Tenable is a cybersecurity company that began providing vulnerability management solutions under its Nessus software. In recent years, Tenable has expanded its portfolio to provide a broader range of exposure management modules. Solutions include cloud security and compliance, active directory management, operational technology security and advanced vulnerability analytics. The Maryland-based company went public in 2018.

Employees: 1,995

Technology Software - Infrastructure

News

Positive

Neutral

Negative

Sentiment 3-Months

Positive 48.8%

Neutral 51.2%

Negative 0%

Tenable Holdings, Inc. Announces Pricing of Upsized $725.0 Million Offering of Convertible Senior Notes

COLUMBIA, Md., Sept. 10, 2026 (GLOBE NEWSWIRE) -- Tenable Holdings, Inc. (Nasdaq: TENB) (“Tenable”), the exposure management company, announced today the pricing of $725.0 million aggregate principal amount of 0.25% Convertible Senior Notes due 2031 (the “notes”) in a private placement (the “offering”) only to persons reasonably believed to be “qualified institutional buyers” pursuant to Rule 144A under the Securities Act of 1933, as amended (the “Securities Act”). The offering was upsized from the previously announced offering size of $650.0 million aggregate principal amount of the notes. Tenable has also granted the initial purchasers of the notes an option to purchase, during a 13-day period beginning on, and including, the date on which the notes are first issued, up to an additional $75.0 million aggregate principal amount of the notes. The sale of the notes to the initial purchasers is expected to close on September 15, 2026, subject to customary closing conditions.

Tenable Holdings, Inc. Announces Pricing of Upsized $725.0 Million Offering of Convertible Senior Notes

Tenable Ranks #1 in Device Vulnerability and Exposure Management for Eighth Consecutive Year

Tenable credits market share leadership to continued platform innovation, including agentic AI advancements and demand for securing AI environments Tenable credits market share leadership to continued platform innovation, including agentic AI advancements and demand for securing AI environments

Tenable Ranks #1 in Device Vulnerability and Exposure Management for Eighth Consecutive Year

Tenable Holdings, Inc. Announces Proposed Private Placement of $650.0 Million of Convertible Senior Notes

COLUMBIA, Md., Sept. 10, 2026 (GLOBE NEWSWIRE) -- Tenable Holdings, Inc. (Nasdaq: TENB) (“Tenable”), the exposure management company, today announced that it intends to offer, subject to market conditions and other factors, $650.0 million aggregate principal amount of Convertible Senior Notes due 2031 (the “notes”) in a private placement (the “offering”) only to persons reasonably believed to be “qualified institutional buyers” pursuant to Rule 144A under the Securities Act of 1933, as amended (the “Securities Act”).

Tenable Holdings, Inc. Announces Proposed Private Placement of $650.0 Million of Convertible Senior Notes

Tenable to Bring Claude Mythos 5 into the Tenable One Exposure Management Platform

Access from Anthropic will power Tenable One Adversary View, helping security teams visualize attack paths and how to stop attacker progression Access from Anthropic will power Tenable One Adversary View, helping security teams visualize attack paths and how to stop attacker progression

Tenable to Bring Claude Mythos 5 into the Tenable One Exposure Management Platform

Tenable Uses OpenAI GPT Cyber Models to Help Defenders Inspect Community-Built AI Components

CyberAgents Exchange AI Inspector combines OpenAI GPT cyber models with Tenable security expertise to help teams evaluate AI agents, skills, MCP servers and multi-agent playbooks before deployment CyberAgents Exchange AI Inspector combines OpenAI GPT cyber models with Tenable security expertise to help teams evaluate AI agents, skills, MCP servers and multi-agent playbooks before deployment

Tenable Uses OpenAI GPT Cyber Models to Help Defenders Inspect Community-Built AI Components

Tenable Joins White House-Led Project Watershed to Bolster U.S. Water Systems Cybersecurity

Government and industry unite to address vulnerabilities amid growing cyber threats Government and industry unite to address vulnerabilities amid growing cyber threats

Tenable Joins White House-Led Project Watershed to Bolster U.S. Water Systems Cybersecurity

Zacks Investment Research

Here's Why Tenable (TENB) is a Strong Growth Stock

The Zacks Style Scores offers investors a way to easily find top-rated stocks based on their investing style. Here's why you should take advantage.

Here's Why Tenable (TENB) is a Strong Growth Stock

Zacks Investment Research

Why Is Tenable (TENB) Up 15.6% Since Last Earnings Report?

Tenable (TENB) reported earnings 30 days ago. What's next for the stock?

Why Is Tenable (TENB) Up 15.6% Since Last Earnings Report?

The Motley Fool

Why Tenable Stock Triumphed on Thursday

This will occur just before the start of trading next week. It's displacing an industrial company that is being acquired.

Why Tenable Stock Triumphed on Thursday

Tenable Holdings Set to Join S&P SmallCap 600

NEW YORK, Aug. 26, 2026 /PRNewswire/ -- Tenable Holdings Inc. (NASD: TENB) will replace Leggett & Platt Inc. (NYSE: LEG) in the S&P SmallCap 600 effective prior to the opening of trading on Monday, August 31. S&P MidCap 400 constituent Somnigroup International Inc. (NYSE: SGI) is acquiring Leggett & Platt in a deal expected to be completed soon, pending final closing conditions.

Tenable Holdings Set to Join S&P SmallCap 600

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