Welcome to our dedicated page for Tenable Holdings SEC filings (Ticker: TENB), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
This page provides access to U.S. Securities and Exchange Commission (SEC) filings for Tenable Holdings, Inc. (NASDAQ: TENB), a cybersecurity company focused on exposure management. Through these regulatory documents, investors and analysts can review how Tenable reports its financial performance, material events and governance matters related to its AI-powered exposure management platform and associated cybersecurity offerings.
Tenable uses periodic SEC filings to disclose revenue trends, operating margins, cash flow metrics, share repurchase activity and other financial details. For example, Form 8-K filings have been used to furnish quarterly financial results, including discussions of demand for the Tenable One Exposure Management Platform and explanations of non-GAAP measures such as calculated current billings, non-GAAP income from operations, non-GAAP net income, free cash flow and unlevered free cash flow. These filings also describe why management relies on these metrics and provide reconciliations to comparable GAAP measures.
In addition to results of operations, Tenable’s SEC filings cover corporate developments such as leadership changes and compensation arrangements. A Form 8-K, for instance, has detailed the appointment of a new Chief Financial Officer and principal financial officer, including key terms of the executive’s employment agreement, severance protections and equity awards, as well as related governance disclosures. Other filings may address changes to share repurchase programs or other board-authorized actions that can affect capital allocation.
On this SEC filings page, users can review Tenable’s current and historical reports, including annual reports on Form 10-K, quarterly reports on Form 10-Q and current reports on Form 8-K, as they become available through EDGAR. Stock Titan enhances access to these documents with AI-powered summaries that explain the main points of lengthy filings, highlight significant changes from prior periods and surface items such as risk factor updates, exposure management commentary and key financial metrics. The platform also makes it easier to locate information on topics like non-GAAP financial measures, executive compensation terms and board-approved programs without reading every line of each filing.
Tenable Holdings is asking stockholders to vote at its May 13, 2026 virtual annual meeting on four items: electing three directors, ratifying Ernst & Young as auditor for 2026, approving executive pay on an advisory basis, and choosing how often to hold future pay votes.
The proxy also highlights 2025 performance, including revenue of $999.4 million, up 11% year-over-year, and calculated current billings of $1.049 billion, up 8%. Non-GAAP operating margin reached 21.9%, with unlevered free cash flow of $277.0 million, a 16.5% increase.
Tenable reports a 2025 GAAP net loss of $36.1 million (loss per share of $0.30) but non-GAAP net income of $194.4 million and non-GAAP diluted EPS of $1.59. The company repurchased 7.9 million shares for $247.5 million in 2025 and has authorization for up to $550 million in buybacks in total.
The Vanguard Group filed Amendment No. 5 to Schedule 13G reporting that it holds 0 shares of Tenable Holdings Inc. and beneficial ownership of 0% of the class. The filing explains an internal realignment effective January 12, 2026, that caused separate reporting by certain Vanguard subsidiaries.
The filing is signed by Ashley Grim, Head of Global Fund Administration, dated 03/27/2026, and states that Vanguard and its managed accounts retain the right to receive dividends or sale proceeds for reported securities.
Anschutz Barron reported acquisition or exercise transactions in this Form 4 filing.
Tenable Holdings, Inc. reported that Chief Accounting Officer Barron Anschutz received a grant of 92,879 restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Tenable common stock.
According to the award terms, 25% of the RSUs vest on February 22, 2027, with the remaining units vesting in equal quarterly installments over three years, contingent on continued service and subject to possible accelerated vesting in specified circumstances. Following this grant, Anschutz directly holds 69,794 shares of common stock and the newly granted RSUs.
Brown Matthew Charles reported acquisition or exercise transactions in this Form 4 filing.
Tenable Holdings, Inc. Chief Financial Officer Matthew Charles Brown reported an equity grant of 141,898 restricted stock units (RSUs). Each RSU represents a contingent right to receive one share of Tenable common stock. The award was reported at a per-unit price of $0.00, reflecting a compensatory grant rather than a market purchase.
According to the vesting terms, 25% of the shares underlying the RSUs vest on February 22, 2027, with the remaining units vesting in equal quarterly installments over three years, subject to his continued service and potential accelerated vesting in specified circumstances. Following the reported transactions, Brown directly holds 18,541 shares of Tenable common stock, separate from the unvested RSUs.
Tenable Holdings Co-Chief Executive Officer Stephen A. Vintz reported equity compensation changes and related tax withholding. He received a grant of 341,847 Restricted Stock Units (RSUs), each representing one future share of common stock, at no purchase price. Separately, 24,381 Performance RSUs granted in February 2025 were certified at a 97.2% payout, resulting in 25% of the award vesting on February 25, 2026 and the remainder scheduled to vest in equal quarterly installments over three years, subject to continued service and potential accelerated vesting in specified circumstances. The vested performance units converted into 24,381 shares of common stock, and 11,667 shares of common stock were withheld by Tenable at $19.00 per share to satisfy tax obligations, which the company states does not represent a sale.
Tenable Holdings director and Co-Chief Executive Officer Mark C. Thurmond reported multiple equity transactions. He received a grant of 341,847 Restricted Stock Units (RSUs) at no cost, each representing one share of common stock, with 25% vesting on February 22, 2027 and the rest vesting quarterly over three years.
On February 25, 2026, 24,381 Performance RSUs were certified at a 97.2% payout and converted into 24,381 shares of common stock, with 25% vesting immediately and the remainder vesting in equal quarterly installments over three years. The filing also shows 11,789 shares of common stock withheld at $19.00 per share to satisfy tax obligations in connection with RSU settlement, which the footnotes state does not represent a sale.
Tenable Holdings reports 2025 revenue of $999.4 million, up from $900.0 million in 2024, an 11% increase driven by subscription growth, but it still posted a net loss of $36.1 million and has an accumulated deficit of $897.5 million.
The company positions itself as a leading exposure management and vulnerability management provider, with its AI-powered Tenable One platform spanning cloud, identity, operational technology and AI-related assets. At December 31, 2025, Tenable served over 40,000 customers, including about 65% of the Fortune 500 and about 50% of the Global 2000, and reported backlog of $159.9 million, up from $33.2 million a year earlier.
Tenable highlights heavy competition, ongoing net losses and reliance on renewals and expansions of term-based subscriptions as key risks, along with evolving cybersecurity threats, AI-related risks, data privacy regulation and geopolitical and macroeconomic uncertainty. As of February 20, 2026, it had 114,887,618 common shares outstanding and about 1,995 employees worldwide.
Tenable Holdings, Inc. Chief Financial Officer Matthew Charles Brown reported equity award activity. He exercised or converted 14,544 Restricted Stock Units into the same number of shares of common stock at $0.00 per share. To cover income tax obligations on this RSU settlement, 5,269 shares of common stock were withheld by the company at a price of $17.55 per share, which the filing notes does not represent a market sale. Following these transactions, Brown directly holds 18,541 shares of common stock and 203,624 RSUs, each RSU representing a contingent right to receive one share of common stock.
Tenable Holdings, Inc. co-CEO Mark C. Thurmond reported multiple equity award transactions involving restricted stock units and performance restricted stock units on Common Stock. Several awards vested and were settled into Common Stock at a price of $0.00 per share.
The transactions include derivative exercises such as 46,586 Restricted Stock Units converting into Common Stock and smaller blocks like 4,368 units, increasing his direct ownership. Separate Form 4 entries show share dispositions coded "F" at $17.55 per share that, according to the footnotes, represent shares withheld by the issuer to satisfy tax obligations rather than open-market sales.