Form 4: Tenable Holdings Executive Reports Stock Transactions

Tenable Holdings, Inc. executive Mark C. Thurmond reports transactions involving common stock and restricted stock units.

Summary

• Mark C. Thurmond, Co-Chief Executive Officer and Director of Tenable Holdings, Inc., reported several transactions on May 22, 2026.
• These transactions include the acquisition of common stock under the Issuer's Employee Stock Purchase Plan and the net settlement of Restricted Stock Units (RSUs) and Performance Restricted Stock Units (PRSUs).
• Shares were acquired under the Employee Stock Purchase Plan, exempt under Rule 16b-3(d) and Rule 16b-3(c).
• Tax withholding obligations were met through the net settlement of RSUs and PRSUs, with shares withheld and not representing a sale.
• The filing details the vesting schedules and performance payouts for various RSUs and PRSUs granted in prior years, with payouts ranging from 93.9% to 97.2% based on fiscal year performance criteria.

Sentiment

Score: 6

Explanation: StockSavvy.ai views this as a neutral to slightly positive filing, reflecting standard executive compensation practices and strong performance against incentive targets, but without significant new investment or strategic shifts.

Positives

• Acquisition of shares through the Employee Stock Purchase Plan indicates employee participation and potential long-term investment.
• Performance Restricted Stock Units achieved high payout percentages (93.9% to 97.2%), suggesting strong company performance against set criteria for fiscal years 2023, 2024, and 2025.
• Vesting of RSUs and PRSUs indicates continued employee retention and commitment, with staggered vesting over several years.

Negatives

• Withholding of shares to satisfy tax obligations, while standard, represents a reduction in the net shares received by the executive.
• The transactions are primarily related to compensation and vesting schedules, rather than open market purchases, which might be viewed as less indicative of strong conviction.

Risks

• Vesting of RSUs and PRSUs is subject to the Reporting Person's continuous service with the Issuer, implying a risk of forfeiture if service is not maintained.
• Accelerated vesting is subject to specified circumstances, which could lead to earlier than expected changes in beneficial ownership.

Future Outlook

The filing details the ongoing vesting schedules for RSUs and PRSUs, indicating continued equity-based compensation over the next three years, subject to continuous service.

Management Comments

• The Compensation Committee certified the achievement of Performance Restricted Stock Units (PRSUs) for fiscal years 2023, 2024, and 2025, with payouts of 93.9%, 96.4%, and 97.2% respectively.
• Vesting of RSUs and PRSUs occurs in installments, with 25% vesting initially and the remainder vesting quarterly over three years, contingent on continued employment.

Industry Context

StockSavvy.ai notes that Form 4 filings are standard for executives and directors to report changes in beneficial ownership. The details regarding performance-based and time-based restricted stock units reflect common executive compensation practices in the cybersecurity industry, aiming to align executive interests with shareholder value and retention.

Stakeholder Impact

• Shareholders: The transactions reflect standard executive compensation and do not indicate a significant change in ownership or strategy that would immediately impact share price, though strong performance payouts are a positive signal.
• Employees: The continued vesting of RSUs and PRSUs reinforces employee retention and incentivizes continued service.
• Management: The reporting person continues to hold a significant beneficial ownership, aligning their interests with the company's performance.

Next Steps

• Continued vesting of RSUs and PRSUs over the next three years, subject to continuous service.
• Potential future transactions by the reporting person as equity awards vest.

Key Dates

Keywords

Tenable Holdings, TENB, Form 4, SEC Filing, Insider Trading, Stock Transactions, Restricted Stock Units, Performance Restricted Stock Units, Employee Stock Purchase Plan, Mark C. Thurmond, Executive Compensation