Form 4: ADTRAN CEO Stanton Reports Tax-Related Stock Disposition

ADTRAN Holdings CEO Thomas R. Stanton reported the disposition of 10,247 shares of common stock to cover tax obligations related to restricted stock unit vesting.

Summary

• Thomas R. Stanton, Chairman & CEO and Director of ADTRAN Holdings, Inc. (ADTN), reported a transaction on January 20, 2026.
• The transaction involved the disposition of 10,247 shares of ADTRAN common stock.
• These shares were delivered to the Issuer for the payment of withholding taxes due upon the vesting of previously granted restricted stock units.
• The shares were valued at $9.24 per share for the purpose of this tax-related disposition.
• Following this transaction, Thomas R. Stanton beneficially owns 971,848.51 shares of ADTRAN common stock.
• The transaction was made pursuant to a Rule 10b5-1(c) contract, instruction, or written plan.

Sentiment

Score: 5

Explanation: The filing reports a routine, non-discretionary insider transaction for tax purposes related to RSU vesting, which is neutral in terms of immediate positive or negative sentiment for the company's operational or financial performance.

Positives

• The underlying event, the vesting of restricted stock units, represents a realization of compensation for the CEO, indicating performance-based rewards.
• The transaction was conducted under a Rule 10b5-1 plan, which demonstrates a pre-arranged, non-discretionary approach to stock transactions, enhancing transparency and mitigating potential insider trading concerns.

Negatives

• The disposition of 10,247 shares reduces the direct beneficial ownership of common stock by the Chairman & CEO, although it is for a routine tax obligation.

Future Outlook

This filing does not contain any forward-looking statements or guidance regarding the company's future performance or outlook.

Industry Context

This is a routine insider transaction filing (Form 4) and does not provide specific insights into broader industry trends or competitive positioning. Such filings are standard disclosures for executives of publicly traded companies when their equity compensation vests and associated tax obligations are met.

Corporate Governance

Stakeholder Impact

• Shareholders: The disposition is a routine tax-related event and is unlikely to have a significant impact on shareholder value or perception. The underlying RSU vesting is a standard component of executive compensation.
• Employees: No direct impact on employees is indicated by this filing.

Key Dates

Keywords

ADTRAN, ADTN, Form 4, Insider Transaction, Stock Disposition, CEO, Restricted Stock Units, RSU, Tax Withholding, 10b5-1 Plan