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

ADTRAN Holdings, Inc. Chairman and CEO Thomas R. Stanton reported a planned disposition of 3,355 common shares for tax withholding purposes related to restricted stock unit vesting on November 17, 2025.

Summary

• Thomas R. Stanton, Chairman and CEO of ADTRAN Holdings, Inc. (ADTN), filed a Form 4 reporting a transaction.
• The transaction involves the disposition of 3,355 shares of ADTRAN Common Stock.
• The shares were delivered to the Issuer for the payment of withholding taxes due upon the vesting of previously granted restricted stock units.
• The transaction date is reported as November 17, 2025, with a price of $7.33 per share.
• Following this transaction, Thomas R. Stanton will beneficially own 941,167.51 shares of Common Stock directly.
• The transaction was made pursuant to a contract, instruction, or written plan for the purchase or sale of equity securities of the issuer, intended to satisfy the affirmative defense conditions of Rule 10b5-1(c).

Sentiment

Score: 5

Explanation: The filing reports a routine, non-discretionary transaction for tax withholding purposes related to executive compensation, which is neutral in sentiment.

Future Outlook

The filing reports a future, pre-planned transaction for tax withholding purposes related to restricted stock unit vesting, indicating a routine, non-discretionary event.

Industry Context

This filing is a standard insider transaction report (Form 4) and does not provide information directly related to broader industry trends or competitive landscape. It reflects a routine compensation-related event for a senior executive.

Stakeholder Impact

• Shareholders: Minimal direct impact as this is a routine, non-discretionary transaction for tax purposes and not a market sale.

Key Dates

Keywords

ADTRAN, ADTN, Form 4, insider transaction, Thomas R. Stanton, CEO, Chairman, restricted stock units, tax withholding, Rule 10b5-1