Form 4: Archer CTO Reports RSU Vesting and Tax-Related Stock Sale

Archer Aviation's Chief Technology Officer, Thomas Paul Muniz, reported the vesting of restricted stock units and a subsequent sale of shares to cover tax obligations.

Summary

• Thomas Paul Muniz, Chief Technology Officer of Archer Aviation Inc. (ACHR), reported transactions involving Class A Common Stock and Restricted Stock Units (RSUs).
• On November 15, 2025, Mr. Muniz acquired a total of 160,308 shares of Class A Common Stock through the vesting of RSUs (143,750, 8,946, and 7,612 shares respectively) at an exercise price of $0.
• Following these acquisitions, his direct beneficial ownership of Class A Common Stock increased to 1,487,777 shares.
• On November 17, 2025, Mr. Muniz sold 90,648 shares of Class A Common Stock at a weighted average price of $7.4948 per share.
• This sale was conducted to satisfy tax withholding obligations incurred due to the RSU vesting, in accordance with company policy.
• After the sale, Mr. Muniz's direct beneficial ownership of Class A Common Stock is 1,397,129 shares.
• He also beneficially owns 1,003,898 derivative securities in the form of Restricted Stock Units.

Sentiment

Score: 6

Explanation: The sentiment is slightly positive as the core event is the vesting of executive compensation, indicating continued value for the CTO. The subsequent sale is a routine, non-discretionary event for tax purposes, which is neutral in sentiment.

Positives

• The vesting of 160,308 Restricted Stock Units indicates continued compensation and retention of a key executive, the Chief Technology Officer.
• The transactions are routine and related to a pre-established vesting schedule, reflecting a structured compensation plan.

Negatives

• The sale of 90,648 shares, even for tax purposes, reduces the direct equity stake of a key executive in the company.

Future Outlook

The filing details future quarterly vesting schedules for various Restricted Stock Unit awards, indicating ongoing compensation events for the reporting person.

Industry Context

This Form 4 filing is a routine disclosure of insider trading activity, specifically related to executive compensation through equity awards. It does not provide broader industry context or trends.

Stakeholder Impact

• Shareholders: Minor impact, as it's a routine executive compensation event and a tax-related sale, not a discretionary sale indicating a change in confidence.
• Employees: No direct impact mentioned.
• Management: The CTO continues to hold a significant equity stake, aligning his interests with shareholders.

Next Steps

• Future quarterly vesting of Restricted Stock Units on March 1st, May 15th, August 15th, and November 15th, as per the established vesting schedules.

Key Dates

Keywords

Archer Aviation, ACHR, Form 4, Insider Transaction, Restricted Stock Units, RSU Vesting, Stock Sale, Chief Technology Officer, Executive Compensation