4/A: Amentum COO Corrects Stock Ownership Filing

Sentiment:

Amendment to Beneficial Ownership Statement


Amentum Holdings' Chief Operating Officer, Stephen A. Arnette, filed an amended Form 4 to correct the reported beneficial ownership of common stock.

Summary

  • Stephen A. Arnette, Chief Operating Officer of Amentum Holdings, Inc., filed an amended Form 4 (Form 4/A).
  • The purpose of this amendment is solely to correct the previously reported beneficial ownership of common stock in Table I.
  • The corrected filing indicates direct beneficial ownership of 94,299 shares of Amentum Holdings, Inc. Common Stock by Mr. Arnette.

Sentiment

Score: 5

Explanation: Neutral, as this is an administrative filing to correct a previous error in reporting beneficial ownership, with no impact on company operations or financial performance.

Future Outlook

NA

Management Comments

  • This Form 4/A is being filed solely to report the correct holding in Table I.

Industry Context

This administrative filing is a routine correction of an insider ownership report and does not provide information related to broader industry trends or competitive landscape.

Stakeholder Impact

  • Shareholders are provided with corrected information regarding the beneficial ownership of common stock by a key executive.

Key Dates

DateDescription
11/17/2025Date of the earliest transaction reported in the original filing.
11/19/2025Date the original Form 4 was filed.
12/19/2025Date this amended Form 4/A was filed.

Keywords

Amentum Holdings, AMTM, Stephen A. Arnette, Form 4/A, beneficial ownership, insider trading, SEC filing, common stock

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