Amentum (AMTM) CFO awarded 100,220 RSUs in Form 4 filing

Amentum Holdings, Inc. (AMTM) reported an equity grant to its Chief Financial Officer on a Form 4.

Rhea-AI Filing Summary

Amentum Holdings, Inc. (AMTM) reported an equity grant to its Chief Financial Officer on a Form 4. On November 17, 2025, the CFO acquired 100,220 shares of common stock in the form of restricted stock units at a price of $0 per share, indicating a stock-based compensation award rather than an open-market purchase. Following this grant, the officer beneficially owns 108,675 shares of common stock.

The restricted stock units vest in stages, with one-third of the units scheduled to vest on each of the first, second, and third anniversaries of November 17, 2025. This structure ties the executive’s compensation to the company’s long-term performance and continued service over a three-year period.

Insider Trade Summary

Grant/Award: 100,220 shares

Grant/Award 1 txn

Insider Johnson Travis Barton

Role Chief Financial Officer

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	100,220	$0.00	$0.00

Holdings After Transaction: Common Stock — 108,675 shares (Direct)

Footnotes (1)

1. F1. One-third of the restricted stock units shall vest on each of the first, second and third anniversaries of November 17, 2025.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did Amentum Holdings (AMTM) disclose in this Form 4 filing?

Amentum Holdings reported that its Chief Financial Officer acquired 100,220 shares of common stock in the form of restricted stock units on November 17, 2025 at a price of $0 per share.

How many Amentum (AMTM) shares does the CFO beneficially own after this transaction?

After the reported transaction, the Chief Financial Officer beneficially owns 108,675 shares of Amentum Holdings common stock.

What type of securities were granted to the Amentum (AMTM) CFO?

The securities granted were restricted stock units that settle in Amentum Holdings common stock.

When do the restricted stock units granted to the AMTM CFO vest?

One-third of the restricted stock units vest on each of the first, second, and third anniversaries of November 17, 2025.

Was the Amentum (AMTM) CFO transaction a purchase on the open market?

No. The Form 4 shows the CFO acquired 100,220 restricted stock units at a price of $0 per share, indicating an equity award rather than an open-market purchase.

Who is the reporting person in this Amentum (AMTM) Form 4?

The reporting person is an officer of Amentum Holdings, Inc., serving as the company’s Chief Financial Officer.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 11/19/2025 - 05:45 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Johnson Travis Barton

(Last) (First) (Middle)

C/O AMENTUM HOLDINGS, INC.

4800 WESTFIELDS BOULEVARD, SUITE 400

(Street)

CHANTILLY VA 20151

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Amentum Holdings, Inc. [ AMTM ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Financial Officer

3. Date of Earliest Transaction (Month/Day/Year)
11/17/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	11/17/2025		A		100,220(1)	A	$0	108,675	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. One-third of the restricted stock units shall vest on each of the first, second and third anniversaries of November 17, 2025.

Remarks:

	/s/ Mark Esposito, Attorney-in-Fact	11/19/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.