Amentum director gets 11,564 shares as RSUs vest

Amentum Holdings, Inc. director Ralph E. Eberhart reported equity awards and vesting activity dated February 6, 2026.

Rhea-AI Filing Summary

Amentum Holdings, Inc. director Ralph E. Eberhart reported equity awards and vesting activity dated February 6, 2026. Restricted stock units representing 11,564 shares of AMTM common stock vested and were distributed at a price of $0 per share, leaving no restricted stock units outstanding.

On the same date, he acquired an additional 5,062 shares of common stock at $0, tied to restricted stock units that will vest on the date of the next annual meeting of stockholders. Following these transactions, he directly owned 48,120 shares of AMTM common stock.

Insider Trade Summary

11,564 shares exercised/converted

Exercise 3 txns

Insider EBERHART RALPH E

Role Director

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units	11,564	$0.00	$0.00
Exercise	Common Stock	11,564	$0.00	$0.00
Grant/Award	Common Stock	5,062	$0.00	$0.00

Holdings After Transaction: Restricted Stock Units — 0 contracts (Direct); Common Stock — 48,120 shares (Direct)

Footnotes (5)

1. F1. Represents distribution of AMTM common stock upon vesting of restricted stock units.
2. F2. Reflects a non-reportable transaction for shares transferred from the pro-rata distribution in-kind by Jacobs Solutions Inc. to its shareholders for no consideration on May 30, 2025.
3. F3. The restricted stock units shall vest on the date of the next annual meeting of stockholders of the Issuer.
4. F4. Each restricted stock unit represents a contingent right to receive one share of AMTM common stock.
5. F5. The restricted stock units awarded vested on February 6, 2026.

FAQ

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

What insider transaction did AMTM director Ralph E. Eberhart report?

Ralph E. Eberhart reported vesting and settlement of restricted stock units into AMTM common stock and an additional stock award, all effective February 6, 2026. These transactions resulted in more directly held shares with no sales and no cash paid per share.

How many Amentum (AMTM) shares does Ralph E. Eberhart hold after this Form 4?

After the reported transactions, Ralph E. Eberhart directly owned 48,120 shares of AMTM common stock. This reflects the distribution of 11,564 shares upon restricted stock unit vesting and the acquisition of 5,062 additional common shares at a price of $0.

What happened to Ralph E. Eberhart’s restricted stock units in this AMTM filing?

Restricted stock units covering 11,564 shares vested on February 6, 2026 and were distributed as AMTM common stock at $0 per share, reducing his restricted stock unit balance to zero. Each restricted stock unit represented a contingent right to receive one share.

Were any Amentum (AMTM) shares sold in Ralph E. Eberhart’s Form 4?

No sales were reported. The Form 4 only shows a transaction code “M” for vesting and distribution of 11,564 shares from restricted stock units and an “A” code for the acquisition of 5,062 additional common shares, all at a price of $0 per share.

What are the terms of the new restricted stock units mentioned for AMTM?

The filing notes restricted stock units that shall vest on the date of the next annual meeting of Amentum’s stockholders. Each unit represents a contingent right to receive one share of AMTM common stock when the vesting condition tied to that meeting is satisfied.

What prior event affected the AMTM share count referenced in this Form 4?

The share count reflects a non-reportable pro-rata in-kind distribution by Jacobs Solutions Inc. to its shareholders for no consideration on May 30, 2025. That prior event adjusted the holdings referenced here but did not itself require reporting as a Form 4 transaction.

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

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Accepted by SEC EDGAR 02/10/2026 - 04:09 PM EST 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^*

EBERHART RALPH E

(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)

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

3. Date of Earliest Transaction (Month/Day/Year)
02/06/2026

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	02/06/2026		M		11,564	A	(1)	43,058(2)	D
Common Stock	02/06/2026		A		5,062(3)	A	$0	48,120	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
Restricted Stock Units	(4)	02/06/2026		M			11,564	(5)	(5)	Common Stock	11,564	$0	0	D

Explanation of Responses:

1. Represents distribution of AMTM common stock upon vesting of restricted stock units.

2. Reflects a non-reportable transaction for shares transferred from the pro-rata distribution in-kind by Jacobs Solutions Inc. to its shareholders for no consideration on May 30, 2025.

3. The restricted stock units shall vest on the date of the next annual meeting of stockholders of the Issuer.

4. Each restricted stock unit represents a contingent right to receive one share of AMTM common stock.

5. The restricted stock units awarded vested on February 6, 2026.

Remarks:

	/s/ Indira Lall, Attorney-in-fact	02/10/2026
	** 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.