amtm-20260206

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of

the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): February 6, 2026

Amentum Holdings, Inc.

(Exact name of registrant as specified in its charter)


Delaware	001-42176	99-0622272
(State or other jurisdiction of incorporation)	(Commission File Number)	(I.R.S. Employer Identification No.)

4800 Westfields Blvd., Suite #400

Chantilly, Virginia 20151

(703) 579-0410

(Address, including zip code, and telephone number, including area code, of registrant’s principal executive offices)

Check the appropriate box below if the Form 8-K is intended to simultaneously satisfy the filing obligation of the

Registrant under any of the following provisions:


	☐	Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
	☐	Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
	☐	Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
	☐	Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:


Title of each class	Trading Symbol(s)	Name of each exchange on which registered
Common Stock, $0.01 par value	AMTM	New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the

Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2

of this chapter).

Emerging Growth Company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended

transition period for complying with any new or revised financial accounting standards provided pursuant to Section

13(a) of the Exchange Act. ☐

Item 5.07. Submission of Matters to a Vote of Security Holders

The Annual Meeting of Stockholders of Amentum Holdings, Inc. (“Amentum” or the “Company”) was held on

February 6, 2026 (the “Annual Meeting”). At the annual meeting, Amentum’s stockholders voted on the following

three proposals and cast their votes as described below.

1.The individuals listed below were elected at the Annual Meeting to serve as directors of the Company until

the next annual meeting of shareholders and until their respective successors are elected:

2.A management proposal to ratify the appointment of Ernst & Young LLP as Amentum’s independent

registered public accounting firm for fiscal year 2026 was approved.

3.The stockholders approved, on an advisory basis, the compensation of the Company’s named executive

officers for fiscal 2025.


	AMENTUM HOLDINGS, INC.

Date: February 10, 2026	By:	/s/ Michele St. Mary
		Name:	Michele St. Mary
		Title:	Chief Legal Officer and General Counsel