[8-K] Amentum Holdings, Inc. Reports Material Event

Rhea-AI Filing Summary

Amentum Holdings, Inc. (AMTM) announced that it released its financial results for the fourth quarter and full year ended October 3, 2025. The company is providing details of these results through a press release dated November 24, 2025.

Amentum also scheduled a conference call and webcast on November 25, 2025 to discuss these results with investors and analysts. The press release and call information are included as Exhibit 99.1, while the cover page information is provided in Inline XBRL as Exhibit 104.

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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): November 24, 2025

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 2.02. Results of Operations and Financial Condition

On November 24, 2025, Amentum Holdings, Inc. (“Amentum”) released its financial results for the fourth quarter

and full year ended October 3, 2025.

A copy of the press release announcing the financial results as well as the schedule for a conference call and webcast

on November 25, 2025 is furnished as Exhibit 99.1 to this Current Report on Form 8-K and incorporated herein by

reference.

Item 9.01. Financial Statements and Exhibits.

Exhibit No.		Description
99.1		Press Release dated November 24, 2025 announcing Amentum's financial results for the fourth quarter ended and full year ended October 3, 2025.
104		The cover page from this Current Report on Form 8-K, formatted in Inline XBRL

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this

report to be signed on its behalf by the undersigned hereunto duly authorized.

	AMENTUM HOLDINGS, INC.
Date: November 24, 2025	By:	/s/ Travis B. Johnson
		Name:	Travis B. Johnson
		Title:	Chief Financial Officer

FAQ

What did Amentum Holdings, Inc. (AMTM) announce regarding its latest results?

Amentum Holdings, Inc. released its financial results for the fourth quarter and full year ended October 3, 2025, described in a press release dated November 24, 2025.

For which period did Amentum (AMTM) report financial results?

Amentum reported financial results for the fourth quarter and full year ended October 3, 2025.

How is Amentum (AMTM) sharing details of its Q4 and full-year 2025 results?

Details are provided in a press release dated November 24, 2025, which is included as Exhibit 99.1 together with information about a conference call and webcast.

When is Amentum's conference call and webcast about the Q4 and full-year 2025 results?

Amentum scheduled a conference call and webcast for November 25, 2025 to discuss its fourth quarter and full-year results.

What exhibits are included with Amentum’s latest disclosure about its results?

The disclosure includes Exhibit 99.1, a press release announcing the financial results and call schedule, and Exhibit 104, the cover page formatted in Inline XBRL.

What stock exchange is Amentum (AMTM) listed on and what is its common stock par value?

Amentum’s common stock with $0.01 par value trades under the symbol AMTM on the New York Stock Exchange.