<SEC-DOCUMENT>0000950157-25-000397-index.html : 20250512
<SEC-HEADER>0000950157-25-000397.hdr.sgml : 20250512
<ACCEPTANCE-DATETIME>20250512090742
ACCESSION NUMBER:		0000950157-25-000397
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20250508
FILED AS OF DATE:		20250512
DATE AS OF CHANGE:		20250512

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Amentum Joint Venture LP
		CENTRAL INDEX KEY:			0002037182
		ORGANIZATION NAME:           	
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-42176
		FILM NUMBER:		25932874

	BUSINESS ADDRESS:	
		STREET 1:		C/O GOLDBERG LINDSAY & CO. LLC
		STREET 2:		630 FIFTH AVENUE, 30TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10111
		BUSINESS PHONE:		212-651-1100

	MAIL ADDRESS:	
		STREET 1:		C/O GOLDBERG LINDSAY & CO. LLC
		STREET 2:		630 FIFTH AVENUE, 30TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10111

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Amentum Joint Venture GP LLC
		CENTRAL INDEX KEY:			0002037401
		ORGANIZATION NAME:           	
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-42176
		FILM NUMBER:		25932875

	BUSINESS ADDRESS:	
		STREET 1:		C/O GOLDBERG LINDSAY & CO. LLC
		STREET 2:		630 FIFTH AVENUE, 30TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10111
		BUSINESS PHONE:		212-651-1100

	MAIL ADDRESS:	
		STREET 1:		C/O GOLDBERG LINDSAY & CO. LLC
		STREET 2:		630 FIFTH AVENUE, 30TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10111

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Amentum Holdings, Inc.
		CENTRAL INDEX KEY:			0002011286
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-BUSINESS SERVICES, NEC [7389]
		ORGANIZATION NAME:           	07 Trade & Services
		EIN:				990622272
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1003

	BUSINESS ADDRESS:	
		STREET 1:		4800 WESTFIELDS BOULEVARD
		STREET 2:		SUITE 400
		CITY:			CHANTILLY
		STATE:			VA
		ZIP:			20151
		BUSINESS PHONE:		7035790410

	MAIL ADDRESS:	
		STREET 1:		4800 WESTFIELDS BOULEVARD
		STREET 2:		SUITE 400
		CITY:			CHANTILLY
		STATE:			VA
		ZIP:			20151

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Amazon Holdco Inc.
		DATE OF NAME CHANGE:	20240208
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>form4.xml
<TEXT>
Document 1 - file: form4.html

Document 1 - RAW XML: form4.xml

</DOCUMENT>
</SEC-DOCUMENT>