Amentum Holdings, Inc. SEC filings

CIK 2011286

dateformdocument
2026-10-028-Khttps://www.sec.gov/Archives/edgar/data/2011286/0002011286-26-000026.txt
2026-09-174https://www.sec.gov/Archives/edgar/data/2011286/0001483410-26-000005.txt
2026-08-1110-Qhttps://www.sec.gov/Archives/edgar/data/2011286/0001628280-26-055727.txt
2026-08-108-Khttps://www.sec.gov/Archives/edgar/data/2011286/0001628280-26-055294.txt
2026-08-06SCHEDULE 13Ghttps://www.sec.gov/Archives/edgar/data/2011286/0000763212-26-000027.txt
2026-05-1210-Qhttps://www.sec.gov/Archives/edgar/data/2011286/0001628280-26-034156.txt
2026-05-118-Khttps://www.sec.gov/Archives/edgar/data/2011286/0001628280-26-033648.txt
2026-05-07SCHEDULE 13G/Ahttps://www.sec.gov/Archives/edgar/data/2011286/0000914208-26-000176.txt
2026-05-074https://www.sec.gov/Archives/edgar/data/2011286/0002011286-26-000021.txt
2026-05-074https://www.sec.gov/Archives/edgar/data/2011286/0002011286-26-000020.txt
2026-05-074https://www.sec.gov/Archives/edgar/data/2011286/0002011286-26-000019.txt
2026-05-074https://www.sec.gov/Archives/edgar/data/2011286/0002011286-26-000018.txt
2026-05-074https://www.sec.gov/Archives/edgar/data/2011286/0002011286-26-000017.txt
2026-04-288-Khttps://www.sec.gov/Archives/edgar/data/2011286/0002011286-26-000011.txt
2026-03-26SCHEDULE 13G/Ahttps://www.sec.gov/Archives/edgar/data/2011286/0000102909-26-000568.txt
2026-03-054https://www.sec.gov/Archives/edgar/data/2011286/0001628280-26-015158.txt
2026-03-044https://www.sec.gov/Archives/edgar/data/2011286/0001628280-26-014626.txt
2026-02-184https://www.sec.gov/Archives/edgar/data/2011286/0001628280-26-009269.txt
2026-02-108-Khttps://www.sec.gov/Archives/edgar/data/2011286/0001628280-26-006679.txt
2026-02-104/Ahttps://www.sec.gov/Archives/edgar/data/2011286/0001628280-26-006829.txt
2026-02-104https://www.sec.gov/Archives/edgar/data/2011286/0001628280-26-006839.txt
2026-02-104https://www.sec.gov/Archives/edgar/data/2011286/0001628280-26-006837.txt
2026-02-104https://www.sec.gov/Archives/edgar/data/2011286/0001628280-26-006835.txt
2026-02-104https://www.sec.gov/Archives/edgar/data/2011286/0001628280-26-006831.txt
2026-02-104https://www.sec.gov/Archives/edgar/data/2011286/0001628280-26-006828.txt
2026-02-104https://www.sec.gov/Archives/edgar/data/2011286/0001628280-26-006827.txt
2026-02-104https://www.sec.gov/Archives/edgar/data/2011286/0001628280-26-006820.txt
2026-02-1010-Qhttps://www.sec.gov/Archives/edgar/data/2011286/0001628280-26-006676.txt
2026-02-098-Khttps://www.sec.gov/Archives/edgar/data/2011286/0001628280-26-006491.txt
2026-01-294https://www.sec.gov/Archives/edgar/data/2011286/0001628280-26-004144.txt
2025-12-19DEFA14Ahttps://www.sec.gov/Archives/edgar/data/2011286/0001104659-25-123126.txt
2025-12-19DEF 14Ahttps://www.sec.gov/Archives/edgar/data/2011286/0001104659-25-123111.txt
2025-12-19ARShttps://www.sec.gov/Archives/edgar/data/2011286/0001104659-25-123135.txt
2025-12-194/Ahttps://www.sec.gov/Archives/edgar/data/2011286/0001628280-25-058378.txt
2025-12-194/Ahttps://www.sec.gov/Archives/edgar/data/2011286/0001628280-25-058376.txt
2025-12-194/Ahttps://www.sec.gov/Archives/edgar/data/2011286/0001628280-25-058374.txt
2025-12-194https://www.sec.gov/Archives/edgar/data/2011286/0001628280-25-058286.txt
2025-12-094https://www.sec.gov/Archives/edgar/data/2011286/0001628280-25-056097.txt
2025-11-2510-Khttps://www.sec.gov/Archives/edgar/data/2011286/0001628280-25-053993.txt
2025-11-248-Khttps://www.sec.gov/Archives/edgar/data/2011286/0001628280-25-053839.txt
2025-11-194https://www.sec.gov/Archives/edgar/data/2011286/0001628280-25-053285.txt
2025-11-194https://www.sec.gov/Archives/edgar/data/2011286/0001628280-25-053283.txt
2025-11-194https://www.sec.gov/Archives/edgar/data/2011286/0001628280-25-053280.txt
2025-11-194https://www.sec.gov/Archives/edgar/data/2011286/0001628280-25-053278.txt
2025-11-194https://www.sec.gov/Archives/edgar/data/2011286/0001628280-25-053276.txt
2025-11-194https://www.sec.gov/Archives/edgar/data/2011286/0001628280-25-053272.txt
2025-11-194https://www.sec.gov/Archives/edgar/data/2011286/0001628280-25-053268.txt
2025-11-194https://www.sec.gov/Archives/edgar/data/2011286/0001628280-25-053259.txt
2025-11-184https://www.sec.gov/Archives/edgar/data/2011286/0001628280-25-052958.txt
2025-11-104https://www.sec.gov/Archives/edgar/data/2011286/0001628280-25-051118.txt
2025-11-104https://www.sec.gov/Archives/edgar/data/2011286/0001628280-25-051117.txt
2025-11-104https://www.sec.gov/Archives/edgar/data/2011286/0001628280-25-051115.txt
2025-11-104https://www.sec.gov/Archives/edgar/data/2011286/0001628280-25-051113.txt
2025-11-104https://www.sec.gov/Archives/edgar/data/2011286/0001628280-25-051110.txt
2025-11-104https://www.sec.gov/Archives/edgar/data/2011286/0001628280-25-051106.txt
2025-11-06SCHEDULE 13G/Ahttps://www.sec.gov/Archives/edgar/data/2011286/0000914208-25-000400.txt
2025-10-01S-3ASRhttps://www.sec.gov/Archives/edgar/data/2011286/0001628280-25-043444.txt
2025-08-0610-Qhttps://www.sec.gov/Archives/edgar/data/2011286/0002011286-25-000163.txt
2025-08-058-Khttps://www.sec.gov/Archives/edgar/data/2011286/0002011286-25-000158.txt
2025-05-124https://www.sec.gov/Archives/edgar/data/2011286/0001641172-25-009710.txt
2025-05-124https://www.sec.gov/Archives/edgar/data/2011286/0001641172-25-009708.txt
2025-05-124https://www.sec.gov/Archives/edgar/data/2011286/0001641172-25-009707.txt
2025-05-124https://www.sec.gov/Archives/edgar/data/2011286/0000950157-25-000397.txt
2025-05-09SCHEDULE 13G/Ahttps://www.sec.gov/Archives/edgar/data/2011286/0000914208-25-000150.txt
2025-05-0710-Qhttps://www.sec.gov/Archives/edgar/data/2011286/0002011286-25-000141.txt
2025-05-068-Khttps://www.sec.gov/Archives/edgar/data/2011286/0002011286-25-000135.txt
2025-04-104https://www.sec.gov/Archives/edgar/data/2011286/0002011286-25-000117.txt
2025-04-104https://www.sec.gov/Archives/edgar/data/2011286/0002011286-25-000116.txt
2025-04-104https://www.sec.gov/Archives/edgar/data/2011286/0002011286-25-000115.txt
2025-04-104https://www.sec.gov/Archives/edgar/data/2011286/0002011286-25-000114.txt
2025-04-104https://www.sec.gov/Archives/edgar/data/2011286/0002011286-25-000113.txt
2025-04-104https://www.sec.gov/Archives/edgar/data/2011286/0002011286-25-000112.txt
2025-04-104https://www.sec.gov/Archives/edgar/data/2011286/0002011286-25-000111.txt
2025-04-084https://www.sec.gov/Archives/edgar/data/2011286/0000950157-25-000298.txt
2025-03-194https://www.sec.gov/Archives/edgar/data/2011286/0002011286-25-000096.txt
2025-03-174https://www.sec.gov/Archives/edgar/data/2011286/0000950170-25-040663.txt
2025-03-13SCHEDULE 13G/Ahttps://www.sec.gov/Archives/edgar/data/2011286/0000950170-25-039032.txt
2025-03-12424B4https://www.sec.gov/Archives/edgar/data/2011286/0001628280-25-012390.txt
2025-03-11EFFECThttps://www.sec.gov/Archives/edgar/data/2011286/9999999995-25-000646.txt
2025-03-10S-1https://www.sec.gov/Archives/edgar/data/2011286/0001628280-25-011468.txt
2025-03-10CORRESPhttps://www.sec.gov/Archives/edgar/data/2011286/0001628280-25-011481.txt
2025-03-10CORRESPhttps://www.sec.gov/Archives/edgar/data/2011286/0001628280-25-011478.txt
2025-03-078-Khttps://www.sec.gov/Archives/edgar/data/2011286/0002011286-25-000094.txt
2025-03-078-Khttps://www.sec.gov/Archives/edgar/data/2011286/0002011286-25-000090.txt
2025-03-078-Khttps://www.sec.gov/Archives/edgar/data/2011286/0002011286-25-000085.txt
2025-03-074https://www.sec.gov/Archives/edgar/data/2011286/0002011286-25-000092.txt
2025-03-074https://www.sec.gov/Archives/edgar/data/2011286/0002011286-25-000091.txt
2025-03-074https://www.sec.gov/Archives/edgar/data/2011286/0002011286-25-000089.txt
2025-03-074https://www.sec.gov/Archives/edgar/data/2011286/0002011286-25-000088.txt
2025-03-074https://www.sec.gov/Archives/edgar/data/2011286/0002011286-25-000087.txt
2025-03-054https://www.sec.gov/Archives/edgar/data/2011286/0002011286-25-000070.txt
2025-02-243https://www.sec.gov/Archives/edgar/data/2011286/0002011286-25-000066.txt
2025-02-204https://www.sec.gov/Archives/edgar/data/2011286/0002011286-25-000064.txt
2025-02-144https://www.sec.gov/Archives/edgar/data/2011286/0002011286-25-000062.txt
2025-02-07SCHEDULE 13Ghttps://www.sec.gov/Archives/edgar/data/2011286/0000914208-25-000038.txt
2025-02-05SCHEDULE 13G/Ahttps://www.sec.gov/Archives/edgar/data/2011286/0002012383-25-001506.txt
2025-02-0510-Qhttps://www.sec.gov/Archives/edgar/data/2011286/0002011286-25-000060.txt
2025-02-048-Khttps://www.sec.gov/Archives/edgar/data/2011286/0002011286-25-000056.txt
2025-01-30SCHEDULE 13G/Ahttps://www.sec.gov/Archives/edgar/data/2011286/0000932471-25-000078.txt
2025-01-308-Khttps://www.sec.gov/Archives/edgar/data/2011286/0002011286-25-000041.txt
2025-01-304https://www.sec.gov/Archives/edgar/data/2011286/0002011286-25-000042.txt
2025-01-24UPLOADhttps://www.sec.gov/Archives/edgar/data/2011286/0000000000-25-000778.txt
2025-01-22DRShttps://www.sec.gov/Archives/edgar/data/2011286/0001628279-25-000014.txt
2025-01-21DEFA14Ahttps://www.sec.gov/Archives/edgar/data/2011286/0002011286-25-000026.txt
2025-01-21DEF 14Ahttps://www.sec.gov/Archives/edgar/data/2011286/0002011286-25-000024.txt
2025-01-21ARShttps://www.sec.gov/Archives/edgar/data/2011286/0002011286-25-000028.txt
2024-12-303/Ahttps://www.sec.gov/Archives/edgar/data/2011286/0000950157-24-001715.txt
2024-12-274https://www.sec.gov/Archives/edgar/data/2011286/0001493152-24-052280.txt
2024-12-273https://www.sec.gov/Archives/edgar/data/2011286/0001493152-24-052279.txt
2024-12-273https://www.sec.gov/Archives/edgar/data/2011286/0001493152-24-052278.txt
2024-12-273https://www.sec.gov/Archives/edgar/data/2011286/0000950157-24-001710.txt
2024-12-23SCHEDULE 13Dhttps://www.sec.gov/Archives/edgar/data/2011286/0001493152-24-051925.txt
2024-12-23SCHEDULE 13Dhttps://www.sec.gov/Archives/edgar/data/2011286/0000950157-24-001703.txt
2024-12-234https://www.sec.gov/Archives/edgar/data/2011286/0002011286-24-000074.txt
2024-12-19SCHEDULE 13D/Ahttps://www.sec.gov/Archives/edgar/data/2011286/0000950157-24-001690.txt
2024-12-194https://www.sec.gov/Archives/edgar/data/2011286/0000950157-24-001691.txt
2024-12-1710-Khttps://www.sec.gov/Archives/edgar/data/2011286/0002011286-24-000072.txt
2024-12-168-Khttps://www.sec.gov/Archives/edgar/data/2011286/0002011286-24-000064.txt
2024-12-094https://www.sec.gov/Archives/edgar/data/2011286/0002011286-24-000048.txt
2024-12-093https://www.sec.gov/Archives/edgar/data/2011286/0002011286-24-000047.txt
2024-11-138-Khttps://www.sec.gov/Archives/edgar/data/2011286/0002011286-24-000042.txt
2024-11-12SC 13G/Ahttps://www.sec.gov/Archives/edgar/data/2011286/0000932471-24-000856.txt
2024-11-12SC 13Ghttps://www.sec.gov/Archives/edgar/data/2011286/0002012383-24-004392.txt
2024-11-12SC 13Ghttps://www.sec.gov/Archives/edgar/data/2011286/0001193125-24-256176.txt
2024-11-08S-8https://www.sec.gov/Archives/edgar/data/2011286/0000950157-24-001496.txt
2024-11-084https://www.sec.gov/Archives/edgar/data/2011286/0002011286-24-000034.txt
2024-11-084https://www.sec.gov/Archives/edgar/data/2011286/0002011286-24-000033.txt
2024-11-084https://www.sec.gov/Archives/edgar/data/2011286/0002011286-24-000032.txt
2024-11-084https://www.sec.gov/Archives/edgar/data/2011286/0002011286-24-000031.txt
2024-11-084https://www.sec.gov/Archives/edgar/data/2011286/0002011286-24-000030.txt
2024-11-084https://www.sec.gov/Archives/edgar/data/2011286/0002011286-24-000029.txt
2024-11-084https://www.sec.gov/Archives/edgar/data/2011286/0002011286-24-000028.txt
2024-11-084https://www.sec.gov/Archives/edgar/data/2011286/0002011286-24-000027.txt
2024-11-084https://www.sec.gov/Archives/edgar/data/2011286/0002011286-24-000026.txt
2024-11-084https://www.sec.gov/Archives/edgar/data/2011286/0002011286-24-000025.txt
2024-11-084https://www.sec.gov/Archives/edgar/data/2011286/0002011286-24-000024.txt
2024-11-084https://www.sec.gov/Archives/edgar/data/2011286/0002011286-24-000023.txt
2024-11-084https://www.sec.gov/Archives/edgar/data/2011286/0002011286-24-000022.txt
2024-11-084https://www.sec.gov/Archives/edgar/data/2011286/0002011286-24-000021.txt
2024-11-04SC 13G/Ahttps://www.sec.gov/Archives/edgar/data/2011286/0000932471-24-000207.txt
2024-10-24SC 13Ghttps://www.sec.gov/Archives/edgar/data/2011286/0002012383-24-002165.txt
2024-10-04SC 13Dhttps://www.sec.gov/Archives/edgar/data/2011286/0000950157-24-001378.txt
2024-10-04S-8https://www.sec.gov/Archives/edgar/data/2011286/0000950157-24-001374.txt
2024-10-044https://www.sec.gov/Archives/edgar/data/2011286/0000950157-24-001377.txt
2024-10-044https://www.sec.gov/Archives/edgar/data/2011286/0000950157-24-001376.txt
2024-10-038-K/Ahttps://www.sec.gov/Archives/edgar/data/2011286/0000950157-24-001363.txt
2024-10-038-Khttps://www.sec.gov/Archives/edgar/data/2011286/0000950157-24-001361.txt
2024-09-278-Khttps://www.sec.gov/Archives/edgar/data/2011286/0001193125-24-227910.txt
2024-09-273https://www.sec.gov/Archives/edgar/data/2011286/0001140361-24-042160.txt
2024-09-273https://www.sec.gov/Archives/edgar/data/2011286/0001140361-24-042158.txt
2024-09-273https://www.sec.gov/Archives/edgar/data/2011286/0000950157-24-001330.txt
2024-09-273https://www.sec.gov/Archives/edgar/data/2011286/0000950157-24-001329.txt
2024-09-273https://www.sec.gov/Archives/edgar/data/2011286/0000950157-24-001328.txt
2024-09-273https://www.sec.gov/Archives/edgar/data/2011286/0000950157-24-001327.txt
2024-09-273https://www.sec.gov/Archives/edgar/data/2011286/0000950157-24-001326.txt
2024-09-273https://www.sec.gov/Archives/edgar/data/2011286/0000950157-24-001325.txt
2024-09-273https://www.sec.gov/Archives/edgar/data/2011286/0000950157-24-001324.txt
2024-09-273https://www.sec.gov/Archives/edgar/data/2011286/0000950157-24-001323.txt
2024-09-273https://www.sec.gov/Archives/edgar/data/2011286/0000950157-24-001322.txt
2024-09-273https://www.sec.gov/Archives/edgar/data/2011286/0000950157-24-001321.txt
2024-09-273https://www.sec.gov/Archives/edgar/data/2011286/0000950157-24-001320.txt
2024-09-273https://www.sec.gov/Archives/edgar/data/2011286/0000950157-24-001319.txt
2024-09-273https://www.sec.gov/Archives/edgar/data/2011286/0000950157-24-001318.txt
2024-09-273https://www.sec.gov/Archives/edgar/data/2011286/0000950157-24-001317.txt
2024-09-273https://www.sec.gov/Archives/edgar/data/2011286/0000950157-24-001316.txt
2024-09-273https://www.sec.gov/Archives/edgar/data/2011286/0000950157-24-001315.txt
2024-09-254https://www.sec.gov/Archives/edgar/data/2011286/0000950170-24-109438.txt
2024-09-18SEC STAFF ACTIOhttps://www.sec.gov/Archives/edgar/data/2011286/9999999997-24-003878.txt
2024-09-188-Khttps://www.sec.gov/Archives/edgar/data/2011286/0001193125-24-221432.txt
2024-09-183https://www.sec.gov/Archives/edgar/data/2011286/0000950170-24-107866.txt
2024-09-183https://www.sec.gov/Archives/edgar/data/2011286/0000950170-24-107858.txt
2024-09-183https://www.sec.gov/Archives/edgar/data/2011286/0000950170-24-107846.txt
2024-09-183https://www.sec.gov/Archives/edgar/data/2011286/0000950170-24-107841.txt
2024-09-183https://www.sec.gov/Archives/edgar/data/2011286/0000950170-24-107840.txt
2024-09-183https://www.sec.gov/Archives/edgar/data/2011286/0000950170-24-107839.txt
2024-09-17CERThttps://www.sec.gov/Archives/edgar/data/2011286/0000876661-24-000858.txt
2024-09-16CORRESPhttps://www.sec.gov/Archives/edgar/data/2011286/0001193125-24-219706.txt
2024-09-1310-12B/Ahttps://www.sec.gov/Archives/edgar/data/2011286/0001193125-24-218486.txt
2024-09-09CORRESPhttps://www.sec.gov/Archives/edgar/data/2011286/0001193125-24-215564.txt
2024-09-0910-12B/Ahttps://www.sec.gov/Archives/edgar/data/2011286/0001193125-24-215560.txt
2024-09-05UPLOADhttps://www.sec.gov/Archives/edgar/data/2011286/0000000000-24-010075.txt
2024-08-26CORRESPhttps://www.sec.gov/Archives/edgar/data/2011286/0001193125-24-207097.txt
2024-08-2610-12B/Ahttps://www.sec.gov/Archives/edgar/data/2011286/0001193125-24-207090.txt
2024-08-21UPLOADhttps://www.sec.gov/Archives/edgar/data/2011286/0000000000-24-009575.txt
2024-08-05CORRESPhttps://www.sec.gov/Archives/edgar/data/2011286/0001193125-24-194076.txt
2024-08-0510-12B/Ahttps://www.sec.gov/Archives/edgar/data/2011286/0001193125-24-194072.txt
2024-07-25UPLOADhttps://www.sec.gov/Archives/edgar/data/2011286/0000000000-24-008427.txt
2024-07-15CORRESPhttps://www.sec.gov/Archives/edgar/data/2011286/0001193125-24-178837.txt
2024-07-1510-12Bhttps://www.sec.gov/Archives/edgar/data/2011286/0001193125-24-178835.txt
2024-06-04UPLOADhttps://www.sec.gov/Archives/edgar/data/2011286/0000000000-24-006381.txt
2024-05-10DRSLTRhttps://www.sec.gov/Archives/edgar/data/2011286/0000950123-24-004425.txt
2024-05-10DRS/Ahttps://www.sec.gov/Archives/edgar/data/2011286/0000950123-24-004423.txt
2024-04-04UPLOADhttps://www.sec.gov/Archives/edgar/data/2011286/0000000000-24-003657.txt
2024-03-07DRShttps://www.sec.gov/Archives/edgar/data/2011286/0000950123-24-002790.txt

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