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Amentum Holdings, Inc. — 4/A Filings

4 4/A filings on record

This page lists all 4/A filings submitted to the SEC by Amentum Holdings, Inc. (AMTM), sorted by most recent first. Each row links to the full filing on EdgarLookup. Amentum Holdings, Inc. has filed 4 4/A documents with the SEC since 2024. To view all SEC filings by Amentum Holdings, Inc., see the full filings list.

Overview All Filings Financials Insiders
All 10-12B 10-12B/A 10-K 10-Q 3 3/A 4 4/A 424B4 8-K 8-K/A ARS CERT CORRESP DEF 14A DEFA14A DRS DRS/A DRSLTR EFFECT S-1 S-3ASR S-8 SC 13D SC 13G SC 13G/A SCHEDULE 13D SCHEDULE 13D/A SCHEDULE 13G/A SEC STAFF ACTION UPLOAD
Form Description Accession Number Filed Period
4/A FORM 4/A 0001628280-26-006829 Feb 10, 2026 Nov 6, 2025
4/A FORM 4/A 0001628280-25-058378 Dec 19, 2025 Nov 17, 2025
4/A FORM 4/A 0001628280-25-058376 Dec 19, 2025 Nov 17, 2025
4/A FORM 4/A 0001628280-25-058374 Dec 19, 2025 Nov 17, 2025