Tamarly Intelligence
Company · AMTM (New York Stock Exchange)

Amentum Holdings, Inc.

Services-Business Services, NEC

Key figures
Revenue, 2025
$14.39B
Industry
Services-Business Services, NEC (SIC 7389)
Institutional holders
460 at 30 Jun 2026 (487 the quarter before)
SEC number
2011286
LEI
2549009FJIBLW40CU216

Source: SEC EDGAR filings and company facts, SEC Form 13F; checked 27 Oct 2026

Latest filings
2 Oct 2026
8-K 8-K
11 Aug 2026
10-Q FORM 10-Q
10 Aug 2026
8-K FORM 8-K
12 May 2026
10-Q FORM 10-Q
11 May 2026
8-K FORM 8-K

Source: SEC EDGAR

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Amentum Holdings, Inc.: Revenue $14.39B (2025), filings, holders and country risk | Tamarly