Amentum Holdings, Inc.

Amentum Holdings, Inc.

AMTM

$19.71

Updated: 24/09/2026, 08:08:44

Market Cap
$4.81B
Sector
Industrials
Industry
Aerospace & Defense
Country
US
Stock valuation chart
One-year closing share-price history for AMTM
Company Profile

Amentum Holdings, Inc. is a provider of critical, technology-driven services, serving both governmental and commercial sectors. Its operations are structured around two distinct segments: Critical Mission Solutions and Cyber & Intelligence. The Critical Mission Solutions (CMS) segment delivers comprehensive support across various domains. This includes testing, training, and operational oversight for advanced missile defense systems. It also furnishes IT and engineering expertise to both defense organizations and the burgeoning space sector. Moreover, CMS offers technological solutions to energy clients, encompassing installation, decommissioning, and vital environmental remediation efforts, in addition to specialized technical consulting services. Meanwhile, the Cyber & Intelligence (C&I) segment focuses on advanced cyber training and sophisticated data analytics for government professionals. It also deploys cutting-edge communication systems and aerial mapping technologies for national security applications, alongside other specialized technical support for U.S. defense and intelligence agencies. Established on November 26, 2019, the company maintains its corporate headquarters in Chantilly, VA.

USD
NYSE
CEO: John E. Heller
Employees: 50,000
https://www.amentum.com
Asset Summaries
Latest generated summaries for AMTM

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Detailed business
Structured knowledge from the latest official annual filing.
No official annual filing has completed ingestion for this company yet. The filing worker processes major-index companies incrementally and never repeats a completed fiscal year.
Full company information
Latest profile, trading, valuation, and identifier data stored for AMTM.
Share price
$19.71
Market cap
$4.81B
Exchange
NYSE
Currency
USD
CEO
John E. Heller
Employees
50,000
IPO date
24/09/2024
Beta
0.31023216
Last dividend
$0.00
Day range
$19.64 – $20.05
52-week range
$19.21 – $38.11
1-day performance
0.05%
1-year performance
2.60%
Current drawdown (1Y)
-48.28%
CIK
0002011286
CUSIP
023939101
ISIN
US0239391016
Created
07/12/2025, 02:04:28
Last update
24/09/2026, 08:08:44

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