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Amentum Holdings, Inc. logo

Amentum Holdings, Inc. (AMTM) Stock Ticker

NYSE: AMTM · Industrials · Aerospace & Defense
$18.51-1.08%
USD · as of 2026-09-28 · market cap $4.7B
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AMTM right now

Options expect by Oct 6±5.9%
Options expect by Oct 29±12.2%
Priced in for Nov 23 earnings±16.6%
IV rank (30-day)7% · cheap
From Tickr's live models · 2026-09-29. Not investment advice.

Market factors today

Tickr 500 vs S&P 500+0.49%+1.0% MTD
Momentum L/S+1.35%+15.1% MTD
High-beta momo L/S+1.46%+22.2% MTD
Rate sensitivity L/S+1.91%+6.9% MTD
Oil sensitivity L/S-2.54%-5.3% MTD
Unprofitable tech-1.43%+3.7% MTD

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About Amentum Holdings, Inc.

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.

AMTM stock facts

Ticker symbolAMTM
ExchangeNew York Stock Exchange
SectorIndustrials
IndustryAerospace & Defense
Market cap$4.7B
CEOJohn E. Heller
Employees50,000
HeadquartersChantilly, VA, US
IPO date2024-09-24
Websitewww.amentum.com

What you can see for AMTM on Tickr

Live AMTM price chart with overlays, the options chain, implied move, IV rank, options flow and Strategy Lab, financial statements and consensus estimates, analyst ratings, catalysts, news with AI scoring, and an AI chat that has read the AMTM report.

Rankings

Largest Industrials companiesLargest companies by market cap

AMTM peers

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FAQ

What is the ticker symbol for Amentum Holdings, Inc.?

The ticker symbol for Amentum Holdings, Inc. is AMTM, listed on the New York Stock Exchange.

What is AMTM?

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…

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