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Amentum Holdings, Inc. (AMTM)
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Amentum Holdings, Inc. (AMTM) Stock-Based Compensation

The stock-based comp for Amentum Holdings, Inc. (AMTM) is $21.00 Million with a year-over-year change of +16.67%. Stock-Based Compensation (SBC) is the expense recognized for equity awards (stock options, RSUs) granted to employees. It's a non-cash expense that dilutes existing shareholders.

AMTM Stock-Based Comp

AMTM Stock-Based Comp Chart

$21.00M

Reported annual fiscal-period values; no daily interpolation.

+200.00% Max

Current Stock-Based Comp

$21.00M

$21.00 Million

Year-over-Year Change

+16.67%

vs. $18.00M prior year

Historical Data

5

Years of data available

Annual Stock-Based Comp History

YearStock-Based CompYoY Change% Change
2025$21.00M+$3.00M+16.67%
2024$18.00M+$15.00M+500.00%
2023$3.00M+$00.00%
2022$3.00M$-4.00M-57.14%
2021$7.00M
Data as of Thursday, June 25, 2026

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.

Chantilly, DE
53,000 employees
Industrials / Aerospace & Defense
Sector
Industrials
Industry
Aerospace & Defense
CEO
John E. Heller