Avoid the stress of overpaying for a stock or missing an opportunity by using the right tools and insights to evaluate Amentum Holdings, Inc. before investing.

In this article, we go over a few key elements for understanding Amentum Holdings, Inc.’s stock price such as:

• Amentum Holdings, Inc.’s current stock price and volume
• Why Amentum Holdings, Inc.’s stock price changed recently
• Upgrades and downgrades for AMTM from analysts
• AMTM’s stock price momentum as measured by its relative strength

About Amentum Holdings, Inc. (AMTM)

Before we jump into Amentum Holdings, Inc.’s stock price, history, target price and what caused it to recently rise, let’s take a look at some background.

Amentum Holdings, Inc. provides engineering and technology solutions to the U.S. and allied government agencies. It offers supporting programs of critical national importance across energy and environmental, intelligence, space, defense, civilian, and commercial end-markets. It offers a range of capabilities, including environment and climate sustainability, intelligence and counter threat solutions, data fusion and analytics, engineering and integration, advanced test, training and readiness, and citizen solutions. The company was incorporated in 2023 and is headquartered in Chantilly, Virginia.

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Amentum Holdings, Inc.’s Stock Price as of Market Close

As of November 25, 2025, 4:00 PM, CST, Amentum Holdings, Inc.’s stock price was $30.000.

Amentum Holdings, Inc. is up 18.25% from its previous closing price of $25.370.

During the last market session, Amentum Holdings, Inc.’s stock traded between $27.560 and $31.870. Currently, there are approximately 243.00 million shares outstanding for Amentum Holdings, Inc..

Amentum Holdings, Inc.’s price-earnings (P/E) ratio is currently at 100.3, which is high compared to the Professional Services industry median of 25.1. The price-earnings ratio gauges market expectation of future performance by relating a stock’s current share price to its earnings per share.

Amentum Holdings, Inc. Stock Price History

Amentum Holdings, Inc.’s (AMTM) price is currently up 33.87% so far this month.

During the month of November, Amentum Holdings, Inc.’s stock price has reached a high of $31.870 and a low of $21.110.

Over the last year, Amentum Holdings, Inc. has hit prices as high as $26.625 and as low as $16.010. Year to date, Amentum Holdings, Inc.’s stock is up 42.65%.

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What Caused Amentum Holdings, Inc. Stock’s Price to Rise?

Stock prices are primarily based on seller supply and buyer demand. But have you ever wondered about what other factors affect a stock's price?

When an analyst changes their opinion of a stock by upgrading or downgrading their rating, it often leads to a sudden stock price adjustment. As of November 24, 2025, there was 1 analyst who downgraded Amentum Holdings, Inc.’s stock and 0 analysts who upgraded over the last month.

Additionally, you'll want to evaluate Amentum Holdings, Inc.’s financial health and valuation. Investors can use AAII's Value Grade, which combines six key valuation metrics like P/E and P/S ratios for a comprehensive analysis to conduct analysis on Amentum Holdings, Inc.’s valuation and financial health. This approach mitigates the limitations of single-metric evaluations.

Amentum Holdings, Inc.’s current valuation based on AAII’s Value Grade is a D, which means it is considered to be Expensive.

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Lastly, news and media coverage as well as recent press reports about the company or its industry may cause stock prices to fluctuate. You can check out the most recent news articles about Amentum Holdings, Inc. (AMTM) by visiting AAII Stock Evaluator.

Relative Price Strength of Amentum Holdings, Inc.

Relative price strength measures a stock's performance against the market, helping investors identify stocks that are outperforming benchmarks.

For AAII’s Momentum Grade, a weighted relative price strength is calculated. Follow this link to learn more about the Momentum Grade.

As of November 24, 2025, Amentum Holdings, Inc. has a weighted four-quarter relative price strength of -1.83%, which translates to a Momentum Score of 53 and is considered to be Average.

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Amentum Holdings, Inc. Stock Price: Bottom Line

As of November 25, 2025, Amentum Holdings, Inc.’s stock price is $30.000, which is up 18.25% from its previous closing price.

AAII advises against making stock decisions based solely on price or past returns. Instead, consider a variety of metrics, fundamentals, and analytics to evaluate a stock like Amentum Holdings, Inc. stock prices are influenced by market supply and demand and offer just a snapshot of a company's overall health.

Subscribing to AAII's A+ Investor provides access to comprehensive analytics and insights for confident investing.