--- title: "Amentum Holdings Inc. Stock Rises Friday, Outperforms Market" type: "News" locale: "en" url: "https://longbridge.com/en/news/294557513.md" description: "Amentum Holdings Inc. (AMTM) shares rose 2.16% to $22.20 on Friday, outperforming the broader market as the S&P 500 and Dow Jones also gained. This rally ended a two-day losing streak for the stock. However, trading volume remained below its 50-day average, and the share price is still significantly below its 52-week high of $38.11." datetime: "2026-07-31T21:18:22.000Z" locales: - [zh-CN](https://longbridge.com/zh-CN/news/294557513.md) - [en](https://longbridge.com/en/news/294557513.md) - [zh-HK](https://longbridge.com/zh-HK/news/294557513.md) generator: "portal-rs" --- # Amentum Holdings Inc. Stock Rises Friday, Outperforms Market This article was automatically generated by MarketWatch using technology from Automated Insights. Shares of Amentum Holdings Inc. (AMTM) rallied 2.16% to $22.20 Friday, on what proved to be an all-around positive trading session for the stock market, with the S&P 500 Index rising 0.70% to 7,489.72 and the Dow Jones Industrial Average rising 0.53% to 52,485.03. The stock's rise snapped a two-day losing streak. Amentum Holdings Inc. closed 41.75% short of its 52-week high of $38.11, which the company achieved on February 6th. Trading volume (1.4 M) remained 564,478 below its 50-day average volume of 2.0 M. Data source: Dow Jones Market Data, FactSet. Data compiled July 31, 2026. This content was created by MarketWatch, which is operated by Dow Jones & Co. MarketWatch is published independently from Dow Jones Newswires and The Wall Street Journal. (END) Dow Jones Newswires 07-31-26 1718ET ### Related Stocks - [AMTM.US](https://longbridge.com/en/quote/AMTM.US.md) - [.SPX.US](https://longbridge.com/en/quote/.SPX.US.md) - [.DJI.US](https://longbridge.com/en/quote/.DJI.US.md) ## Related News & Research - [Should NASA’s US$974 Million Langley Contract Win Require Action From Amentum Holdings (AMTM) Investors?](https://longbridge.com/en/news/296687210.md) - [Amentum wins $974 million NASA Langley maintenance and engineering contract](https://longbridge.com/en/news/296491300.md) - [Amentum-Laing O'Rourke JV wins ANI contract for Australia nuclear submarine shipyard program](https://longbridge.com/en/news/296228605.md) - [Amentum joins Babcock five-year engineering services framework for UK Armed Forces support](https://longbridge.com/en/news/296320685.md) - [Amentum Holdings Inc. Stock Falls Thursday, Underperforms Market](https://longbridge.com/en/news/295848937.md) --- > **Disclaimer: This article is for reference only and does not constitute any investment advice.**