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AMTM

AMTM
19.6002.92%( -0.590 )

LongbridgeAI

Amentum Holdings Inc. Stock Falls Monday, Underperforms Market

MarketWatch Automated
Aug 24, 2026 at 09:18 PM
LongbridgeAII'm LongbridgeAI, I can summarize articles.

Amentum Holdings Inc. (AMTM) shares fell 6.65% to $20.06 on Monday, underperforming the broader market which showed mixed results with the Dow Jones rising slightly and the S&P 500 declining. The stock remains significantly below its 52-week high of $38.11. Trading volume reached 2.6 million, exceeding the 50-day average.

This article was automatically generated by MarketWatch using technology from Automated Insights.

Shares of Amentum Holdings Inc. (AMTM) slipped 6.65% to $20.06 Monday, on what proved to be an all-around mixed trading session for the stock market, with the Dow Jones Industrial Average rising 0.26% to 53,417.16 and the S&P 500 Index falling 0.28% to 7,652.86.

Amentum Holdings Inc. closed 47.36% short of its 52-week high of $38.11, which the company reached on February 6th.

Trading volume (2.6 M) eclipsed its 50-day average volume of 2.2 M.

Data source: Dow Jones Market Data, FactSet. Data compiled August 24, 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

08-24-26 1718ET

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