DJ Amentum Holdings Inc. Stock Falls Thursday, Underperforms Market
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Shares of Amentum Holdings Inc. $(AMTM)$ shed 1.57% to $19.40 Thursday, on what proved to be an all-around rough trading session for the stock market, with the S&P 500 Index falling 0.02% to 7,704.13 and Dow Jones Industrial Average falling 0.31% to 51,349.98.
Amentum Holdings Inc. closed 49.09% below its 52-week high of $38.11, which the company reached on February 6th.
Trading volume (985,854) remained 1.1 million below its 50-day average volume of 2.1 M.
Data source: Dow Jones Market Data, FactSet. Data compiled September 24, 2026.