DJ Amentum Holdings Inc. Stock Falls Monday, Underperforms Market
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Shares of Amentum Holdings Inc. $(AMTM)$ slipped 1.33% to $24.44 Monday, on what proved to be an all-around dismal trading session for the stock market, with the S&P 500 Index falling 0.06% to 7,753.11 and Dow Jones Industrial Average falling 0.11% to 53,975.98.
The stock's fall snapped a two-day winning streak.
Amentum Holdings Inc. closed 35.87% short of its 52-week high of $38.11, which the company reached on February 6th.
Trading volume (2.7 M) eclipsed its 50-day average volume of 1.9 M.
Data source: Dow Jones Market Data, FactSet. Data compiled August 10, 2026.