DJ Amentum Holdings Inc. Stock Rises Thursday, Outperforms Market
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Shares of Amentum Holdings Inc. $(AMTM)$ rallied 1.56% to $20.19 Thursday, on what proved to be an all-around positive trading session for the stock market, with the S&P 500 Index rising 1.14% to 7,637.76 and the Dow Jones Industrial Average rising 0.61% to 51,778.04.
Amentum Holdings Inc. closed 47.02% short of its 52-week high of $38.11, which the company achieved on February 6th.
Trading volume (1.2 M) remained 798,874 below its 50-day average volume of 2.0 M.
Data source: Dow Jones Market Data, FactSet. Data compiled September 17, 2026.