Amentum Holdings Inc. (AMTM) Stock Chart
AMTM price chart
Daily prices adjusted for splits and dividends. 1D and 5D show delayed intraday prices. Markers: E earnings, D dividend, S split.
Technical snapshot
Key levels & statistics
AMTM performance vs the market
Total return, dividends reinvestedAMTM monthly returns
AMTM historical prices
AMTM dividends & splits
About the AMTM chart
Amentum (AMTM) closed at $19.52 on October 16, 2026, down 32.7% so far this year. The stock is trading 22.0% below its 200-day moving average of $25.04, which technical analysts usually read as a long-term downtrend. Over the past year AMTM returned −13.9% including dividends, behind the S&P 500 (+16.8%).
This page charts the full trading history of Amentum Holdings Inc. stock. Daily prices come from EODHD and are adjusted for stock splits and dividends, so returns over long periods are comparable. For the latest quote, company profile, earnings and news, see the AMTM stock overview.
AMTM chart FAQ
What is Amentum's all-time high stock price?
The highest closing price for AMTM was $37.53 on February 6, 2026 (adjusted for stock splits). As of the October 16, 2026 close it traded 48.0% below that level.
What is the 52-week range of AMTM stock?
Over the 52 weeks to October 16, 2026, AMTM traded between an intraday low of $17.72 on October 2, 2026 and an intraday high of $38.11 on February 6, 2026.
Is AMTM above its 200-day moving average?
No. On October 16, 2026 AMTM closed at $19.52, 22.0% below its 200-day simple moving average of $25.04. The 50-day average was $19.98.
How has AMTM stock performed compared with the S&P 500?
Including reinvested dividends, AMTM returned −13.9% over the past year, compared with +16.8% for the S&P 500 (SPY).
Does Amentum pay a dividend?
Amentum has not paid a dividend in the past 12 months.
How do I read the AMTM chart?
Pick a time range above the chart and choose candlesticks, a line or an area chart. Moving averages, Bollinger Bands, volume, RSI and MACD can be switched on with the indicator buttons, and "Compare" plots AMTM against the S&P 500, its sector or a competitor as a percentage change. Chart prices are adjusted for splits and dividends.