Amentum Holdings, Inc.
AMTM Real Time Price USDRecent trades of AMTM by members of U.S. Congress
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Recently reported changes in AMTM holdings by institutional investors
Quarterly net insider trading by AMTM's directors and management
* Insider trading data parsed from SEC Form 4 filings by Quiver Quantitative. Sign up for the Quiver API for real-time access.
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About
Key Metrics
Return (1d)
Return (30d)
Return (1Y)
CAGR (Total)
Max Drawdown
Beta
Alpha
Sharpe Ratio
Win Rate
Average Win
Average Loss
Annual Volatility
Annual Std Dev
Information Ratio
Treynor Ratio
Total Trades
Metrics Definitions
Disclaimer: The performance results shown are based on historical backtesting and are hypothetical in nature. Backtested performance does not represent actual trading and does not account for all market factors that may affect execution, such as liquidity, slippage, and changing market conditions. Past performance is not necessarily indicative of future results. There is no guarantee that any trading strategy will be profitable or avoid losses.
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Alpha
Measures a portfolio's risk-adjusted performance against that of its benchmark
Learn More about Alpha -
Annual Standard Deviation
Measures how much the portfolio's total return varies from its mean or average.
Learn More about Annual Standard Deviation -
Annual Volatility
A statistical measure of the dispersion of returns for the portfolio.
Learn More about Annual Volatility -
Average Win
The average return (%) for trades that resulted in a positive return.
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Average Loss
The average return (%) for trades that resulted in a negative return.
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Beta
A measure of the volatility of the portfolio compared to the market as a whole.
Learn More about Beta -
CAGR
CAGR (Compounded Annual Growth Rate), is the historical annualized rate of return for an investment strategy, throughout the backtest period.
Learn More about CAGR -
Information Ratio
A measurement of portfolio returns beyond the returns of its benchmark compared to the volatility of those returns.
Learn More about Information Ratio -
Max Drawdown
the maximum observed loss from a peak to a trough of a portfolio, before a new peak is attained.
Learn More about Max Drawdown -
Sharpe Ratio
The Sharpe Ratio is a measure of historical risk-adjusted return, which quantifies the amount of return that an investor received per unit of risk.
Learn More about Sharpe Ratio -
Total Trades
The total number of trades made by this strategy.
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Treynor Ratio
Attempts to measure how successful an investment is in providing compensation to investors for taking on investment risk.
Learn More about Treynor Ratio -
Win Rate
The percentage of total trades that resulted in a positive return.
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Government lobbying spending instances
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$90,000 Jul 20, 2026 Issue: Aerospace Budget/Appropriations Defense Environment/Superfund Foreign Relations Homeland Security
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$90,000 Apr 20, 2026 Issue: Aerospace Budget/Appropriations Defense Environment/Superfund Homeland Security
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$100,000 Jan 20, 2026 Issue: Aerospace Budget/Appropriations Defense Environment/Superfund Homeland Security
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$80,000 Oct 20, 2025 Issue: Aerospace Budget/Appropriations Defense Environment/Superfund Homeland Security
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$100,000 Jul 21, 2025 Issue: Aerospace Budget/Appropriations Defense Environment/Superfund Homeland Security
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$120,000 Apr 21, 2025 Issue: Homeland Security Defense Environment/Superfund Aerospace Budget/Appropriations
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$70,000 Jan 21, 2025 Issue: Homeland Security Aerospace Budget/Appropriations Defense Environment/Superfund
Former government officials who have lobbied for AMTM
15 former government officials from 9 congressional offices at 5 lobbying firms have lobbied for AMTM, most recently Apr 20, 2026.
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Charles Verdery Executive New Assistant Secretary and Consultant, Department of Homeland Security
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Kathryn Mills House New Assistant Director for Congressional Relations, Deputy Assistant Director for Congressional Relations, U.S. Immigration and Customs Enforcement; Senior Legislative Counsel, Rep. Zoe Lofgren (D-CA) -
Thomas Hawks Senate New Minority Staff Director, Senate Committee on Agriculture, Nutrition, and Forestry; Chief of Staff, Legislative Director, Legislative Assistant, Deputy Legislative Director, Legislative Aide, U.S. Senator Thad Cochran (R-MS) -
Jordan Evich House Intern, Dave Reichert (R-WA), Staff Assistant, Legislative Correspondent, Legislative Assistant, Legislative Director, Deputy Chief of Staff, Assistant to the Appropriations Committee, Rep. Jaime Herrera Beutler (R-WA) -
Kristopher Breaux House New Staff Director, House Permanent Select Committee on Intelligence Strategic Technologies and Advanced Research Subcommittee; Professional Staff Member, House Permanent Select Committee on Intelligence
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Joseph Vealencis House New Sr. Professional Staff Member and Subcommittee Staff Lead, Committee on Homeland Security, U.S. House; Dep. Director, Office of Legislative Affairs, ODNI; Director, Office of Congressional & Public Affairs, NRO; Director, Office of Strat Comm, NCTC
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Sandra Klaich Senate New Staff Assistant, Senator Thad Cochran
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Julie Dunne Executive New Deputy Executive Secretary, Department of Homeland Security; Special Assistant to the Assistant Secretary of Export Administration, Department of Commerce.
AMTM Estimated quarterly lobbying spending
AMTM Revenue by Segment or Geography
New AMTM patent grants
Federal grants, loans, and purchases
Estimated quarterly amount awarded to AMTM from public contracts
Recent insights relating to AMTM
Recent picks made for AMTM stock on CNBC
ETFs with the largest estimated holdings in AMTM
- ... Highest Price Target
- ... Median Price Target
- ... Lowest Price Target
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- Is $AMTM stock a Buy, Sell, or Hold?
- What is the price target for $AMTM stock?
* Analyst consensus is not financial advice. Please see our data disclaimers .
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- Who owns $AMTM stock?
- Who owns the most shares of $AMTM stock?
- What funds own $AMTM stock?
* These are estimates based on data taken from SEC filings. There may be inaccuracies due to parsing errors, accidental double-counting, incorrect classification of indirectly owned shares, or any other number of issues.
The Quiver Smart Score combines our data on Congress Trading, Lobbying, Insider Trading, CNBC Mentions and more to provide a comprehensive view of the strength of a stock's underlying data.
The Smart Score grades stocks on a scale of 1 (weakest) to 10 (strongest) based on the strength of the underlying data.Sign Up to view AMTM Smart Score
See concise summaries of analyst reports, presenting both bullish and bearish arguments for a stock.
Example:
The Bulls Say summary highlights positive aspects of the stock.
The Bears Say summary points out potential risks and negative aspects of the stock.
Amentum Holdings Inc is an engineering and technology solutions provider serving U.S. and allied government agencies, as well as international and commercial customers across energy and environmental, intelligence, space, defense, civilian and commercial markets. It provides environmental remediation, intelligence and counter-threat solutions, data analytics, engineering and integration, testing, training and citizen services. The company operates through two segments: Digital Solutions, offering digital and data-driven services, and Global Engineering Solutions, providing environmental remediation, nuclear power solutions, platform engineering, sustainment, and supply chain management. majority of its revenue comes from the Global Engineering Solutions segment and from the United States.
- Address Chantilly, VA
- Market Cap 4.7 billion
- Employees 50,000
- Industrial Classification Services-Business Services, Nec
Amentum Holdings, Inc. (AMTM) Historical Stock Prices
Daily open, high, low, close, adjusted close and volume for Amentum Holdings, Inc. (AMTM).
Quiver Premium charts AMTM's full daily history since 2014 with each congressional purchase and sale and every open-market insider purchase marked on the price line, with hover details for each trade.
Upgrade to Premium| Date | Open | High | Low | Close | Adj. Close | Volume |
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Open, high, low and close are the prices as traded. Adjusted close accounts for splits and dividends, and is what the chart and returns use. Where a company changed its ticker, its history under the old symbol is included.
The Quiver API serves daily prices back to 2014 alongside congressional trades, insider trades, 13F holdings and lobbying, all under one key and inside Claude or ChatGPT through our MCP server.
Explore the Quiver APIWe estimate that -- received a compensation of -- in --, making them the highest paid executive at AMTM, per a recent SEC DEF 14A filing. We estimate that the median employee at Amentum Holdings, Inc. is paid $83,741.
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