- ISIN
- US0239391016
- CUSIP
- 37938Q101
- Sector
- Industrials
- Industry
- Specialty Business Services
- IPO Date
- Sep 24, 2024
Highlights
- Market Cap
- $5.16B
- Enterprise Value
- $4.81B
- EPS (TTM)
- $0.97
- PE Ratio
- 21.77
- Total Revenue (TTM)
- $14.20B
- Gross Profit (TTM)
- $1.46B
- EBITDA (TTM)
- $482.00M
- Year Range
- $20.77 - $38.11
- Target Price
- $36.29
- ROA (TTM)
- 2.11%
- ROE (TTM)
- 5.12%
Share Price Chart
Loading charts...
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Performance
AMTM Performance Chart
Amentum Holdings Inc (AMTM) is down 27.4% since the beginning of the year. At $21 per share, AMTM is trading 44.7% below its 52-week high of $38.
Loading charts...
Returns By Period
Amentum Holdings Inc (AMTM) has returned -27.38% so far this year and -3.57% over the past 12 months.
Amentum Holdings Inc
- 1D
- -2.77%
- 1M
- -9.34%
- YTD
- -27.38%
- 6M
- -29.49%
- 1Y
- -3.57%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
Benchmark (S&P 500 Index)
- 1D
- -0.37%
- 1M
- -0.01%
- YTD
- 9.16%
- 6M
- 8.15%
- 1Y
- 24.03%
- 3Y*
- 19.78%
- 5Y*
- 11.99%
- 10Y*
- 13.88%
AMTM Monthly Returns History
Based on dividend-adjusted daily data since Sep 24, 2024, AMTM's average daily return is -0.03%, while the average monthly return is -1.16%.
Historically, 36% of months were positive and 64% were negative. The best month was Nov 2025 with a return of +27.8%, while the worst month was Nov 2024 at -18.1%. The longest winning streak lasted 3 consecutive months, and the longest losing streak was 6 months.
On a daily basis, AMTM closed higher 46% of trading days. The best single day was Sep 30, 2024 with a return of +25.6%, while the worst single day was Oct 1, 2024 at -20.2%.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 23.38% | -16.52% | -12.69% | 0.58% | -11.44% | -9.34% | -27.38% | ||||||
| 2025 | -0.29% | -6.34% | -7.33% | 19.89% | -5.32% | 14.28% | 5.76% | -0.08% | -4.01% | -6.43% | 27.76% | 1.29% | 37.90% |
| 2024 | 0.78% | -7.78% | -18.12% | -13.63% | -34.28% |
Benchmark Metrics
Amentum Holdings Inc has an annualized alpha of -25.43%, beta of 1.30, and R2 of 0.14 versus S&P 500 Index. Calculated based on daily prices since September 24, 2024.
- This stock participated in 240.65% of S&P 500 Index downside but only 32.33% of its upside - more exposed to losses than it benefited from rallies.
- R2 of 0.14 means this stock moves largely independently of S&P 500 Index - capture ratios reflect limited market correlation rather than active downside protection. Consider using a more representative benchmark.
- Alpha
- -25.43%
- Beta
- 1.30
- R²
- 0.14
- Upside Capture
- 32.33%
- Downside Capture
- 240.65%
Return for Risk
Risk / Return Rank
AMTM ranks 38 for risk / return — below 38% of stocks on our site. The returns aren't fully compensating for the risk involved. This isn't necessarily a dealbreaker, but factor it into your decision — especially if you're risk-averse.
Return / Risk — by metrics
The table below present risk-adjusted performance metrics for Amentum Holdings Inc (AMTM) and compare them to S&P 500 Index.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| AMTM | Benchmark | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -2.11 | ||
| Sortino ratioReturn per unit of downside risk | -2.54 | ||
| Omega ratioGain probability vs. loss probability | 1.02 | 1.37 | -0.34 |
| Calmar ratioReturn relative to maximum drawdown | -0.08 | 2.78 | -2.87 |
| Martin ratioReturn relative to average drawdown | -0.18 | 12.44 | -12.62 |
Dividends
Dividend History
Drawdowns
Drawdowns Chart
The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.
Loading charts...
Worst Drawdowns
The table below displays the maximum drawdowns of the Amentum Holdings Inc. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.
The maximum drawdown for the Amentum Holdings Inc was 50.81%, occurring on Apr 8, 2025. Recovery took 190 trading sessions.
The current Amentum Holdings Inc drawdown is 43.88%.
Related event | Drawdown | Fall | Recovery | Underwater |
|---|---|---|---|---|
2025 selloff2025 | -50.81%Apr 2025 | 4mo 28d | 9mo 6d | 1y 1moNov 2024 - Jan 2026 |
2026 bear market2026 | -43.88%Jun 2026 | 4mo 13d | — | 4mo 15dFeb 2026 - now |
2024 bear market2024 | -23.26%Oct 2024 | 7d | 1mo 1d | 1mo 8dOct 2024 - Nov 2024 |
2024 correction2024 | -19.78%Sep 2024 | 3d | 3d | 6dSep 2024 - Sep 2024 |
2026 pullback2026 | -3.61%Jan 2026 | 0s | 7d | 7dJan 2026 - Feb 2026 |
Drawdown Indicators
| AMTM | Benchmark | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -50.81% | -56.78% | +5.97% |
Max Drawdown (1Y)Largest decline over 1 year | -43.88% | -9.10% | -34.78% |
Max Drawdown (3Y)Largest decline over 3 years | — | -18.90% | — |
Max Drawdown (5Y)Largest decline over 5 years | — | -25.43% | — |
Max Drawdown (10Y)Largest decline over 10 years | — | -33.92% | — |
Current DrawdownCurrent decline from peak | -43.88% | -1.80% | -42.08% |
Average DrawdownAverage peak-to-trough decline | -27.75% | -10.71% | -17.04% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 19.79% | 2.03% | +17.76% |
Volatility
Volatility Chart
The chart below shows the rolling one-month volatility.
Loading charts...
Financials
Financial Performance
The chart below illustrates the trends in the financial health of Amentum Holdings Inc over time, highlighting three key metrics: Total Revenue, Earnings Before Interest and Taxes (EBIT), and Net Income.
Valuation
The Valuation section provides an overview of how Amentum Holdings Inc is priced in the market compared to other companies in the Specialty Business Services industry. It includes key financial ratios that help investors assess whether the stock is undervalued or overvalued.
PE Ratio
The chart displays the Price-to-Earnings (P/E) ratio for AMTM, comparing it with other companies in the Specialty Business Services industry. Currently, AMTM has a P/E ratio of 21.8. This P/E ratio is in line with the industry average, suggesting the stock may be fairly valued relative to its earnings.
PS Ratio
This chart shows the Price-to-Sales (P/S) ratio for AMTM relative to other companies in the Specialty Business Services industry. Currently, AMTM has a P/S ratio of 0.4. This P/S ratio falls within the average range for the industry, suggesting the stock is fairly valued based on its revenue.
PB Ratio
The chart illustrates the Price-to-Book (P/B) ratio for AMTM in comparison with other companies in the Specialty Business Services industry. Currently, AMTM has a P/B value of 1.1. This P/B ratio is low compared to industry peers. It might indicate the stock is undervalued or that the company’s assets are not expected to generate strong returns.
Income Statement
| TTM | |
|---|---|
Revenue | — |
Total Revenue | — |
Cost Of Revenue | — |
Gross Profit | — |
Operating Expenses | — |
Selling, General & Admin Expenses | — |
R&D Expenses | — |
Depreciation And Amortization | — |
Total Operating Expenses | — |
Income | — |
Income Before Tax | — |
Operating Income | — |
EBITDA | — |
EBIT | — |
Earnings From Continuing Operations | — |
Net Income | — |
Income Tax Expense | — |
Other Non-Operating Income (Expenses) | — |
Extraordinary Items | — |
Discontinued Operations | — |
Effect Of Accounting Charges | — |
Non Recurring | — |
Minority Interest | — |
Other Items | — |
Interest Income | — |
Interest Expense | — |
Net Interest Income | — |
Build a portfolio with AMTM
Add Amentum Holdings Inc to a portfolio and analyze allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Analyzer with AMTM