ARMK vs. NOC
ARMK (Aramark) and NOC (Northrop Grumman Corporation) are both stocks. ARMK operates in Restaurants (Consumer Cyclical), while NOC operates in Aerospace & Defense (Industrials). Over the past 10 years, ARMK returned 9.58%/yr vs 11.28%/yr for NOC. Their 0.25 correlation means their historical movements had little consistent relationship.
Performance
ARMK vs. NOC - Performance Comparison
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Returns By Period
In the year-to-date period, ARMK achieves a 55.39% return, which is significantly higher than NOC's -4.14% return. Over the past 10 years, ARMK has underperformed NOC with an annualized return of 9.58%, while NOC has yielded a comparatively higher 11.28% annualized return.
ARMK
- 1D
- -0.49%
- 1M
- 1.21%
- 6M
- 48.81%
- YTD
- 55.39%
- 1Y
- 35.60%
- 3Y*
- 26.60%
- 5Y*
- 18.95%
- 10Y*
- 9.58%
- ALL TIME*
- 12.67%
NOC
- 1D
- 1.43%
- 1M
- -1.19%
- 6M
- -21.04%
- YTD
- -4.14%
- 1Y
- -6.05%
- 3Y*
- 8.36%
- 5Y*
- 10.13%
- 10Y*
- 11.28%
- ALL TIME*
- 12.46%
Liquidity Comparison
| Position | Avg. Volume Value (2W) | Avg. Volume Value (1M) | Avg. Volume Value (3M) |
|---|---|---|---|
ARMK Aramark | $131.50M | $139.53M | $151.81M |
| $545.76M | $521.87M | $523.59M |
ARMK vs. NOC - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
ARMK Aramark | 55.39% | -0.08% | 34.28% | -4.71% | 13.54% | -3.04% | -10.01% | 51.69% | -31.47% | 20.96% |
NOC Northrop Grumman Corporation | -4.14% | 23.61% | 1.93% | -12.79% | 43.02% | 29.29% | -9.92% | 42.69% | -18.95% | 33.88% |
Correlation
The correlation between ARMK and NOC is 0.10, meaning there was essentially no consistent relationship between their historical price movements. Each responded to its own set of market drivers.
| Correlation | |
|---|---|
Correlation (1Y) Focuses on recent behavior, but can change the most. | 0.10 |
Correlation (3Y) Balances recent behavior with more history. | 0.09 |
Correlation (5Y) Shows whether the relationship held over a longer period. | 0.15 |
Correlation (10Y) Provides a long-term view across more market conditions. | 0.22 |
Correlation (All Time) Calculated using the full available price history since Dec 12, 2013 | 0.25 |
The correlation between ARMK and NOC shifts across timeframes, from 0.09 (3 years) to 0.25 (all time), reflecting how their relationship changes across market environments.
Fundamentals
ARMK:
$14.98B
NOC:
$77.07B
ARMK:
$1.34
NOC:
$31.48
ARMK:
42.53
NOC:
17.23
ARMK:
1.17
NOC:
2.54
ARMK:
0.78
NOC:
1.81
ARMK:
4.63
NOC:
4.32
ARMK:
$19.41B
NOC:
$42.89B
ARMK:
$1.25B
NOC:
$8.60B
ARMK:
$1.33B
NOC:
$6.84B
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Return for Risk
ARMK vs. NOC — Risk / Return Rank
ARMK
NOC
ARMK vs. NOC - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Aramark (ARMK) and Northrop Grumman Corporation (NOC). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
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.
| ARMK | NOC | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +1.54 | ||
| Sortino ratioReturn per unit of downside risk | +2.05 | ||
| Omega ratioGain probability vs. loss probability | 1.28 | 0.99 | +0.29 |
| Calmar ratioReturn relative to maximum drawdown | 2.20 | -0.13 | +2.32 |
| Martin ratioReturn relative to average drawdown | 4.42 | -0.27 | +4.69 |
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Drawdowns
ARMK vs. NOC - Drawdown Comparison
The maximum ARMK drawdown since its inception was -72.27%, roughly equal to the maximum NOC drawdown of -71.12%. Use the drawdown chart below to compare losses from any high point for ARMK and NOC.
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Drawdown Indicators
| ARMK | NOC | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -72.27% | -71.12% | -1.15% |
Max Drawdown (1Y)Largest decline over 1 year | -16.18% | -35.13% | +18.95% |
Max Drawdown (3Y)Largest decline over 3 years | -27.63% | -35.13% | +7.50% |
Max Drawdown (5Y)Largest decline over 5 years | -27.63% | -35.13% | +7.50% |
Max Drawdown (10Y)Largest decline over 10 years | -72.27% | -36.38% | -35.89% |
Current DrawdownCurrent decline from peak | -2.03% | -29.06% | +27.03% |
Average DrawdownAverage peak-to-trough decline | -12.79% | -18.44% | +5.65% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 8.02% | 16.55% | -8.53% |
Volatility
ARMK vs. NOC - Volatility Comparison
The current volatility for Aramark (ARMK) is 3.93%, while Northrop Grumman Corporation (NOC) has a volatility of 8.69%. This indicates that ARMK experiences smaller price fluctuations and is considered to be less risky than NOC based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| ARMK | NOC | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 3.93% | 8.69% | -4.76% |
Volatility (6M)Calculated over the trailing 6-month period | 19.50% | 20.69% | -1.19% |
Volatility (1Y)Calculated over the trailing 1-year period | 25.92% | 26.15% | -0.23% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 28.71% | 25.67% | +3.04% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 36.72% | 25.65% | +11.07% |
Dividends
ARMK vs. NOC - Dividend Comparison
ARMK's dividend yield for the trailing twelve months is around 0.82%, less than NOC's 1.73% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
ARMK Aramark | 0.82% | 1.18% | 1.05% | 1.19% | 1.06% | 1.19% | 1.14% | 1.01% | 1.47% | 0.97% | 1.09% | 1.10% |
NOC Northrop Grumman Corporation | 1.73% | 1.58% | 1.72% | 1.57% | 1.24% | 1.59% | 1.86% | 1.50% | 1.92% | 1.27% | 1.50% | 1.64% |
Financials
ARMK vs. NOC - Financials Comparison
This section allows you to compare key financial metrics between Aramark and Northrop Grumman Corporation. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
ARMK vs. NOC - Profitability Comparison
ARMK - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Aramark reported a gross profit of 294.23M and revenue of 4.91B. Therefore, the gross margin over that period was 6.0%.
NOC - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Aug 2026, Northrop Grumman Corporation reported a gross profit of 2.12B and revenue of 10.88B. Therefore, the gross margin over that period was 19.5%.
ARMK - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Aramark reported an operating income of 219.75M and revenue of 4.91B, resulting in an operating margin of 4.5%.
NOC - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Aug 2026, Northrop Grumman Corporation reported an operating income of 1.10B and revenue of 10.88B, resulting in an operating margin of 10.1%.
ARMK - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Aramark reported a net income of 101.95M and revenue of 4.91B, resulting in a net margin of 2.1%.
NOC - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Aug 2026, Northrop Grumman Corporation reported a net income of 1.09B and revenue of 10.88B, resulting in a net margin of 10.1%.
Frequently Asked Questions
ARMK and NOC have a correlation of 0.10, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
NOC has higher volatility (8.69%) compared to ARMK (3.93%). In terms of maximum drawdown, ARMK dropped -72.27% vs NOC's -71.12%.
ARMK currently has the higher Sharpe Ratio (1.37 vs -0.17), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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