ARMK vs. NOC

Last updated Apr 1, 2026

Compare and contrast key facts about Aramark (ARMK) and Northrop Grumman Corporation (NOC).

Performance

ARMK vs. NOC - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Aramark (ARMK) and Northrop Grumman Corporation (NOC). The values are adjusted to include any dividend payments, if applicable.

ARMK vs. NOC - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
ARMK Aramark	10.32%	-0.08%	34.28%	-4.71%	13.54%	-3.04%	-10.01%	51.69%	-31.47%	20.96%
NOC Northrop Grumman Corporation	20.03%	23.61%	1.93%	-12.79%	43.02%	29.29%	-9.92%	42.69%	-18.95%	33.88%

Fundamentals

Market Cap ARMK : $10.80B NOC : $97.49B
EPS ARMK : $1.19 NOC : $29.15
PE Ratio ARMK : 34.13 NOC : 23.40
PEG Ratio ARMK : 0.94 NOC : 3.45
PS Ratio ARMK : 0.58 NOC : 2.33
PB Ratio ARMK : 3.37 NOC : 5.85
Total Revenue (TTM) ARMK : $18.79B NOC : $41.95B
Gross Profit (TTM) ARMK : $1.02B NOC : $6.02B
EBITDA (TTM) ARMK : $1.26B NOC : $6.43B

Returns By Period

In the year-to-date period, ARMK achieves a 10.32% return, which is significantly lower than NOC's 20.03% return. Over the past 10 years, ARMK has underperformed NOC with an annualized return of 6.58%, while NOC has yielded a comparatively higher 14.86% annualized return.

ARMK

• 1D: 0.70%
• 1M: -3.13%
• YTD: 10.32%
• 6M: 6.24%
• 1Y: 18.81%
• 3Y*: 17.54%
• 5Y*: 9.26%
• 10Y*: 6.58%

NOC

• 1D: 1.59%
• 1M: -5.82%
• YTD: 20.03%
• 6M: 12.78%
• 1Y: 35.39%
• 3Y*: 15.80%
• 5Y*: 18.08%
• 10Y*: 14.86%

*Multi-year figures are annualized to reflect compound growth (CAGR)

Return for Risk

ARMK vs. NOC — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

ARMK

ARMK Risk / Return Rank: 62
ARMK Sharpe Ratio Rank: 64
ARMK Sortino Ratio Rank: 59
ARMK Omega Ratio Rank: 60
ARMK Calmar Ratio Rank: 65
ARMK Martin Ratio Rank: 61

NOC

NOC Risk / Return Rank: 78
NOC Sharpe Ratio Rank: 80
NOC Sortino Ratio Rank: 73
NOC Omega Ratio Rank: 78
NOC Calmar Ratio Rank: 81
NOC Martin Ratio Rank: 77

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

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.

	ARMK	NOC	Difference
Sharpe ratio Return per unit of total volatility	0.64	1.23	-0.59
Sortino ratio Return per unit of downside risk	1.11	1.71	-0.60
Omega ratio Gain probability vs. loss probability	1.16	1.26	-0.10
Calmar ratio Return relative to maximum drawdown	1.10	2.27	-1.17
Martin ratio Return relative to average drawdown	2.01	4.89	-2.88
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

ARMK vs. NOC - Sharpe Ratio Comparison

The current ARMK Sharpe Ratio is 0.64, which is lower than the NOC Sharpe Ratio of 1.23. The chart below compares the historical Sharpe Ratios of ARMK and NOC, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	ARMK	NOC	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.64	1.23	-0.59
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.32	0.73	-0.40
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.18	0.59	-0.41
Sharpe Ratio (All Time) Calculated using the full available price history	0.26	0.48	-0.22

Correlation

The correlation between ARMK and NOC is 0.26, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

ARMK vs. NOC - Dividend Comparison

ARMK's dividend yield for the trailing twelve months is around 1.11%, less than NOC's 1.35% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ARMK Aramark	1.11%	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	1.35%	1.58%	1.72%	1.57%	1.24%	1.59%	1.86%	1.50%	1.92%	1.27%	1.50%	1.64%

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.

Drawdown Indicators

	ARMK	NOC	Difference
Max Drawdown Largest peak-to-trough decline	-72.27%	-71.12%	-1.15%
Max Drawdown (1Y) Largest decline over 1 year	-18.15%	-15.56%	-2.59%
Max Drawdown (5Y) Largest decline over 5 years	-27.63%	-22.28%	-5.35%
Max Drawdown (10Y) Largest decline over 10 years	-72.27%	-36.38%	-35.89%
Current Drawdown Current decline from peak	-7.35%	-11.17%	+3.82%
Average Drawdown Average peak-to-trough decline	-13.11%	-18.38%	+5.27%
Ulcer Index Depth and duration of drawdowns from previous peaks	9.90%	7.22%	+2.68%

Volatility

ARMK vs. NOC - Volatility Comparison

Aramark (ARMK) has a higher volatility of 7.26% compared to Northrop Grumman Corporation (NOC) at 6.32%. This indicates that ARMK's price experiences larger fluctuations and is considered to be riskier than NOC based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ARMK	NOC	Difference
Volatility (1M) Calculated over the trailing 1-month period	7.26%	6.32%	+0.94%
Volatility (6M) Calculated over the trailing 6-month period	17.95%	19.31%	-1.36%
Volatility (1Y) Calculated over the trailing 1-year period	29.58%	28.91%	+0.67%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	28.71%	24.94%	+3.77%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	36.54%	25.18%	+11.36%

Financials

ARMK vs. NOC - Profitability Comparison

The chart below illustrates the profitability comparison between Aramark and Northrop Grumman Corporation over time, highlighting three key metrics: Gross Profit Margin, Operating Margin, and Net Profit Margin.

ARMK - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, Aramark reported a gross profit of 0.00 and revenue of 4.83B. Therefore, the gross margin over that period was 0.0%.

NOC - Gross Margin

Gross margin is calculated as gross profit divided by revenue. For the three months ending on Apr 2026, Northrop Grumman Corporation reported a gross profit of 0.00 and revenue of 11.71B. Therefore, the gross margin over that period was 0.0%.

ARMK - Operating Margin

Operating margin is calculated as operating income divided by revenue. For the three months ending on Apr 2026, Aramark reported an operating income of 217.55M and revenue of 4.83B, 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 Apr 2026, Northrop Grumman Corporation reported an operating income of 1.27B and revenue of 11.71B, resulting in an operating margin of 10.9%.

ARMK - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, Aramark reported a net income of 96.16M and revenue of 4.83B, resulting in a net margin of 2.0%.

NOC - Net Margin

Net margin is calculated as net income divided by revenue. For the three months ending on Apr 2026, Northrop Grumman Corporation reported a net income of 1.43B and revenue of 11.71B, resulting in a net margin of 12.2%.