AMTM vs LHX vs NOC Stock Comparison

Amentum Holdings, L3Harris Technologies and Northrop Grumman Prices as of Oct 28, 2026 Peers: Industry group

Head to Head

12 decided of 12

Northrop Grumman leads on 6 of the 12 questions below (Northrop Grumman 6, Amentum Holdings 3, L3Harris Technologies 3). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionAMTMLHXNOCLeader
Larger companyMarket capitalisation $5.39B $51.80B $80.34B NOC
Cheaper on earningsLower P/E, profitable companies only 26.4x 27.8x 17.8x NOC
Cheaper on forward earningsLower price / next fiscal year consensus EPS 8.6x 22.8x 17.9x AMTM
Faster revenue growthRevenue growth, trailing twelve months +11.4% +83.2% +6.5% LHX
More profitableNet margin, trailing twelve months 1.4% 4.8% 10.4% NOC
Better return on capitalReturn on invested capital 5.1% 11.8% 12.2% NOC
Less leveragedLower net debt / EBITDA 3.2x 1.8x 1.7x NOC
Higher dividend yieldTrailing dividend yield 0.00% 0.02% 0.02% LHX
Better 1-year returnPrice return, last 12 months -0.9% -9.3% -7.1% AMTM
Better 5-year returnAnnualised price return, 5 years — +2.5%/yr +9.1%/yr NOC
Less volatileAnnualised volatility, 1 year 46.3% 28.6% 28.7% LHX
Higher overall scoreMean of the five percentile scores vs peers 69/100 67/100 57/100 AMTM

Percentile Scorecard

AMTMLHXNOC

Each axis is the mean percentile of its metrics against the company's industry group. 100 is the best in the group, 50 the middle.

Scores by Axis

AxisAMTMLHXNOC
Valuation 100 #1 of 100 92 #9 of 100 74 #27 of 100
Growth 95 #6 of 97 81 #19 of 97 39 #60 of 97
Profitability 56 #43 of 96 73 #27 of 96 78 #22 of 96
Financial Health 24 #80 of 105 35 #69 of 105 39 #65 of 105
Shareholder Returns – 55 #30 of 65 58 #28 of 65
Overall 69 67 57
  • AMTM ranked among 107 companies in Aerospace and Defense
  • LHX ranked among 107 companies in Aerospace and Defense
  • NOC ranked among 107 companies in Aerospace and Defense

Price Performance

Price return, split-adjusted, before dividends. Click a name to hide or show it.

Returns

PeriodAMTMLHXNOCSPY
1 month +17.4%+9.7%+9.3% +0.9%
3 months -0.6%-12.4%+3.3% +5.9%
6 months -14.4%-18.9%-3.4% +8.5%
Year to date -25.2%-11.2%-3.1% +13.3%
1 year -0.9%-9.3%-7.1% +12.4%
3 years —+52.5%+16.8% +88.1%
3 years, per year —+15.1%+5.3% +23.5%
5 years —+13.1%+54.7% +68.2%
5 years, per year —+2.5%+9.1% +11.0%
10 years —+191.7%+142.0% +263.4%
10 years, per year —+11.3%+9.2% +13.8%

Risk

MeasureAMTMLHXNOCSPY
Volatility, 1Y 46.3%28.6%28.7% 12.7%
Downside volatility, 1Y 43.5%29.0%28.5% 12.7%
Beta vs S&P 500, 1Y 1.120.20-0.01 1.00
Return / volatility, 1Y -0.02-0.32-0.25 0.98
Max drawdown, 5Y -51.7%-40.4%-38.4% -25.4%
From 52-week high -42.2%-31.1%-28.0% -0.9%
52-week high $37.53$378.48$768.02 $779.14
52-week low $18.12$233.68$473.40 $631.97

Valuation History

Weekly multiples on trailing twelve-month fundamentals. Negative or extreme readings (a loss year, a collapsed denominator) are left out so the chart stays readable.

MultipleAMTMLHXNOC
P/E now vs peer median 25.9xmedian 26.4x 26.1xmedian 26.4x 17.4xmedian 26.4x
P/S now vs peer median 0.4xmedian 3.0x 1.2xmedian 3.0x 1.8xmedian 3.0x
EV/EBITDA now vs peer median 8.3xmedian 14.5x 11.1xmedian 14.5x 14.5xmedian 14.5x
P/FCF now vs peer median 11.2xmedian 26.1x 17.3xmedian 26.1x 20.5xmedian 26.1x
P/B now vs peer median 1.1xmedian 2.5x 2.4xmedian 2.5x 4.2xmedian 2.5x
PEG now vs peer median —median 0.90 0.79median 0.90 17.06median 0.90

Financial History

Reported figures by fiscal period, placed on the calendar year (or quarter) each period ended in, so companies with different fiscal years line up.

Trailing twelve monthsAMTMLHXNOC
Revenue $14.13B $39.15B $43.59B
Gross profit $1.45B $10.02B $8.73B
Operating income $596.00M $4.04B $4.63B
Net income $204.00M $1.87B $4.52B
Free cash flow $474.00M $2.81B $3.83B
EPS (diluted) $0.83 $9.93 $31.74
Cash & equivalents $459.00M $1.52B $3.74B
Total debt $3.83B $11.00B $58.43B
Shares (diluted) 245.00M 187.30M 142.40M
Enterprise value $3.81B $48.28B $67.79B

All Metrics

58 metrics · best in bold

Bold marks the best reading: the lowest positive value for multiples, leverage and payout, the highest for everything else. The bar under each value is its percentile against that company's own peers. Hover a value for its rank and the peer median.

Valuation

12 metrics
MetricAMTMLHXNOC
P/E 25.9x 26.1x 17.4x
P/FCF 11.2x 17.3x 20.5x
P/Operating cash flow 10.5x 14.7x 14.9x
P/S 0.4x 1.2x 1.8x
P/B 1.1x 2.4x 4.2x
P/Tangible book 1.7x 3.6x 4.2x
EV/EBITDA 8.3x 11.1x 14.5x
EV/EBIT 14.5x 14.4x 19.3x
EV/Revenue 0.6x 1.5x 2.0x
EV/FCF 18.3x 20.7x 23.3x
EV/Operating cash flow 17.2x 17.6x 16.9x
PEG (3Y EPS CAGR) – 0.79 17.06

Growth

14 metrics
MetricAMTMLHXNOC
Revenue growth (1Y) 11.4% 83.2% 6.5%
Revenue CAGR (3Y) – 29.6% 4.1%
Gross profit growth (1Y) 11.9% 82.2% 9.8%
Gross profit CAGR (3Y) – 27.7% 3.4%
Operating income growth (1Y) 60.2% 86.9% 6.8%
Operating income CAGR (3Y) – 32.2% 6.4%
Net income growth (1Y) 240.0% 10.0% 12.5%
Net income CAGR (3Y) – 32.5% -1.1%
EPS growth (1Y) 289.1% 9.9% 13.3%
EPS CAGR (3Y) – 33.0% 1.0%
Operating cash flow growth (1Y) 215.6% 31.3% 53.2%
Operating cash flow CAGR (3Y) – 15.5% 12.5%
Free cash flow growth (1Y) 243.5% 29.8% 108.8%
Free cash flow CAGR (3Y) – 15.2% 22.3%

Profitability

14 metrics
MetricAMTMLHXNOC
Gross margin 10.2% 25.6% 20.0%
EBITDA margin 7.3% 13.4% 14.1%
Operating margin 4.2% 10.3% 10.6%
Pretax margin 1.9% 9.7% 12.0%
Net margin 1.4% 4.8% 10.4%
FCF margin 3.4% 7.2% 8.8%
Operating cash flow margin 3.6% 8.4% 12.1%
Return on equity 4.2% 9.5% 24.7%
Return on assets 1.8% 4.4% 8.8%
Return on invested capital 5.1% 11.8% 12.2%
Return on capital employed 6.6% 12.0% 12.2%
Asset turnover 1.3x 0.9x 0.8x
Cash conversion (OCF / net income) 2.5x 1.8x 1.2x
Stock comp / revenue 0.2% 0.3% 0.3%

Financial Health

11 metrics
MetricAMTMLHXNOC
Debt / assets 34.2% 25.6% 27.5%
Debt / equity 0.8x 0.6x 0.8x
Net debt / EBITDA 3.2x 1.8x 1.7x
Debt / FCF 8.1x 3.9x 3.8x
Liabilities / assets 57.2% 53.7% 64.4%
Equity / assets 42.8% 46.3% 35.6%
Interest coverage – – 7.1x
Current ratio 1.5x 1.2x 1.2x
Quick ratio 1.9x 0.8x 1.0x
Cash ratio 0.2x 0.2x 0.3x
Altman Z-score 2.01 2.68 3.08

Shareholder Returns

7 metrics
MetricAMTMLHXNOC
Dividend yield – 1.9% 1.7%
Net buyback yield – 1.9% 0.7%
Shareholder yield – 3.8% 2.4%
Payout ratio (earnings) – 49.1% 30.2%
Payout ratio (FCF) – 32.8% 35.6%
Dividend growth (1Y) – 2.9% 8.0%
Dividend CAGR (3Y) – 2.1% 7.4%

Analyst Estimates

Solid lines are reported fiscal-year results; dashed lines are the consensus for the years ahead. Hover a year for the analysts' high and low, and how each result compared with its estimate.

ConsensusAMTMLHXNOC
Forward P/E 8.6xFY2026 22.8xFY2026 17.9xFY2026
EPS, next fiscal year $2.52FY2026 $11.44FY2026 $30.81FY2026
EPS growth, next FY +13.5%FY2026 +6.6%FY2026 +17.0%FY2026
EPS growth, the year after +11.5% +10.6% +3.7%
Revenue, next fiscal year $12.96BFY2026 $24.16BFY2026 $42.95BFY2026
Revenue growth, next FY -9.9%FY2026 +10.5%FY2026 +2.4%FY2026
Revenue growth, the year after +3.3% +0.3% +3.7%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersAMTMLHXNOC
Held by institutions 89.7% 87.5% 83.4%
Institutions holding 463 1,691 1,809
Change in shares held, QoQ +3.7% -0.5% +0.3%
Institutions buying 210 847 840
Institutions selling 154 570 639
Buyers to sellers 1.36 1.49 1.31

Return Correlation

Daily returns, last 12 months

1.00 means two stocks move in lockstep, 0 that they move independently. Pairs below about 0.5 diversify each other.

AMTMLHXNOC
AMTM 1.00 0.40 0.32
LHX 0.40 1.00 0.65
NOC 0.32 0.65 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, AMTM, LHX and NOC?

Northrop Grumman (NOC) is the largest by market capitalisation: Amentum Holdings (AMTM) $5.39B, L3Harris Technologies (LHX) $51.80B, Northrop Grumman (NOC) $80.34B.

Which stock is cheaper, AMTM, LHX and NOC?

Northrop Grumman (NOC) trades on the lowest price-to-earnings ratio (Amentum Holdings (AMTM) 26.4x, L3Harris Technologies (LHX) 27.8x, Northrop Grumman (NOC) 17.8x). On next year's consensus earnings, Amentum Holdings (AMTM) is cheapest (Amentum Holdings (AMTM) 8.6x, L3Harris Technologies (LHX) 22.8x, Northrop Grumman (NOC) 17.9x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

L3Harris Technologies (LHX) grew revenue fastest over the trailing twelve months: Amentum Holdings (AMTM) +11.4%, L3Harris Technologies (LHX) +83.2%, Northrop Grumman (NOC) +6.5%.

Which company is more profitable?

Northrop Grumman (NOC) has the highest net margin (Amentum Holdings (AMTM) 1.4%, L3Harris Technologies (LHX) 4.8%, Northrop Grumman (NOC) 10.4%). On return on invested capital, Northrop Grumman (NOC) leads (Amentum Holdings (AMTM) 5.1%, L3Harris Technologies (LHX) 11.8%, Northrop Grumman (NOC) 12.2%).

Which stock has performed better?

Over the past year Amentum Holdings (AMTM) returned the most: Amentum Holdings (AMTM) -0.9%, L3Harris Technologies (LHX) -9.3%, Northrop Grumman (NOC) -7.1%. Over five years, Northrop Grumman (NOC) compounded fastest (L3Harris Technologies (LHX) +2.5%/yr, Northrop Grumman (NOC) +9.1%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

L3Harris Technologies (LHX) has the highest dividend yield: Amentum Holdings (AMTM) 0.00%, L3Harris Technologies (LHX) 0.02%, Northrop Grumman (NOC) 0.02%. Amentum Holdings (AMTM) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, L3Harris Technologies (LHX) has been the steadiest (Amentum Holdings (AMTM) 46.3%, L3Harris Technologies (LHX) 28.6%, Northrop Grumman (NOC) 28.7%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, AMTM, LHX and NOC?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, Northrop Grumman (NOC) leads on 6. Business Quant does not give investment advice; use the comparison as a starting point for your own research.

Data from SEC filings, exchange prices and consensus estimates, via Business Quant. Percentile scores compare each company with its own peer group, so two companies' scores are each relative to different peers unless you rank against the whole market. Price returns exclude dividends. Nothing on this page is investment advice.