NOC vs OSIS vs GD Stock Comparison

Northrop Grumman, Osi Systems and General Dynamics Prices as of Oct 26, 2026 Peers: Industry group
OSIS Osi Systems Inc
$198.09 +0.4% 1M -21.1% 1Y
Market cap
$3.33B
P/E
21.5x
Revenue (TTM)
$1.79B
Div. yield
–
Defense Industrials
3 wins
GD General Dynamics Corp
$357.05 +6.1% 1M +1.8% 1Y
Market cap
$95.99B
P/E
21.4x
Revenue (TTM)
$54.86B
Div. yield
–
Defense Industrials
6 wins

Head to Head

11 decided of 12

General Dynamics leads on 6 of the 12 questions below (General Dynamics 6, Osi Systems 3, Northrop Grumman 2). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionNOCOSISGDLeader
Larger companyMarket capitalisation $78.25B $3.33B $95.99B GD
Cheaper on earningsLower P/E, profitable companies only 17.3x 21.5x 21.4x NOC
Cheaper on forward earningsLower price / next fiscal year consensus EPS 18.4x 17.0x 20.3x OSIS
Faster revenue growthRevenue growth, trailing twelve months +6.5% +4.3% +9.1% GD
More profitableNet margin, trailing twelve months 10.4% 8.7% 8.2% NOC
Better return on capitalReturn on invested capital 12.2% 9.4% 13.6% GD
Less leveragedLower net debt / EBITDA 1.7x 2.4x 0.5x GD
Higher dividend yieldTrailing dividend yield 0.02% 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months -6.6% -21.1% +1.8% GD
Better 5-year returnAnnualised price return, 5 years +7.8%/yr +15.9%/yr +11.7%/yr OSIS
Less volatileAnnualised volatility, 1 year 28.6% 43.6% 22.3% GD
Higher overall scoreMean of the five percentile scores vs peers 57/100 75/100 71/100 OSIS

Percentile Scorecard

NOCOSISGD

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

AxisNOCOSISGD
Valuation 74 #27 of 100 87 #14 of 100 85 #16 of 100
Growth 39 #60 of 97 67 #33 of 97 43 #56 of 97
Profitability 77 #23 of 96 79 #21 of 96 78 #22 of 96
Financial Health 39 #65 of 105 44 #59 of 105 62 #41 of 105
Shareholder Returns 59 #27 of 64 98 #2 of 64 86 #10 of 64
Overall 57 75 71
  • NOC ranked among 107 companies in Aerospace and Defense
  • OSIS ranked among 107 companies in Aerospace and Defense
  • GD 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

PeriodNOCOSISGDSPY
1 month +10.8%+0.4%+6.1% -0.8%
3 months +3.3%-8.8%-8.2% +3.5%
6 months -1.7%-32.0%+14.2% +7.0%
Year to date -0.8%-22.3%+6.1% +12.2%
1 year -6.6%-21.1%+1.8% +13.0%
3 years +19.5%+86.2%+49.9% +86.3%
3 years, per year +6.1%+23.0%+14.4% +23.1%
5 years +45.7%+109.0%+73.5% +68.6%
5 years, per year +7.8%+15.9%+11.7% +11.0%
10 years +147.9%+197.5%+136.2% +258.0%
10 years, per year +9.5%+11.5%+9.0% +13.6%

Risk

MeasureNOCOSISGDSPY
Volatility, 1Y 28.6%43.6%22.3% 12.7%
Downside volatility, 1Y 28.3%44.4%20.9% 12.7%
Beta vs S&P 500, 1Y 0.001.170.33 1.00
Return / volatility, 1Y -0.23-0.480.08 1.02
Max drawdown, 5Y -38.4%-37.9%-23.0% -25.4%
From 52-week high -26.4%-36.0%-9.8% -1.8%
52-week high $768.02$309.68$395.97 $779.14
52-week low $473.40$192.30$312.53 $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.

MultipleNOCOSISGD
P/E now vs peer median 17.8xmedian 26.8x 21.2xmedian 26.8x 21.5xmedian 26.8x
P/S now vs peer median 1.8xmedian 2.9x 1.8xmedian 2.9x 1.8xmedian 2.9x
EV/EBITDA now vs peer median 14.8xmedian 15.2x 14.3xmedian 15.2x 15.2xmedian 15.2x
P/FCF now vs peer median 21.0xmedian 25.5x 13.9xmedian 25.5x 15.0xmedian 25.5x
P/B now vs peer median 4.3xmedian 2.5x 3.8xmedian 2.5x 3.6xmedian 2.5x
PEG now vs peer median 17.45median 0.94 1.13median 0.94 2.10median 0.94

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 monthsNOCOSISGD
Revenue $43.59B $1.79B $54.86B
Gross profit $8.73B $593.09M $8.44B
Operating income $4.63B $218.97M $5.66B
Net income $4.52B $154.71M $4.49B
Free cash flow $3.83B $227.35M $6.45B
R&D – $79.14M –
EPS (diluted) $31.74 $8.95 $16.40
Cash & equivalents $3.74B $359.83M $4.33B
Total debt $58.43B $3.45B $7.52B
Shares (diluted) 142.40M 17.28M 273.52M
Enterprise value $65.71B $2.16B $83.10B

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
MetricNOCOSISGD
P/E 17.8x 21.2x 21.5x
P/FCF 21.0x 13.9x 15.0x
P/Operating cash flow 15.3x 11.4x 12.5x
P/S 1.8x 1.8x 1.8x
P/B 4.3x 3.8x 3.6x
P/Tangible book 4.3x 4.9x 3.8x
EV/EBITDA 14.8x 14.3x 15.2x
EV/EBIT 19.7x 17.3x 17.6x
EV/Revenue 2.1x 2.1x 1.8x
EV/FCF 23.8x 16.7x 15.5x
EV/Operating cash flow 17.3x 13.8x 13.0x
PEG (3Y EPS CAGR) 17.45 1.13 2.10

Growth

14 metrics
MetricNOCOSISGD
Revenue growth (1Y) 6.5% 4.3% 9.1%
Revenue CAGR (3Y) 4.1% 11.8% 10.3%
Gross profit growth (1Y) 9.8% 1.0% 8.9%
Gross profit CAGR (3Y) 3.4% 11.3% 8.6%
Operating income growth (1Y) 6.8% 0.7% 9.4%
Operating income CAGR (3Y) 6.4% 17.4% 10.3%
Net income growth (1Y) 12.5% 3.4% 9.8%
Net income CAGR (3Y) -1.1% 19.0% 10.0%
EPS growth (1Y) 13.3% 2.8% 8.8%
EPS CAGR (3Y) 1.0% 18.8% 10.2%
Operating cash flow growth (1Y) 53.2% 182.7% –
Operating cash flow CAGR (3Y) 12.5% 42.8% 23.0%
Free cash flow growth (1Y) 108.8% 305.3% –
Free cash flow CAGR (3Y) 22.3% 53.7% 28.7%

Profitability

14 metrics
MetricNOCOSISGD
Gross margin 20.0% 33.2% 15.4%
EBITDA margin 14.1% 14.8% 12.0%
Operating margin 10.6% 12.3% 10.3%
Pretax margin 12.0% 10.8% 9.9%
Net margin 10.4% 8.7% 8.2%
FCF margin 8.8% 12.7% 11.8%
Operating cash flow margin 12.1% 15.4% 14.0%
Return on equity 24.7% 17.9% 17.0%
Return on assets 8.8% 6.1% 7.5%
Return on invested capital 12.2% 9.4% 13.6%
Return on capital employed 12.2% 10.9% 13.9%
Asset turnover 0.8x 0.7x 0.9x
Cash conversion (OCF / net income) 1.2x 1.8x 1.7x
Stock comp / revenue 0.3% 1.5% 0.4%

Financial Health

11 metrics
MetricNOCOSISGD
Debt / assets 27.5% 40.0% 12.5%
Debt / equity 0.8x 1.2x 0.3x
Net debt / EBITDA 1.7x 2.4x 0.5x
Debt / FCF 3.8x 4.4x 1.2x
Liabilities / assets 64.4% 66.7% 55.4%
Equity / assets 35.6% 33.3% 44.6%
Interest coverage 7.1x 8.3x –
Current ratio 1.2x 3.2x 1.4x
Quick ratio 1.0x 2.2x 2.8x
Cash ratio 0.3x 0.7x 0.2x
Altman Z-score 3.12 3.14 4.18

Shareholder Returns

7 metrics
MetricNOCOSISGD
Dividend yield 1.7% – 1.8%
Net buyback yield 0.7% 3.7% 0.4%
Shareholder yield 2.3% 3.7% 2.1%
Payout ratio (earnings) 30.2% – –
Payout ratio (FCF) 35.6% – –
Dividend growth (1Y) 8.0% – –
Dividend CAGR (3Y) 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.

ConsensusNOCOSISGD
Forward P/E 18.4xFY2026 17.0xFY2027 20.3xFY2026
EPS, next fiscal year $30.81FY2026 $11.62FY2027 $17.56FY2026
EPS growth, next FY +17.0%FY2026 +12.3%FY2027 +13.7%FY2026
EPS growth, the year after +3.7% +7.2% +8.9%
Revenue, next fiscal year $42.95BFY2026 $1.85BFY2027 $53.43BFY2026
Revenue growth, next FY +2.4%FY2026 +3.5%FY2027 +1.7%FY2026
Revenue growth, the year after +3.7% +16.1% +12.6%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersNOCOSISGD
Held by institutions 83.4% 100.0% 86.5%
Institutions holding 1,809 366 2,217
Change in shares held, QoQ +0.3% +0.7% +0.1%
Institutions buying 840 191 1,018
Institutions selling 639 134 831
Buyers to sellers 1.31 1.43 1.23

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.

NOCOSISGD
NOC 1.00 0.20 0.62
OSIS 0.20 1.00 0.24
GD 0.62 0.24 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, NOC, OSIS and GD?

General Dynamics (GD) is the largest by market capitalisation: Northrop Grumman (NOC) $78.25B, Osi Systems (OSIS) $3.33B, General Dynamics (GD) $95.99B.

Which stock is cheaper, NOC, OSIS and GD?

Northrop Grumman (NOC) trades on the lowest price-to-earnings ratio (Northrop Grumman (NOC) 17.3x, Osi Systems (OSIS) 21.5x, General Dynamics (GD) 21.4x). On next year's consensus earnings, Osi Systems (OSIS) is cheapest (Northrop Grumman (NOC) 18.4x, Osi Systems (OSIS) 17.0x, General Dynamics (GD) 20.3x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

General Dynamics (GD) grew revenue fastest over the trailing twelve months: Northrop Grumman (NOC) +6.5%, Osi Systems (OSIS) +4.3%, General Dynamics (GD) +9.1%.

Which company is more profitable?

Northrop Grumman (NOC) has the highest net margin (Northrop Grumman (NOC) 10.4%, Osi Systems (OSIS) 8.7%, General Dynamics (GD) 8.2%). On return on invested capital, General Dynamics (GD) leads (Northrop Grumman (NOC) 12.2%, Osi Systems (OSIS) 9.4%, General Dynamics (GD) 13.6%).

Which stock has performed better?

Over the past year General Dynamics (GD) returned the most: Northrop Grumman (NOC) -6.6%, Osi Systems (OSIS) -21.1%, General Dynamics (GD) +1.8%. Over five years, Osi Systems (OSIS) compounded fastest (Northrop Grumman (NOC) +7.8%/yr, Osi Systems (OSIS) +15.9%/yr, General Dynamics (GD) +11.7%/yr). Returns are price only, before dividends.

Which pays a higher dividend?

Only one of these companies pays a dividend: Northrop Grumman (NOC) 0.02%, Osi Systems (OSIS) 0.00%, General Dynamics (GD) 0.00%. Osi Systems (OSIS) and General Dynamics (GD) pays no regular dividend.

Which stock is riskier?

By one-year price volatility, General Dynamics (GD) has been the steadiest (Northrop Grumman (NOC) 28.6%, Osi Systems (OSIS) 43.6%, General Dynamics (GD) 22.3%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, NOC, OSIS and GD?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, General Dynamics (GD) 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.